Release 4.11 drivers/net/wireless/intel/iwlwifi/mvm/fw.c
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <linuxwifi@intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#include <net/mac80211.h>
#include <linux/netdevice.h>
#include <linux/acpi.h>
#include "iwl-trans.h"
#include "iwl-op-mode.h"
#include "iwl-fw.h"
#include "iwl-debug.h"
#include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */
#include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */
#include "iwl-prph.h"
#include "iwl-eeprom-parse.h"
#include "mvm.h"
#include "fw-dbg.h"
#include "iwl-phy-db.h"
#define MVM_UCODE_ALIVE_TIMEOUT HZ
#define MVM_UCODE_CALIB_TIMEOUT (2*HZ)
#define UCODE_VALID_OK cpu_to_le32(0x1)
struct iwl_mvm_alive_data {
bool valid;
u32 scd_base_addr;
};
static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
{
struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
.valid = cpu_to_le32(valid_tx_ant),
};
IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
sizeof(tx_ant_cmd), &tx_ant_cmd);
}
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static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
{
int i;
struct iwl_rss_config_cmd cmd = {
.flags = cpu_to_le32(IWL_RSS_ENABLE),
.hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP |
IWL_RSS_HASH_TYPE_IPV4_UDP |
IWL_RSS_HASH_TYPE_IPV4_PAYLOAD |
IWL_RSS_HASH_TYPE_IPV6_TCP |
IWL_RSS_HASH_TYPE_IPV6_UDP |
IWL_RSS_HASH_TYPE_IPV6_PAYLOAD,
};
if (mvm->trans->num_rx_queues == 1)
return 0;
/* Do not direct RSS traffic to Q 0 which is our fallback queue */
for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
cmd.indirection_table[i] =
1 + (i % (mvm->trans->num_rx_queues - 1));
netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
}
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static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm)
{
struct iwl_dqa_enable_cmd dqa_cmd = {
.cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE),
};
u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0);
int ret;
ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd);
if (ret)
IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret);
else
IWL_DEBUG_FW(mvm, "Working in DQA mode\n");
return ret;
}
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void iwl_free_fw_paging(struct iwl_mvm *mvm)
{
int i;
if (!mvm->fw_paging_db[0].fw_paging_block)
return;
for (i = 0; i < NUM_OF_FW_PAGING_BLOCKS; i++) {
struct iwl_fw_paging *paging = &mvm->fw_paging_db[i];
if (!paging->fw_paging_block) {
IWL_DEBUG_FW(mvm,
"Paging: block %d already freed, continue to next page\n",
i);
continue;
}
dma_unmap_page(mvm->trans->dev, paging->fw_paging_phys,
paging->fw_paging_size, DMA_BIDIRECTIONAL);
__free_pages(paging->fw_paging_block,
get_order(paging->fw_paging_size));
paging->fw_paging_block = NULL;
}
kfree(mvm->trans->paging_download_buf);
mvm->trans->paging_download_buf = NULL;
mvm->trans->paging_db = NULL;
memset(mvm->fw_paging_db, 0, sizeof(mvm->fw_paging_db));
}
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static int iwl_fill_paging_mem(struct iwl_mvm *mvm, const struct fw_img *image)
{
int sec_idx, idx;
u32 offset = 0;
/*
* find where is the paging image start point:
* if CPU2 exist and it's in paging format, then the image looks like:
* CPU1 sections (2 or more)
* CPU1_CPU2_SEPARATOR_SECTION delimiter - separate between CPU1 to CPU2
* CPU2 sections (not paged)
* PAGING_SEPARATOR_SECTION delimiter - separate between CPU2
* non paged to CPU2 paging sec
* CPU2 paging CSS
* CPU2 paging image (including instruction and data)
*/
for (sec_idx = 0; sec_idx < image->num_sec; sec_idx++) {
if (image->sec[sec_idx].offset == PAGING_SEPARATOR_SECTION) {
sec_idx++;
break;
}
}
/*
* If paging is enabled there should be at least 2 more sections left
* (one for CSS and one for Paging data)
*/
if (sec_idx >= image->num_sec - 1) {
IWL_ERR(mvm, "Paging: Missing CSS and/or paging sections\n");
iwl_free_fw_paging(mvm);
return -EINVAL;
}
/* copy the CSS block to the dram */
IWL_DEBUG_FW(mvm, "Paging: load paging CSS to FW, sec = %d\n",
sec_idx);
memcpy(page_address(mvm->fw_paging_db[0].fw_paging_block),
image->sec[sec_idx].data,
mvm->fw_paging_db[0].fw_paging_size);
dma_sync_single_for_device(mvm->trans->dev,
mvm->fw_paging_db[0].fw_paging_phys,
mvm->fw_paging_db[0].fw_paging_size,
DMA_BIDIRECTIONAL);
IWL_DEBUG_FW(mvm,
"Paging: copied %d CSS bytes to first block\n",
mvm->fw_paging_db[0].fw_paging_size);
sec_idx++;
/*
* copy the paging blocks to the dram
* loop index start from 1 since that CSS block already copied to dram
* and CSS index is 0.
