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linux/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
Alex Deucher a7ea6548a5 drm/amdgpu: setup the shared and private apertures on gfx9 
Same as previous asics.  This was not yet set for gfx9.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-12-15 17:15:09 -05:00

4465 lines
137 KiB
C
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/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <linux/kernel.h>
#include <linux/firmware.h>
#include <drm/drmP.h>
#include "amdgpu.h"
#include "amdgpu_gfx.h"
#include "soc15.h"
#include "soc15d.h"
#include "gc/gc_9_0_offset.h"
#include "gc/gc_9_0_sh_mask.h"
#include "vega10_enum.h"
#include "hdp/hdp_4_0_offset.h"
#include "soc15_common.h"
#include "clearstate_gfx9.h"
#include "v9_structs.h"
#define GFX9_NUM_GFX_RINGS 1
#define GFX9_MEC_HPD_SIZE 2048
#define RLCG_UCODE_LOADING_START_ADDRESS 0x00002000L
#define RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET 0x00000000L
#define GFX9_RLC_FORMAT_DIRECT_REG_LIST_LENGTH 34
#define mmPWR_MISC_CNTL_STATUS 0x0183
#define mmPWR_MISC_CNTL_STATUS_BASE_IDX 0
#define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN__SHIFT 0x0
#define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT 0x1
#define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK 0x00000001L
#define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK 0x00000006L
MODULE_FIRMWARE("amdgpu/vega10_ce.bin");
MODULE_FIRMWARE("amdgpu/vega10_pfp.bin");
MODULE_FIRMWARE("amdgpu/vega10_me.bin");
MODULE_FIRMWARE("amdgpu/vega10_mec.bin");
MODULE_FIRMWARE("amdgpu/vega10_mec2.bin");
MODULE_FIRMWARE("amdgpu/vega10_rlc.bin");
MODULE_FIRMWARE("amdgpu/raven_ce.bin");
MODULE_FIRMWARE("amdgpu/raven_pfp.bin");
MODULE_FIRMWARE("amdgpu/raven_me.bin");
MODULE_FIRMWARE("amdgpu/raven_mec.bin");
MODULE_FIRMWARE("amdgpu/raven_mec2.bin");
MODULE_FIRMWARE("amdgpu/raven_rlc.bin");
static const struct soc15_reg_golden golden_settings_gc_9_0[] =
{
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000420),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmSH_MEM_CONFIG, 0x00001000, 0x00001000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0x0000000f, 0x01000107),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQC_CONFIG, 0x03000000, 0x020a2000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x4a2c0e68),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0xb5d3f197),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000003ff),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x08000000, 0x08000080)
};
static const struct soc15_reg_golden golden_settings_gc_9_0_vg10[] =
{
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0x0000f000, 0x00012107),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x2a114042),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x2a114042),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0x00008000, 0x00048000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00020000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x00001800, 0x00000800)
};
static const struct soc15_reg_golden golden_settings_gc_9_1[] =
{
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000420),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0x08000000, 0x08000080),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003120),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000000ff),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x08000000, 0x08000080)
};
static const struct soc15_reg_golden golden_settings_gc_9_1_rv1[] =
{
SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x24000042),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x24000042),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04048000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_MODE_CNTL_1, 0x06000000, 0x06000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00020000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x00000800)
};
static const struct soc15_reg_golden golden_settings_gc_9_x_common[] =
{
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_INDEX, 0xffffffff, 0x00000000),
SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2544c382)
};
#define VEGA10_GB_ADDR_CONFIG_GOLDEN 0x2a114042
#define RAVEN_GB_ADDR_CONFIG_GOLDEN 0x24000042
static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev);
static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev);
static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev);
static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev);
static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
struct amdgpu_cu_info *cu_info);
static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev);
static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring);
static void gfx_v9_0_init_golden_registers(struct amdgpu_device *adev)
{
switch (adev->asic_type) {
case CHIP_VEGA10:
soc15_program_register_sequence(adev,
golden_settings_gc_9_0,
ARRAY_SIZE(golden_settings_gc_9_0));
soc15_program_register_sequence(adev,
golden_settings_gc_9_0_vg10,
ARRAY_SIZE(golden_settings_gc_9_0_vg10));
break;
case CHIP_RAVEN:
soc15_program_register_sequence(adev,
golden_settings_gc_9_1,
ARRAY_SIZE(golden_settings_gc_9_1));
soc15_program_register_sequence(adev,
golden_settings_gc_9_1_rv1,
ARRAY_SIZE(golden_settings_gc_9_1_rv1));
break;
default:
break;
}
soc15_program_register_sequence(adev, golden_settings_gc_9_x_common,
(const u32)ARRAY_SIZE(golden_settings_gc_9_x_common));
}
static void gfx_v9_0_scratch_init(struct amdgpu_device *adev)
{
adev->gfx.scratch.num_reg = 8;
adev->gfx.scratch.reg_base = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG0);
adev->gfx.scratch.free_mask = (1u << adev->gfx.scratch.num_reg) - 1;
}
static void gfx_v9_0_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,
bool wc, uint32_t reg, uint32_t val)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, WRITE_DATA_ENGINE_SEL(eng_sel) |
WRITE_DATA_DST_SEL(0) |
(wc ? WR_CONFIRM : 0));
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, val);
}
static void gfx_v9_0_wait_reg_mem(struct amdgpu_ring *ring, int eng_sel,
int mem_space, int opt, uint32_t addr0,
uint32_t addr1, uint32_t ref, uint32_t mask,
uint32_t inv)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
amdgpu_ring_write(ring,
/* memory (1) or register (0) */
(WAIT_REG_MEM_MEM_SPACE(mem_space) |
WAIT_REG_MEM_OPERATION(opt) | /* wait */
WAIT_REG_MEM_FUNCTION(3) | /* equal */
WAIT_REG_MEM_ENGINE(eng_sel)));
if (mem_space)
BUG_ON(addr0 & 0x3); /* Dword align */
amdgpu_ring_write(ring, addr0);
amdgpu_ring_write(ring, addr1);
amdgpu_ring_write(ring, ref);
amdgpu_ring_write(ring, mask);
amdgpu_ring_write(ring, inv); /* poll interval */
}
static int gfx_v9_0_ring_test_ring(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
uint32_t scratch;
uint32_t tmp = 0;
unsigned i;
int r;
r = amdgpu_gfx_scratch_get(adev, &scratch);
if (r) {
DRM_ERROR("amdgpu: cp failed to get scratch reg (%d).\n", r);
return r;
}
WREG32(scratch, 0xCAFEDEAD);
r = amdgpu_ring_alloc(ring, 3);
if (r) {
DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
ring->idx, r);
amdgpu_gfx_scratch_free(adev, scratch);
return r;
}
amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
amdgpu_ring_write(ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
amdgpu_ring_write(ring, 0xDEADBEEF);
amdgpu_ring_commit(ring);
for (i = 0; i < adev->usec_timeout; i++) {
tmp = RREG32(scratch);
if (tmp == 0xDEADBEEF)
break;
DRM_UDELAY(1);
}
if (i < adev->usec_timeout) {
DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
ring->idx, i);
} else {
DRM_ERROR("amdgpu: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
ring->idx, scratch, tmp);
r = -EINVAL;
}
amdgpu_gfx_scratch_free(adev, scratch);
return r;
}
static int gfx_v9_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
{
struct amdgpu_device *adev = ring->adev;
struct amdgpu_ib ib;
struct dma_fence *f = NULL;
uint32_t scratch;
uint32_t tmp = 0;
long r;
r = amdgpu_gfx_scratch_get(adev, &scratch);
if (r) {
DRM_ERROR("amdgpu: failed to get scratch reg (%ld).\n", r);
return r;
}
WREG32(scratch, 0xCAFEDEAD);
memset(&ib, 0, sizeof(ib));
r = amdgpu_ib_get(adev, NULL, 256, &ib);
if (r) {
DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
goto err1;
}
ib.ptr[0] = PACKET3(PACKET3_SET_UCONFIG_REG, 1);
ib.ptr[1] = ((scratch - PACKET3_SET_UCONFIG_REG_START));
ib.ptr[2] = 0xDEADBEEF;
ib.length_dw = 3;
r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
if (r)
goto err2;
r = dma_fence_wait_timeout(f, false, timeout);
if (r == 0) {
DRM_ERROR("amdgpu: IB test timed out.\n");
r = -ETIMEDOUT;
goto err2;
} else if (r < 0) {
DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
goto err2;
}
tmp = RREG32(scratch);
if (tmp == 0xDEADBEEF) {
DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
r = 0;
} else {
DRM_ERROR("amdgpu: ib test failed (scratch(0x%04X)=0x%08X)\n",
scratch, tmp);
r = -EINVAL;
}
err2:
amdgpu_ib_free(adev, &ib, NULL);
dma_fence_put(f);
err1:
amdgpu_gfx_scratch_free(adev, scratch);
return r;
}
static void gfx_v9_0_free_microcode(struct amdgpu_device *adev)
{
release_firmware(adev->gfx.pfp_fw);
adev->gfx.pfp_fw = NULL;
release_firmware(adev->gfx.me_fw);
adev->gfx.me_fw = NULL;
release_firmware(adev->gfx.ce_fw);
adev->gfx.ce_fw = NULL;
release_firmware(adev->gfx.rlc_fw);
adev->gfx.rlc_fw = NULL;
release_firmware(adev->gfx.mec_fw);
adev->gfx.mec_fw = NULL;
release_firmware(adev->gfx.mec2_fw);
adev->gfx.mec2_fw = NULL;
kfree(adev->gfx.rlc.register_list_format);
}
static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
{
const char *chip_name;
char fw_name[30];
int err;
struct amdgpu_firmware_info *info = NULL;
const struct common_firmware_header *header = NULL;
const struct gfx_firmware_header_v1_0 *cp_hdr;
const struct rlc_firmware_header_v2_0 *rlc_hdr;
unsigned int *tmp = NULL;
unsigned int i = 0;
DRM_DEBUG("\n");
switch (adev->asic_type) {
case CHIP_VEGA10:
chip_name = "vega10";
break;
case CHIP_RAVEN:
chip_name = "raven";
break;
default:
BUG();
}
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
if (err)
goto out;
err = amdgpu_ucode_validate(adev->gfx.pfp_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
adev->gfx.pfp_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
adev->gfx.pfp_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
if (err)
goto out;
err = amdgpu_ucode_validate(adev->gfx.me_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
adev->gfx.me_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
adev->gfx.me_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
if (err)
goto out;
err = amdgpu_ucode_validate(adev->gfx.ce_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
adev->gfx.ce_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
adev->gfx.ce_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
err = request_firmware(&adev->gfx.rlc_fw, fw_name, adev->dev);
if (err)
goto out;
err = amdgpu_ucode_validate(adev->gfx.rlc_fw);
rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
adev->gfx.rlc_fw_version = le32_to_cpu(rlc_hdr->header.ucode_version);
adev->gfx.rlc_feature_version = le32_to_cpu(rlc_hdr->ucode_feature_version);
adev->gfx.rlc.save_and_restore_offset =
le32_to_cpu(rlc_hdr->save_and_restore_offset);
adev->gfx.rlc.clear_state_descriptor_offset =
le32_to_cpu(rlc_hdr->clear_state_descriptor_offset);
adev->gfx.rlc.avail_scratch_ram_locations =
le32_to_cpu(rlc_hdr->avail_scratch_ram_locations);
adev->gfx.rlc.reg_restore_list_size =
le32_to_cpu(rlc_hdr->reg_restore_list_size);
adev->gfx.rlc.reg_list_format_start =
le32_to_cpu(rlc_hdr->reg_list_format_start);
adev->gfx.rlc.reg_list_format_separate_start =
le32_to_cpu(rlc_hdr->reg_list_format_separate_start);
adev->gfx.rlc.starting_offsets_start =
le32_to_cpu(rlc_hdr->starting_offsets_start);
adev->gfx.rlc.reg_list_format_size_bytes =
le32_to_cpu(rlc_hdr->reg_list_format_size_bytes);
adev->gfx.rlc.reg_list_size_bytes =
le32_to_cpu(rlc_hdr->reg_list_size_bytes);
adev->gfx.rlc.register_list_format =
kmalloc(adev->gfx.rlc.reg_list_format_size_bytes +
adev->gfx.rlc.reg_list_size_bytes, GFP_KERNEL);
if (!adev->gfx.rlc.register_list_format) {
err = -ENOMEM;
goto out;
}
tmp = (unsigned int *)((uintptr_t)rlc_hdr +
le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
for (i = 0 ; i < (rlc_hdr->reg_list_format_size_bytes >> 2); i++)
adev->gfx.rlc.register_list_format[i] = le32_to_cpu(tmp[i]);
adev->gfx.rlc.register_restore = adev->gfx.rlc.register_list_format + i;
tmp = (unsigned int *)((uintptr_t)rlc_hdr +
le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
for (i = 0 ; i < (rlc_hdr->reg_list_size_bytes >> 2); i++)
adev->gfx.rlc.register_restore[i] = le32_to_cpu(tmp[i]);
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
if (err)
goto out;
err = amdgpu_ucode_validate(adev->gfx.mec_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
adev->gfx.mec_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
adev->gfx.mec_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
if (!err) {
err = amdgpu_ucode_validate(adev->gfx.mec2_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)
adev->gfx.mec2_fw->data;
adev->gfx.mec2_fw_version =
le32_to_cpu(cp_hdr->header.ucode_version);
adev->gfx.mec2_feature_version =
le32_to_cpu(cp_hdr->ucode_feature_version);
} else {
err = 0;
adev->gfx.mec2_fw = NULL;
}
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_PFP];
info->ucode_id = AMDGPU_UCODE_ID_CP_PFP;
info->fw = adev->gfx.pfp_fw;
header = (const struct common_firmware_header *)info->fw->data;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_ME];
info->ucode_id = AMDGPU_UCODE_ID_CP_ME;
info->fw = adev->gfx.me_fw;
header = (const struct common_firmware_header *)info->fw->data;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_CE];
info->ucode_id = AMDGPU_UCODE_ID_CP_CE;
info->fw = adev->gfx.ce_fw;
header = (const struct common_firmware_header *)info->fw->data;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_G];
info->ucode_id = AMDGPU_UCODE_ID_RLC_G;
info->fw = adev->gfx.rlc_fw;
header = (const struct common_firmware_header *)info->fw->data;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1];
info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1;
info->fw = adev->gfx.mec_fw;
