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c36bd4a7ce
linux/drivers/net/ethernet/intel/i40e/i40e_common.c
Mitch Williams c36bd4a7ce i40e: use assignment instead of memcpy 
These instances were found by coccinelle/spatch, and can
use struct assignment instead of memcpy.

Change-ID: Idc23c3599241bf8a658bda18c80417af3fbfee66
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-01-10 16:30:31 -08:00

2179 lines
63 KiB
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/*******************************************************************************
*
* Intel Ethernet Controller XL710 Family Linux Driver
* Copyright(c) 2013 - 2014 Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*
* The full GNU General Public License is included in this distribution in
* the file called "COPYING".
*
* Contact Information:
* e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
******************************************************************************/
#include "i40e_type.h"
#include "i40e_adminq.h"
#include "i40e_prototype.h"
#include "i40e_virtchnl.h"
/**
* i40e_set_mac_type - Sets MAC type
* @hw: pointer to the HW structure
*
* This function sets the mac type of the adapter based on the
* vendor ID and device ID stored in the hw structure.
**/
static i40e_status i40e_set_mac_type(struct i40e_hw *hw)
{
i40e_status status = 0;
if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
switch (hw->device_id) {
case I40E_SFP_XL710_DEVICE_ID:
case I40E_SFP_X710_DEVICE_ID:
case I40E_QEMU_DEVICE_ID:
case I40E_KX_A_DEVICE_ID:
case I40E_KX_B_DEVICE_ID:
case I40E_KX_C_DEVICE_ID:
case I40E_KX_D_DEVICE_ID:
case I40E_QSFP_A_DEVICE_ID:
case I40E_QSFP_B_DEVICE_ID:
case I40E_QSFP_C_DEVICE_ID:
hw->mac.type = I40E_MAC_XL710;
break;
case I40E_VF_DEVICE_ID:
case I40E_VF_HV_DEVICE_ID:
hw->mac.type = I40E_MAC_VF;
break;
default:
hw->mac.type = I40E_MAC_GENERIC;
break;
}
} else {
status = I40E_ERR_DEVICE_NOT_SUPPORTED;
}
hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
hw->mac.type, status);
return status;
}
/**
* i40e_debug_aq
* @hw: debug mask related to admin queue
* @cap: pointer to adminq command descriptor
* @buffer: pointer to command buffer
*
* Dumps debug log about adminq command with descriptor contents.
**/
void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
void *buffer)
{
struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
u8 *aq_buffer = (u8 *)buffer;
u32 data[4];
u32 i = 0;
if ((!(mask & hw->debug_mask)) || (desc == NULL))
return;
i40e_debug(hw, mask,
"AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
aq_desc->opcode, aq_desc->flags, aq_desc->datalen,
aq_desc->retval);
i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
aq_desc->cookie_high, aq_desc->cookie_low);
i40e_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n",
aq_desc->params.internal.param0,
aq_desc->params.internal.param1);
i40e_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n",
aq_desc->params.external.addr_high,
aq_desc->params.external.addr_low);
if ((buffer != NULL) && (aq_desc->datalen != 0)) {
memset(data, 0, sizeof(data));
i40e_debug(hw, mask, "AQ CMD Buffer:\n");
for (i = 0; i < le16_to_cpu(aq_desc->datalen); i++) {
data[((i % 16) / 4)] |=
((u32)aq_buffer[i]) << (8 * (i % 4));
if ((i % 16) == 15) {
i40e_debug(hw, mask,
"\t0x%04X %08X %08X %08X %08X\n",
i - 15, data[0], data[1], data[2],
data[3]);
memset(data, 0, sizeof(data));
}
}
if ((i % 16) != 0)
i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n",
i - (i % 16), data[0], data[1], data[2],
data[3]);
}
}
/**
* i40e_check_asq_alive
* @hw: pointer to the hw struct
*
* Returns true if Queue is enabled else false.
**/
bool i40e_check_asq_alive(struct i40e_hw *hw)
{
return !!(rd32(hw, hw->aq.asq.len) & I40E_PF_ATQLEN_ATQENABLE_MASK);
}
/**
* i40e_aq_queue_shutdown
* @hw: pointer to the hw struct
* @unloading: is the driver unloading itself
*
* Tell the Firmware that we're shutting down the AdminQ and whether
* or not the driver is unloading as well.
**/
i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw,
bool unloading)
{
struct i40e_aq_desc desc;
struct i40e_aqc_queue_shutdown *cmd =
(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_queue_shutdown);
if (unloading)
cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
return status;
}
/**
* i40e_init_shared_code - Initialize the shared code
* @hw: pointer to hardware structure
*
* This assigns the MAC type and PHY code and inits the NVM.