* loop stop at num_of_paging_blk since that last block is not full.
*/
for (idx = 1; idx < mvm->num_of_paging_blk; idx++) {
struct iwl_fw_paging *block = &mvm->fw_paging_db[idx];
memcpy(page_address(block->fw_paging_block),
image->sec[sec_idx].data + offset,
block->fw_paging_size);
dma_sync_single_for_device(mvm->trans->dev,
block->fw_paging_phys,
block->fw_paging_size,
DMA_BIDIRECTIONAL);
IWL_DEBUG_FW(mvm,
"Paging: copied %d paging bytes to block %d\n",
mvm->fw_paging_db[idx].fw_paging_size,
idx);
offset += mvm->fw_paging_db[idx].fw_paging_size;
}
/* copy the last paging block */
if (mvm->num_of_pages_in_last_blk > 0) {
struct iwl_fw_paging *block = &mvm->fw_paging_db[idx];
memcpy(page_address(block->fw_paging_block),
image->sec[sec_idx].data + offset,
FW_PAGING_SIZE * mvm->num_of_pages_in_last_blk);
dma_sync_single_for_device(mvm->trans->dev,
block->fw_paging_phys,
block->fw_paging_size,
DMA_BIDIRECTIONAL);
IWL_DEBUG_FW(mvm,
"Paging: copied %d pages in the last block %d\n",
mvm->num_of_pages_in_last_blk, idx);
}
return 0;
}
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static int iwl_alloc_fw_paging_mem(struct iwl_mvm *mvm,
const struct fw_img *image)
{
struct page *block;
dma_addr_t phys = 0;
int blk_idx, order, num_of_pages, size, dma_enabled;
if (mvm->fw_paging_db[0].fw_paging_block)
return 0;
dma_enabled = is_device_dma_capable(mvm->trans->dev);
/* ensure BLOCK_2_EXP_SIZE is power of 2 of PAGING_BLOCK_SIZE */
BUILD_BUG_ON(BIT(BLOCK_2_EXP_SIZE) != PAGING_BLOCK_SIZE);
num_of_pages = image->paging_mem_size / FW_PAGING_SIZE;
mvm->num_of_paging_blk =
DIV_ROUND_UP(num_of_pages, NUM_OF_PAGE_PER_GROUP);
mvm->num_of_pages_in_last_blk =
num_of_pages -
NUM_OF_PAGE_PER_GROUP * (mvm->num_of_paging_blk - 1);
IWL_DEBUG_FW(mvm,
"Paging: allocating mem for %d paging blocks, each block holds 8 pages, last block holds %d pages\n",
mvm->num_of_paging_blk,
mvm->num_of_pages_in_last_blk);
/*
* Allocate CSS and paging blocks in dram.