header = (const struct common_firmware_header *)info->fw->data;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1_JT];
info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1_JT;
info->fw = adev->gfx.mec_fw;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
if (adev->gfx.mec2_fw) {
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2];
info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
info->fw = adev->gfx.mec2_fw;
header = (const struct common_firmware_header *)info->fw->data;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2_JT];
info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2_JT;
info->fw = adev->gfx.mec2_fw;
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
}
}
out:
if (err) {
dev_err(adev->dev,
"gfx9: Failed to load firmware \"%s\"\n",
fw_name);
release_firmware(adev->gfx.pfp_fw);
adev->gfx.pfp_fw = NULL;
release_firmware(adev->gfx.me_fw);
adev->gfx.me_fw = NULL;
release_firmware(adev->gfx.ce_fw);
adev->gfx.ce_fw = NULL;
release_firmware(adev->gfx.rlc_fw);
adev->gfx.rlc_fw = NULL;
release_firmware(adev->gfx.mec_fw);
adev->gfx.mec_fw = NULL;
release_firmware(adev->gfx.mec2_fw);
adev->gfx.mec2_fw = NULL;
}
return err;
}
static u32 gfx_v9_0_get_csb_size(struct amdgpu_device *adev)
{
u32 count = 0;
const struct cs_section_def *sect = NULL;
const struct cs_extent_def *ext = NULL;
/* begin clear state */
count += 2;
/* context control state */
count += 3;
for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
for (ext = sect->section; ext->extent != NULL; ++ext) {
if (sect->id == SECT_CONTEXT)
count += 2 + ext->reg_count;
else
return 0;
}
}
/* end clear state */
count += 2;
/* clear state */
count += 2;
return count;
}
static void gfx_v9_0_get_csb_buffer(struct amdgpu_device *adev,
volatile u32 *buffer)
{
u32 count = 0, i;
const struct cs_section_def *sect = NULL;
const struct cs_extent_def *ext = NULL;
if (adev->gfx.rlc.cs_data == NULL)
return;
if (buffer == NULL)
return;
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
buffer[count++] = cpu_to_le32(0x80000000);
buffer[count++] = cpu_to_le32(0x80000000);
for (sect = adev->gfx.rlc.cs_data; sect->section != NULL; ++sect) {
for (ext = sect->section; ext->extent != NULL; ++ext) {
if (sect->id == SECT_CONTEXT) {
buffer[count++] =
cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
buffer[count++] = cpu_to_le32(ext->reg_index -
PACKET3_SET_CONTEXT_REG_START);
for (i = 0; i < ext->reg_count; i++)
buffer[count++] = cpu_to_le32(ext->extent[i]);
} else {
return;
}
}
}
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
buffer[count++] = cpu_to_le32(0);
}
static void gfx_v9_0_init_lbpw(struct amdgpu_device *adev)
{
uint32_t data;
/* set mmRLC_LB_THR_CONFIG_1/2/3/4 */
WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_1, 0x0000007F);
WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_2, 0x0333A5A7);
WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_3, 0x00000077);
WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_4, (0x30 | 0x40 << 8 | 0x02FA << 16));
/* set mmRLC_LB_CNTR_INIT = 0x0000_0000 */
WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_INIT, 0x00000000);
/* set mmRLC_LB_CNTR_MAX = 0x0000_0500 */
WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_MAX, 0x00000500);
mutex_lock(&adev->grbm_idx_mutex);
/* set mmRLC_LB_INIT_CU_MASK thru broadcast mode to enable all SE/SH*/
gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
WREG32_SOC15(GC, 0, mmRLC_LB_INIT_CU_MASK, 0xffffffff);
/* set mmRLC_LB_PARAMS = 0x003F_1006 */
data = REG_SET_FIELD(0, RLC_LB_PARAMS, FIFO_SAMPLES, 0x0003);
data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLES, 0x0010);
data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLE_INTERVAL, 0x033F);
WREG32_SOC15(GC, 0, mmRLC_LB_PARAMS, data);
/* set mmRLC_GPM_GENERAL_7[31-16] = 0x00C0 */
data = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7);
data &= 0x0000FFFF;
data |= 0x00C00000;
WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7, data);
/* set RLC_LB_ALWAYS_ACTIVE_CU_MASK = 0xFFF */
WREG32_SOC15(GC, 0, mmRLC_LB_ALWAYS_ACTIVE_CU_MASK, 0xFFF);
/* set RLC_LB_CNTL = 0x8000_0095, 31 bit is reserved,
* but used for RLC_LB_CNTL configuration */
data = RLC_LB_CNTL__LB_CNT_SPIM_ACTIVE_MASK;
data |= REG_SET_FIELD(data, RLC_LB_CNTL, CU_MASK_USED_OFF_HYST, 0x09);
data |= REG_SET_FIELD(data, RLC_LB_CNTL, RESERVED, 0x80000);
WREG32_SOC15(GC, 0, mmRLC_LB_CNTL, data);
mutex_unlock(&adev->grbm_idx_mutex);
}
static void gfx_v9_0_enable_lbpw(struct amdgpu_device *adev, bool enable)
{
WREG32_FIELD15(GC, 0, RLC_LB_CNTL, LOAD_BALANCE_ENABLE, enable ? 1 : 0);
}
static void rv_init_cp_jump_table(struct amdgpu_device *adev)
{
const __le32 *fw_data;
volatile u32 *dst_ptr;
int me, i, max_me = 5;
u32 bo_offset = 0;
u32 table_offset, table_size;
/* write the cp table buffer */
dst_ptr = adev->gfx.rlc.cp_table_ptr;
for (me = 0; me < max_me; me++) {
if (me == 0) {
const struct gfx_firmware_header_v1_0 *hdr =
(const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
fw_data = (const __le32 *)
(adev->gfx.ce_fw->data +
le32_to_cpu(hdr->header.ucode_array_offset_bytes));
table_offset = le32_to_cpu(hdr->jt_offset);
table_size = le32_to_cpu(hdr->jt_size);
} else if (me == 1) {
const struct gfx_firmware_header_v1_0 *hdr =
(const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
fw_data = (const __le32 *)
(adev->gfx.pfp_fw->data +
le32_to_cpu(hdr->header.ucode_array_offset_bytes));
table_offset = le32_to_cpu(hdr->jt_offset);
table_size = le32_to_cpu(hdr->jt_size);
} else if (me == 2) {
const struct gfx_firmware_header_v1_0 *hdr =
(const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
fw_data = (const __le32 *)
(adev->gfx.me_fw->data +
le32_to_cpu(hdr->header.ucode_array_offset_bytes));
table_offset = le32_to_cpu(hdr->jt_offset);
table_size = le32_to_cpu(hdr->jt_size);
} else if (me == 3) {
const struct gfx_firmware_header_v1_0 *hdr =
(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
fw_data = (const __le32 *)
(adev->gfx.mec_fw->data +
le32_to_cpu(hdr->header.ucode_array_offset_bytes));
table_offset = le32_to_cpu(hdr->jt_offset);
table_size = le32_to_cpu(hdr->jt_size);
} else if (me == 4) {
const struct gfx_firmware_header_v1_0 *hdr =
(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec2_fw->data;
fw_data = (const __le32 *)
(adev->gfx.mec2_fw->data +
le32_to_cpu(hdr->header.ucode_array_offset_bytes));
table_offset = le32_to_cpu(hdr->jt_offset);
table_size = le32_to_cpu(hdr->jt_size);
}
for (i = 0; i < table_size; i ++) {
dst_ptr[bo_offset + i] =
cpu_to_le32(le32_to_cpu(fw_data[table_offset + i]));
}
bo_offset += table_size;
}
}
static void gfx_v9_0_rlc_fini(struct amdgpu_device *adev)
{
/* clear state block */
amdgpu_bo_free_kernel(&adev->gfx.rlc.clear_state_obj,
&adev->gfx.rlc.clear_state_gpu_addr,
(void **)&adev->gfx.rlc.cs_ptr);
/* jump table block */
amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
&adev->gfx.rlc.cp_table_gpu_addr,
(void **)&adev->gfx.rlc.cp_table_ptr);
}
static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
{
volatile u32 *dst_ptr;
u32 dws;
const struct cs_section_def *cs_data;
int r;
adev->gfx.rlc.cs_data = gfx9_cs_data;
cs_data = adev->gfx.rlc.cs_data;
if (cs_data) {
/* clear state block */
adev->gfx.rlc.clear_state_size = dws = gfx_v9_0_get_csb_size(adev);
r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_VRAM,
&adev->gfx.rlc.clear_state_obj,
&adev->gfx.rlc.clear_state_gpu_addr,
(void **)&adev->gfx.rlc.cs_ptr);
if (r) {
dev_err(adev->dev, "(%d) failed to create rlc csb bo\n",
r);
gfx_v9_0_rlc_fini(adev);
return r;
}
/* set up the cs buffer */
dst_ptr = adev->gfx.rlc.cs_ptr;
gfx_v9_0_get_csb_buffer(adev, dst_ptr);
amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj);
amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
}
if (adev->asic_type == CHIP_RAVEN) {
/* TODO: double check the cp_table_size for RV */
adev->gfx.rlc.cp_table_size = ALIGN(96 * 5 * 4, 2048) + (64 * 1024); /* JT + GDS */
r = amdgpu_bo_create_reserved(adev, adev->gfx.rlc.cp_table_size,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
&adev->gfx.rlc.cp_table_obj,
&adev->gfx.rlc.cp_table_gpu_addr,
(void **)&adev->gfx.rlc.cp_table_ptr);
if (r) {
dev_err(adev->dev,
"(%d) failed to create cp table bo\n", r);
gfx_v9_0_rlc_fini(adev);
return r;
}
rv_init_cp_jump_table(adev);
amdgpu_bo_kunmap(adev->gfx.rlc.cp_table_obj);
amdgpu_bo_unreserve(adev->gfx.rlc.cp_table_obj);
gfx_v9_0_init_lbpw(adev);
}
return 0;
}
static void gfx_v9_0_mec_fini(struct amdgpu_device *adev)
{
amdgpu_bo_free_kernel(&adev->gfx.mec.hpd_eop_obj, NULL, NULL);
amdgpu_bo_free_kernel(&adev->gfx.mec.mec_fw_obj, NULL, NULL);
}
static int gfx_v9_0_mec_init(struct amdgpu_device *adev)
{
int r;
u32 *hpd;
const __le32 *fw_data;
unsigned fw_size;
u32 *fw;
size_t mec_hpd_size;
const struct gfx_firmware_header_v1_0 *mec_hdr;
bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
/* take ownership of the relevant compute queues */
amdgpu_gfx_compute_queue_acquire(adev);
mec_hpd_size = adev->gfx.num_compute_rings * GFX9_MEC_HPD_SIZE;
r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_GTT,
&adev->gfx.mec.hpd_eop_obj,
&adev->gfx.mec.hpd_eop_gpu_addr,
(void **)&hpd);
if (r) {
dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
gfx_v9_0_mec_fini(adev);
return r;
}
memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
fw_data = (const __le32 *)
(adev->gfx.mec_fw->data +
le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
fw_size = le32_to_cpu(mec_hdr->header.ucode_size_bytes) / 4;
r = amdgpu_bo_create_reserved(adev, mec_hdr->header.ucode_size_bytes,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
&adev->gfx.mec.mec_fw_obj,
&adev->gfx.mec.mec_fw_gpu_addr,
(void **)&fw);
if (r) {
dev_warn(adev->dev, "(%d) create mec firmware bo failed\n", r);
gfx_v9_0_mec_fini(adev);
return r;
}
memcpy(fw, fw_data, fw_size);
amdgpu_bo_kunmap(adev->gfx.mec.mec_fw_obj);
amdgpu_bo_unreserve(adev->gfx.mec.mec_fw_obj);
return 0;
}
static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t address)
{
WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
(address << SQ_IND_INDEX__INDEX__SHIFT) |
(SQ_IND_INDEX__FORCE_READ_MASK));
return RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
}
static void wave_read_regs(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t thread,
uint32_t regno, uint32_t num, uint32_t *out)
{
WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
(regno << SQ_IND_INDEX__INDEX__SHIFT) |
(thread << SQ_IND_INDEX__THREAD_ID__SHIFT) |
(SQ_IND_INDEX__FORCE_READ_MASK) |
(SQ_IND_INDEX__AUTO_INCR_MASK));
while (num--)
*(out++) = RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
}
static void gfx_v9_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields)
{
/* type 1 wave data */
dst[(*no_fields)++] = 1;
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_STATUS);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_LO);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_HI);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_LO);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_HI);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_HW_ID);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW0);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW1);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_GPR_ALLOC);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0);
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0);
}
static void gfx_v9_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t start,
uint32_t size, uint32_t *dst)
{
wave_read_regs(
adev, simd, wave, 0,
start + SQIND_WAVE_SGPRS_OFFSET, size, dst);
}
static void gfx_v9_0_read_wave_vgprs(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t thread,
uint32_t start, uint32_t size,
uint32_t *dst)
{
wave_read_regs(
adev, simd, wave, thread,
start + SQIND_WAVE_VGPRS_OFFSET, size, dst);
}
static const struct amdgpu_gfx_funcs gfx_v9_0_gfx_funcs = {
.get_gpu_clock_counter = &gfx_v9_0_get_gpu_clock_counter,
.select_se_sh = &gfx_v9_0_select_se_sh,
.read_wave_data = &gfx_v9_0_read_wave_data,
.read_wave_sgprs = &gfx_v9_0_read_wave_sgprs,
.read_wave_vgprs = &gfx_v9_0_read_wave_vgprs,
};
static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
{
u32 gb_addr_config;
adev->gfx.funcs = &gfx_v9_0_gfx_funcs;
switch (adev->asic_type) {
case CHIP_VEGA10:
adev->gfx.config.max_hw_contexts = 8;
adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
gb_addr_config = VEGA10_GB_ADDR_CONFIG_GOLDEN;
break;
case CHIP_RAVEN:
adev->gfx.config.max_hw_contexts = 8;
adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
gb_addr_config = RAVEN_GB_ADDR_CONFIG_GOLDEN;
break;
default:
BUG();
break;
}
adev->gfx.config.gb_addr_config = gb_addr_config;
adev->gfx.config.gb_addr_config_fields.num_pipes = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_PIPES);
adev->gfx.config.max_tile_pipes =
adev->gfx.config.gb_addr_config_fields.num_pipes;
adev->gfx.config.gb_addr_config_fields.num_banks = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_BANKS);
adev->gfx.config.gb_addr_config_fields.max_compress_frags = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
MAX_COMPRESSED_FRAGS);
adev->gfx.config.gb_addr_config_fields.num_rb_per_se = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_RB_PER_SE);
adev->gfx.config.gb_addr_config_fields.num_se = 1 <<
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
NUM_SHADER_ENGINES);
adev->gfx.config.gb_addr_config_fields.pipe_interleave_size = 1 << (8 +
REG_GET_FIELD(
adev->gfx.config.gb_addr_config,
GB_ADDR_CONFIG,
PIPE_INTERLEAVE_SIZE));
}
static int gfx_v9_0_ngg_create_buf(struct amdgpu_device *adev,
struct amdgpu_ngg_buf *ngg_buf,
int size_se,
int default_size_se)
{
int r;
if (size_se < 0) {
dev_err(adev->dev, "Buffer size is invalid: %d\n", size_se);
return -EINVAL;
}
size_se = size_se ? size_se : default_size_se;
ngg_buf->size = size_se * adev->gfx.config.max_shader_engines;
r = amdgpu_bo_create_kernel(adev, ngg_buf->size,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
&ngg_buf->bo,
&ngg_buf->gpu_addr,
NULL);
if (r) {
dev_err(adev->dev, "(%d) failed to create NGG buffer\n", r);
return r;
}
ngg_buf->bo_size = amdgpu_bo_size(ngg_buf->bo);
return r;
}
static int gfx_v9_0_ngg_fini(struct amdgpu_device *adev)
{