* Does not touch the hardware. This function must be called prior to any
* other function in the shared code. The i40e_hw structure should be
* memset to 0 prior to calling this function. The following fields in
* hw structure should be filled in prior to calling this function:
* hw_addr, back, device_id, vendor_id, subsystem_device_id,
* subsystem_vendor_id, and revision_id
**/
i40e_status i40e_init_shared_code(struct i40e_hw *hw)
{
i40e_status status = 0;
u32 reg;
i40e_set_mac_type(hw);
switch (hw->mac.type) {
case I40E_MAC_XL710:
break;
default:
return I40E_ERR_DEVICE_NOT_SUPPORTED;
break;
}
hw->phy.get_link_info = true;
/* Determine port number */
reg = rd32(hw, I40E_PFGEN_PORTNUM);
reg = ((reg & I40E_PFGEN_PORTNUM_PORT_NUM_MASK) >>
I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT);
hw->port = (u8)reg;
/* Determine the PF number based on the PCI fn */
reg = rd32(hw, I40E_GLPCI_CAPSUP);
if (reg & I40E_GLPCI_CAPSUP_ARI_EN_MASK)
hw->pf_id = (u8)((hw->bus.device << 3) | hw->bus.func);
else
hw->pf_id = (u8)hw->bus.func;
status = i40e_init_nvm(hw);
return status;
}
/**
* i40e_aq_mac_address_read - Retrieve the MAC addresses
* @hw: pointer to the hw struct
* @flags: a return indicator of what addresses were added to the addr store
* @addrs: the requestor's mac addr store
* @cmd_details: pointer to command details structure or NULL
**/
static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw,
u16 *flags,
struct i40e_aqc_mac_address_read_data *addrs,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_mac_address_read *cmd_data =
(struct i40e_aqc_mac_address_read *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF);
status = i40e_asq_send_command(hw, &desc, addrs,
sizeof(*addrs), cmd_details);
*flags = le16_to_cpu(cmd_data->command_flags);
return status;
}
/**
* i40e_aq_mac_address_write - Change the MAC addresses
* @hw: pointer to the hw struct
* @flags: indicates which MAC to be written
* @mac_addr: address to write
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw,
u16 flags, u8 *mac_addr,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_mac_address_write *cmd_data =
(struct i40e_aqc_mac_address_write *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_mac_address_write);
cmd_data->command_flags = cpu_to_le16(flags);
cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]);
cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) |
((u32)mac_addr[3] << 16) |
((u32)mac_addr[4] << 8) |
mac_addr[5]);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_get_mac_addr - get MAC address
* @hw: pointer to the HW structure
* @mac_addr: pointer to MAC address
*
* Reads the adapter's MAC address from register
**/
i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
{
struct i40e_aqc_mac_address_read_data addrs;
i40e_status status;
u16 flags = 0;
status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
if (flags & I40E_AQC_LAN_ADDR_VALID)
memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac));
return status;
}
/**
* i40e_get_media_type - Gets media type
* @hw: pointer to the hardware structure
**/
static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
{
enum i40e_media_type media;
switch (hw->phy.link_info.phy_type) {
case I40E_PHY_TYPE_10GBASE_SR:
case I40E_PHY_TYPE_10GBASE_LR:
case I40E_PHY_TYPE_40GBASE_SR4:
case I40E_PHY_TYPE_40GBASE_LR4:
media = I40E_MEDIA_TYPE_FIBER;
break;
case I40E_PHY_TYPE_100BASE_TX:
case I40E_PHY_TYPE_1000BASE_T:
case I40E_PHY_TYPE_10GBASE_T:
media = I40E_MEDIA_TYPE_BASET;
break;
case I40E_PHY_TYPE_10GBASE_CR1_CU:
case I40E_PHY_TYPE_40GBASE_CR4_CU:
case I40E_PHY_TYPE_10GBASE_CR1:
case I40E_PHY_TYPE_40GBASE_CR4:
case I40E_PHY_TYPE_10GBASE_SFPP_CU:
media = I40E_MEDIA_TYPE_DA;
break;
case I40E_PHY_TYPE_1000BASE_KX:
case I40E_PHY_TYPE_10GBASE_KX4:
case I40E_PHY_TYPE_10GBASE_KR:
case I40E_PHY_TYPE_40GBASE_KR4:
media = I40E_MEDIA_TYPE_BACKPLANE;
break;
case I40E_PHY_TYPE_SGMII:
case I40E_PHY_TYPE_XAUI:
case I40E_PHY_TYPE_XFI:
case I40E_PHY_TYPE_XLAUI:
case I40E_PHY_TYPE_XLPPI:
default:
media = I40E_MEDIA_TYPE_UNKNOWN;
break;
}
return media;
}
#define I40E_PF_RESET_WAIT_COUNT_A0 200
#define I40E_PF_RESET_WAIT_COUNT 10
/**
* i40e_pf_reset - Reset the PF
* @hw: pointer to the hardware structure
*
* Assuming someone else has triggered a global reset,
* assure the global reset is complete and then reset the PF
**/
i40e_status i40e_pf_reset(struct i40e_hw *hw)
{
u32 cnt = 0;
u32 cnt1 = 0;
u32 reg = 0;
u32 grst_del;
/* Poll for Global Reset steady state in case of recent GRST.
* The grst delay value is in 100ms units, and we'll wait a
* couple counts longer to be sure we don't just miss the end.
*/
grst_del = rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK
>> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
for (cnt = 0; cnt < grst_del + 2; cnt++) {
reg = rd32(hw, I40E_GLGEN_RSTAT);
if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
break;
msleep(100);
}
if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
hw_dbg(hw, "Global reset polling failed to complete.\n");
return I40E_ERR_RESET_FAILED;
}
/* Now Wait for the FW to be ready */
for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
reg = rd32(hw, I40E_GLNVM_ULD);
reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
hw_dbg(hw, "Core and Global modules ready %d\n", cnt1);
break;
}
usleep_range(10000, 20000);
}
if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
hw_dbg(hw, "wait for FW Reset complete timedout\n");
hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg);
return I40E_ERR_RESET_FAILED;
}
/* If there was a Global Reset in progress when we got here,
* we don't need to do the PF Reset
*/
if (!cnt) {
if (hw->revision_id == 0)
cnt = I40E_PF_RESET_WAIT_COUNT_A0;
else
cnt = I40E_PF_RESET_WAIT_COUNT;
reg = rd32(hw, I40E_PFGEN_CTRL);
wr32(hw, I40E_PFGEN_CTRL,
(reg | I40E_PFGEN_CTRL_PFSWR_MASK));
for (; cnt; cnt--) {
reg = rd32(hw, I40E_PFGEN_CTRL);
if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
break;
usleep_range(1000, 2000);
}
if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
hw_dbg(hw, "PF reset polling failed to complete.\n");
return I40E_ERR_RESET_FAILED;
}
}
i40e_clear_pxe_mode(hw);
return 0;
}
/**
* i40e_clear_pxe_mode - clear pxe operations mode
* @hw: pointer to the hw struct
*
* Make sure all PXE mode settings are cleared, including things
* like descriptor fetch/write-back mode.
**/
void i40e_clear_pxe_mode(struct i40e_hw *hw)
{
u32 reg;
/* Clear single descriptor fetch/write-back mode */
reg = rd32(hw, I40E_GLLAN_RCTL_0);
if (hw->revision_id == 0) {
/* As a work around clear PXE_MODE instead of setting it */
wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
} else {
wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK));
}
}
/**
* i40e_led_is_mine - helper to find matching led
* @hw: pointer to the hw struct
* @idx: index into GPIO registers
*
* returns: 0 if no match, otherwise the value of the GPIO_CTL register
*/
static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
{
u32 gpio_val = 0;
u32 port;
if (!hw->func_caps.led[idx])
return 0;
gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
* if it is not our port then ignore
*/
if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
(port != hw->port))
return 0;
return gpio_val;
}
#define I40E_LED0 22
#define I40E_LINK_ACTIVITY 0xC
/**
* i40e_led_get - return current on/off mode
* @hw: pointer to the hw struct
*
* The value returned is the 'mode' field as defined in the
* GPIO register definitions: 0x0 = off, 0xf = on, and other
* values are variations of possible behaviors relating to
* blink, link, and wire.
