renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-30 08:04:13 +08:00
Code

drm fixes for 5.3-rc7

Browse Source 
amdgpu:
 - Fix GFXOFF regression for PCO and RV2
 - Fix missing fence reference
 - Fix VG20 power readings on certain SMU firmware versions
 - Fix dpm level setup for VG20
 - Add an ATPX laptop quirk
 
 i915:
 - Fix DP MST max BPC property creation after DRM register
 - Fix unused ggtt deballooning and NULL dereference in guest
 - Fix DSC eDP transcoder identification
 - Fix WARN from DMA API debug by setting DMA max segment size
 
 qxl:
 - Make qxl reservel the vga ports using vgaargb to prevent switching to vga compatibility mode.
 
 omap:
 - Fix omap port lookup for SDI output
 
 virtio:
 - Use virtio_max_dma_size to fix an issue with swiotlb.
 
 komeda:
 - Compiler fixes to komeda.
 - Add missing of_node_get() call in komeda.
 - Reorder the komeda de-init functions.
 -----BEGIN PGP SIGNATURE-----
 
 iQIcBAABAgAGBQJdaIIyAAoJEAx081l5xIa+3l0QAIe8d+rN8YdSMoVMlh/GlPGG
 fHW7y2zAQyMyeOJs6dBhzUB1vO+aPF8+czplmbYU1optKj+XIdT6osqmdoeUBVrK
 0mSRjEQrEwMXKTnFWxyOMnFVGC84DW7pR8U6QiyEkXECThccoGaD0cKM5vFyOQr6
 ALuzxJUW/1LNO2795ebVytqG4oq934NxeqFIG9f6Axa9VGLUG9Leq8hMQKXVvQbP
 AkHg2m+96MIHSXponYuZkxr8A9E261Sr5lX0ZsEPgoZwqKXr7n92uinfOPhClAlH
 u9ArBqHgL/YgncpXnAlOUybrP35e7GLMUZTuGGJtL2lcNVH3T6zqzPovFX880sNL
 1r6LkrxyEY8Y6GgNeHowQZFtC4LECyl8njLHyEvBD4zsxtLAPnpM9uZQXLu/iB8c
 9wX5Fby+LZbfMGyH8touv2MNPBglDntV1SRj/FSZnuxI8eUGNbL4wIJMibwOT+kS
 Zg/60IPVIQYz9mmAuJqCtjy7xCl/MQDSzhp9aZqkB1i6CAIfnRhVaSgOTOgYFPC6
 K/x7Mo8dc048h5Ud7t9FbxFR0d3509oOEWlu0dFthOdmnyO7MA+utX/3/pdhY17q
 ATbEAhmt7EB2llSNKUII46CH/Z+gTv9E/wauXyqH0+m52HZntWPZDBkiOnMUGZsk
 5gW5OoAOZ4WUGQ9ts5qc
 =4KLA
 -----END PGP SIGNATURE-----

Merge tag 'drm-fixes-2019-08-30' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Nothing too crazy, there's probably more patches than I'd like at this
  stage, but they are all pretty self contained:

  amdgpu:
   - Fix GFXOFF regression for PCO and RV2
   - Fix missing fence reference
   - Fix VG20 power readings on certain SMU firmware versions
   - Fix dpm level setup for VG20
   - Add an ATPX laptop quirk

  i915:
   - Fix DP MST max BPC property creation after DRM register
   - Fix unused ggtt deballooning and NULL dereference in guest
   - Fix DSC eDP transcoder identification
   - Fix WARN from DMA API debug by setting DMA max segment size

  qxl:
   - Make qxl reservel the vga ports using vgaargb to prevent switching to vga compatibility mode.

  omap:
   - Fix omap port lookup for SDI output

  virtio:
   - Use virtio_max_dma_size to fix an issue with swiotlb.

  komeda:
   - Compiler fixes to komeda.
   - Add missing of_node_get() call in komeda.
   - Reorder the komeda de-init functions"