int i;
for (i = 0; i < NGG_BUF_MAX; i++)
amdgpu_bo_free_kernel(&adev->gfx.ngg.buf[i].bo,
&adev->gfx.ngg.buf[i].gpu_addr,
NULL);
memset(&adev->gfx.ngg.buf[0], 0,
sizeof(struct amdgpu_ngg_buf) * NGG_BUF_MAX);
adev->gfx.ngg.init = false;
return 0;
}
static int gfx_v9_0_ngg_init(struct amdgpu_device *adev)
{
int r;
if (!amdgpu_ngg || adev->gfx.ngg.init == true)
return 0;
/* GDS reserve memory: 64 bytes alignment */
adev->gfx.ngg.gds_reserve_size = ALIGN(5 * 4, 0x40);
adev->gds.mem.total_size -= adev->gfx.ngg.gds_reserve_size;
adev->gds.mem.gfx_partition_size -= adev->gfx.ngg.gds_reserve_size;
adev->gfx.ngg.gds_reserve_addr = SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE);
adev->gfx.ngg.gds_reserve_addr += adev->gds.mem.gfx_partition_size;
/* Primitive Buffer */
r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PRIM],
amdgpu_prim_buf_per_se,
64 * 1024);
if (r) {
dev_err(adev->dev, "Failed to create Primitive Buffer\n");
goto err;
}
/* Position Buffer */
r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_POS],
amdgpu_pos_buf_per_se,
256 * 1024);
if (r) {
dev_err(adev->dev, "Failed to create Position Buffer\n");
goto err;
}
/* Control Sideband */
r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_CNTL],
amdgpu_cntl_sb_buf_per_se,
256);
if (r) {
dev_err(adev->dev, "Failed to create Control Sideband Buffer\n");
goto err;
}
/* Parameter Cache, not created by default */
if (amdgpu_param_buf_per_se <= 0)
goto out;
r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PARAM],
amdgpu_param_buf_per_se,
512 * 1024);
if (r) {
dev_err(adev->dev, "Failed to create Parameter Cache\n");
goto err;
}
out:
adev->gfx.ngg.init = true;
return 0;
err:
gfx_v9_0_ngg_fini(adev);
return r;
}
static int gfx_v9_0_ngg_en(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
int r;
u32 data, base;
if (!amdgpu_ngg)
return 0;
/* Program buffer size */
data = REG_SET_FIELD(0, WD_BUF_RESOURCE_1, INDEX_BUF_SIZE,
adev->gfx.ngg.buf[NGG_PRIM].size >> 8);
data = REG_SET_FIELD(data, WD_BUF_RESOURCE_1, POS_BUF_SIZE,
adev->gfx.ngg.buf[NGG_POS].size >> 8);
WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_1, data);
data = REG_SET_FIELD(0, WD_BUF_RESOURCE_2, CNTL_SB_BUF_SIZE,
adev->gfx.ngg.buf[NGG_CNTL].size >> 8);
data = REG_SET_FIELD(data, WD_BUF_RESOURCE_2, PARAM_BUF_SIZE,
adev->gfx.ngg.buf[NGG_PARAM].size >> 10);
WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_2, data);
/* Program buffer base address */
base = lower_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE, BASE, base);
WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE, data);
base = upper_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE_HI, BASE_HI, base);
WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE_HI, data);
base = lower_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
data = REG_SET_FIELD(0, WD_POS_BUF_BASE, BASE, base);
WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE, data);
base = upper_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
data = REG_SET_FIELD(0, WD_POS_BUF_BASE_HI, BASE_HI, base);
WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE_HI, data);
base = lower_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE, BASE, base);
WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE, data);
base = upper_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE_HI, BASE_HI, base);
WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE_HI, data);
/* Clear GDS reserved memory */
r = amdgpu_ring_alloc(ring, 17);
if (r) {
DRM_ERROR("amdgpu: NGG failed to lock ring %d (%d).\n",
ring->idx, r);
return r;
}
gfx_v9_0_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE),
(adev->gds.mem.total_size +
adev->gfx.ngg.gds_reserve_size) >>
AMDGPU_GDS_SHIFT);
amdgpu_ring_write(ring, PACKET3(PACKET3_DMA_DATA, 5));
amdgpu_ring_write(ring, (PACKET3_DMA_DATA_CP_SYNC |
PACKET3_DMA_DATA_SRC_SEL(2)));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_addr);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_size);
gfx_v9_0_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE), 0);
amdgpu_ring_commit(ring);
return 0;
}
static int gfx_v9_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
int mec, int pipe, int queue)
{
int r;
unsigned irq_type;
struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
ring = &adev->gfx.compute_ring[ring_id];
/* mec0 is me1 */
ring->me = mec + 1;
ring->pipe = pipe;
ring->queue = queue;
ring->ring_obj = NULL;
ring->use_doorbell = true;
ring->doorbell_index = (AMDGPU_DOORBELL_MEC_RING0 + ring_id) << 1;
ring->eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr
+ (ring_id * GFX9_MEC_HPD_SIZE);
sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue);
irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
+ ring->pipe;
/* type-2 packets are deprecated on MEC, use type-3 instead */
r = amdgpu_ring_init(adev, ring, 1024,
&adev->gfx.eop_irq, irq_type);
if (r)
return r;
return 0;
}
static int gfx_v9_0_sw_init(void *handle)
{
int i, j, k, r, ring_id;
struct amdgpu_ring *ring;
struct amdgpu_kiq *kiq;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
switch (adev->asic_type) {
case CHIP_VEGA10:
case CHIP_RAVEN:
adev->gfx.mec.num_mec = 2;
break;
default:
adev->gfx.mec.num_mec = 1;
break;
}
adev->gfx.mec.num_pipe_per_mec = 4;
adev->gfx.mec.num_queue_per_pipe = 8;
/* KIQ event */
r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 178, &adev->gfx.kiq.irq);
if (r)
return r;
/* EOP Event */
r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 181, &adev->gfx.eop_irq);
if (r)
return r;
/* Privileged reg */
r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 184,
&adev->gfx.priv_reg_irq);
if (r)
return r;
/* Privileged inst */
r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 185,
&adev->gfx.priv_inst_irq);
if (r)
return r;
adev->gfx.gfx_current_status = AMDGPU_GFX_NORMAL_MODE;
gfx_v9_0_scratch_init(adev);
r = gfx_v9_0_init_microcode(adev);
if (r) {
DRM_ERROR("Failed to load gfx firmware!\n");
return r;
}
r = gfx_v9_0_rlc_init(adev);
if (r) {
DRM_ERROR("Failed to init rlc BOs!\n");
return r;
}
r = gfx_v9_0_mec_init(adev);
if (r) {
DRM_ERROR("Failed to init MEC BOs!\n");
return r;
}
/* set up the gfx ring */
for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
ring = &adev->gfx.gfx_ring[i];
ring->ring_obj = NULL;
if (!i)
sprintf(ring->name, "gfx");
else
sprintf(ring->name, "gfx_%d", i);
ring->use_doorbell = true;
ring->doorbell_index = AMDGPU_DOORBELL64_GFX_RING0 << 1;
r = amdgpu_ring_init(adev, ring, 1024,
&adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP);
if (r)
return r;
}
/* set up the compute queues - allocate horizontally across pipes */
ring_id = 0;
for (i = 0; i < adev->gfx.mec.num_mec; ++i) {
for (j = 0; j < adev->gfx.mec.num_queue_per_pipe; j++) {
for (k = 0; k < adev->gfx.mec.num_pipe_per_mec; k++) {
if (!amdgpu_gfx_is_mec_queue_enabled(adev, i, k, j))
continue;
r = gfx_v9_0_compute_ring_init(adev,
ring_id,
i, k, j);
if (r)
return r;
ring_id++;
}
}
}
r = amdgpu_gfx_kiq_init(adev, GFX9_MEC_HPD_SIZE);
if (r) {
DRM_ERROR("Failed to init KIQ BOs!\n");
return r;
}
kiq = &adev->gfx.kiq;
r = amdgpu_gfx_kiq_init_ring(adev, &kiq->ring, &kiq->irq);
if (r)
return r;
/* create MQD for all compute queues as wel as KIQ for SRIOV case */
r = amdgpu_gfx_compute_mqd_sw_init(adev, sizeof(struct v9_mqd_allocation));
if (r)
return r;
/* reserve GDS, GWS and OA resource for gfx */
r = amdgpu_bo_create_kernel(adev, adev->gds.mem.gfx_partition_size,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_GDS,
&adev->gds.gds_gfx_bo, NULL, NULL);
if (r)
return r;
r = amdgpu_bo_create_kernel(adev, adev->gds.gws.gfx_partition_size,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_GWS,
&adev->gds.gws_gfx_bo, NULL, NULL);
if (r)
return r;
r = amdgpu_bo_create_kernel(adev, adev->gds.oa.gfx_partition_size,
PAGE_SIZE, AMDGPU_GEM_DOMAIN_OA,
&adev->gds.oa_gfx_bo, NULL, NULL);
if (r)
return r;
adev->gfx.ce_ram_size = 0x8000;
gfx_v9_0_gpu_early_init(adev);
r = gfx_v9_0_ngg_init(adev);
if (r)
return r;
return 0;
}
static int gfx_v9_0_sw_fini(void *handle)
{
int i;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
amdgpu_bo_free_kernel(&adev->gds.oa_gfx_bo, NULL, NULL);
amdgpu_bo_free_kernel(&adev->gds.gws_gfx_bo, NULL, NULL);
amdgpu_bo_free_kernel(&adev->gds.gds_gfx_bo, NULL, NULL);
for (i = 0; i < adev->gfx.num_gfx_rings; i++)
amdgpu_ring_fini(&adev->gfx.gfx_ring[i]);
for (i = 0; i < adev->gfx.num_compute_rings; i++)
amdgpu_ring_fini(&adev->gfx.compute_ring[i]);
amdgpu_gfx_compute_mqd_sw_fini(adev);
amdgpu_gfx_kiq_free_ring(&adev->gfx.kiq.ring, &adev->gfx.kiq.irq);
amdgpu_gfx_kiq_fini(adev);
gfx_v9_0_mec_fini(adev);
gfx_v9_0_ngg_fini(adev);
amdgpu_bo_free_kernel(&adev->gfx.rlc.clear_state_obj,
&adev->gfx.rlc.clear_state_gpu_addr,
(void **)&adev->gfx.rlc.cs_ptr);
if (adev->asic_type == CHIP_RAVEN) {
amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
&adev->gfx.rlc.cp_table_gpu_addr,
(void **)&adev->gfx.rlc.cp_table_ptr);
}
gfx_v9_0_free_microcode(adev);
return 0;
}
static void gfx_v9_0_tiling_mode_table_init(struct amdgpu_device *adev)
{
/* TODO */
}
static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance)
{
u32 data;
if (instance == 0xffffffff)
data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES, 1);
else
data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_INDEX, instance);
if (se_num == 0xffffffff)
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES, 1);
else
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
if (sh_num == 0xffffffff)
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_BROADCAST_WRITES, 1);
else
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_INDEX, sh_num);
WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, data);
}
static u32 gfx_v9_0_get_rb_active_bitmap(struct amdgpu_device *adev)
{
u32 data, mask;
data = RREG32_SOC15(GC, 0, mmCC_RB_BACKEND_DISABLE);
data |= RREG32_SOC15(GC, 0, mmGC_USER_RB_BACKEND_DISABLE);
data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
data >>= GC_USER_RB_BACKEND_DISABLE__BACKEND_DISABLE__SHIFT;
mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_backends_per_se /
adev->gfx.config.max_sh_per_se);
return (~data) & mask;
}
static void gfx_v9_0_setup_rb(struct amdgpu_device *adev)
{
int i, j;
u32 data;
u32 active_rbs = 0;
u32 rb_bitmap_width_per_sh = adev->gfx.config.max_backends_per_se /
adev->gfx.config.max_sh_per_se;
mutex_lock(&adev->grbm_idx_mutex);
for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
data = gfx_v9_0_get_rb_active_bitmap(adev);
active_rbs |= data << ((i * adev->gfx.config.max_sh_per_se + j) *
rb_bitmap_width_per_sh);
}
}
gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
mutex_unlock(&adev->grbm_idx_mutex);
adev->gfx.config.backend_enable_mask = active_rbs;
adev->gfx.config.num_rbs = hweight32(active_rbs);
}
#define DEFAULT_SH_MEM_BASES (0x6000)
#define FIRST_COMPUTE_VMID (8)
#define LAST_COMPUTE_VMID (16)
static void gfx_v9_0_init_compute_vmid(struct amdgpu_device *adev)
{
int i;
uint32_t sh_mem_config;
uint32_t sh_mem_bases;
/*
* Configure apertures:
* LDS: 0x60000000'00000000 - 0x60000001'00000000 (4GB)
* Scratch: 0x60000001'00000000 - 0x60000002'00000000 (4GB)
* GPUVM: 0x60010000'00000000 - 0x60020000'00000000 (1TB)
*/
sh_mem_bases = DEFAULT_SH_MEM_BASES | (DEFAULT_SH_MEM_BASES << 16);
sh_mem_config = SH_MEM_ADDRESS_MODE_64 |
SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT;
mutex_lock(&adev->srbm_mutex);
for (i = FIRST_COMPUTE_VMID; i < LAST_COMPUTE_VMID; i++) {
soc15_grbm_select(adev, 0, 0, 0, i);
/* CP and shaders */
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, sh_mem_config);
WREG32_SOC15(GC, 0, mmSH_MEM_BASES, sh_mem_bases);
}
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
}
static void gfx_v9_0_gpu_init(struct amdgpu_device *adev)
{
u32 tmp;
int i;
WREG32_FIELD15(GC, 0, GRBM_CNTL, READ_TIMEOUT, 0xff);
gfx_v9_0_tiling_mode_table_init(adev);
gfx_v9_0_setup_rb(adev);
gfx_v9_0_get_cu_info(adev, &adev->gfx.cu_info);
/* XXX SH_MEM regs */
/* where to put LDS, scratch, GPUVM in FSA64 space */
mutex_lock(&adev->srbm_mutex);
for (i = 0; i < 16; i++) {
soc15_grbm_select(adev, 0, 0, 0, i);
/* CP and shaders */
if (i == 0) {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
} else {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
tmp = adev->mc.shared_aperture_start >> 48;
WREG32_SOC15(GC, 0, mmSH_MEM_BASES, tmp);
}
}
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
gfx_v9_0_init_compute_vmid(adev);
mutex_lock(&adev->grbm_idx_mutex);
/*
* making sure that the following register writes will be broadcasted
* to all the shaders
*/
gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
WREG32_SOC15(GC, 0, mmPA_SC_FIFO_SIZE,
(adev->gfx.config.sc_prim_fifo_size_frontend <<
PA_SC_FIFO_SIZE__SC_FRONTEND_PRIM_FIFO_SIZE__SHIFT) |
(adev->gfx.config.sc_prim_fifo_size_backend <<
PA_SC_FIFO_SIZE__SC_BACKEND_PRIM_FIFO_SIZE__SHIFT) |
(adev->gfx.config.sc_hiz_tile_fifo_size <<
PA_SC_FIFO_SIZE__SC_HIZ_TILE_FIFO_SIZE__SHIFT) |
(adev->gfx.config.sc_earlyz_tile_fifo_size <<
PA_SC_FIFO_SIZE__SC_EARLYZ_TILE_FIFO_SIZE__SHIFT));
mutex_unlock(&adev->grbm_idx_mutex);
}
static void gfx_v9_0_wait_for_rlc_serdes(struct amdgpu_device *adev)
{
u32 i, j, k;
u32 mask;
mutex_lock(&adev->grbm_idx_mutex);
for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
for (k = 0; k < adev->usec_timeout; k++) {
if (RREG32_SOC15(GC, 0, mmRLC_SERDES_CU_MASTER_BUSY) == 0)
break;
udelay(1);
}
if (k == adev->usec_timeout) {
gfx_v9_0_select_se_sh(adev, 0xffffffff,
0xffffffff, 0xffffffff);
mutex_unlock(&adev->grbm_idx_mutex);
DRM_INFO("Timeout wait for RLC serdes %u,%u\n",
i, j);
return;
}
}
}
gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
mutex_unlock(&adev->grbm_idx_mutex);
mask = RLC_SERDES_NONCU_MASTER_BUSY__SE_MASTER_BUSY_MASK |
RLC_SERDES_NONCU_MASTER_BUSY__GC_MASTER_BUSY_MASK |
RLC_SERDES_NONCU_MASTER_BUSY__TC0_MASTER_BUSY_MASK |
RLC_SERDES_NONCU_MASTER_BUSY__TC1_MASTER_BUSY_MASK;
for (k = 0; k < adev->usec_timeout; k++) {
if ((RREG32_SOC15(GC, 0, mmRLC_SERDES_NONCU_MASTER_BUSY) & mask) == 0)
break;
udelay(1);
}
}
static void gfx_v9_0_enable_gui_idle_interrupt(struct amdgpu_device *adev,
bool enable)
{
u32 tmp = RREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0);