**/
u32 i40e_led_get(struct i40e_hw *hw)
{
u32 mode = 0;
int i;
/* as per the documentation GPIO 22-29 are the LED
* GPIO pins named LED0..LED7
*/
for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
u32 gpio_val = i40e_led_is_mine(hw, i);
if (!gpio_val)
continue;
mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
break;
}
return mode;
}
/**
* i40e_led_set - set new on/off mode
* @hw: pointer to the hw struct
* @mode: 0=off, 0xf=on (else see manual for mode details)
* @blink: true if the LED should blink when on, false if steady
*
* if this function is used to turn on the blink it should
* be used to disable the blink when restoring the original state.
**/
void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
{
int i;
if (mode & 0xfffffff0)
hw_dbg(hw, "invalid mode passed in %X\n", mode);
/* as per the documentation GPIO 22-29 are the LED
* GPIO pins named LED0..LED7
*/
for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
u32 gpio_val = i40e_led_is_mine(hw, i);
if (!gpio_val)
continue;
gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
/* this & is a bit of paranoia, but serves as a range check */
gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
if (mode == I40E_LINK_ACTIVITY)
blink = false;
gpio_val |= (blink ? 1 : 0) <<
I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT;
wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
break;
}
}
/* Admin command wrappers */
/**
* i40e_aq_set_link_restart_an
* @hw: pointer to the hw struct
* @cmd_details: pointer to command details structure or NULL
*
* Sets up the link and restarts the Auto-Negotiation over the link.
**/
i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_set_link_restart_an *cmd =
(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_set_link_restart_an);
cmd->command = I40E_AQ_PHY_RESTART_AN;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_get_link_info
* @hw: pointer to the hw struct
* @enable_lse: enable/disable LinkStatusEvent reporting
* @link: pointer to link status structure - optional
* @cmd_details: pointer to command details structure or NULL
*
* Returns the link status of the adapter.
**/
i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
bool enable_lse, struct i40e_link_status *link,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_get_link_status *resp =
(struct i40e_aqc_get_link_status *)&desc.params.raw;
struct i40e_link_status *hw_link_info = &hw->phy.link_info;
i40e_status status;
u16 command_flags;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
if (enable_lse)
command_flags = I40E_AQ_LSE_ENABLE;
else
command_flags = I40E_AQ_LSE_DISABLE;
resp->command_flags = cpu_to_le16(command_flags);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
if (status)
goto aq_get_link_info_exit;
/* save off old link status information */
hw->phy.link_info_old = *hw_link_info;
/* update link status */
hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
hw->phy.media_type = i40e_get_media_type(hw);
hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
hw_link_info->link_info = resp->link_info;
hw_link_info->an_info = resp->an_info;
hw_link_info->ext_info = resp->ext_info;
hw_link_info->loopback = resp->loopback;
if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE))
hw_link_info->lse_enable = true;
else
hw_link_info->lse_enable = false;
/* save link status information */
if (link)
*link = *hw_link_info;
/* flag cleared so helper functions don't call AQ again */
hw->phy.get_link_info = false;
aq_get_link_info_exit:
return status;
}
/**
* i40e_aq_add_vsi
* @hw: pointer to the hw struct
* @vsi: pointer to a vsi context struct
* @cmd_details: pointer to command details structure or NULL
*
* Add a VSI context to the hardware.
**/
i40e_status i40e_aq_add_vsi(struct i40e_hw *hw,
struct i40e_vsi_context *vsi_ctx,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_add_get_update_vsi *cmd =
(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
struct i40e_aqc_add_get_update_vsi_completion *resp =
(struct i40e_aqc_add_get_update_vsi_completion *)
&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_add_vsi);
cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid);
cmd->connection_type = vsi_ctx->connection_type;
cmd->vf_id = vsi_ctx->vf_num;
cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags);
desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
sizeof(vsi_ctx->info), cmd_details);
if (status)
goto aq_add_vsi_exit;
vsi_ctx->seid = le16_to_cpu(resp->seid);
vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
aq_add_vsi_exit:
return status;
}
/**
* i40e_aq_set_vsi_unicast_promiscuous
* @hw: pointer to the hw struct
* @seid: vsi number
* @set: set unicast promiscuous enable/disable
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
i40e_status status;
u16 flags = 0;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_set_vsi_promiscuous_modes);
if (set)
flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
cmd->promiscuous_flags = cpu_to_le16(flags);
cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
cmd->seid = cpu_to_le16(seid);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_set_vsi_multicast_promiscuous
* @hw: pointer to the hw struct
* @seid: vsi number
* @set: set multicast promiscuous enable/disable
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
i40e_status status;
u16 flags = 0;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_set_vsi_promiscuous_modes);
if (set)
flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
cmd->promiscuous_flags = cpu_to_le16(flags);
cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
cmd->seid = cpu_to_le16(seid);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_set_vsi_broadcast
* @hw: pointer to the hw struct
* @seid: vsi number
* @set_filter: true to set filter, false to clear filter
* @cmd_details: pointer to command details structure or NULL
*
* Set or clear the broadcast promiscuous flag (filter) for a given VSI.
**/
i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
u16 seid, bool set_filter,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_set_vsi_promiscuous_modes);
if (set_filter)
cmd->promiscuous_flags
|= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
else
cmd->promiscuous_flags
&= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
cmd->seid = cpu_to_le16(seid);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_get_vsi_params - get VSI configuration info
* @hw: pointer to the hw struct
* @vsi: pointer to a vsi context struct
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw,
struct i40e_vsi_context *vsi_ctx,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_add_get_update_vsi *cmd =
(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
struct i40e_aqc_add_get_update_vsi_completion *resp =
(struct i40e_aqc_add_get_update_vsi_completion *)
&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_get_vsi_parameters);
cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
sizeof(vsi_ctx->info), NULL);
if (status)
goto aq_get_vsi_params_exit;
vsi_ctx->seid = le16_to_cpu(resp->seid);
vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
aq_get_vsi_params_exit:
return status;
}
/**
* i40e_aq_update_vsi_params
* @hw: pointer to the hw struct
* @vsi: pointer to a vsi context struct
* @cmd_details: pointer to command details structure or NULL
*
* Update a VSI context.