* tag 'drm-fixes-2019-08-30' of git://anongit.freedesktop.org/drm/drm:
  drm/komeda: Reordered the komeda's de-init functions
  drm/amdgpu: fix GFXOFF on Picasso and Raven2
  drm/amdgpu: Add APTX quirk for Dell Latitude 5495
  drm/amd/powerplay: correct Vega20 dpm level related settings
  drm/i915: Call dma_set_max_seg_size() in i915_driver_hw_probe()
  drm/i915/dp: Fix DSC enable code to use cpu_transcoder instead of encoder->type
  drm/i915: Don't deballoon unused ggtt drm_mm_node in linux guest
  drm/i915: Do not create a new max_bpc prop for MST connectors
  drm/powerplay: Fix Vega20 power reading again
  drm/powerplay: Fix Vega20 Average Power value v4
  drm/amdgpu: fix dma_fence_wait without reference
  drm/komeda: Add missing of_node_get() call
  drm/komeda: Clean warning 'komeda_component_add' might be a candidate for 'gnu_printf'
  drm/komeda: Fix warning -Wunused-but-set-variable
  drm/komeda: Fix error: not allocating enough data 1592 vs 1584
  drm/virtio: use virtio_max_dma_size
  drm/omap: Fix port lookup for SDI output
  drm/qxl: get vga ioports
This commit is contained in:
Linus Torvalds 2019-08-30 08:21:24 -07:00
commit f69f199271
16 changed files with 161 additions and 47 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
View File

@ -574,6 +574,7 @@ static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = {
{ 0x1002, 0x6900, 0x1002, 0x0124, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x1028, 0x0813, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x699f, 0x1028, 0x0814, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x1025, 0x125A, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x17AA, 0x3806, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0, 0, 0, 0, 0 },

27
drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
View File

@ -534,21 +534,24 @@ int amdgpu_ctx_wait_prev_fence(struct amdgpu_ctx *ctx,
struct drm_sched_entity *entity)
{
struct amdgpu_ctx_entity *centity = to_amdgpu_ctx_entity(entity);
unsigned idx = centity->sequence & (amdgpu_sched_jobs - 1);
struct dma_fence *other = centity->fences[idx];
struct dma_fence *other;
unsigned idx;
long r;
if (other) {
signed long r;
r = dma_fence_wait(other, true);
if (r < 0) {
if (r != -ERESTARTSYS)
DRM_ERROR("Error (%ld) waiting for fence!\n", r);
spin_lock(&ctx->ring_lock);
idx = centity->sequence & (amdgpu_sched_jobs - 1);
other = dma_fence_get(centity->fences[idx]);
spin_unlock(&ctx->ring_lock);
return r;
}
}
if (!other)
return 0;
return 0;
r = dma_fence_wait(other, true);
if (r < 0 && r != -ERESTARTSYS)
DRM_ERROR("Error (%ld) waiting for fence!\n", r);
dma_fence_put(other);
return r;
}
void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr)

14
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
View File

@ -596,14 +596,14 @@ static void gfx_v9_0_check_if_need_gfxoff(struct amdgpu_device *adev)
case CHIP_VEGA20:
break;
case CHIP_RAVEN:
if (adev->rev_id >= 0x8 || adev->pdev->device == 0x15d8)
break;
if ((adev->gfx.rlc_fw_version != 106 &&
adev->gfx.rlc_fw_version < 531) ||
(adev->gfx.rlc_fw_version == 53815) ||
(adev->gfx.rlc_feature_version < 1) ||
!adev->gfx.rlc.is_rlc_v2_1)
if (!(adev->rev_id >= 0x8 || adev->pdev->device == 0x15d8)
&&((adev->gfx.rlc_fw_version != 106 &&
adev->gfx.rlc_fw_version < 531) ||
(adev->gfx.rlc_fw_version == 53815) ||
(adev->gfx.rlc_feature_version < 1) ||
!adev->gfx.rlc.is_rlc_v2_1))
adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
if (adev->pm.pp_feature & PP_GFXOFF_MASK)
adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_CP |