*/
for (blk_idx = 0; blk_idx < mvm->num_of_paging_blk + 1; blk_idx++) {
/* For CSS allocate 4KB, for others PAGING_BLOCK_SIZE (32K) */
size = blk_idx ? PAGING_BLOCK_SIZE : FW_PAGING_SIZE;
order = get_order(size);
block = alloc_pages(GFP_KERNEL, order);
if (!block) {
/* free all the previous pages since we failed */
iwl_free_fw_paging(mvm);
return -ENOMEM;
}
mvm->fw_paging_db[blk_idx].fw_paging_block = block;
mvm->fw_paging_db[blk_idx].fw_paging_size = size;
if (dma_enabled) {
phys = dma_map_page(mvm->trans->dev, block, 0,
PAGE_SIZE << order,
DMA_BIDIRECTIONAL);
if (dma_mapping_error(mvm->trans->dev, phys)) {
/*
* free the previous pages and the current one
* since we failed to map_page.
*/
iwl_free_fw_paging(mvm);
return -ENOMEM;
}
mvm->fw_paging_db[blk_idx].fw_paging_phys = phys;
} else {
mvm->fw_paging_db[blk_idx].fw_paging_phys =
PAGING_ADDR_SIG |
blk_idx << BLOCK_2_EXP_SIZE;
}
if (!blk_idx)
IWL_DEBUG_FW(mvm,
"Paging: allocated 4K(CSS) bytes (order %d) for firmware paging.\n",
order);
else
IWL_DEBUG_FW(mvm,
"Paging: allocated 32K bytes (order %d) for firmware paging.\n",
order);
}
return 0;
}
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static int iwl_save_fw_paging(struct iwl_mvm *mvm,
const struct fw_img *fw)
{
int ret;
ret = iwl_alloc_fw_paging_mem(mvm, fw);
if (ret)
return ret;
return iwl_fill_paging_mem(mvm, fw);
}
Contributors
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Total | 44 | 100.00% | 1 | 100.00% |
/* send paging cmd to FW in case CPU2 has paging image */
static int iwl_send_paging_cmd(struct iwl_mvm *mvm, const struct fw_img *fw)
{
struct iwl_fw_paging_cmd paging_cmd = {
.flags =
cpu_to_le32(PAGING_CMD_IS_SECURED |
PAGING_CMD_IS_ENABLED |
(mvm->num_of_pages_in_last_blk <<
PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS)),
.block_size = cpu_to_le32(BLOCK_2_EXP_SIZE),
.block_num = cpu_to_le32(mvm->num_of_paging_blk),
};
int blk_idx, size = sizeof(paging_cmd);
/* A bit hard coded - but this is the old API and will be deprecated */
if (!iwl_mvm_has_new_tx_api(mvm))
size -= NUM_OF_FW_PAGING_BLOCKS * 4;
/* loop for for all paging blocks + CSS block */
for (blk_idx = 0; blk_idx < mvm->num_of_paging_blk + 1; blk_idx++) {
dma_addr_t addr = mvm->fw_paging_db[blk_idx].fw_paging_phys;
addr = addr >> PAGE_2_EXP_SIZE;
if (iwl_mvm_has_new_tx_api(mvm)) {
__le64 phy_addr = cpu_to_le64(addr);
paging_cmd.device_phy_addr.addr64[blk_idx] = phy_addr;
} else {
__le32 phy_addr = cpu_to_le32(addr);
paging_cmd.device_phy_addr.addr32[blk_idx] = phy_addr;
}
}
return iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(FW_PAGING_BLOCK_CMD,
IWL_ALWAYS_LONG_GROUP, 0),
0, size, &paging_cmd);
}
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/*
* Send paging item cmd to FW in case CPU2 has paging image
*/
static int iwl_trans_get_paging_item(struct iwl_mvm *mvm)
{
int ret;
struct iwl_fw_get_item_cmd fw_get_item_cmd = {
.item_id = cpu_to_le32(IWL_FW_ITEM_ID_PAGING),
};
struct iwl_fw_get_item_resp *item_resp;
struct iwl_host_cmd cmd = {
.id = iwl_cmd_id(FW_GET_ITEM_CMD, IWL_ALWAYS_LONG_GROUP, 0),
.flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
.data = { &fw_get_item_cmd, },
};
cmd.len[0] = sizeof(struct iwl_fw_get_item_cmd);
ret = iwl_mvm_send_cmd(mvm, &cmd);
if (ret) {
IWL_ERR(mvm,
"Paging: Failed to send FW_GET_ITEM_CMD cmd (err = %d)\n",
ret);
return ret;
}
item_resp = (void *)((struct iwl_rx_packet *)cmd.resp_pkt)->data;