**/
i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw,
struct i40e_vsi_context *vsi_ctx,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_add_get_update_vsi *cmd =
(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_update_vsi_parameters);
cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
sizeof(vsi_ctx->info), cmd_details);
return status;
}
/**
* i40e_aq_get_switch_config
* @hw: pointer to the hardware structure
* @buf: pointer to the result buffer
* @buf_size: length of input buffer
* @start_seid: seid to start for the report, 0 == beginning
* @cmd_details: pointer to command details structure or NULL
*
* Fill the buf with switch configuration returned from AdminQ command
**/
i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
struct i40e_aqc_get_switch_config_resp *buf,
u16 buf_size, u16 *start_seid,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_switch_seid *scfg =
(struct i40e_aqc_switch_seid *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_get_switch_config);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
if (buf_size > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
scfg->seid = cpu_to_le16(*start_seid);
status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
*start_seid = le16_to_cpu(scfg->seid);
return status;
}
/**
* i40e_aq_get_firmware_version
* @hw: pointer to the hw struct
* @fw_major_version: firmware major version
* @fw_minor_version: firmware minor version
* @api_major_version: major queue version
* @api_minor_version: minor queue version
* @cmd_details: pointer to command details structure or NULL
*
* Get the firmware version from the admin queue commands
**/
i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw,
u16 *fw_major_version, u16 *fw_minor_version,
u16 *api_major_version, u16 *api_minor_version,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_get_version *resp =
(struct i40e_aqc_get_version *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
if (!status) {
if (fw_major_version != NULL)
*fw_major_version = le16_to_cpu(resp->fw_major);
if (fw_minor_version != NULL)
*fw_minor_version = le16_to_cpu(resp->fw_minor);
if (api_major_version != NULL)
*api_major_version = le16_to_cpu(resp->api_major);
if (api_minor_version != NULL)
*api_minor_version = le16_to_cpu(resp->api_minor);
}
return status;
}
/**
* i40e_aq_send_driver_version
* @hw: pointer to the hw struct
* @event: driver event: driver ok, start or stop
* @dv: driver's major, minor version
* @cmd_details: pointer to command details structure or NULL
*
* Send the driver version to the firmware
**/
i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw,
struct i40e_driver_version *dv,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_driver_version *cmd =
(struct i40e_aqc_driver_version *)&desc.params.raw;
i40e_status status;
if (dv == NULL)
return I40E_ERR_PARAM;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
desc.flags |= cpu_to_le16(I40E_AQ_FLAG_SI);
cmd->driver_major_ver = dv->major_version;
cmd->driver_minor_ver = dv->minor_version;
cmd->driver_build_ver = dv->build_version;
cmd->driver_subbuild_ver = dv->subbuild_version;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_get_link_status - get status of the HW network link
* @hw: pointer to the hw struct
*
* Returns true if link is up, false if link is down.
*
* Side effect: LinkStatusEvent reporting becomes enabled
**/
bool i40e_get_link_status(struct i40e_hw *hw)
{
i40e_status status = 0;
bool link_status = false;
if (hw->phy.get_link_info) {
status = i40e_aq_get_link_info(hw, true, NULL, NULL);
if (status)
goto i40e_get_link_status_exit;
}
link_status = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
i40e_get_link_status_exit:
return link_status;
}
/**
* i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
* @hw: pointer to the hw struct
* @uplink_seid: the MAC or other gizmo SEID
* @downlink_seid: the VSI SEID
* @enabled_tc: bitmap of TCs to be enabled
* @default_port: true for default port VSI, false for control port
* @enable_l2_filtering: true to add L2 filter table rules to regular forwarding rules for cloud support
* @veb_seid: pointer to where to put the resulting VEB SEID
* @cmd_details: pointer to command details structure or NULL
*
* This asks the FW to add a VEB between the uplink and downlink
* elements. If the uplink SEID is 0, this will be a floating VEB.
**/
i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
u16 downlink_seid, u8 enabled_tc,
bool default_port, bool enable_l2_filtering,
u16 *veb_seid,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_add_veb *cmd =
(struct i40e_aqc_add_veb *)&desc.params.raw;
struct i40e_aqc_add_veb_completion *resp =
(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
i40e_status status;
u16 veb_flags = 0;
/* SEIDs need to either both be set or both be 0 for floating VEB */
if (!!uplink_seid != !!downlink_seid)
return I40E_ERR_PARAM;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
cmd->uplink_seid = cpu_to_le16(uplink_seid);
cmd->downlink_seid = cpu_to_le16(downlink_seid);
cmd->enable_tcs = enabled_tc;
if (!uplink_seid)
veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
if (default_port)
veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
else
veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
if (enable_l2_filtering)
veb_flags |= I40E_AQC_ADD_VEB_ENABLE_L2_FILTER;
cmd->veb_flags = cpu_to_le16(veb_flags);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
if (!status && veb_seid)
*veb_seid = le16_to_cpu(resp->veb_seid);
return status;
}
/**
* i40e_aq_get_veb_parameters - Retrieve VEB parameters
* @hw: pointer to the hw struct
* @veb_seid: the SEID of the VEB to query
* @switch_id: the uplink switch id
* @floating_veb: set to true if the VEB is floating
* @statistic_index: index of the stats counter block for this VEB
* @vebs_used: number of VEB's used by function
* @vebs_unallocated: total VEB's not reserved by any function
* @cmd_details: pointer to command details structure or NULL
*
* This retrieves the parameters for a particular VEB, specified by
* uplink_seid, and returns them to the caller.