66
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
View File

@ -2101,7 +2101,11 @@ static int vega20_get_gpu_power(struct pp_hwmgr *hwmgr,
if (ret)
return ret;
*query = metrics_table.CurrSocketPower << 8;
/* For the 40.46 release, they changed the value name */
if (hwmgr->smu_version == 0x282e00)
*query = metrics_table.AverageSocketPower << 8;
else
*query = metrics_table.CurrSocketPower << 8;
return ret;
}
@ -2349,12 +2353,16 @@ static int vega20_force_dpm_highest(struct pp_hwmgr *hwmgr)
data->dpm_table.soc_table.dpm_state.soft_max_level =
data->dpm_table.soc_table.dpm_levels[soft_level].value;
ret = vega20_upload_dpm_min_level(hwmgr, 0xFFFFFFFF);
ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
FEATURE_DPM_UCLK_MASK |
FEATURE_DPM_SOCCLK_MASK);
PP_ASSERT_WITH_CODE(!ret,
"Failed to upload boot level to highest!",
return ret);
ret = vega20_upload_dpm_max_level(hwmgr, 0xFFFFFFFF);
ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
FEATURE_DPM_UCLK_MASK |
FEATURE_DPM_SOCCLK_MASK);
PP_ASSERT_WITH_CODE(!ret,
"Failed to upload dpm max level to highest!",
return ret);
@ -2387,12 +2395,16 @@ static int vega20_force_dpm_lowest(struct pp_hwmgr *hwmgr)
data->dpm_table.soc_table.dpm_state.soft_max_level =
data->dpm_table.soc_table.dpm_levels[soft_level].value;
ret = vega20_upload_dpm_min_level(hwmgr, 0xFFFFFFFF);
ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
FEATURE_DPM_UCLK_MASK |
FEATURE_DPM_SOCCLK_MASK);
PP_ASSERT_WITH_CODE(!ret,
"Failed to upload boot level to highest!",
return ret);
ret = vega20_upload_dpm_max_level(hwmgr, 0xFFFFFFFF);
ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
FEATURE_DPM_UCLK_MASK |
FEATURE_DPM_SOCCLK_MASK);
PP_ASSERT_WITH_CODE(!ret,
"Failed to upload dpm max level to highest!",
return ret);
@ -2403,14 +2415,54 @@ static int vega20_force_dpm_lowest(struct pp_hwmgr *hwmgr)
static int vega20_unforce_dpm_levels(struct pp_hwmgr *hwmgr)
{
struct vega20_hwmgr *data =
(struct vega20_hwmgr *)(hwmgr->backend);
uint32_t soft_min_level, soft_max_level;
int ret = 0;
ret = vega20_upload_dpm_min_level(hwmgr, 0xFFFFFFFF);
/* gfxclk soft min/max settings */
soft_min_level =
vega20_find_lowest_dpm_level(&(data->dpm_table.gfx_table));
soft_max_level =
vega20_find_highest_dpm_level(&(data->dpm_table.gfx_table));
data->dpm_table.gfx_table.dpm_state.soft_min_level =
data->dpm_table.gfx_table.dpm_levels[soft_min_level].value;
data->dpm_table.gfx_table.dpm_state.soft_max_level =
data->dpm_table.gfx_table.dpm_levels[soft_max_level].value;
/* uclk soft min/max settings */
soft_min_level =
vega20_find_lowest_dpm_level(&(data->dpm_table.mem_table));
soft_max_level =
vega20_find_highest_dpm_level(&(data->dpm_table.mem_table));
data->dpm_table.mem_table.dpm_state.soft_min_level =
data->dpm_table.mem_table.dpm_levels[soft_min_level].value;
data->dpm_table.mem_table.dpm_state.soft_max_level =
data->dpm_table.mem_table.dpm_levels[soft_max_level].value;
/* socclk soft min/max settings */
soft_min_level =
vega20_find_lowest_dpm_level(&(data->dpm_table.soc_table));
soft_max_level =
vega20_find_highest_dpm_level(&(data->dpm_table.soc_table));
data->dpm_table.soc_table.dpm_state.soft_min_level =
data->dpm_table.soc_table.dpm_levels[soft_min_level].value;
data->dpm_table.soc_table.dpm_state.soft_max_level =
data->dpm_table.soc_table.dpm_levels[soft_max_level].value;
ret = vega20_upload_dpm_min_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
FEATURE_DPM_UCLK_MASK |
FEATURE_DPM_SOCCLK_MASK);
PP_ASSERT_WITH_CODE(!ret,
"Failed to upload DPM Bootup Levels!",
return ret);
ret = vega20_upload_dpm_max_level(hwmgr, 0xFFFFFFFF);
ret = vega20_upload_dpm_max_level(hwmgr, FEATURE_DPM_GFXCLK_MASK |
FEATURE_DPM_UCLK_MASK |
FEATURE_DPM_SOCCLK_MASK);
PP_ASSERT_WITH_CODE(!ret,
"Failed to upload DPM Max Levels!",
return ret);