if (item_resp->item_id != cpu_to_le32(IWL_FW_ITEM_ID_PAGING)) {
IWL_ERR(mvm,
"Paging: got wrong item in FW_GET_ITEM_CMD resp (item_id = %u)\n",
le32_to_cpu(item_resp->item_id));
ret = -EIO;
goto exit;
}
/* Add an extra page for headers */
mvm->trans->paging_download_buf = kzalloc(PAGING_BLOCK_SIZE +
FW_PAGING_SIZE,
GFP_KERNEL);
if (!mvm->trans->paging_download_buf) {
ret = -ENOMEM;
goto exit;
}
mvm->trans->paging_req_addr = le32_to_cpu(item_resp->item_val);
mvm->trans->paging_db = mvm->fw_paging_db;
IWL_DEBUG_FW(mvm,
"Paging: got paging request address (paging_req_addr 0x%08x)\n",
mvm->trans->paging_req_addr);
exit:
iwl_free_resp(&cmd);
return ret;
}
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static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data)
{
struct iwl_mvm *mvm =
container_of(notif_wait, struct iwl_mvm, notif_wait);
struct iwl_mvm_alive_data *alive_data = data;
struct mvm_alive_resp_v3 *palive3;
struct mvm_alive_resp *palive;
struct iwl_umac_alive *umac;
struct iwl_lmac_alive *lmac1;
struct iwl_lmac_alive *lmac2 = NULL;
u16 status;
if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) {
palive = (void *)pkt->data;
umac = &palive->umac_data;
lmac1 = &palive->lmac_data[0];
lmac2 = &palive->lmac_data[1];
status = le16_to_cpu(palive->status);
} else {
palive3 = (void *)pkt->data;
umac = &palive3->umac_data;
lmac1 = &palive3->lmac_data;
status = le16_to_cpu(palive3->status);
}
mvm->error_event_table[0] = le32_to_cpu(lmac1->error_event_table_ptr);
if (lmac2)
mvm->error_event_table[1] =
le32_to_cpu(lmac2->error_event_table_ptr);
mvm->log_event_table = le32_to_cpu(lmac1->log_event_table_ptr);
mvm->sf_space.addr = le32_to_cpu(lmac1->st_fwrd_addr);
mvm->sf_space.size = le32_to_cpu(lmac1->st_fwrd_size);
mvm->umac_error_event_table = le32_to_cpu(umac->error_info_addr);
alive_data->scd_base_addr = le32_to_cpu(lmac1->scd_base_ptr);
alive_data->valid = status == IWL_ALIVE_STATUS_OK;
if (mvm->umac_error_event_table)
mvm->support_umac_log = true;
IWL_DEBUG_FW(mvm,
"Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
status, lmac1->ver_type, lmac1->ver_subtype);
if (lmac2)
IWL_DEBUG_FW(mvm, "Alive ucode CDB\n");
IWL_DEBUG_FW(mvm,
"UMAC version: Major - 0x%x, Minor - 0x%x\n",
le32_to_cpu(umac->umac_major),
le32_to_cpu(umac->umac_minor));
return true;
}
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Eran Harary | 45 | 13.55% | 2 | 33.33% |
Total | 332 | 100.00% | 6 | 100.00% |
static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data)
{
WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
return true;
}
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static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data)
{
struct iwl_phy_db *phy_db = data;
if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
return true;
}
WARN_ON(iwl_phy_db_set_section(phy_db, pkt));
return false;
}
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static int iwl_mvm_init_paging(struct iwl_mvm *mvm)
{
const struct fw_img *fw = &mvm->fw->img[mvm->cur_ucode];
int ret;
/*
* Configure and operate fw paging mechanism.
* The driver configures the paging flow only once.
* The CPU2 paging image is included in the IWL_UCODE_INIT image.
*/
if (!fw->paging_mem_size)
return 0;
/*
* When dma is not enabled, the driver needs to copy / write
* the downloaded / uploaded page to / from the smem.
* This gets the location of the place were the pages are
* stored.