**/
i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw,
u16 veb_seid, u16 *switch_id,
bool *floating, u16 *statistic_index,
u16 *vebs_used, u16 *vebs_free,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
(struct i40e_aqc_get_veb_parameters_completion *)
&desc.params.raw;
i40e_status status;
if (veb_seid == 0)
return I40E_ERR_PARAM;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_get_veb_parameters);
cmd_resp->seid = cpu_to_le16(veb_seid);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
if (status)
goto get_veb_exit;
if (switch_id)
*switch_id = le16_to_cpu(cmd_resp->switch_id);
if (statistic_index)
*statistic_index = le16_to_cpu(cmd_resp->statistic_index);
if (vebs_used)
*vebs_used = le16_to_cpu(cmd_resp->vebs_used);
if (vebs_free)
*vebs_free = le16_to_cpu(cmd_resp->vebs_free);
if (floating) {
u16 flags = le16_to_cpu(cmd_resp->veb_flags);
if (flags & I40E_AQC_ADD_VEB_FLOATING)
*floating = true;
else
*floating = false;
}
get_veb_exit:
return status;
}
/**
* i40e_aq_add_macvlan
* @hw: pointer to the hw struct
* @seid: VSI for the mac address
* @mv_list: list of macvlans to be added
* @count: length of the list
* @cmd_details: pointer to command details structure or NULL
*
* Add MAC/VLAN addresses to the HW filtering
**/
i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
struct i40e_aqc_add_macvlan_element_data *mv_list,
u16 count, struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_macvlan *cmd =
(struct i40e_aqc_macvlan *)&desc.params.raw;
i40e_status status;
u16 buf_size;
if (count == 0 || !mv_list || !hw)
return I40E_ERR_PARAM;
buf_size = count * sizeof(struct i40e_aqc_add_macvlan_element_data);
/* prep the rest of the request */
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
cmd->num_addresses = cpu_to_le16(count);
cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
cmd->seid[1] = 0;
cmd->seid[2] = 0;
desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
if (buf_size > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
cmd_details);
return status;
}
/**
* i40e_aq_remove_macvlan
* @hw: pointer to the hw struct
* @seid: VSI for the mac address
* @mv_list: list of macvlans to be removed
* @count: length of the list
* @cmd_details: pointer to command details structure or NULL
*
* Remove MAC/VLAN addresses from the HW filtering
**/
i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
struct i40e_aqc_remove_macvlan_element_data *mv_list,
u16 count, struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_macvlan *cmd =
(struct i40e_aqc_macvlan *)&desc.params.raw;
i40e_status status;
u16 buf_size;
if (count == 0 || !mv_list || !hw)
return I40E_ERR_PARAM;
buf_size = count * sizeof(struct i40e_aqc_remove_macvlan_element_data);
/* prep the rest of the request */
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
cmd->num_addresses = cpu_to_le16(count);
cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
cmd->seid[1] = 0;
cmd->seid[2] = 0;
desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
if (buf_size > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
cmd_details);
return status;
}
/**
* i40e_aq_send_msg_to_vf
* @hw: pointer to the hardware structure
* @vfid: vf id to send msg
* @msg: pointer to the msg buffer
* @msglen: msg length
* @cmd_details: pointer to command details
*
* send msg to vf
**/
i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_pf_vf_message *cmd =
(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
cmd->id = cpu_to_le32(vfid);
desc.cookie_high = cpu_to_le32(v_opcode);
desc.cookie_low = cpu_to_le32(v_retval);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
if (msglen) {
desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
I40E_AQ_FLAG_RD));
if (msglen > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
desc.datalen = cpu_to_le16(msglen);
}
status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
return status;
}
/**
* i40e_aq_set_hmc_resource_profile
* @hw: pointer to the hw struct
* @profile: type of profile the HMC is to be set as
* @pe_vf_enabled_count: the number of PE enabled VFs the system has
* @cmd_details: pointer to command details structure or NULL
*
* set the HMC profile of the device.
**/
i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw,
enum i40e_aq_hmc_profile profile,
u8 pe_vf_enabled_count,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aq_get_set_hmc_resource_profile *cmd =
(struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_set_hmc_resource_profile);
cmd->pm_profile = (u8)profile;
cmd->pe_vf_enabled = pe_vf_enabled_count;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_request_resource
* @hw: pointer to the hw struct
* @resource: resource id
* @access: access type
* @sdp_number: resource number
* @timeout: the maximum time in ms that the driver may hold the resource
* @cmd_details: pointer to command details structure or NULL
*
* requests common resource using the admin queue commands
**/
i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
enum i40e_aq_resources_ids resource,
enum i40e_aq_resource_access_type access,
u8 sdp_number, u64 *timeout,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_request_resource *cmd_resp =
(struct i40e_aqc_request_resource *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
cmd_resp->resource_id = cpu_to_le16(resource);
cmd_resp->access_type = cpu_to_le16(access);
cmd_resp->resource_number = cpu_to_le32(sdp_number);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
/* The completion specifies the maximum time in ms that the driver
* may hold the resource in the Timeout field.
* If the resource is held by someone else, the command completes with
* busy return value and the timeout field indicates the maximum time
* the current owner of the resource has to free it.
*/
if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
*timeout = le32_to_cpu(cmd_resp->timeout);
return status;
}
/**
* i40e_aq_release_resource
* @hw: pointer to the hw struct
* @resource: resource id
* @sdp_number: resource number
* @cmd_details: pointer to command details structure or NULL
*
* release common resource using the admin queue commands
**/
i40e_status i40e_aq_release_resource(struct i40e_hw *hw,
enum i40e_aq_resources_ids resource,
u8 sdp_number,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_request_resource *cmd =
(struct i40e_aqc_request_resource *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
cmd->resource_id = cpu_to_le16(resource);
cmd->resource_number = cpu_to_le32(sdp_number);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_read_nvm
* @hw: pointer to the hw struct
* @module_pointer: module pointer location in words from the NVM beginning
* @offset: byte offset from the module beginning
* @length: length of the section to be read (in bytes from the offset)
* @data: command buffer (size [bytes] = length)
* @last_command: tells if this is the last command in a series
* @cmd_details: pointer to command details structure or NULL
*
* Read the NVM using the admin queue commands
**/
i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
u32 offset, u16 length, void *data,
bool last_command,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_nvm_update *cmd =
(struct i40e_aqc_nvm_update *)&desc.params.raw;
i40e_status status;
/* In offset the highest byte must be zeroed. */
if (offset & 0xFF000000) {
status = I40E_ERR_PARAM;
goto i40e_aq_read_nvm_exit;
}
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
/* If this is the last command in a series, set the proper flag. */
if (last_command)
cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
cmd->module_pointer = module_pointer;
cmd->offset = cpu_to_le32(offset);
cmd->length = cpu_to_le16(length);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
if (length > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
i40e_aq_read_nvm_exit:
return status;
}
#define I40E_DEV_FUNC_CAP_SWITCH_MODE 0x01
#define I40E_DEV_FUNC_CAP_MGMT_MODE 0x02
#define I40E_DEV_FUNC_CAP_NPAR 0x03
#define I40E_DEV_FUNC_CAP_OS2BMC 0x04
#define I40E_DEV_FUNC_CAP_VALID_FUNC 0x05
#define I40E_DEV_FUNC_CAP_SRIOV_1_1 0x12
#define I40E_DEV_FUNC_CAP_VF 0x13
#define I40E_DEV_FUNC_CAP_VMDQ 0x14
#define I40E_DEV_FUNC_CAP_802_1_QBG 0x15
#define I40E_DEV_FUNC_CAP_802_1_QBH 0x16
#define I40E_DEV_FUNC_CAP_VSI 0x17
#define I40E_DEV_FUNC_CAP_DCB 0x18
#define I40E_DEV_FUNC_CAP_FCOE 0x21
#define I40E_DEV_FUNC_CAP_RSS 0x40
#define I40E_DEV_FUNC_CAP_RX_QUEUES 0x41
#define I40E_DEV_FUNC_CAP_TX_QUEUES 0x42
#define I40E_DEV_FUNC_CAP_MSIX 0x43
#define I40E_DEV_FUNC_CAP_MSIX_VF 0x44
#define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR 0x45
#define I40E_DEV_FUNC_CAP_IEEE_1588 0x46
#define I40E_DEV_FUNC_CAP_MFP_MODE_1 0xF1
#define I40E_DEV_FUNC_CAP_CEM 0xF2
#define I40E_DEV_FUNC_CAP_IWARP 0x51
#define I40E_DEV_FUNC_CAP_LED 0x61
#define I40E_DEV_FUNC_CAP_SDP 0x62
#define I40E_DEV_FUNC_CAP_MDIO 0x63
/**
* i40e_parse_discover_capabilities
* @hw: pointer to the hw struct
* @buff: pointer to a buffer containing device/function capability records
* @cap_count: number of capability records in the list
* @list_type_opc: type of capabilities list to parse
*
* Parse the device/function capabilities list.