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE, enable ? 1 : 0);
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_EMPTY_INT_ENABLE, enable ? 1 : 0);
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CMP_BUSY_INT_ENABLE, enable ? 1 : 0);
tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE, enable ? 1 : 0);
WREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0, tmp);
}
static void gfx_v9_0_init_csb(struct amdgpu_device *adev)
{
/* csib */
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_HI),
adev->gfx.rlc.clear_state_gpu_addr >> 32);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_LO),
adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_LENGTH),
adev->gfx.rlc.clear_state_size);
}
static void gfx_v9_0_parse_ind_reg_list(int *register_list_format,
int indirect_offset,
int list_size,
int *unique_indirect_regs,
int *unique_indirect_reg_count,
int max_indirect_reg_count,
int *indirect_start_offsets,
int *indirect_start_offsets_count,
int max_indirect_start_offsets_count)
{
int idx;
bool new_entry = true;
for (; indirect_offset < list_size; indirect_offset++) {
if (new_entry) {
new_entry = false;
indirect_start_offsets[*indirect_start_offsets_count] = indirect_offset;
*indirect_start_offsets_count = *indirect_start_offsets_count + 1;
BUG_ON(*indirect_start_offsets_count >= max_indirect_start_offsets_count);
}
if (register_list_format[indirect_offset] == 0xFFFFFFFF) {
new_entry = true;
continue;
}
indirect_offset += 2;
/* look for the matching indice */
for (idx = 0; idx < *unique_indirect_reg_count; idx++) {
if (unique_indirect_regs[idx] ==
register_list_format[indirect_offset])
break;
}
if (idx >= *unique_indirect_reg_count) {
unique_indirect_regs[*unique_indirect_reg_count] =
register_list_format[indirect_offset];
idx = *unique_indirect_reg_count;
*unique_indirect_reg_count = *unique_indirect_reg_count + 1;
BUG_ON(*unique_indirect_reg_count >= max_indirect_reg_count);
}
register_list_format[indirect_offset] = idx;
}
}
static int gfx_v9_0_init_rlc_save_restore_list(struct amdgpu_device *adev)
{
int unique_indirect_regs[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
int unique_indirect_reg_count = 0;
int indirect_start_offsets[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
int indirect_start_offsets_count = 0;
int list_size = 0;
int i = 0;
u32 tmp = 0;
u32 *register_list_format =
kmalloc(adev->gfx.rlc.reg_list_format_size_bytes, GFP_KERNEL);
if (!register_list_format)
return -ENOMEM;
memcpy(register_list_format, adev->gfx.rlc.register_list_format,
adev->gfx.rlc.reg_list_format_size_bytes);
/* setup unique_indirect_regs array and indirect_start_offsets array */
gfx_v9_0_parse_ind_reg_list(register_list_format,
GFX9_RLC_FORMAT_DIRECT_REG_LIST_LENGTH,
adev->gfx.rlc.reg_list_format_size_bytes >> 2,
unique_indirect_regs,
&unique_indirect_reg_count,
ARRAY_SIZE(unique_indirect_regs),
indirect_start_offsets,
&indirect_start_offsets_count,
ARRAY_SIZE(indirect_start_offsets));
/* enable auto inc in case it is disabled */
tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL));
tmp |= RLC_SRM_CNTL__AUTO_INCR_ADDR_MASK;
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL), tmp);
/* write register_restore table to offset 0x0 using RLC_SRM_ARAM_ADDR/DATA */
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_ADDR),
RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET);
for (i = 0; i < adev->gfx.rlc.reg_list_size_bytes >> 2; i++)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
adev->gfx.rlc.register_restore[i]);
/* load direct register */
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_ADDR), 0);
for (i = 0; i < adev->gfx.rlc.reg_list_size_bytes >> 2; i++)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
adev->gfx.rlc.register_restore[i]);
/* load indirect register */
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
adev->gfx.rlc.reg_list_format_start);
for (i = 0; i < adev->gfx.rlc.reg_list_format_size_bytes >> 2; i++)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
register_list_format[i]);
/* set save/restore list size */
list_size = adev->gfx.rlc.reg_list_size_bytes >> 2;
list_size = list_size >> 1;
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
adev->gfx.rlc.reg_restore_list_size);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA), list_size);
/* write the starting offsets to RLC scratch ram */
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
adev->gfx.rlc.starting_offsets_start);
for (i = 0; i < ARRAY_SIZE(indirect_start_offsets); i++)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
indirect_start_offsets[i]);
/* load unique indirect regs*/
for (i = 0; i < ARRAY_SIZE(unique_indirect_regs); i++) {
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_ADDR_0) + i,
unique_indirect_regs[i] & 0x3FFFF);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_DATA_0) + i,
unique_indirect_regs[i] >> 20);
}
kfree(register_list_format);
return 0;
}
static void gfx_v9_0_enable_save_restore_machine(struct amdgpu_device *adev)
{
WREG32_FIELD15(GC, 0, RLC_SRM_CNTL, SRM_ENABLE, 1);
}
static void pwr_10_0_gfxip_control_over_cgpg(struct amdgpu_device *adev,
bool enable)
{
uint32_t data = 0;
uint32_t default_data = 0;
default_data = data = RREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS));
if (enable == true) {
/* enable GFXIP control over CGPG */
data |= PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
if(default_data != data)
WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
/* update status */
data &= ~PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK;
data |= (2 << PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT);
if(default_data != data)
WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
} else {
/* restore GFXIP control over GCPG */
data &= ~PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
if(default_data != data)
WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
}
}
static void gfx_v9_0_init_gfx_power_gating(struct amdgpu_device *adev)
{
uint32_t data = 0;
if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_GFX_SMG |
AMD_PG_SUPPORT_GFX_DMG)) {
/* init IDLE_POLL_COUNT = 60 */
data = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL));
data &= ~CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT_MASK;
data |= (0x60 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL), data);
/* init RLC PG Delay */
data = 0;
data |= (0x10 << RLC_PG_DELAY__POWER_UP_DELAY__SHIFT);
data |= (0x10 << RLC_PG_DELAY__POWER_DOWN_DELAY__SHIFT);
data |= (0x10 << RLC_PG_DELAY__CMD_PROPAGATE_DELAY__SHIFT);
data |= (0x40 << RLC_PG_DELAY__MEM_SLEEP_DELAY__SHIFT);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY), data);
data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2));
data &= ~RLC_PG_DELAY_2__SERDES_CMD_DELAY_MASK;
data |= (0x4 << RLC_PG_DELAY_2__SERDES_CMD_DELAY__SHIFT);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2), data);
data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3));
data &= ~RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG_MASK;
data |= (0xff << RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG__SHIFT);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3), data);
data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL));
data &= ~RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD_MASK;
/* program GRBM_REG_SAVE_GFX_IDLE_THRESHOLD to 0x55f0 */
data |= (0x55f0 << RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD__SHIFT);
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL), data);
pwr_10_0_gfxip_control_over_cgpg(adev, true);
}
}
static void gfx_v9_0_enable_sck_slow_down_on_power_up(struct amdgpu_device *adev,
bool enable)
{
uint32_t data = 0;
uint32_t default_data = 0;
default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
data = REG_SET_FIELD(data, RLC_PG_CNTL,
SMU_CLK_SLOWDOWN_ON_PU_ENABLE,
enable ? 1 : 0);
if (default_data != data)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
}
static void gfx_v9_0_enable_sck_slow_down_on_power_down(struct amdgpu_device *adev,
bool enable)
{
uint32_t data = 0;
uint32_t default_data = 0;
default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
data = REG_SET_FIELD(data, RLC_PG_CNTL,
SMU_CLK_SLOWDOWN_ON_PD_ENABLE,
enable ? 1 : 0);
if(default_data != data)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
}
static void gfx_v9_0_enable_cp_power_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data = 0;
uint32_t default_data = 0;
default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
data = REG_SET_FIELD(data, RLC_PG_CNTL,
CP_PG_DISABLE,
enable ? 0 : 1);
if(default_data != data)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
}
static void gfx_v9_0_enable_gfx_cg_power_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data, default_data;
default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
data = REG_SET_FIELD(data, RLC_PG_CNTL,
GFX_POWER_GATING_ENABLE,
enable ? 1 : 0);
if(default_data != data)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
}
static void gfx_v9_0_enable_gfx_pipeline_powergating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data, default_data;
default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
data = REG_SET_FIELD(data, RLC_PG_CNTL,
GFX_PIPELINE_PG_ENABLE,
enable ? 1 : 0);
if(default_data != data)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
if (!enable)
/* read any GFX register to wake up GFX */
data = RREG32(SOC15_REG_OFFSET(GC, 0, mmDB_RENDER_CONTROL));
}
static void gfx_v9_0_enable_gfx_static_mg_power_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data, default_data;
default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
data = REG_SET_FIELD(data, RLC_PG_CNTL,
STATIC_PER_CU_PG_ENABLE,
enable ? 1 : 0);
if(default_data != data)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
}
static void gfx_v9_0_enable_gfx_dynamic_mg_power_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data, default_data;
default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
data = REG_SET_FIELD(data, RLC_PG_CNTL,
DYN_PER_CU_PG_ENABLE,
enable ? 1 : 0);
if(default_data != data)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
}
static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
{
if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_GFX_SMG |
AMD_PG_SUPPORT_GFX_DMG |
AMD_PG_SUPPORT_CP |
AMD_PG_SUPPORT_GDS |
AMD_PG_SUPPORT_RLC_SMU_HS)) {
gfx_v9_0_init_csb(adev);
gfx_v9_0_init_rlc_save_restore_list(adev);
gfx_v9_0_enable_save_restore_machine(adev);
if (adev->asic_type == CHIP_RAVEN) {
WREG32(mmRLC_JUMP_TABLE_RESTORE,
adev->gfx.rlc.cp_table_gpu_addr >> 8);
gfx_v9_0_init_gfx_power_gating(adev);
if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
gfx_v9_0_enable_sck_slow_down_on_power_up(adev, true);
gfx_v9_0_enable_sck_slow_down_on_power_down(adev, true);
} else {
gfx_v9_0_enable_sck_slow_down_on_power_up(adev, false);
gfx_v9_0_enable_sck_slow_down_on_power_down(adev, false);
}
if (adev->pg_flags & AMD_PG_SUPPORT_CP)
gfx_v9_0_enable_cp_power_gating(adev, true);
else
gfx_v9_0_enable_cp_power_gating(adev, false);
}
}
}
void gfx_v9_0_rlc_stop(struct amdgpu_device *adev)
{
WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 0);
gfx_v9_0_enable_gui_idle_interrupt(adev, false);
gfx_v9_0_wait_for_rlc_serdes(adev);
}
static void gfx_v9_0_rlc_reset(struct amdgpu_device *adev)
{
WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
udelay(50);
WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 0);
udelay(50);
}
static void gfx_v9_0_rlc_start(struct amdgpu_device *adev)
{
#ifdef AMDGPU_RLC_DEBUG_RETRY
u32 rlc_ucode_ver;
#endif
WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 1);
/* carrizo do enable cp interrupt after cp inited */
if (!(adev->flags & AMD_IS_APU))
gfx_v9_0_enable_gui_idle_interrupt(adev, true);
udelay(50);
#ifdef AMDGPU_RLC_DEBUG_RETRY
/* RLC_GPM_GENERAL_6 : RLC Ucode version */
rlc_ucode_ver = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_6);
if(rlc_ucode_ver == 0x108) {
DRM_INFO("Using rlc debug ucode. mmRLC_GPM_GENERAL_6 ==0x08%x / fw_ver == %i \n",
rlc_ucode_ver, adev->gfx.rlc_fw_version);
/* RLC_GPM_TIMER_INT_3 : Timer interval in RefCLK cycles,
* default is 0x9C4 to create a 100us interval */
WREG32_SOC15(GC, 0, mmRLC_GPM_TIMER_INT_3, 0x9C4);
/* RLC_GPM_GENERAL_12 : Minimum gap between wptr and rptr
* to disable the page fault retry interrupts, default is
* 0x100 (256) */
WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_12, 0x100);
}
#endif
}
static int gfx_v9_0_rlc_load_microcode(struct amdgpu_device *adev)
{
const struct rlc_firmware_header_v2_0 *hdr;
const __le32 *fw_data;
unsigned i, fw_size;
if (!adev->gfx.rlc_fw)
return -EINVAL;
hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
amdgpu_ucode_print_rlc_hdr(&hdr->header);
fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
le32_to_cpu(hdr->header.ucode_array_offset_bytes));
fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR,
RLCG_UCODE_LOADING_START_ADDRESS);
for (i = 0; i < fw_size; i++)
WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_DATA, le32_to_cpup(fw_data++));
WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR, adev->gfx.rlc_fw_version);
return 0;
}
static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev)
{
int r;
if (amdgpu_sriov_vf(adev)) {
gfx_v9_0_init_csb(adev);
return 0;
}
gfx_v9_0_rlc_stop(adev);
/* disable CG */
WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, 0);
/* disable PG */
WREG32_SOC15(GC, 0, mmRLC_PG_CNTL, 0);
gfx_v9_0_rlc_reset(adev);
gfx_v9_0_init_pg(adev);
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
/* legacy rlc firmware loading */
r = gfx_v9_0_rlc_load_microcode(adev);
if (r)
return r;
}
if (adev->asic_type == CHIP_RAVEN) {
if (amdgpu_lbpw != 0)
gfx_v9_0_enable_lbpw(adev, true);
else
gfx_v9_0_enable_lbpw(adev, false);
}
gfx_v9_0_rlc_start(adev);
return 0;
}
static void gfx_v9_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable)
{
int i;
u32 tmp = RREG32_SOC15(GC, 0, mmCP_ME_CNTL);
tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1);
tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1);
tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1);
if (!enable) {
for (i = 0; i < adev->gfx.num_gfx_rings; i++)