*/
if (!is_device_dma_capable(mvm->trans->dev)) {
ret = iwl_trans_get_paging_item(mvm);
if (ret) {
IWL_ERR(mvm, "failed to get FW paging item\n");
return ret;
}
}
ret = iwl_save_fw_paging(mvm, fw);
if (ret) {
IWL_ERR(mvm, "failed to save the FW paging image\n");
return ret;
}
ret = iwl_send_paging_cmd(mvm, fw);
if (ret) {
IWL_ERR(mvm, "failed to send the paging cmd\n");
iwl_free_fw_paging(mvm);
return ret;
}
return 0;
}
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static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
enum iwl_ucode_type ucode_type)
{
struct iwl_notification_wait alive_wait;
struct iwl_mvm_alive_data alive_data;
const struct fw_img *fw;
int ret, i;
enum iwl_ucode_type old_type = mvm->cur_ucode;
static const u16 alive_cmd[] = { MVM_ALIVE };
struct iwl_sf_region st_fwrd_space;
if (ucode_type == IWL_UCODE_REGULAR &&
iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
!(fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER);
else
fw = iwl_get_ucode_image(mvm->fw, ucode_type);
if (WARN_ON(!fw))
return -EINVAL;
mvm->cur_ucode = ucode_type;
mvm->ucode_loaded = false;
iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
alive_cmd, ARRAY_SIZE(alive_cmd),
iwl_alive_fn, &alive_data);
ret = iwl_trans_start_fw(mvm->trans, fw, ucode_type == IWL_UCODE_INIT);
if (ret) {
mvm->cur_ucode = old_type;
iwl_remove_notification(&mvm->notif_wait, &alive_wait);
return ret;
}
/*
* Some things may run in the background now, but we
* just wait for the ALIVE notification here.
*/
ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
MVM_UCODE_ALIVE_TIMEOUT);
if (ret) {
if (mvm->trans->cfg->device_family == IWL_DEVICE_FAMILY_8000)
IWL_ERR(mvm,
"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
iwl_read_prph(mvm->trans, SB_CPU_1_STATUS),
iwl_read_prph(mvm->trans, SB_CPU_2_STATUS));
mvm->cur_ucode = old_type;
return ret;
}
if (!alive_data.valid) {
IWL_ERR(mvm, "Loaded ucode is not valid!\n");
mvm->cur_ucode = old_type;
return -EIO;
}
/*
* update the sdio allocation according to the pointer we get in the
* alive notification.
*/
st_fwrd_space.addr = mvm->sf_space.addr;
st_fwrd_space.size = mvm->sf_space.size;
ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space);
if (ret) {
IWL_ERR(mvm, "Failed to update SF size. ret %d\n", ret);
return ret;
}
iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
/*
* Note: all the queues are enabled as part of the interface
* initialization, but in firmware restart scenarios they
* could be stopped, so wake them up. In firmware restart,
* mac80211 will have the queues stopped as well until the
* reconfiguration completes. During normal startup, they
* will be empty.