**/
static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
u32 cap_count,
enum i40e_admin_queue_opc list_type_opc)
{
struct i40e_aqc_list_capabilities_element_resp *cap;
u32 number, logical_id, phys_id;
struct i40e_hw_capabilities *p;
u32 reg_val;
u32 i = 0;
u16 id;
cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
p = (struct i40e_hw_capabilities *)&hw->dev_caps;
else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
p = (struct i40e_hw_capabilities *)&hw->func_caps;
else
return;
for (i = 0; i < cap_count; i++, cap++) {
id = le16_to_cpu(cap->id);
number = le32_to_cpu(cap->number);
logical_id = le32_to_cpu(cap->logical_id);
phys_id = le32_to_cpu(cap->phys_id);
switch (id) {
case I40E_DEV_FUNC_CAP_SWITCH_MODE:
p->switch_mode = number;
break;
case I40E_DEV_FUNC_CAP_MGMT_MODE:
p->management_mode = number;
break;
case I40E_DEV_FUNC_CAP_NPAR:
p->npar_enable = number;
break;
case I40E_DEV_FUNC_CAP_OS2BMC:
p->os2bmc = number;
break;
case I40E_DEV_FUNC_CAP_VALID_FUNC:
p->valid_functions = number;
break;
case I40E_DEV_FUNC_CAP_SRIOV_1_1:
if (number == 1)
p->sr_iov_1_1 = true;
break;
case I40E_DEV_FUNC_CAP_VF:
p->num_vfs = number;
p->vf_base_id = logical_id;
break;
case I40E_DEV_FUNC_CAP_VMDQ:
if (number == 1)
p->vmdq = true;
break;
case I40E_DEV_FUNC_CAP_802_1_QBG:
if (number == 1)
p->evb_802_1_qbg = true;
break;
case I40E_DEV_FUNC_CAP_802_1_QBH:
if (number == 1)
p->evb_802_1_qbh = true;
break;
case I40E_DEV_FUNC_CAP_VSI:
p->num_vsis = number;
break;
case I40E_DEV_FUNC_CAP_DCB:
if (number == 1) {
p->dcb = true;
p->enabled_tcmap = logical_id;
p->maxtc = phys_id;
}
break;
case I40E_DEV_FUNC_CAP_FCOE:
if (number == 1)
p->fcoe = true;
break;
case I40E_DEV_FUNC_CAP_RSS:
p->rss = true;
reg_val = rd32(hw, I40E_PFQF_CTL_0);
if (reg_val & I40E_PFQF_CTL_0_HASHLUTSIZE_MASK)
p->rss_table_size = number;
else
p->rss_table_size = 128;
p->rss_table_entry_width = logical_id;
break;
case I40E_DEV_FUNC_CAP_RX_QUEUES:
p->num_rx_qp = number;
p->base_queue = phys_id;
break;
case I40E_DEV_FUNC_CAP_TX_QUEUES:
p->num_tx_qp = number;
p->base_queue = phys_id;
break;
case I40E_DEV_FUNC_CAP_MSIX:
p->num_msix_vectors = number;
break;
case I40E_DEV_FUNC_CAP_MSIX_VF:
p->num_msix_vectors_vf = number;
break;
case I40E_DEV_FUNC_CAP_MFP_MODE_1:
if (number == 1)
p->mfp_mode_1 = true;
break;
case I40E_DEV_FUNC_CAP_CEM:
if (number == 1)
p->mgmt_cem = true;
break;
case I40E_DEV_FUNC_CAP_IWARP:
if (number == 1)
p->iwarp = true;
break;
case I40E_DEV_FUNC_CAP_LED:
if (phys_id < I40E_HW_CAP_MAX_GPIO)
p->led[phys_id] = true;
break;
case I40E_DEV_FUNC_CAP_SDP:
if (phys_id < I40E_HW_CAP_MAX_GPIO)
p->sdp[phys_id] = true;
break;
case I40E_DEV_FUNC_CAP_MDIO:
if (number == 1) {
p->mdio_port_num = phys_id;
p->mdio_port_mode = logical_id;
}
break;
case I40E_DEV_FUNC_CAP_IEEE_1588:
if (number == 1)
p->ieee_1588 = true;
break;
case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR:
p->fd = true;
p->fd_filters_guaranteed = number;
p->fd_filters_best_effort = logical_id;
break;
default:
break;
}
}
/* additional HW specific goodies that might
* someday be HW version specific
*/
p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
}
/**
* i40e_aq_discover_capabilities
* @hw: pointer to the hw struct
* @buff: a virtual buffer to hold the capabilities
* @buff_size: Size of the virtual buffer
* @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
* @list_type_opc: capabilities type to discover - pass in the command opcode
* @cmd_details: pointer to command details structure or NULL
*
* Get the device capabilities descriptions from the firmware
**/
i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw,
void *buff, u16 buff_size, u16 *data_size,
enum i40e_admin_queue_opc list_type_opc,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aqc_list_capabilites *cmd;
i40e_status status = 0;
struct i40e_aq_desc desc;
cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
status = I40E_ERR_PARAM;
goto exit;
}
i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
if (buff_size > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
*data_size = le16_to_cpu(desc.datalen);
if (status)
goto exit;
i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count),
list_type_opc);
exit:
return status;
}
/**
* i40e_aq_get_lldp_mib
* @hw: pointer to the hw struct
* @bridge_type: type of bridge requested
* @mib_type: Local, Remote or both Local and Remote MIBs
* @buff: pointer to a user supplied buffer to store the MIB block
* @buff_size: size of the buffer (in bytes)
* @local_len : length of the returned Local LLDP MIB
* @remote_len: length of the returned Remote LLDP MIB
* @cmd_details: pointer to command details structure or NULL
*
* Requests the complete LLDP MIB (entire packet).