adev->gfx.gfx_ring[i].ready = false;
}
WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
udelay(50);
}
static int gfx_v9_0_cp_gfx_load_microcode(struct amdgpu_device *adev)
{
const struct gfx_firmware_header_v1_0 *pfp_hdr;
const struct gfx_firmware_header_v1_0 *ce_hdr;
const struct gfx_firmware_header_v1_0 *me_hdr;
const __le32 *fw_data;
unsigned i, fw_size;
if (!adev->gfx.me_fw || !adev->gfx.pfp_fw || !adev->gfx.ce_fw)
return -EINVAL;
pfp_hdr = (const struct gfx_firmware_header_v1_0 *)
adev->gfx.pfp_fw->data;
ce_hdr = (const struct gfx_firmware_header_v1_0 *)
adev->gfx.ce_fw->data;
me_hdr = (const struct gfx_firmware_header_v1_0 *)
adev->gfx.me_fw->data;
amdgpu_ucode_print_gfx_hdr(&pfp_hdr->header);
amdgpu_ucode_print_gfx_hdr(&ce_hdr->header);
amdgpu_ucode_print_gfx_hdr(&me_hdr->header);
gfx_v9_0_cp_gfx_enable(adev, false);
/* PFP */
fw_data = (const __le32 *)
(adev->gfx.pfp_fw->data +
le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4;
WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, 0);
for (i = 0; i < fw_size; i++)
WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_DATA, le32_to_cpup(fw_data++));
WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, adev->gfx.pfp_fw_version);
/* CE */
fw_data = (const __le32 *)
(adev->gfx.ce_fw->data +
le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4;
WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, 0);
for (i = 0; i < fw_size; i++)
WREG32_SOC15(GC, 0, mmCP_CE_UCODE_DATA, le32_to_cpup(fw_data++));
WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, adev->gfx.ce_fw_version);
/* ME */
fw_data = (const __le32 *)
(adev->gfx.me_fw->data +
le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4;
WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, 0);
for (i = 0; i < fw_size; i++)
WREG32_SOC15(GC, 0, mmCP_ME_RAM_DATA, le32_to_cpup(fw_data++));
WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, adev->gfx.me_fw_version);
return 0;
}
static int gfx_v9_0_cp_gfx_start(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
const struct cs_section_def *sect = NULL;
const struct cs_extent_def *ext = NULL;
int r, i, tmp;
/* init the CP */
WREG32_SOC15(GC, 0, mmCP_MAX_CONTEXT, adev->gfx.config.max_hw_contexts - 1);
WREG32_SOC15(GC, 0, mmCP_DEVICE_ID, 1);
gfx_v9_0_cp_gfx_enable(adev, true);
r = amdgpu_ring_alloc(ring, gfx_v9_0_get_csb_size(adev) + 4 + 3);
if (r) {
DRM_ERROR("amdgpu: cp failed to lock ring (%d).\n", r);
return r;
}
amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
amdgpu_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
amdgpu_ring_write(ring, 0x80000000);
amdgpu_ring_write(ring, 0x80000000);
for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
for (ext = sect->section; ext->extent != NULL; ++ext) {
if (sect->id == SECT_CONTEXT) {
amdgpu_ring_write(ring,
PACKET3(PACKET3_SET_CONTEXT_REG,
ext->reg_count));
amdgpu_ring_write(ring,
ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
for (i = 0; i < ext->reg_count; i++)
amdgpu_ring_write(ring, ext->extent[i]);
}
}
}
amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
amdgpu_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
amdgpu_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
amdgpu_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
amdgpu_ring_write(ring, 0x8000);
amdgpu_ring_write(ring, 0x8000);
amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG,1));
tmp = (PACKET3_SET_UCONFIG_REG_INDEX_TYPE |
(SOC15_REG_OFFSET(GC, 0, mmVGT_INDEX_TYPE) - PACKET3_SET_UCONFIG_REG_START));
amdgpu_ring_write(ring, tmp);
amdgpu_ring_write(ring, 0);
amdgpu_ring_commit(ring);
return 0;
}
static int gfx_v9_0_cp_gfx_resume(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring;
u32 tmp;
u32 rb_bufsz;
u64 rb_addr, rptr_addr, wptr_gpu_addr;
/* Set the write pointer delay */
WREG32_SOC15(GC, 0, mmCP_RB_WPTR_DELAY, 0);
/* set the RB to use vmid 0 */
WREG32_SOC15(GC, 0, mmCP_RB_VMID, 0);
/* Set ring buffer size */
ring = &adev->gfx.gfx_ring[0];
rb_bufsz = order_base_2(ring->ring_size / 8);
tmp = REG_SET_FIELD(0, CP_RB0_CNTL, RB_BUFSZ, rb_bufsz);
tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, RB_BLKSZ, rb_bufsz - 2);
#ifdef __BIG_ENDIAN
tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, BUF_SWAP, 1);
#endif
WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
/* Initialize the ring buffer's write pointers */
ring->wptr = 0;
WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
/* set the wb address wether it's enabled or not */
rptr_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR, lower_32_bits(rptr_addr));
WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR_HI, upper_32_bits(rptr_addr) & CP_RB_RPTR_ADDR_HI__RB_RPTR_ADDR_HI_MASK);
wptr_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_LO, lower_32_bits(wptr_gpu_addr));
WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_HI, upper_32_bits(wptr_gpu_addr));
mdelay(1);
WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
rb_addr = ring->gpu_addr >> 8;
WREG32_SOC15(GC, 0, mmCP_RB0_BASE, rb_addr);
WREG32_SOC15(GC, 0, mmCP_RB0_BASE_HI, upper_32_bits(rb_addr));
tmp = RREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL);
if (ring->use_doorbell) {
tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
DOORBELL_OFFSET, ring->doorbell_index);
tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
DOORBELL_EN, 1);
} else {
tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL, DOORBELL_EN, 0);
}
WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL, tmp);
tmp = REG_SET_FIELD(0, CP_RB_DOORBELL_RANGE_LOWER,
DOORBELL_RANGE_LOWER, ring->doorbell_index);
WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_LOWER, tmp);
WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_UPPER,
CP_RB_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
/* start the ring */
gfx_v9_0_cp_gfx_start(adev);
ring->ready = true;
return 0;
}
static void gfx_v9_0_cp_compute_enable(struct amdgpu_device *adev, bool enable)
{
int i;
if (enable) {
WREG32_SOC15(GC, 0, mmCP_MEC_CNTL, 0);
} else {
WREG32_SOC15(GC, 0, mmCP_MEC_CNTL,
(CP_MEC_CNTL__MEC_ME1_HALT_MASK | CP_MEC_CNTL__MEC_ME2_HALT_MASK));
for (i = 0; i < adev->gfx.num_compute_rings; i++)
adev->gfx.compute_ring[i].ready = false;
adev->gfx.kiq.ring.ready = false;
}
udelay(50);
}
static int gfx_v9_0_cp_compute_load_microcode(struct amdgpu_device *adev)
{
const struct gfx_firmware_header_v1_0 *mec_hdr;
const __le32 *fw_data;
unsigned i;
u32 tmp;
if (!adev->gfx.mec_fw)
return -EINVAL;
gfx_v9_0_cp_compute_enable(adev, false);
mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
amdgpu_ucode_print_gfx_hdr(&mec_hdr->header);
fw_data = (const __le32 *)
(adev->gfx.mec_fw->data +
le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
tmp = 0;
tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, VMID, 0);
tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0);
WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_CNTL, tmp);
WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_LO,
adev->gfx.mec.mec_fw_gpu_addr & 0xFFFFF000);
WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_HI,
upper_32_bits(adev->gfx.mec.mec_fw_gpu_addr));
/* MEC1 */
WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
mec_hdr->jt_offset);
for (i = 0; i < mec_hdr->jt_size; i++)
WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_DATA,
le32_to_cpup(fw_data + mec_hdr->jt_offset + i));
WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
adev->gfx.mec_fw_version);
/* Todo : Loading MEC2 firmware is only necessary if MEC2 should run different microcode than MEC1. */
return 0;
}
/* KIQ functions */
static void gfx_v9_0_kiq_setting(struct amdgpu_ring *ring)
{
uint32_t tmp;
struct amdgpu_device *adev = ring->adev;
/* tell RLC which is KIQ queue */
tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS);
tmp &= 0xffffff00;
tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
tmp |= 0x80;
WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
}
static int gfx_v9_0_kiq_kcq_enable(struct amdgpu_device *adev)
{
struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
uint32_t scratch, tmp = 0;
uint64_t queue_mask = 0;
int r, i;
for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) {
if (!test_bit(i, adev->gfx.mec.queue_bitmap))
continue;
/* This situation may be hit in the future if a new HW
* generation exposes more than 64 queues. If so, the
* definition of queue_mask needs updating */
if (WARN_ON(i >= (sizeof(queue_mask)*8))) {
DRM_ERROR("Invalid KCQ enabled: %d\n", i);
break;
}
queue_mask |= (1ull << i);
}
r = amdgpu_gfx_scratch_get(adev, &scratch);
if (r) {
DRM_ERROR("Failed to get scratch reg (%d).\n", r);
return r;
}
WREG32(scratch, 0xCAFEDEAD);
r = amdgpu_ring_alloc(kiq_ring, (7 * adev->gfx.num_compute_rings) + 11);
if (r) {
DRM_ERROR("Failed to lock KIQ (%d).\n", r);
amdgpu_gfx_scratch_free(adev, scratch);
return r;
}
/* set resources */
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_RESOURCES, 6));
amdgpu_ring_write(kiq_ring, PACKET3_SET_RESOURCES_VMID_MASK(0) |
PACKET3_SET_RESOURCES_QUEUE_TYPE(0)); /* vmid_mask:0 queue_type:0 (KIQ) */
amdgpu_ring_write(kiq_ring, lower_32_bits(queue_mask)); /* queue mask lo */
amdgpu_ring_write(kiq_ring, upper_32_bits(queue_mask)); /* queue mask hi */
amdgpu_ring_write(kiq_ring, 0); /* gws mask lo */
amdgpu_ring_write(kiq_ring, 0); /* gws mask hi */
amdgpu_ring_write(kiq_ring, 0); /* oac mask */
amdgpu_ring_write(kiq_ring, 0); /* gds heap base:0, gds heap size:0 */
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
uint64_t mqd_addr = amdgpu_bo_gpu_offset(ring->mqd_obj);
uint64_t wptr_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_MAP_QUEUES, 5));
/* Q_sel:0, vmid:0, vidmem: 1, engine:0, num_Q:1*/
amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
PACKET3_MAP_QUEUES_QUEUE_SEL(0) | /* Queue_Sel */
PACKET3_MAP_QUEUES_VMID(0) | /* VMID */
PACKET3_MAP_QUEUES_QUEUE(ring->queue) |
PACKET3_MAP_QUEUES_PIPE(ring->pipe) |
PACKET3_MAP_QUEUES_ME((ring->me == 1 ? 0 : 1)) |
PACKET3_MAP_QUEUES_QUEUE_TYPE(0) | /*queue_type: normal compute queue */
PACKET3_MAP_QUEUES_ALLOC_FORMAT(0) | /* alloc format: all_on_one_pipe */
PACKET3_MAP_QUEUES_ENGINE_SEL(0) | /* engine_sel: compute */
PACKET3_MAP_QUEUES_NUM_QUEUES(1)); /* num_queues: must be 1 */
amdgpu_ring_write(kiq_ring, PACKET3_MAP_QUEUES_DOORBELL_OFFSET(ring->doorbell_index));
amdgpu_ring_write(kiq_ring, lower_32_bits(mqd_addr));
amdgpu_ring_write(kiq_ring, upper_32_bits(mqd_addr));
amdgpu_ring_write(kiq_ring, lower_32_bits(wptr_addr));
amdgpu_ring_write(kiq_ring, upper_32_bits(wptr_addr));
}
/* write to scratch for completion */
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
amdgpu_ring_write(kiq_ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
amdgpu_ring_write(kiq_ring, 0xDEADBEEF);
amdgpu_ring_commit(kiq_ring);
for (i = 0; i < adev->usec_timeout; i++) {
tmp = RREG32(scratch);
if (tmp == 0xDEADBEEF)
break;
DRM_UDELAY(1);
}
if (i >= adev->usec_timeout) {
DRM_ERROR("KCQ enable failed (scratch(0x%04X)=0x%08X)\n",
scratch, tmp);
r = -EINVAL;
}
amdgpu_gfx_scratch_free(adev, scratch);
return r;
}
static int gfx_v9_0_mqd_init(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
uint32_t tmp;
mqd->header = 0xC0310800;
mqd->compute_pipelinestat_enable = 0x00000001;
mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
mqd->compute_misc_reserved = 0x00000003;
mqd->dynamic_cu_mask_addr_lo =
lower_32_bits(ring->mqd_gpu_addr
+ offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
mqd->dynamic_cu_mask_addr_hi =
upper_32_bits(ring->mqd_gpu_addr
+ offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
eop_base_addr = ring->eop_gpu_addr >> 8;
mqd->cp_hqd_eop_base_addr_lo = eop_base_addr;
mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
tmp = RREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
(order_base_2(GFX9_MEC_HPD_SIZE / 4) - 1));
mqd->cp_hqd_eop_control = tmp;
/* enable doorbell? */
tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
if (ring->use_doorbell) {
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_OFFSET, ring->doorbell_index);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_SOURCE, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_HIT, 0);
} else {
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 0);
}
mqd->cp_hqd_pq_doorbell_control = tmp;
/* disable the queue if it's active */
ring->wptr = 0;
mqd->cp_hqd_dequeue_request = 0;
mqd->cp_hqd_pq_rptr = 0;
mqd->cp_hqd_pq_wptr_lo = 0;
mqd->cp_hqd_pq_wptr_hi = 0;
/* set the pointer to the MQD */
mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
/* set MQD vmid to 0 */
tmp = RREG32_SOC15(GC, 0, mmCP_MQD_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
mqd->cp_mqd_control = tmp;
/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
hqd_gpu_addr = ring->gpu_addr >> 8;
mqd->cp_hqd_pq_base_lo = hqd_gpu_addr;
mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
/* set up the HQD, this is similar to CP_RB0_CNTL */
tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
(order_base_2(ring->ring_size / 4) - 1));
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
#ifdef __BIG_ENDIAN
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
#endif
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ROQ_PQ_IB_FLIP, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
mqd->cp_hqd_pq_control = tmp;
/* set the wb address whether it's enabled or not */
wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
mqd->cp_hqd_pq_rptr_report_addr_hi =
upper_32_bits(wb_gpu_addr) & 0xffff;
/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
tmp = 0;
/* enable the doorbell if requested */
if (ring->use_doorbell) {
tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_OFFSET, ring->doorbell_index);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_SOURCE, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_HIT, 0);
}
mqd->cp_hqd_pq_doorbell_control = tmp;
/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
ring->wptr = 0;
mqd->cp_hqd_pq_rptr = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR);
/* set the vmid for the queue */
mqd->cp_hqd_vmid = 0;
tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE);
tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
mqd->cp_hqd_persistent_state = tmp;
/* set MIN_IB_AVAIL_SIZE */