*/
memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
if (iwl_mvm_is_dqa_supported(mvm))
mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].hw_queue_refcount = 1;
else
mvm->queue_info[IWL_MVM_CMD_QUEUE].hw_queue_refcount = 1;
for (i = 0; i < IEEE80211_MAX_QUEUES; i++)
atomic_set(&mvm->mac80211_queue_stop_count[i], 0);
mvm->ucode_loaded = true;
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 257 | 58.94% | 3 | 18.75% |
Eran Harary | 61 | 13.99% | 2 | 12.50% |
Dor Shaish | 37 | 8.49% | 1 | 6.25% |
Sara Sharon | 21 | 4.82% | 2 | 12.50% |
Eyal Shapira | 18 | 4.13% | 1 | 6.25% |
Golan Ben-Ami | 15 | 3.44% | 1 | 6.25% |
Matti Gottlieb | 15 | 3.44% | 2 | 12.50% |
Liad Kaufman | 7 | 1.61% | 2 | 12.50% |
Sharon Dvir | 4 | 0.92% | 1 | 6.25% |
Emmanuel Grumbach | 1 | 0.23% | 1 | 6.25% |
Total | 436 | 100.00% | 16 | 100.00% |
static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
{
struct iwl_phy_cfg_cmd phy_cfg_cmd;
enum iwl_ucode_type ucode_type = mvm->cur_ucode;
/* Set parameters */
phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
phy_cfg_cmd.calib_control.event_trigger =
mvm->fw->default_calib[ucode_type].event_trigger;
phy_cfg_cmd.calib_control.flow_trigger =
mvm->fw->default_calib[ucode_type].flow_trigger;
IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
phy_cfg_cmd.phy_cfg);
return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0,
sizeof(phy_cfg_cmd), &phy_cfg_cmd);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 95 | 95.96% | 1 | 33.33% |
Moshe Harel | 3 | 3.03% | 1 | 33.33% |
Emmanuel Grumbach | 1 | 1.01% | 1 | 33.33% |
Total | 99 | 100.00% | 3 | 100.00% |
int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
{
struct iwl_notification_wait calib_wait;
static const u16 init_complete[] = {
INIT_COMPLETE_NOTIF,
CALIB_RES_NOTIF_PHY_DB
};
int ret;
lockdep_assert_held(&mvm->mutex);
if (WARN_ON_ONCE(mvm->calibrating))
return 0;
iwl_init_notification_wait(&mvm->notif_wait,
&calib_wait,
init_complete,
ARRAY_SIZE(init_complete),
iwl_wait_phy_db_entry,
mvm->phy_db);
/* Will also start the device */
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
if (ret) {
IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
goto error;
}
ret = iwl_send_bt_init_conf(mvm);
if (ret)
goto error;
/* Read the NVM only at driver load time, no need to do this twice */
if (read_nvm) {
/* Read nvm */
ret = iwl_nvm_init(mvm, true);
if (ret) {
IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
goto error;
}
}
/* In case we read the NVM from external file, load it to the NIC */
if (mvm->nvm_file_name)
iwl_mvm_load_nvm_to_nic(mvm);
ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans);
WARN_ON(ret);
/*
* abort after reading the nvm in case RF Kill is on, we will complete
* the init seq later when RF kill will switch to off
*/
if (iwl_mvm_is_radio_hw_killed(mvm)) {
IWL_DEBUG_RF_KILL(mvm,
"jump over all phy activities due to RF kill\n");
iwl_remove_notification(&mvm->notif_wait, &calib_wait);
ret = 1;
goto out;
}
mvm->calibrating = true;
/* Send TX valid antennas before triggering calibrations */
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto error;
/*
* Send phy configurations command to init uCode
* to start the 16.0 uCode init image internal calibrations.
*/
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
ret);
goto error;
}
/*
* Some things may run in the background now, but we
* just wait for the calibration complete notification.
*/
ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
MVM_UCODE_CALIB_TIMEOUT);
if (ret && iwl_mvm_is_radio_hw_killed(mvm)) {
IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
ret = 1;
}
goto out;
error:
iwl_remove_notification(&mvm->notif_wait, &calib_wait);
out:
mvm->calibrating = false;