**/
i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
u8 mib_type, void *buff, u16 buff_size,
u16 *local_len, u16 *remote_len,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_lldp_get_mib *cmd =
(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
struct i40e_aqc_lldp_get_mib *resp =
(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
i40e_status status;
if (buff_size == 0 || !buff)
return I40E_ERR_PARAM;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
/* Indirect Command */
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
desc.datalen = cpu_to_le16(buff_size);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
if (buff_size > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
if (!status) {
if (local_len != NULL)
*local_len = le16_to_cpu(resp->local_len);
if (remote_len != NULL)
*remote_len = le16_to_cpu(resp->remote_len);
}
return status;
}
/**
* i40e_aq_cfg_lldp_mib_change_event
* @hw: pointer to the hw struct
* @enable_update: Enable or Disable event posting
* @cmd_details: pointer to command details structure or NULL
*
* Enable or Disable posting of an event on ARQ when LLDP MIB
* associated with the interface changes
**/
i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
bool enable_update,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_lldp_update_mib *cmd =
(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
if (!enable_update)
cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_stop_lldp
* @hw: pointer to the hw struct
* @shutdown_agent: True if LLDP Agent needs to be Shutdown
* @cmd_details: pointer to command details structure or NULL
*
* Stop or Shutdown the embedded LLDP Agent
**/
i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_lldp_stop *cmd =
(struct i40e_aqc_lldp_stop *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
if (shutdown_agent)
cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_start_lldp
* @hw: pointer to the hw struct
* @cmd_details: pointer to command details structure or NULL
*
* Start the embedded LLDP Agent on all ports.
**/
i40e_status i40e_aq_start_lldp(struct i40e_hw *hw,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_lldp_start *cmd =
(struct i40e_aqc_lldp_start *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
cmd->command = I40E_AQ_LLDP_AGENT_START;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_add_udp_tunnel
* @hw: pointer to the hw struct
* @udp_port: the UDP port to add
* @header_len: length of the tunneling header length in DWords
* @protocol_index: protocol index type
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
u16 udp_port, u8 header_len,
u8 protocol_index, u8 *filter_index,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_add_udp_tunnel *cmd =
(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
struct i40e_aqc_del_udp_tunnel_completion *resp =
(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
cmd->udp_port = cpu_to_le16(udp_port);
cmd->header_len = header_len;
cmd->protocol_type = protocol_index;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
if (!status)
*filter_index = resp->index;
return status;
}
/**
* i40e_aq_del_udp_tunnel
* @hw: pointer to the hw struct
* @index: filter index
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_remove_udp_tunnel *cmd =
(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
i40e_status status;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
cmd->index = index;
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_delete_element - Delete switch element
* @hw: pointer to the hw struct
* @seid: the SEID to delete from the switch
* @cmd_details: pointer to command details structure or NULL
*
* This deletes a switch element from the switch.
**/
i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_switch_seid *cmd =
(struct i40e_aqc_switch_seid *)&desc.params.raw;
i40e_status status;
if (seid == 0)
return I40E_ERR_PARAM;
i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
cmd->seid = cpu_to_le16(seid);
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
* @hw: pointer to the hw struct
* @seid: seid for the physical port/switching component/vsi
* @buff: Indirect buffer to hold data parameters and response
* @buff_size: Indirect buffer size
* @opcode: Tx scheduler AQ command opcode
* @cmd_details: pointer to command details structure or NULL
*
* Generic command handler for Tx scheduler AQ commands
**/
static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
void *buff, u16 buff_size,
enum i40e_admin_queue_opc opcode,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_tx_sched_ind *cmd =
(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
i40e_status status;
bool cmd_param_flag = false;
switch (opcode) {
case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
case i40e_aqc_opc_configure_vsi_tc_bw:
case i40e_aqc_opc_enable_switching_comp_ets:
case i40e_aqc_opc_modify_switching_comp_ets:
case i40e_aqc_opc_disable_switching_comp_ets:
case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
case i40e_aqc_opc_configure_switching_comp_bw_config:
cmd_param_flag = true;
break;
case i40e_aqc_opc_query_vsi_bw_config:
case i40e_aqc_opc_query_vsi_ets_sla_config:
case i40e_aqc_opc_query_switching_comp_ets_config:
case i40e_aqc_opc_query_port_ets_config:
case i40e_aqc_opc_query_switching_comp_bw_config:
cmd_param_flag = false;
break;
default:
return I40E_ERR_PARAM;
}
i40e_fill_default_direct_cmd_desc(&desc, opcode);
/* Indirect command */
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
if (cmd_param_flag)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
if (buff_size > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
desc.datalen = cpu_to_le16(buff_size);
cmd->vsi_seid = cpu_to_le16(seid);
status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
return status;
}
/**
* i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
* @hw: pointer to the hw struct
* @seid: VSI seid
* @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
u16 seid,
struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
struct i40e_asq_cmd_details *cmd_details)
{
return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
i40e_aqc_opc_configure_vsi_tc_bw,
cmd_details);
}
/**
* i40e_aq_query_vsi_bw_config - Query VSI BW configuration
* @hw: pointer to the hw struct
* @seid: seid of the VSI
* @bw_data: Buffer to hold VSI BW configuration
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
u16 seid,
struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
struct i40e_asq_cmd_details *cmd_details)
{
return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
i40e_aqc_opc_query_vsi_bw_config,
cmd_details);
}
/**
* i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
* @hw: pointer to the hw struct
* @seid: seid of the VSI
* @bw_data: Buffer to hold VSI BW configuration per TC
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
u16 seid,
struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
struct i40e_asq_cmd_details *cmd_details)
{
return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
i40e_aqc_opc_query_vsi_ets_sla_config,
cmd_details);
}
/**
* i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
* @hw: pointer to the hw struct
* @seid: seid of the switching component
* @bw_data: Buffer to hold switching component's per TC BW config
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
u16 seid,
struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
struct i40e_asq_cmd_details *cmd_details)
{
return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
i40e_aqc_opc_query_switching_comp_ets_config,
cmd_details);
}
/**
* i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
* @hw: pointer to the hw struct
* @seid: seid of the VSI or switching component connected to Physical Port
* @bw_data: Buffer to hold current ETS configuration for the Physical Port
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw,
u16 seid,
struct i40e_aqc_query_port_ets_config_resp *bw_data,
struct i40e_asq_cmd_details *cmd_details)
{
return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
i40e_aqc_opc_query_port_ets_config,
cmd_details);
}
/**
* i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
* @hw: pointer to the hw struct
* @seid: seid of the switching component
* @bw_data: Buffer to hold switching component's BW configuration
* @cmd_details: pointer to command details structure or NULL
**/
i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
u16 seid,
struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
struct i40e_asq_cmd_details *cmd_details)
{
return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
i40e_aqc_opc_query_switching_comp_bw_config,
cmd_details);
}
/**
* i40e_validate_filter_settings
* @hw: pointer to the hardware structure
* @settings: Filter control settings
*
* Check and validate the filter control settings passed.