tmp = RREG32_SOC15(GC, 0, mmCP_HQD_IB_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3);
mqd->cp_hqd_ib_control = tmp;
/* activate the queue */
mqd->cp_hqd_active = 1;
return 0;
}
static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
int j;
/* disable wptr polling */
WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR,
mqd->cp_hqd_eop_base_addr_lo);
WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR_HI,
mqd->cp_hqd_eop_base_addr_hi);
/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
WREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL,
mqd->cp_hqd_eop_control);
/* enable doorbell? */
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
mqd->cp_hqd_pq_doorbell_control);
/* disable the queue if it's active */
if (RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1) {
WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST, 1);
for (j = 0; j < adev->usec_timeout; j++) {
if (!(RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1))
break;
udelay(1);
}
WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST,
mqd->cp_hqd_dequeue_request);
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR,
mqd->cp_hqd_pq_rptr);
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
mqd->cp_hqd_pq_wptr_lo);
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
mqd->cp_hqd_pq_wptr_hi);
}
/* set the pointer to the MQD */
WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR,
mqd->cp_mqd_base_addr_lo);
WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR_HI,
mqd->cp_mqd_base_addr_hi);
/* set MQD vmid to 0 */
WREG32_SOC15(GC, 0, mmCP_MQD_CONTROL,
mqd->cp_mqd_control);
/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE,
mqd->cp_hqd_pq_base_lo);
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE_HI,
mqd->cp_hqd_pq_base_hi);
/* set up the HQD, this is similar to CP_RB0_CNTL */
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL,
mqd->cp_hqd_pq_control);
/* set the wb address whether it's enabled or not */
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR,
mqd->cp_hqd_pq_rptr_report_addr_lo);
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
mqd->cp_hqd_pq_rptr_report_addr_hi);
/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR,
mqd->cp_hqd_pq_wptr_poll_addr_lo);
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
mqd->cp_hqd_pq_wptr_poll_addr_hi);
/* enable the doorbell if requested */
if (ring->use_doorbell) {
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
(AMDGPU_DOORBELL64_KIQ *2) << 2);
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
(AMDGPU_DOORBELL64_USERQUEUE_END * 2) << 2);
}
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
mqd->cp_hqd_pq_doorbell_control);
/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
mqd->cp_hqd_pq_wptr_lo);
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
mqd->cp_hqd_pq_wptr_hi);
/* set the vmid for the queue */
WREG32_SOC15(GC, 0, mmCP_HQD_VMID, mqd->cp_hqd_vmid);
WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE,
mqd->cp_hqd_persistent_state);
/* activate the queue */
WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE,
mqd->cp_hqd_active);
if (ring->use_doorbell)
WREG32_FIELD15(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
return 0;
}
static int gfx_v9_0_kiq_init_queue(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
int mqd_idx = AMDGPU_MAX_COMPUTE_RINGS;
gfx_v9_0_kiq_setting(ring);
if (adev->in_gpu_reset) { /* for GPU_RESET case */
/* reset MQD to a clean status */
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(struct v9_mqd_allocation));
/* reset ring buffer */
ring->wptr = 0;
amdgpu_ring_clear_ring(ring);
mutex_lock(&adev->srbm_mutex);
soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v9_0_kiq_init_register(ring);
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
} else {
memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
mutex_lock(&adev->srbm_mutex);
soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v9_0_mqd_init(ring);
gfx_v9_0_kiq_init_register(ring);
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(struct v9_mqd_allocation));
}
return 0;
}
static int gfx_v9_0_kcq_init_queue(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct v9_mqd *mqd = ring->mqd_ptr;
int mqd_idx = ring - &adev->gfx.compute_ring[0];
if (!adev->in_gpu_reset && !adev->gfx.in_suspend) {
memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
mutex_lock(&adev->srbm_mutex);
soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v9_0_mqd_init(ring);
soc15_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(struct v9_mqd_allocation));
} else if (adev->in_gpu_reset) { /* for GPU_RESET case */
/* reset MQD to a clean status */
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(struct v9_mqd_allocation));
/* reset ring buffer */
ring->wptr = 0;
amdgpu_ring_clear_ring(ring);
} else {
amdgpu_ring_clear_ring(ring);
}
return 0;
}
static int gfx_v9_0_kiq_resume(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring = NULL;
int r = 0, i;
gfx_v9_0_cp_compute_enable(adev, true);
ring = &adev->gfx.kiq.ring;
r = amdgpu_bo_reserve(ring->mqd_obj, false);
if (unlikely(r != 0))
goto done;
r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
if (!r) {
r = gfx_v9_0_kiq_init_queue(ring);
amdgpu_bo_kunmap(ring->mqd_obj);
ring->mqd_ptr = NULL;
}
amdgpu_bo_unreserve(ring->mqd_obj);
if (r)
goto done;
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
r = amdgpu_bo_reserve(ring->mqd_obj, false);
if (unlikely(r != 0))
goto done;
r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
if (!r) {
r = gfx_v9_0_kcq_init_queue(ring);
amdgpu_bo_kunmap(ring->mqd_obj);
ring->mqd_ptr = NULL;
}
amdgpu_bo_unreserve(ring->mqd_obj);
if (r)
goto done;
}
r = gfx_v9_0_kiq_kcq_enable(adev);
done:
return r;
}
static int gfx_v9_0_cp_resume(struct amdgpu_device *adev)
{
int r, i;
struct amdgpu_ring *ring;
if (!(adev->flags & AMD_IS_APU))
gfx_v9_0_enable_gui_idle_interrupt(adev, false);
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
/* legacy firmware loading */
r = gfx_v9_0_cp_gfx_load_microcode(adev);
if (r)
return r;
r = gfx_v9_0_cp_compute_load_microcode(adev);
if (r)
return r;
}
r = gfx_v9_0_cp_gfx_resume(adev);
if (r)
return r;
r = gfx_v9_0_kiq_resume(adev);
if (r)
return r;
ring = &adev->gfx.gfx_ring[0];
r = amdgpu_ring_test_ring(ring);
if (r) {
ring->ready = false;
return r;
}
ring = &adev->gfx.kiq.ring;
ring->ready = true;
r = amdgpu_ring_test_ring(ring);
if (r)
ring->ready = false;
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
ring->ready = true;
r = amdgpu_ring_test_ring(ring);
if (r)
ring->ready = false;
}
gfx_v9_0_enable_gui_idle_interrupt(adev, true);
return 0;
}
static void gfx_v9_0_cp_enable(struct amdgpu_device *adev, bool enable)
{
gfx_v9_0_cp_gfx_enable(adev, enable);
gfx_v9_0_cp_compute_enable(adev, enable);
}
static int gfx_v9_0_hw_init(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
gfx_v9_0_init_golden_registers(adev);
gfx_v9_0_gpu_init(adev);
r = gfx_v9_0_rlc_resume(adev);
if (r)
return r;
r = gfx_v9_0_cp_resume(adev);
if (r)
return r;
r = gfx_v9_0_ngg_en(adev);
if (r)
return r;
return r;
}
static int gfx_v9_0_kcq_disable(struct amdgpu_ring *kiq_ring,struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = kiq_ring->adev;
uint32_t scratch, tmp = 0;
int r, i;
r = amdgpu_gfx_scratch_get(adev, &scratch);
if (r) {
DRM_ERROR("Failed to get scratch reg (%d).\n", r);
return r;
}
WREG32(scratch, 0xCAFEDEAD);
r = amdgpu_ring_alloc(kiq_ring, 10);
if (r) {
DRM_ERROR("Failed to lock KIQ (%d).\n", r);
amdgpu_gfx_scratch_free(adev, scratch);
return r;
}
/* unmap queues */
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_UNMAP_QUEUES, 4));
amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
PACKET3_UNMAP_QUEUES_ACTION(1) | /* RESET_QUEUES */
PACKET3_UNMAP_QUEUES_QUEUE_SEL(0) |
PACKET3_UNMAP_QUEUES_ENGINE_SEL(0) |
PACKET3_UNMAP_QUEUES_NUM_QUEUES(1));
amdgpu_ring_write(kiq_ring, PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(ring->doorbell_index));
amdgpu_ring_write(kiq_ring, 0);
amdgpu_ring_write(kiq_ring, 0);
amdgpu_ring_write(kiq_ring, 0);
/* write to scratch for completion */
amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
amdgpu_ring_write(kiq_ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
amdgpu_ring_write(kiq_ring, 0xDEADBEEF);
amdgpu_ring_commit(kiq_ring);
for (i = 0; i < adev->usec_timeout; i++) {
tmp = RREG32(scratch);
if (tmp == 0xDEADBEEF)
break;
DRM_UDELAY(1);
}
if (i >= adev->usec_timeout) {
DRM_ERROR("KCQ disabled failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp);
r = -EINVAL;
}
amdgpu_gfx_scratch_free(adev, scratch);
return r;
}
static int gfx_v9_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i;
amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
/* disable KCQ to avoid CPC touch memory not valid anymore */
for (i = 0; i < adev->gfx.num_compute_rings; i++)
gfx_v9_0_kcq_disable(&adev->gfx.kiq.ring, &adev->gfx.compute_ring[i]);
if (amdgpu_sriov_vf(adev)) {
pr_debug("For SRIOV client, shouldn't do anything.\n");
return 0;
}
gfx_v9_0_cp_enable(adev, false);
gfx_v9_0_rlc_stop(adev);
return 0;
}
static int gfx_v9_0_suspend(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
adev->gfx.in_suspend = true;
return gfx_v9_0_hw_fini(adev);
}
static int gfx_v9_0_resume(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
r = gfx_v9_0_hw_init(adev);
adev->gfx.in_suspend = false;
return r;
}
static bool gfx_v9_0_is_idle(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (REG_GET_FIELD(RREG32_SOC15(GC, 0, mmGRBM_STATUS),
GRBM_STATUS, GUI_ACTIVE))
return false;
else
return true;
}
static int gfx_v9_0_wait_for_idle(void *handle)
{
unsigned i;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
for (i = 0; i < adev->usec_timeout; i++) {
if (gfx_v9_0_is_idle(handle))
return 0;
udelay(1);
}
return -ETIMEDOUT;
}
static int gfx_v9_0_soft_reset(void *handle)
{
u32 grbm_soft_reset = 0;
u32 tmp;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* GRBM_STATUS */
tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS);
if (tmp & (GRBM_STATUS__PA_BUSY_MASK | GRBM_STATUS__SC_BUSY_MASK |
GRBM_STATUS__BCI_BUSY_MASK | GRBM_STATUS__SX_BUSY_MASK |
GRBM_STATUS__TA_BUSY_MASK | GRBM_STATUS__VGT_BUSY_MASK |
GRBM_STATUS__DB_BUSY_MASK | GRBM_STATUS__CB_BUSY_MASK |
GRBM_STATUS__GDS_BUSY_MASK | GRBM_STATUS__SPI_BUSY_MASK |
GRBM_STATUS__IA_BUSY_MASK | GRBM_STATUS__IA_BUSY_NO_DMA_MASK)) {
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_GFX, 1);
}
if (tmp & (GRBM_STATUS__CP_BUSY_MASK | GRBM_STATUS__CP_COHERENCY_BUSY_MASK)) {
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
}
/* GRBM_STATUS2 */
tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS2);
if (REG_GET_FIELD(tmp, GRBM_STATUS2, RLC_BUSY))
grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
if (grbm_soft_reset) {
/* stop the rlc */
gfx_v9_0_rlc_stop(adev);
/* Disable GFX parsing/prefetching */
gfx_v9_0_cp_gfx_enable(adev, false);
/* Disable MEC parsing/prefetching */
gfx_v9_0_cp_compute_enable(adev, false);
if (grbm_soft_reset) {
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
tmp |= grbm_soft_reset;
dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
udelay(50);
tmp &= ~grbm_soft_reset;
WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
}
/* Wait a little for things to settle down */
udelay(50);
}
return 0;
}
static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev)
{
uint64_t clock;
mutex_lock(&adev->gfx.gpu_clock_mutex);
WREG32_SOC15(GC, 0, mmRLC_CAPTURE_GPU_CLOCK_COUNT, 1);
clock = (uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_LSB) |
((uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
mutex_unlock(&adev->gfx.gpu_clock_mutex);
return clock;
}
static void gfx_v9_0_ring_emit_gds_switch(struct amdgpu_ring *ring,
uint32_t vmid,
uint32_t gds_base, uint32_t gds_size,
uint32_t gws_base, uint32_t gws_size,
uint32_t oa_base, uint32_t oa_size)
{
struct amdgpu_device *adev = ring->adev;
gds_base = gds_base >> AMDGPU_GDS_SHIFT;
gds_size = gds_size >> AMDGPU_GDS_SHIFT;
gws_base = gws_base >> AMDGPU_GWS_SHIFT;
gws_size = gws_size >> AMDGPU_GWS_SHIFT;
oa_base = oa_base >> AMDGPU_OA_SHIFT;
oa_size = oa_size >> AMDGPU_OA_SHIFT;
/* GDS Base */
gfx_v9_0_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE) + 2 * vmid,
gds_base);
/* GDS Size */
gfx_v9_0_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE) + 2 * vmid,
gds_size);
/* GWS */
gfx_v9_0_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID0) + vmid,
gws_size << GDS_GWS_VMID0__SIZE__SHIFT | gws_base);
/* OA */
gfx_v9_0_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID0) + vmid,
(1 << (oa_size + oa_base)) - (1 << oa_base));
}
static int gfx_v9_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
adev->gfx.num_gfx_rings = GFX9_NUM_GFX_RINGS;
adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS;
gfx_v9_0_set_ring_funcs(adev);
gfx_v9_0_set_irq_funcs(adev);
gfx_v9_0_set_gds_init(adev);
gfx_v9_0_set_rlc_funcs(adev);
return 0;
}
static int gfx_v9_0_late_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
r = amdgpu_irq_get(adev, &adev->gfx.priv_reg_irq, 0);
if (r)
return r;
r = amdgpu_irq_get(adev, &adev->gfx.priv_inst_irq, 0);
if (r)
return r;
return 0;
}
static void gfx_v9_0_enter_rlc_safe_mode(struct amdgpu_device *adev)
{
uint32_t rlc_setting, data;
unsigned i;
if (adev->gfx.rlc.in_safe_mode)
return;
/* if RLC is not enabled, do nothing */
rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
return;
if (adev->cg_flags &
(AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_3D_CGCG)) {
data = RLC_SAFE_MODE__CMD_MASK;
data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
/* wait for RLC_SAFE_MODE */
for (i = 0; i < adev->usec_timeout; i++) {
if (!REG_GET_FIELD(SOC15_REG_OFFSET(GC, 0, mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
break;
udelay(1);
}
adev->gfx.rlc.in_safe_mode = true;
}
}
static void gfx_v9_0_exit_rlc_safe_mode(struct amdgpu_device *adev)
{
uint32_t rlc_setting, data;
if (!adev->gfx.rlc.in_safe_mode)
return;
/* if RLC is not enabled, do nothing */
rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
return;
if (adev->cg_flags &
(AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) {
/*
* Try to exit safe mode only if it is already in safe
* mode.