if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
/* we want to debug INIT and we have no NVM - fake */
mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
sizeof(struct ieee80211_channel) +
sizeof(struct ieee80211_rate),
GFP_KERNEL);
if (!mvm->nvm_data)
return -ENOMEM;
mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
mvm->nvm_data->bands[0].n_channels = 1;
mvm->nvm_data->bands[0].n_bitrates = 1;
mvm->nvm_data->bands[0].bitrates =
(void *)mvm->nvm_data->channels + 1;
mvm->nvm_data->bands[0].bitrates->hw_value = 10;
}
return ret;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 236 | 50.43% | 1 | 7.14% |
Sara Sharon | 111 | 23.72% | 2 | 14.29% |
Emmanuel Grumbach | 46 | 9.83% | 3 | 21.43% |
Eran Harary | 33 | 7.05% | 3 | 21.43% |
Dor Shaish | 17 | 3.63% | 1 | 7.14% |
Arik Nemtsov | 12 | 2.56% | 2 | 14.29% |
Eytan Lifshitz | 10 | 2.14% | 1 | 7.14% |
Moshe Harel | 3 | 0.64% | 1 | 7.14% |
Total | 468 | 100.00% | 14 | 100.00% |
int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
{
struct iwl_notification_wait init_wait;
struct iwl_nvm_access_complete_cmd nvm_complete = {};
static const u16 init_complete[] = {
INIT_COMPLETE_NOTIF,
};
int ret;
lockdep_assert_held(&mvm->mutex);
iwl_init_notification_wait(&mvm->notif_wait,
&init_wait,
init_complete,
ARRAY_SIZE(init_complete),
iwl_wait_init_complete,
NULL);
/* Will also start the device */
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
goto error;
}
/* TODO: remove when integrating context info */
ret = iwl_mvm_init_paging(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to init paging: %d\n",
ret);
goto error;
}
/* Read the NVM only at driver load time, no need to do this twice */
if (read_nvm) {
/* Read nvm */
ret = iwl_nvm_init(mvm, true);
if (ret) {
IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
goto error;
}
}
/* In case we read the NVM from external file, load it to the NIC */
if (mvm->nvm_file_name)
iwl_mvm_load_nvm_to_nic(mvm);
ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans);
if (WARN_ON(ret))
goto error;
ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
NVM_ACCESS_COMPLETE), 0,
sizeof(nvm_complete), &nvm_complete);
if (ret) {
IWL_ERR(mvm, "Failed to run complete NVM access: %d\n",
ret);
goto error;
}
/* We wait for the INIT complete notification */
return iwl_wait_notification(&mvm->notif_wait, &init_wait,
MVM_UCODE_ALIVE_TIMEOUT);
error:
iwl_remove_notification(&mvm->notif_wait, &init_wait);
return ret;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Sara Sharon | 242 | 92.02% | 1 | 50.00% |
Johannes Berg | 21 | 7.98% | 1 | 50.00% |
Total | 263 | 100.00% | 2 | 100.00% |
static void iwl_mvm_parse_shared_mem_a000(struct iwl_mvm *mvm,
struct iwl_rx_packet *pkt)
{
struct iwl_shared_mem_cfg *mem_cfg = (void *)pkt->data;
int i;
mvm->shared_mem_cfg.num_txfifo_entries =
ARRAY_SIZE(mvm->shared_mem_cfg.txfifo_size);
for (i = 0; i < ARRAY_SIZE(mem_cfg->txfifo_size); i++)
mvm->shared_mem_cfg.txfifo_size[i] =
le32_to_cpu(mem_cfg->txfifo_size[i]);
for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.rxfifo_size); i++)
mvm->shared_mem_cfg.rxfifo_size[i] =
le32_to_cpu(mem_cfg->rxfifo_size[i]);
BUILD_BUG_ON(sizeof(mvm->shared_mem_cfg.internal_txfifo_size) !=
sizeof(mem_cfg->internal_txfifo_size));
for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.internal_txfifo_size);
i++)
mvm->shared_mem_cfg.internal_txfifo_size[i] =
le32_to_cpu(mem_cfg->internal_txfifo_size[i]);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Sara Sharon | 110 | 60.77% | 1 | 33.33% |
Liad Kaufman | 61 | 33.70% | 1 | 33.33% |
Golan Ben-Ami | 10 | 5.52% | 1 | 33.33% |
Total | 181 | 100.00% | 3 | 100.00% |
static void iwl_mvm_parse_shared_mem(struct iwl_mvm *mvm,
struct iwl_rx_packet *pkt)