11
drivers/gpu/drm/amd/powerplay/vega20_ppt.c
View File

@ -3050,6 +3050,7 @@ static int vega20_get_fan_speed_percent(struct smu_context *smu,
static int vega20_get_gpu_power(struct smu_context *smu, uint32_t *value)
{
uint32_t smu_version;
int ret = 0;
SmuMetrics_t metrics;
@ -3060,7 +3061,15 @@ static int vega20_get_gpu_power(struct smu_context *smu, uint32_t *value)
if (ret)
return ret;
*value = metrics.CurrSocketPower << 8;
ret = smu_get_smc_version(smu, NULL, &smu_version);
if (ret)
return ret;
/* For the 40.46 release, they changed the value name */
if (smu_version == 0x282e00)
*value = metrics.AverageSocketPower << 8;
else
*value = metrics.CurrSocketPower << 8;
return 0;
}

2
drivers/gpu/drm/arm/display/komeda/komeda_dev.c
View File

@ -127,7 +127,7 @@ static int komeda_parse_pipe_dt(struct komeda_dev *mdev, struct device_node *np)
pipe->of_output_port =
of_graph_get_port_by_id(np, KOMEDA_OF_PORT_OUTPUT);
pipe->of_node = np;
pipe->of_node = of_node_get(np);
return 0;
}

29
drivers/gpu/drm/arm/display/komeda/komeda_kms.c
View File

@ -14,8 +14,8 @@
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_irq.h>
#include <drm/drm_vblank.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_vblank.h>
#include "komeda_dev.h"
#include "komeda_framebuffer.h"
@ -147,7 +147,6 @@ static int komeda_crtc_normalize_zpos(struct drm_crtc *crtc,
struct komeda_crtc_state *kcrtc_st = to_kcrtc_st(crtc_st);
struct komeda_plane_state *kplane_st;
struct drm_plane_state *plane_st;
struct drm_framebuffer *fb;
struct drm_plane *plane;
struct list_head zorder_list;
int order = 0, err;
@ -173,7 +172,6 @@ static int komeda_crtc_normalize_zpos(struct drm_crtc *crtc,
list_for_each_entry(kplane_st, &zorder_list, zlist_node) {
plane_st = &kplane_st->base;
fb = plane_st->fb;
plane = plane_st->plane;
plane_st->normalized_zpos = order++;
@ -206,7 +204,7 @@ static int komeda_kms_check(struct drm_device *dev,
struct drm_atomic_state *state)
{
struct drm_crtc *crtc;
struct drm_crtc_state *old_crtc_st, *new_crtc_st;
struct drm_crtc_state *new_crtc_st;
int i, err;
err = drm_atomic_helper_check_modeset(dev, state);
@ -217,7 +215,7 @@ static int komeda_kms_check(struct drm_device *dev,
* so need to add all affected_planes (even unchanged) to
* drm_atomic_state.
*/
for_each_oldnew_crtc_in_state(state, crtc, old_crtc_st, new_crtc_st, i) {
for_each_new_crtc_in_state(state, crtc, new_crtc_st, i) {
err = drm_atomic_add_affected_planes(state, crtc);
if (err)
return err;
@ -308,11 +306,11 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
komeda_kms_irq_handler, IRQF_SHARED,
drm->driver->name, drm);
if (err)
goto cleanup_mode_config;
goto free_component_binding;
err = mdev->funcs->enable_irq(mdev);
if (err)
goto cleanup_mode_config;
goto free_component_binding;
drm->irq_enabled = true;
@ -320,15 +318,21 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
err = drm_dev_register(drm, 0);
if (err)
goto cleanup_mode_config;
goto free_interrupts;
return kms;
cleanup_mode_config:
free_interrupts:
drm_kms_helper_poll_fini(drm);
drm->irq_enabled = false;
mdev->funcs->disable_irq(mdev);
free_component_binding:
component_unbind_all(mdev->dev, drm);
cleanup_mode_config:
drm_mode_config_cleanup(drm);
komeda_kms_cleanup_private_objs(kms);
drm->dev_private = NULL;
drm_dev_put(drm);
free_kms:
kfree(kms);
return ERR_PTR(err);
@ -339,13 +343,14 @@ void komeda_kms_detach(struct komeda_kms_dev *kms)
struct drm_device *drm = &kms->base;
struct komeda_dev *mdev = drm->dev_private;
drm->irq_enabled = false;
mdev->funcs->disable_irq(mdev);
drm_dev_unregister(drm);
drm_kms_helper_poll_fini(drm);
drm_atomic_helper_shutdown(drm);
drm->irq_enabled = false;
mdev->funcs->disable_irq(mdev);
component_unbind_all(mdev->dev, drm);
komeda_kms_cleanup_private_objs(kms);
drm_mode_config_cleanup(drm);
komeda_kms_cleanup_private_objs(kms);
drm->dev_private = NULL;
drm_dev_put(drm);
}