*/
data = RLC_SAFE_MODE__CMD_MASK;
WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
adev->gfx.rlc.in_safe_mode = false;
}
}
static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
bool enable)
{
/* TODO: double check if we need to perform under safe mdoe */
/* gfx_v9_0_enter_rlc_safe_mode(adev); */
if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) && enable) {
gfx_v9_0_enable_gfx_cg_power_gating(adev, true);
if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PIPELINE)
gfx_v9_0_enable_gfx_pipeline_powergating(adev, true);
} else {
gfx_v9_0_enable_gfx_cg_power_gating(adev, false);
gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
}
/* gfx_v9_0_exit_rlc_safe_mode(adev); */
}
static void gfx_v9_0_update_gfx_mg_power_gating(struct amdgpu_device *adev,
bool enable)
{
/* TODO: double check if we need to perform under safe mode */
/* gfx_v9_0_enter_rlc_safe_mode(adev); */
if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_SMG) && enable)
gfx_v9_0_enable_gfx_static_mg_power_gating(adev, true);
else
gfx_v9_0_enable_gfx_static_mg_power_gating(adev, false);
if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_DMG) && enable)
gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, true);
else
gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, false);
/* gfx_v9_0_exit_rlc_safe_mode(adev); */
}
static void gfx_v9_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data, def;
/* It is disabled by HW by default */
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
/* 1 - RLC_CGTT_MGCG_OVERRIDE */
def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
data &= ~(RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
/* only for Vega10 & Raven1 */
data |= RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK;
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
/* MGLS is a global flag to control all MGLS in GFX */
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) {
/* 2 - RLC memory Light sleep */
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_RLC_LS) {
def = data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
data |= RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
}
/* 3 - CP memory Light sleep */
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CP_LS) {
def = data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
data |= CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
if (def != data)
WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
}
}
} else {
/* 1 - MGCG_OVERRIDE */
def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
data |= (RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
/* 2 - disable MGLS in RLC */
data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK) {
data &= ~RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
}
/* 3 - disable MGLS in CP */
data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK) {
data &= ~CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
}
}
}
static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t data, def;
adev->gfx.rlc.funcs->enter_safe_mode(adev);
/* Enable 3D CGCG/CGLS */
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)) {
/* write cmd to clear cgcg/cgls ov */
def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
/* unset CGCG override */
data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_GFX3D_CG_OVERRIDE_MASK;
/* update CGCG and CGLS override bits */
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
/* enable 3Dcgcg FSM(0x0020003f) */
def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
data = (0x2000 << RLC_CGCG_CGLS_CTRL_3D__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK;
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGLS)
data |= (0x000F << RLC_CGCG_CGLS_CTRL_3D__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK;
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
/* set IDLE_POLL_COUNT(0x00900100) */
def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
if (def != data)
WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
} else {
/* Disable CGCG/CGLS */
def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
/* disable cgcg, cgls should be disabled */
data &= ~(RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK |
RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK);
/* disable cgcg and cgls in FSM */
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
}
adev->gfx.rlc.funcs->exit_safe_mode(adev);
}
static void gfx_v9_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t def, data;
adev->gfx.rlc.funcs->enter_safe_mode(adev);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
/* unset CGCG override */
data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGCG_OVERRIDE_MASK;
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
else
data |= RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
/* update CGCG and CGLS override bits */
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
/* enable cgcg FSM(0x0020003F) */
def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
data = (0x2000 << RLC_CGCG_CGLS_CTRL__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK;
if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
data |= (0x000F << RLC_CGCG_CGLS_CTRL__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK;
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
/* set IDLE_POLL_COUNT(0x00900100) */
def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
if (def != data)
WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
} else {
def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
/* reset CGCG/CGLS bits */
data &= ~(RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK | RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK);
/* disable cgcg and cgls in FSM */
if (def != data)
WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
}
adev->gfx.rlc.funcs->exit_safe_mode(adev);
}
static int gfx_v9_0_update_gfx_clock_gating(struct amdgpu_device *adev,
bool enable)
{
if (enable) {
/* CGCG/CGLS should be enabled after MGCG/MGLS
* === MGCG + MGLS ===
*/
gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
/* === CGCG /CGLS for GFX 3D Only === */
gfx_v9_0_update_3d_clock_gating(adev, enable);
/* === CGCG + CGLS === */
gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
} else {
/* CGCG/CGLS should be disabled before MGCG/MGLS
* === CGCG + CGLS ===
*/
gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
/* === CGCG /CGLS for GFX 3D Only === */
gfx_v9_0_update_3d_clock_gating(adev, enable);
/* === MGCG + MGLS === */
gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
}
return 0;
}
static const struct amdgpu_rlc_funcs gfx_v9_0_rlc_funcs = {
.enter_safe_mode = gfx_v9_0_enter_rlc_safe_mode,
.exit_safe_mode = gfx_v9_0_exit_rlc_safe_mode
};
static int gfx_v9_0_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
bool enable = (state == AMD_PG_STATE_GATE) ? true : false;
switch (adev->asic_type) {
case CHIP_RAVEN:
if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
gfx_v9_0_enable_sck_slow_down_on_power_up(adev, true);
gfx_v9_0_enable_sck_slow_down_on_power_down(adev, true);
} else {
gfx_v9_0_enable_sck_slow_down_on_power_up(adev, false);
gfx_v9_0_enable_sck_slow_down_on_power_down(adev, false);
}
if (adev->pg_flags & AMD_PG_SUPPORT_CP)
gfx_v9_0_enable_cp_power_gating(adev, true);
else
gfx_v9_0_enable_cp_power_gating(adev, false);
/* update gfx cgpg state */
gfx_v9_0_update_gfx_cg_power_gating(adev, enable);
/* update mgcg state */
gfx_v9_0_update_gfx_mg_power_gating(adev, enable);
break;
default:
break;
}
return 0;
}
static int gfx_v9_0_set_clockgating_state(void *handle,
enum amd_clockgating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
return 0;
switch (adev->asic_type) {
case CHIP_VEGA10:
case CHIP_RAVEN:
gfx_v9_0_update_gfx_clock_gating(adev,
state == AMD_CG_STATE_GATE ? true : false);
break;
default:
break;
}
return 0;
}
static void gfx_v9_0_get_clockgating_state(void *handle, u32 *flags)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int data;
if (amdgpu_sriov_vf(adev))
*flags = 0;
/* AMD_CG_SUPPORT_GFX_MGCG */
data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
if (!(data & RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK))
*flags |= AMD_CG_SUPPORT_GFX_MGCG;
/* AMD_CG_SUPPORT_GFX_CGCG */
data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
if (data & RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_CGCG;
/* AMD_CG_SUPPORT_GFX_CGLS */
if (data & RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_CGLS;
/* AMD_CG_SUPPORT_GFX_RLC_LS */
data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_RLC_LS | AMD_CG_SUPPORT_GFX_MGLS;
/* AMD_CG_SUPPORT_GFX_CP_LS */
data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_CP_LS | AMD_CG_SUPPORT_GFX_MGLS;
/* AMD_CG_SUPPORT_GFX_3D_CGCG */
data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
if (data & RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_3D_CGCG;
/* AMD_CG_SUPPORT_GFX_3D_CGLS */
if (data & RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK)
*flags |= AMD_CG_SUPPORT_GFX_3D_CGLS;
}
static u64 gfx_v9_0_ring_get_rptr_gfx(struct amdgpu_ring *ring)
{
return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 is 32bit rptr*/
}
static u64 gfx_v9_0_ring_get_wptr_gfx(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
u64 wptr;
/* XXX check if swapping is necessary on BE */
if (ring->use_doorbell) {
wptr = atomic64_read((atomic64_t *)&adev->wb.wb[ring->wptr_offs]);
} else {
wptr = RREG32_SOC15(GC, 0, mmCP_RB0_WPTR);
wptr += (u64)RREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI) << 32;
}
return wptr;
}
static void gfx_v9_0_ring_set_wptr_gfx(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring->use_doorbell) {
/* XXX check if swapping is necessary on BE */
atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
WDOORBELL64(ring->doorbell_index, ring->wptr);
} else {
WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
}
}
static void gfx_v9_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
u32 ref_and_mask, reg_mem_engine;
const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio_funcs->hdp_flush_reg;
if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
switch (ring->me) {
case 1:
ref_and_mask = nbio_hf_reg->ref_and_mask_cp2 << ring->pipe;
break;
case 2:
ref_and_mask = nbio_hf_reg->ref_and_mask_cp6 << ring->pipe;
break;
default:
return;
}
reg_mem_engine = 0;
} else {
ref_and_mask = nbio_hf_reg->ref_and_mask_cp0;
reg_mem_engine = 1; /* pfp */
}
gfx_v9_0_wait_reg_mem(ring, reg_mem_engine, 0, 1,
adev->nbio_funcs->get_hdp_flush_req_offset(adev),
adev->nbio_funcs->get_hdp_flush_done_offset(adev),
ref_and_mask, ref_and_mask, 0x20);
}
static void gfx_v9_0_ring_emit_hdp_invalidate(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
gfx_v9_0_write_data_to_reg(ring, 0, true,
SOC15_REG_OFFSET(HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
}
static void gfx_v9_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
struct amdgpu_ib *ib,
unsigned vm_id, bool ctx_switch)
{
u32 header, control = 0;
if (ib->flags & AMDGPU_IB_FLAG_CE)
header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2);
else
header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
control |= ib->length_dw | (vm_id << 24);
if (amdgpu_sriov_vf(ring->adev) && (ib->flags & AMDGPU_IB_FLAG_PREEMPT)) {
control |= INDIRECT_BUFFER_PRE_ENB(1);
if (!(ib->flags & AMDGPU_IB_FLAG_CE))
gfx_v9_0_ring_emit_de_meta(ring);
}
amdgpu_ring_write(ring, header);
BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
amdgpu_ring_write(ring,
#ifdef __BIG_ENDIAN
(2 << 0) |
#endif
lower_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, control);
}
static void gfx_v9_0_ring_emit_ib_compute(struct amdgpu_ring *ring,
struct amdgpu_ib *ib,
unsigned vm_id, bool ctx_switch)
{
u32 control = INDIRECT_BUFFER_VALID | ib->length_dw | (vm_id << 24);
amdgpu_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
amdgpu_ring_write(ring,
#ifdef __BIG_ENDIAN
(2 << 0) |
#endif
lower_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, control);
}
static void gfx_v9_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
u64 seq, unsigned flags)
{
bool write64bit = flags & AMDGPU_FENCE_FLAG_64BIT;
bool int_sel = flags & AMDGPU_FENCE_FLAG_INT;
/* RELEASE_MEM - flush caches, send int */
amdgpu_ring_write(ring, PACKET3(PACKET3_RELEASE_MEM, 6));
amdgpu_ring_write(ring, (EOP_TCL1_ACTION_EN |
EOP_TC_ACTION_EN |
EOP_TC_WB_ACTION_EN |
EOP_TC_MD_ACTION_EN |
EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) |
EVENT_INDEX(5)));
amdgpu_ring_write(ring, DATA_SEL(write64bit ? 2 : 1) | INT_SEL(int_sel ? 2 : 0));
/*
* the address should be Qword aligned if 64bit write, Dword
* aligned if only send 32bit data low (discard data high)
*/
if (write64bit)
BUG_ON(addr & 0x7);
else
BUG_ON(addr & 0x3);
amdgpu_ring_write(ring, lower_32_bits(addr));
amdgpu_ring_write(ring, upper_32_bits(addr));
amdgpu_ring_write(ring, lower_32_bits(seq));
amdgpu_ring_write(ring, upper_32_bits(seq));
amdgpu_ring_write(ring, 0);
}
static void gfx_v9_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
{
int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
uint32_t seq = ring->fence_drv.sync_seq;
uint64_t addr = ring->fence_drv.gpu_addr;
gfx_v9_0_wait_reg_mem(ring, usepfp, 1, 0,
lower_32_bits(addr), upper_32_bits(addr),
seq, 0xffffffff, 4);
}
static void gfx_v9_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vm_id, uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id);
uint64_t flags = AMDGPU_PTE_VALID;
unsigned eng = ring->vm_inv_eng;
amdgpu_gart_get_vm_pde(ring->adev, -1, &pd_addr, &flags);
pd_addr |= flags;
gfx_v9_0_write_data_to_reg(ring, usepfp, true,
hub->ctx0_ptb_addr_lo32 + (2 * vm_id),
lower_32_bits(pd_addr));
gfx_v9_0_write_data_to_reg(ring, usepfp, true,
hub->ctx0_ptb_addr_hi32 + (2 * vm_id),
upper_32_bits(pd_addr));
gfx_v9_0_write_data_to_reg(ring, usepfp, true,
hub->vm_inv_eng0_req + eng, req);
/* wait for the invalidate to complete */
gfx_v9_0_wait_reg_mem(ring, 0, 0, 0, hub->vm_inv_eng0_ack +
eng, 0, 1 << vm_id, 1 << vm_id, 0x20);
/* compute doesn't have PFP */
if (usepfp) {
/* sync PFP to ME, otherwise we might get invalid PFP reads */
amdgpu_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
amdgpu_ring_write(ring, 0x0);
}
}
static u64 gfx_v9_0_ring_get_rptr_compute(struct amdgpu_ring *ring)
{
return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 hardware is 32bit rptr */
}
static u64 gfx_v9_0_ring_get_wptr_compute(struct amdgpu_ring *ring)
{
u64 wptr;
/* XXX check if swapping is necessary on BE */
if (ring->use_doorbell)
wptr = atomic64_read((atomic64_t *)&ring->adev->wb.wb[ring->wptr_offs]);
else
BUG();
return wptr;
}
static void gfx_v9_0_ring_set_wptr_compute(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
/* XXX check if swapping is necessary on BE */
if (ring->use_doorbell) {
atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
WDOORBELL64(ring->doorbell_index, ring->wptr);
} else{
BUG(); /* only DOORBELL method supported on gfx9 now */
}
}
static void gfx_v9_0_ring_emit_fence_kiq(struct amdgpu_ring *ring, u64 addr,
u64 seq, unsigned int flags)
{
struct amdgpu_device *adev = ring->adev;
/* we only allocate 32bit for each seq wb address */
BUG_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
/* write fence seq to the "addr" */
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
WRITE_DATA_DST_SEL(5) | WR_CONFIRM));
amdgpu_ring_write(ring, lower_32_bits(addr));
amdgpu_ring_write(ring, upper_32_bits(addr));
amdgpu_ring_write(ring, lower_32_bits(seq));
if (flags & AMDGPU_FENCE_FLAG_INT) {
/* set register to trigger INT */
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
WRITE_DATA_DST_SEL(0) | WR_CONFIRM));
amdgpu_ring_write(ring, SOC15_REG_OFFSET(GC, 0, mmCPC_INT_STATUS));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, 0x20000000); /* src_id is 178 */
}
}
static void gfx_v9_ring_emit_sb(struct amdgpu_ring *ring)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
amdgpu_ring_write(ring, 0);
}
static void gfx_v9_0_ring_emit_ce_meta(struct amdgpu_ring *ring)
{
struct v9_ce_ib_state ce_payload = {0};
uint64_t csa_addr;
int cnt;
cnt = (sizeof(ce_payload) >> 2) + 4 - 2;
csa_addr = AMDGPU_VA_RESERVED_SIZE - 2 * 4096;
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(2) |
WRITE_DATA_DST_SEL(8) |
WR_CONFIRM) |
WRITE_DATA_CACHE_POLICY(0));
amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
amdgpu_ring_write_multiple(ring, (void *)&ce_payload, sizeof(ce_payload) >> 2);
}
static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring)
{
struct v9_de_ib_state de_payload = {0};
uint64_t csa_addr, gds_addr;
int cnt;
csa_addr = AMDGPU_VA_RESERVED_SIZE - 2 * 4096;
gds_addr = csa_addr + 4096;
de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
cnt = (sizeof(de_payload) >> 2) + 4 - 2;
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
WRITE_DATA_DST_SEL(8) |
WR_CONFIRM) |
WRITE_DATA_CACHE_POLICY(0));
amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
amdgpu_ring_write_multiple(ring, (void *)&de_payload, sizeof(de_payload) >> 2);
}
static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
}
static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
{
uint32_t dw2 = 0;
if (amdgpu_sriov_vf(ring->adev))
gfx_v9_0_ring_emit_ce_meta(ring);
gfx_v9_0_ring_emit_tmz(ring, true);
dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */
if (flags & AMDGPU_HAVE_CTX_SWITCH) {
/* set load_global_config & load_global_uconfig */
dw2 |= 0x8001;
/* set load_cs_sh_regs */
dw2 |= 0x01000000;
/* set load_per_context_state & load_gfx_sh_regs for GFX */
dw2 |= 0x10002;
/* set load_ce_ram if preamble presented */
if (AMDGPU_PREAMBLE_IB_PRESENT & flags)
dw2 |= 0x10000000;
} else {
/* still load_ce_ram if this is the first time preamble presented
* although there is no context switch happens.
*/
if (AMDGPU_PREAMBLE_IB_PRESENT_FIRST & flags)
dw2 |= 0x10000000;
}
amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
amdgpu_ring_write(ring, dw2);
amdgpu_ring_write(ring, 0);
}
static unsigned gfx_v9_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring)
{
unsigned ret;
amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3));
amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr));
amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr));
amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */
ret = ring->wptr & ring->buf_mask;
amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */
return ret;
}
static void gfx_v9_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset)
{
unsigned cur;
BUG_ON(offset > ring->buf_mask);
BUG_ON(ring->ring[offset] != 0x55aa55aa);
cur = (ring->wptr & ring->buf_mask) - 1;
if (likely(cur > offset))
ring->ring[offset] = cur - offset;
else
ring->ring[offset] = (ring->ring_size>>2) - offset + cur;
}
static void gfx_v9_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg)
{
struct amdgpu_device *adev = ring->adev;
amdgpu_ring_write(ring, PACKET3(PACKET3_COPY_DATA, 4));
amdgpu_ring_write(ring, 0 | /* src: register*/
(5 << 8) | /* dst: memory */
(1 << 20)); /* write confirm */
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, lower_32_bits(adev->wb.gpu_addr +
adev->virt.reg_val_offs * 4));
amdgpu_ring_write(ring, upper_32_bits(adev->wb.gpu_addr +
adev->virt.reg_val_offs * 4));
}
static void gfx_v9_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg,
uint32_t val)
{
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
amdgpu_ring_write(ring, (1 << 16)); /* no inc addr */
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, val);
}
static void gfx_v9_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev,
enum amdgpu_interrupt_state state)
{
switch (state) {
case AMDGPU_IRQ_STATE_DISABLE:
case AMDGPU_IRQ_STATE_ENABLE:
WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
TIME_STAMP_INT_ENABLE,
state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
break;
default:
break;
}
}
static void gfx_v9_0_set_compute_eop_interrupt_state(struct amdgpu_device *adev,
int me, int pipe,
enum amdgpu_interrupt_state state)
{
u32 mec_int_cntl, mec_int_cntl_reg;
/*
* amdgpu controls only the first MEC. That's why this function only
* handles the setting of interrupts for this specific MEC. All other
* pipes' interrupts are set by amdkfd.