* The function checks for the valid filter/context sizes being
* passed for FCoE and PE.
*
* Returns 0 if the values passed are valid and within
* range else returns an error.
**/
static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw,
struct i40e_filter_control_settings *settings)
{
u32 fcoe_cntx_size, fcoe_filt_size;
u32 pe_cntx_size, pe_filt_size;
u32 fcoe_fmax, pe_fmax;
u32 val;
/* Validate FCoE settings passed */
switch (settings->fcoe_filt_num) {
case I40E_HASH_FILTER_SIZE_1K:
case I40E_HASH_FILTER_SIZE_2K:
case I40E_HASH_FILTER_SIZE_4K:
case I40E_HASH_FILTER_SIZE_8K:
case I40E_HASH_FILTER_SIZE_16K:
case I40E_HASH_FILTER_SIZE_32K:
fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
break;
default:
return I40E_ERR_PARAM;
}
switch (settings->fcoe_cntx_num) {
case I40E_DMA_CNTX_SIZE_512:
case I40E_DMA_CNTX_SIZE_1K:
case I40E_DMA_CNTX_SIZE_2K:
case I40E_DMA_CNTX_SIZE_4K:
fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
break;
default:
return I40E_ERR_PARAM;
}
/* Validate PE settings passed */
switch (settings->pe_filt_num) {
case I40E_HASH_FILTER_SIZE_1K:
case I40E_HASH_FILTER_SIZE_2K:
case I40E_HASH_FILTER_SIZE_4K:
case I40E_HASH_FILTER_SIZE_8K:
case I40E_HASH_FILTER_SIZE_16K:
case I40E_HASH_FILTER_SIZE_32K:
case I40E_HASH_FILTER_SIZE_64K:
case I40E_HASH_FILTER_SIZE_128K:
case I40E_HASH_FILTER_SIZE_256K:
case I40E_HASH_FILTER_SIZE_512K:
case I40E_HASH_FILTER_SIZE_1M:
pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
pe_filt_size <<= (u32)settings->pe_filt_num;
break;
default:
return I40E_ERR_PARAM;
}
switch (settings->pe_cntx_num) {
case I40E_DMA_CNTX_SIZE_512:
case I40E_DMA_CNTX_SIZE_1K:
case I40E_DMA_CNTX_SIZE_2K:
case I40E_DMA_CNTX_SIZE_4K:
case I40E_DMA_CNTX_SIZE_8K:
case I40E_DMA_CNTX_SIZE_16K:
case I40E_DMA_CNTX_SIZE_32K:
case I40E_DMA_CNTX_SIZE_64K:
case I40E_DMA_CNTX_SIZE_128K:
case I40E_DMA_CNTX_SIZE_256K:
pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
pe_cntx_size <<= (u32)settings->pe_cntx_num;
break;
default:
return I40E_ERR_PARAM;
}
/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
val = rd32(hw, I40E_GLHMC_FCOEFMAX);
fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
>> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
if (fcoe_filt_size + fcoe_cntx_size > fcoe_fmax)
return I40E_ERR_INVALID_SIZE;
/* PEHSIZE + PEDSIZE should not be greater than PMPEXFMAX */
val = rd32(hw, I40E_GLHMC_PEXFMAX);
pe_fmax = (val & I40E_GLHMC_PEXFMAX_PMPEXFMAX_MASK)
>> I40E_GLHMC_PEXFMAX_PMPEXFMAX_SHIFT;
if (pe_filt_size + pe_cntx_size > pe_fmax)
return I40E_ERR_INVALID_SIZE;
return 0;
}
/**
* i40e_set_filter_control
* @hw: pointer to the hardware structure
* @settings: Filter control settings
*
* Set the Queue Filters for PE/FCoE and enable filters required
* for a single PF. It is expected that these settings are programmed
* at the driver initialization time.
**/
i40e_status i40e_set_filter_control(struct i40e_hw *hw,
struct i40e_filter_control_settings *settings)
{
i40e_status ret = 0;
u32 hash_lut_size = 0;
u32 val;
if (!settings)
return I40E_ERR_PARAM;
/* Validate the input settings */
ret = i40e_validate_filter_settings(hw, settings);
if (ret)
return ret;
/* Read the PF Queue Filter control register */
val = rd32(hw, I40E_PFQF_CTL_0);
/* Program required PE hash buckets for the PF */
val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
I40E_PFQF_CTL_0_PEHSIZE_MASK;
/* Program required PE contexts for the PF */
val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
I40E_PFQF_CTL_0_PEDSIZE_MASK;
/* Program required FCoE hash buckets for the PF */
val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
val |= ((u32)settings->fcoe_filt_num <<
I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
/* Program required FCoE DDP contexts for the PF */
val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
val |= ((u32)settings->fcoe_cntx_num <<
I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
/* Program Hash LUT size for the PF */
val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
hash_lut_size = 1;
val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
if (settings->enable_fdir)
val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
if (settings->enable_ethtype)
val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
if (settings->enable_macvlan)
val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
wr32(hw, I40E_PFQF_CTL_0, val);
return 0;
}
/**
* i40e_set_pci_config_data - store PCI bus info
* @hw: pointer to hardware structure
* @link_status: the link status word from PCI config space
*
* Stores the PCI bus info (speed, width, type) within the i40e_hw structure
**/
void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
{
hw->bus.type = i40e_bus_type_pci_express;
switch (link_status & PCI_EXP_LNKSTA_NLW) {
case PCI_EXP_LNKSTA_NLW_X1:
hw->bus.width = i40e_bus_width_pcie_x1;
break;
case PCI_EXP_LNKSTA_NLW_X2:
hw->bus.width = i40e_bus_width_pcie_x2;
break;
case PCI_EXP_LNKSTA_NLW_X4:
hw->bus.width = i40e_bus_width_pcie_x4;
break;
case PCI_EXP_LNKSTA_NLW_X8:
hw->bus.width = i40e_bus_width_pcie_x8;
break;
default:
hw->bus.width = i40e_bus_width_unknown;
break;
}
switch (link_status & PCI_EXP_LNKSTA_CLS) {
case PCI_EXP_LNKSTA_CLS_2_5GB:
hw->bus.speed = i40e_bus_speed_2500;
break;
case PCI_EXP_LNKSTA_CLS_5_0GB:
hw->bus.speed = i40e_bus_speed_5000;
break;
case PCI_EXP_LNKSTA_CLS_8_0GB:
hw->bus.speed = i40e_bus_speed_8000;
break;
default:
hw->bus.speed = i40e_bus_speed_unknown;
break;
}
}
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