1
drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h
View File

@ -480,6 +480,7 @@ void komeda_pipeline_dump_register(struct komeda_pipeline *pipe,
struct seq_file *sf);
/* component APIs */
extern __printf(10, 11)
struct komeda_component *
komeda_component_add(struct komeda_pipeline *pipe,
size_t comp_sz, u32 id, u32 hw_id,

2
drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c
View File

@ -148,7 +148,7 @@ static int komeda_wb_connector_add(struct komeda_kms_dev *kms,
if (!kcrtc->master->wb_layer)
return 0;
kwb_conn = kzalloc(sizeof(*wb_conn), GFP_KERNEL);
kwb_conn = kzalloc(sizeof(*kwb_conn), GFP_KERNEL);
if (!kwb_conn)
return -ENOMEM;

10
drivers/gpu/drm/i915/display/intel_dp_mst.c
View File

@ -539,7 +539,15 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
intel_attach_force_audio_property(connector);
intel_attach_broadcast_rgb_property(connector);
drm_connector_attach_max_bpc_property(connector, 6, 12);
/*
* Reuse the prop from the SST connector because we're
* not allowed to create new props after device registration.
*/
connector->max_bpc_property =
intel_dp->attached_connector->base.max_bpc_property;
if (connector->max_bpc_property)
drm_connector_attach_max_bpc_property(connector, 6, 12);
return connector;

2
drivers/gpu/drm/i915/display/intel_vdsc.c
View File

@ -541,7 +541,7 @@ static void intel_configure_pps_for_dsc_encoder(struct intel_encoder *encoder,
pps_val |= DSC_PIC_HEIGHT(vdsc_cfg->pic_height) |
DSC_PIC_WIDTH(vdsc_cfg->pic_width / num_vdsc_instances);
DRM_INFO("PPS2 = 0x%08x\n", pps_val);
if (encoder->type == INTEL_OUTPUT_EDP) {
if (cpu_transcoder == TRANSCODER_EDP) {
I915_WRITE(DSCA_PICTURE_PARAMETER_SET_2, pps_val);
/*
* If 2 VDSC instances are needed, configure PPS for second