*/
if (me == 1) {
switch (pipe) {
case 0:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
break;
case 1:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE1_INT_CNTL);
break;
case 2:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE2_INT_CNTL);
break;
case 3:
mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE3_INT_CNTL);
break;
default:
DRM_DEBUG("invalid pipe %d\n", pipe);
return;
}
} else {
DRM_DEBUG("invalid me %d\n", me);
return;
}
switch (state) {
case AMDGPU_IRQ_STATE_DISABLE:
mec_int_cntl = RREG32(mec_int_cntl_reg);
mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
TIME_STAMP_INT_ENABLE, 0);
WREG32(mec_int_cntl_reg, mec_int_cntl);
break;
case AMDGPU_IRQ_STATE_ENABLE:
mec_int_cntl = RREG32(mec_int_cntl_reg);
mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
TIME_STAMP_INT_ENABLE, 1);
WREG32(mec_int_cntl_reg, mec_int_cntl);
break;
default:
break;
}
}
static int gfx_v9_0_set_priv_reg_fault_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
switch (state) {
case AMDGPU_IRQ_STATE_DISABLE:
case AMDGPU_IRQ_STATE_ENABLE:
WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
PRIV_REG_INT_ENABLE,
state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
break;
default:
break;
}
return 0;
}
static int gfx_v9_0_set_priv_inst_fault_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
switch (state) {
case AMDGPU_IRQ_STATE_DISABLE:
case AMDGPU_IRQ_STATE_ENABLE:
WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
PRIV_INSTR_INT_ENABLE,
state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
default:
break;
}
return 0;
}
static int gfx_v9_0_set_eop_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *src,
unsigned type,
enum amdgpu_interrupt_state state)
{
switch (type) {
case AMDGPU_CP_IRQ_GFX_EOP:
gfx_v9_0_set_gfx_eop_interrupt_state(adev, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 0, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 1, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 2, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 3, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 0, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 1, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 2, state);
break;
case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP:
gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 3, state);
break;
default:
break;
}
return 0;
}
static int gfx_v9_0_eop_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
int i;
u8 me_id, pipe_id, queue_id;
struct amdgpu_ring *ring;
DRM_DEBUG("IH: CP EOP\n");
me_id = (entry->ring_id & 0x0c) >> 2;
pipe_id = (entry->ring_id & 0x03) >> 0;
queue_id = (entry->ring_id & 0x70) >> 4;
switch (me_id) {
case 0:
amdgpu_fence_process(&adev->gfx.gfx_ring[0]);
break;
case 1:
case 2:
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
/* Per-queue interrupt is supported for MEC starting from VI.
* The interrupt can only be enabled/disabled per pipe instead of per queue.
*/
if ((ring->me == me_id) && (ring->pipe == pipe_id) && (ring->queue == queue_id))
amdgpu_fence_process(ring);
}
break;
}
return 0;
}
static int gfx_v9_0_priv_reg_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
DRM_ERROR("Illegal register access in command stream\n");
schedule_work(&adev->reset_work);
return 0;
}
static int gfx_v9_0_priv_inst_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
DRM_ERROR("Illegal instruction in command stream\n");
schedule_work(&adev->reset_work);
return 0;
}
static int gfx_v9_0_kiq_set_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *src,
unsigned int type,
enum amdgpu_interrupt_state state)
{
uint32_t tmp, target;
struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
if (ring->me == 1)
target = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
else
target = SOC15_REG_OFFSET(GC, 0, mmCP_ME2_PIPE0_INT_CNTL);
target += ring->pipe;
switch (type) {
case AMDGPU_CP_KIQ_IRQ_DRIVER0:
if (state == AMDGPU_IRQ_STATE_DISABLE) {
tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
GENERIC2_INT_ENABLE, 0);
WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
tmp = RREG32(target);
tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
GENERIC2_INT_ENABLE, 0);
WREG32(target, tmp);
} else {
tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
GENERIC2_INT_ENABLE, 1);
WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
tmp = RREG32(target);
tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
GENERIC2_INT_ENABLE, 1);
WREG32(target, tmp);
}
break;
default:
BUG(); /* kiq only support GENERIC2_INT now */
break;
}
return 0;
}
static int gfx_v9_0_kiq_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
u8 me_id, pipe_id, queue_id;
struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
me_id = (entry->ring_id & 0x0c) >> 2;
pipe_id = (entry->ring_id & 0x03) >> 0;
queue_id = (entry->ring_id & 0x70) >> 4;
DRM_DEBUG("IH: CPC GENERIC2_INT, me:%d, pipe:%d, queue:%d\n",
me_id, pipe_id, queue_id);
amdgpu_fence_process(ring);
return 0;
}
static const struct amd_ip_funcs gfx_v9_0_ip_funcs = {
.name = "gfx_v9_0",
.early_init = gfx_v9_0_early_init,
.late_init = gfx_v9_0_late_init,
.sw_init = gfx_v9_0_sw_init,
.sw_fini = gfx_v9_0_sw_fini,
.hw_init = gfx_v9_0_hw_init,
.hw_fini = gfx_v9_0_hw_fini,
.suspend = gfx_v9_0_suspend,
.resume = gfx_v9_0_resume,
.is_idle = gfx_v9_0_is_idle,
.wait_for_idle = gfx_v9_0_wait_for_idle,
.soft_reset = gfx_v9_0_soft_reset,
.set_clockgating_state = gfx_v9_0_set_clockgating_state,
.set_powergating_state = gfx_v9_0_set_powergating_state,
.get_clockgating_state = gfx_v9_0_get_clockgating_state,
};
static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
.type = AMDGPU_RING_TYPE_GFX,
.align_mask = 0xff,
.nop = PACKET3(PACKET3_NOP, 0x3FFF),
.support_64bit_ptrs = true,
.vmhub = AMDGPU_GFXHUB,
.get_rptr = gfx_v9_0_ring_get_rptr_gfx,
.get_wptr = gfx_v9_0_ring_get_wptr_gfx,
.set_wptr = gfx_v9_0_ring_set_wptr_gfx,
.emit_frame_size = /* totally 242 maximum if 16 IBs */
5 + /* COND_EXEC */
7 + /* PIPELINE_SYNC */
24 + /* VM_FLUSH */
8 + /* FENCE for VM_FLUSH */
20 + /* GDS switch */
4 + /* double SWITCH_BUFFER,
the first COND_EXEC jump to the place just
prior to this double SWITCH_BUFFER */
5 + /* COND_EXEC */
7 + /* HDP_flush */
4 + /* VGT_flush */
14 + /* CE_META */
31 + /* DE_META */
3 + /* CNTX_CTRL */
5 + /* HDP_INVL */
8 + 8 + /* FENCE x2 */
2, /* SWITCH_BUFFER */
.emit_ib_size = 4, /* gfx_v9_0_ring_emit_ib_gfx */
.emit_ib = gfx_v9_0_ring_emit_ib_gfx,
.emit_fence = gfx_v9_0_ring_emit_fence,
.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
.emit_hdp_invalidate = gfx_v9_0_ring_emit_hdp_invalidate,
.test_ring = gfx_v9_0_ring_test_ring,
.test_ib = gfx_v9_0_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.pad_ib = amdgpu_ring_generic_pad_ib,
.emit_switch_buffer = gfx_v9_ring_emit_sb,
.emit_cntxcntl = gfx_v9_ring_emit_cntxcntl,
.init_cond_exec = gfx_v9_0_ring_emit_init_cond_exec,
.patch_cond_exec = gfx_v9_0_ring_emit_patch_cond_exec,
.emit_tmz = gfx_v9_0_ring_emit_tmz,
};
static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
.type = AMDGPU_RING_TYPE_COMPUTE,
.align_mask = 0xff,
.nop = PACKET3(PACKET3_NOP, 0x3FFF),
.support_64bit_ptrs = true,
.vmhub = AMDGPU_GFXHUB,
.get_rptr = gfx_v9_0_ring_get_rptr_compute,
.get_wptr = gfx_v9_0_ring_get_wptr_compute,
.set_wptr = gfx_v9_0_ring_set_wptr_compute,
.emit_frame_size =
20 + /* gfx_v9_0_ring_emit_gds_switch */
7 + /* gfx_v9_0_ring_emit_hdp_flush */
5 + /* gfx_v9_0_ring_emit_hdp_invalidate */
7 + /* gfx_v9_0_ring_emit_pipeline_sync */
24 + /* gfx_v9_0_ring_emit_vm_flush */
8 + 8 + 8, /* gfx_v9_0_ring_emit_fence x3 for user fence, vm fence */
.emit_ib_size = 4, /* gfx_v9_0_ring_emit_ib_compute */
.emit_ib = gfx_v9_0_ring_emit_ib_compute,
.emit_fence = gfx_v9_0_ring_emit_fence,
.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
.emit_hdp_invalidate = gfx_v9_0_ring_emit_hdp_invalidate,
.test_ring = gfx_v9_0_ring_test_ring,
.test_ib = gfx_v9_0_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.pad_ib = amdgpu_ring_generic_pad_ib,
};
static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {
.type = AMDGPU_RING_TYPE_KIQ,
.align_mask = 0xff,
.nop = PACKET3(PACKET3_NOP, 0x3FFF),
.support_64bit_ptrs = true,
.vmhub = AMDGPU_GFXHUB,
.get_rptr = gfx_v9_0_ring_get_rptr_compute,
.get_wptr = gfx_v9_0_ring_get_wptr_compute,
.set_wptr = gfx_v9_0_ring_set_wptr_compute,
.emit_frame_size =
20 + /* gfx_v9_0_ring_emit_gds_switch */
7 + /* gfx_v9_0_ring_emit_hdp_flush */
5 + /* gfx_v9_0_ring_emit_hdp_invalidate */
7 + /* gfx_v9_0_ring_emit_pipeline_sync */
24 + /* gfx_v9_0_ring_emit_vm_flush */
8 + 8 + 8, /* gfx_v9_0_ring_emit_fence_kiq x3 for user fence, vm fence */
.emit_ib_size = 4, /* gfx_v9_0_ring_emit_ib_compute */
.emit_ib = gfx_v9_0_ring_emit_ib_compute,
.emit_fence = gfx_v9_0_ring_emit_fence_kiq,
.test_ring = gfx_v9_0_ring_test_ring,
.test_ib = gfx_v9_0_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.pad_ib = amdgpu_ring_generic_pad_ib,
.emit_rreg = gfx_v9_0_ring_emit_rreg,
.emit_wreg = gfx_v9_0_ring_emit_wreg,
};
static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev)
{
int i;
adev->gfx.kiq.ring.funcs = &gfx_v9_0_ring_funcs_kiq;
for (i = 0; i < adev->gfx.num_gfx_rings; i++)
adev->gfx.gfx_ring[i].funcs = &gfx_v9_0_ring_funcs_gfx;
for (i = 0; i < adev->gfx.num_compute_rings; i++)
adev->gfx.compute_ring[i].funcs = &gfx_v9_0_ring_funcs_compute;
}
static const struct amdgpu_irq_src_funcs gfx_v9_0_kiq_irq_funcs = {
.set = gfx_v9_0_kiq_set_interrupt_state,
.process = gfx_v9_0_kiq_irq,
};
static const struct amdgpu_irq_src_funcs gfx_v9_0_eop_irq_funcs = {
.set = gfx_v9_0_set_eop_interrupt_state,
.process = gfx_v9_0_eop_irq,
};
static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_reg_irq_funcs = {
.set = gfx_v9_0_set_priv_reg_fault_state,
.process = gfx_v9_0_priv_reg_irq,
};
static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_inst_irq_funcs = {
.set = gfx_v9_0_set_priv_inst_fault_state,
.process = gfx_v9_0_priv_inst_irq,
};
static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev)
{
adev->gfx.eop_irq.num_types = AMDGPU_CP_IRQ_LAST;
adev->gfx.eop_irq.funcs = &gfx_v9_0_eop_irq_funcs;
adev->gfx.priv_reg_irq.num_types = 1;
adev->gfx.priv_reg_irq.funcs = &gfx_v9_0_priv_reg_irq_funcs;
adev->gfx.priv_inst_irq.num_types = 1;
adev->gfx.priv_inst_irq.funcs = &gfx_v9_0_priv_inst_irq_funcs;
adev->gfx.kiq.irq.num_types = AMDGPU_CP_KIQ_IRQ_LAST;
adev->gfx.kiq.irq.funcs = &gfx_v9_0_kiq_irq_funcs;
}
static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev)
{
switch (adev->asic_type) {
case CHIP_VEGA10:
case CHIP_RAVEN:
adev->gfx.rlc.funcs = &gfx_v9_0_rlc_funcs;
break;
default:
break;
}
}
static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev)
{
/* init asci gds info */
adev->gds.mem.total_size = RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
adev->gds.gws.total_size = 64;
adev->gds.oa.total_size = 16;
if (adev->gds.mem.total_size == 64 * 1024) {
adev->gds.mem.gfx_partition_size = 4096;
adev->gds.mem.cs_partition_size = 4096;
adev->gds.gws.gfx_partition_size = 4;
adev->gds.gws.cs_partition_size = 4;
adev->gds.oa.gfx_partition_size = 4;
adev->gds.oa.cs_partition_size = 1;
} else {
adev->gds.mem.gfx_partition_size = 1024;
adev->gds.mem.cs_partition_size = 1024;
adev->gds.gws.gfx_partition_size = 16;
adev->gds.gws.cs_partition_size = 16;
adev->gds.oa.gfx_partition_size = 4;
adev->gds.oa.cs_partition_size = 4;
}
}
static void gfx_v9_0_set_user_cu_inactive_bitmap(struct amdgpu_device *adev,
u32 bitmap)
{
u32 data;
if (!bitmap)
return;
data = bitmap << GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
data &= GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
WREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG, data);
}
static u32 gfx_v9_0_get_cu_active_bitmap(struct amdgpu_device *adev)
{
u32 data, mask;
data = RREG32_SOC15(GC, 0, mmCC_GC_SHADER_ARRAY_CONFIG);
data |= RREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG);
data &= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
data >>= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_cu_per_sh);
return (~data) & mask;
}
static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
struct amdgpu_cu_info *cu_info)
{
int i, j, k, counter, active_cu_number = 0;
u32 mask, bitmap, ao_bitmap, ao_cu_mask = 0;
unsigned disable_masks[4 * 2];
if (!adev || !cu_info)
return -EINVAL;
amdgpu_gfx_parse_disable_cu(disable_masks, 4, 2);
mutex_lock(&adev->grbm_idx_mutex);
for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
mask = 1;
ao_bitmap = 0;
counter = 0;
gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
if (i < 4 && j < 2)
gfx_v9_0_set_user_cu_inactive_bitmap(
adev, disable_masks[i * 2 + j]);
bitmap = gfx_v9_0_get_cu_active_bitmap(adev);
cu_info->bitmap[i][j] = bitmap;
for (k = 0; k < adev->gfx.config.max_cu_per_sh; k ++) {
if (bitmap & mask) {
if (counter < adev->gfx.config.max_cu_per_sh)
ao_bitmap |= mask;
counter ++;
}
mask <<= 1;
}
active_cu_number += counter;
if (i < 2 && j < 2)
ao_cu_mask |= (ao_bitmap << (i * 16 + j * 8));
cu_info->ao_cu_bitmap[i][j] = ao_bitmap;
}
}
gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
mutex_unlock(&adev->grbm_idx_mutex);
cu_info->number = active_cu_number;
cu_info->ao_cu_mask = ao_cu_mask;
return 0;
}
const struct amdgpu_ip_block_version gfx_v9_0_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_GFX,
.major = 9,
.minor = 0,
.rev = 0,
.funcs = &gfx_v9_0_ip_funcs,
};
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