6
drivers/gpu/drm/i915/i915_drv.c
View File

@ -1598,6 +1598,12 @@ static int i915_driver_init_hw(struct drm_i915_private *dev_priv)
pci_set_master(pdev);
/*
* We don't have a max segment size, so set it to the max so sg's
* debugging layer doesn't complain
*/
dma_set_max_seg_size(&pdev->dev, UINT_MAX);
/* overlay on gen2 is broken and can't address above 1G */
if (IS_GEN(dev_priv, 2)) {
ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(30));

3
drivers/gpu/drm/i915/i915_vgpu.c
View File

@ -101,6 +101,9 @@ static struct _balloon_info_ bl_info;
static void vgt_deballoon_space(struct i915_ggtt *ggtt,
struct drm_mm_node *node)
{
if (!drm_mm_node_allocated(node))
return;
DRM_DEBUG_DRIVER("deballoon space: range [0x%llx - 0x%llx] %llu KiB.\n",
node->start,
node->start + node->size,

4
drivers/gpu/drm/omapdrm/dss/output.c
View File

@ -4,6 +4,7 @@
* Author: Archit Taneja <archit@ti.com>
*/
#include <linux/bitops.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
@ -20,7 +21,8 @@ int omapdss_device_init_output(struct omap_dss_device *out)
{
struct device_node *remote_node;
remote_node = of_graph_get_remote_node(out->dev->of_node, 0, 0);
remote_node = of_graph_get_remote_node(out->dev->of_node,
ffs(out->of_ports) - 1, 0);
if (!remote_node) {
dev_dbg(out->dev, "failed to find video sink\n");
return 0;

20
drivers/gpu/drm/qxl/qxl_drv.c
View File

@ -59,6 +59,11 @@ module_param_named(num_heads, qxl_num_crtc, int, 0400);
static struct drm_driver qxl_driver;
static struct pci_driver qxl_pci_driver;
static bool is_vga(struct pci_dev *pdev)
{
return pdev->class == PCI_CLASS_DISPLAY_VGA << 8;
}
static int
qxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
@ -83,9 +88,17 @@ qxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ret)
goto disable_pci;
if (is_vga(pdev)) {
ret = vga_get_interruptible(pdev, VGA_RSRC_LEGACY_IO);
if (ret) {
DRM_ERROR("can't get legacy vga ioports\n");
goto disable_pci;
}
}
ret = qxl_device_init(qdev, &qxl_driver, pdev);
if (ret)
goto disable_pci;
goto put_vga;
ret = qxl_modeset_init(qdev);
if (ret)
@ -105,6 +118,9 @@ modeset_cleanup:
qxl_modeset_fini(qdev);
unload:
qxl_device_fini(qdev);
put_vga:
if (is_vga(pdev))
vga_put(pdev, VGA_RSRC_LEGACY_IO);
disable_pci:
pci_disable_device(pdev);
free_dev:
@ -122,6 +138,8 @@ qxl_pci_remove(struct pci_dev *pdev)
qxl_modeset_fini(qdev);
qxl_device_fini(qdev);
if (is_vga(pdev))
vga_put(pdev, VGA_RSRC_LEGACY_IO);
dev->dev_private = NULL;
kfree(qdev);

10
drivers/gpu/drm/virtio/virtgpu_object.c
View File

@ -204,6 +204,7 @@ int virtio_gpu_object_get_sg_table(struct virtio_gpu_device *qdev,
.interruptible = false,
.no_wait_gpu = false
};
size_t max_segment;
/* wtf swapping */
if (bo->pages)
@ -215,8 +216,13 @@ int virtio_gpu_object_get_sg_table(struct virtio_gpu_device *qdev,
if (!bo->pages)
goto out;
ret = sg_alloc_table_from_pages(bo->pages, pages, nr_pages, 0,
nr_pages << PAGE_SHIFT, GFP_KERNEL);
max_segment = virtio_max_dma_size(qdev->vdev);
max_segment &= PAGE_MASK;
if (max_segment > SCATTERLIST_MAX_SEGMENT)
max_segment = SCATTERLIST_MAX_SEGMENT;
ret = __sg_alloc_table_from_pages(bo->pages, pages, nr_pages, 0,
nr_pages << PAGE_SHIFT,
max_segment, GFP_KERNEL);
if (ret)
goto out;
return 0;