{
struct iwl_shared_mem_cfg_v1 *mem_cfg = (void *)pkt->data;
int i;
mvm->shared_mem_cfg.num_txfifo_entries =
ARRAY_SIZE(mvm->shared_mem_cfg.txfifo_size);
for (i = 0; i < ARRAY_SIZE(mem_cfg->txfifo_size); i++)
mvm->shared_mem_cfg.txfifo_size[i] =
le32_to_cpu(mem_cfg->txfifo_size[i]);
for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.rxfifo_size); i++)
mvm->shared_mem_cfg.rxfifo_size[i] =
le32_to_cpu(mem_cfg->rxfifo_size[i]);
/* new API has more data, from rxfifo_addr field and on */
if (fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) {
BUILD_BUG_ON(sizeof(mvm->shared_mem_cfg.internal_txfifo_size) !=
sizeof(mem_cfg->internal_txfifo_size));
for (i = 0;
i < ARRAY_SIZE(mvm->shared_mem_cfg.internal_txfifo_size);
i++)
mvm->shared_mem_cfg.internal_txfifo_size[i] =
le32_to_cpu(mem_cfg->internal_txfifo_size[i]);
}
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Liad Kaufman | 84 | 42.42% | 1 | 33.33% |
Golan Ben-Ami | 74 | 37.37% | 1 | 33.33% |
Sara Sharon | 40 | 20.20% | 1 | 33.33% |
Total | 198 | 100.00% | 3 | 100.00% |
static void iwl_mvm_get_shared_mem_conf(struct iwl_mvm *mvm)
{
struct iwl_host_cmd cmd = {
.flags = CMD_WANT_SKB,
.data = { NULL, },
.len = { 0, },
};
struct iwl_rx_packet *pkt;
lockdep_assert_held(&mvm->mutex);
if (fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))
cmd.id = iwl_cmd_id(SHARED_MEM_CFG_CMD, SYSTEM_GROUP, 0);
else
cmd.id = SHARED_MEM_CFG;
if (WARN_ON(iwl_mvm_send_cmd(mvm, &cmd)))
return;
pkt = cmd.resp_pkt;
if (iwl_mvm_has_new_tx_api(mvm))
iwl_mvm_parse_shared_mem_a000(mvm, pkt);
else
iwl_mvm_parse_shared_mem(mvm, pkt);
IWL_DEBUG_INFO(mvm, "SHARED MEM CFG: got memory offsets/sizes\n");
iwl_free_resp(&cmd);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Sara Sharon | 124 | 89.86% | 1 | 50.00% |
Liad Kaufman | 14 | 10.14% | 1 | 50.00% |
Total | 138 | 100.00% | 2 | 100.00% |
static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
{
struct iwl_ltr_config_cmd cmd = {
.flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
};
if (!mvm->trans->ltr_enabled)
return 0;
return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
sizeof(cmd), &cmd);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Emmanuel Grumbach | 55 | 100.00% | 1 | 100.00% |
Total | 55 | 100.00% | 1 | 100.00% |
#define ACPI_WRDS_METHOD "WRDS"
#define ACPI_WRDS_WIFI (0x07)
#define ACPI_WRDS_TABLE_SIZE 10
struct iwl_mvm_sar_table {
bool enabled;
u8 values[ACPI_WRDS_TABLE_SIZE];
};
#ifdef CONFIG_ACPI
static int iwl_mvm_sar_get_wrds(struct iwl_mvm *mvm, union acpi_object *wrds,
struct iwl_mvm_sar_table *sar_table)
{
union acpi_object *data_pkg;
u32 i;
/* We need at least two packages, one for the revision and one
* for the data itself. Also check that the revision is valid
* (i.e. it is an integer set to 0).
*/
if (wrds->type != ACPI_TYPE_PACKAGE ||
wrds->package.count < 2 ||
wrds->package.elements[0].type != ACPI_TYPE_INTEGER ||
wrds->package.elements[0].integer.value != 0) {
IWL_DEBUG_RADIO(mvm, "Unsupported wrds structure\n");
return -EINVAL;
}
/* loop through all the packages to find the one for WiFi */
for (i = 1; i < wrds->package.count; i++) {
union acpi_object *domain;
data_pkg = &wrds->package.elements[i];
/* Skip anything that is not a package with the right
* amount of elements (i.e. domain_type,
* enabled/disabled plus the sar table size.
*/
if (data_pkg->type != ACPI_TYPE_PACKAGE ||
data_pkg->package.count != ACPI_WRDS_TABLE_SIZE + 2)
continue;
domain = &data_pkg->package.elements[0];
if (domain->type == ACPI_TYPE_INTEGER &&
domain->integer.value == ACPI_WRDS_WIFI)
break;
data_pkg = NULL;
}
if (!data_pkg)
return -ENOENT;
if (data_pkg->package.elements[1].type != ACPI_TYPE_INTEGER)
return -EINVAL;
sar_table->enabled = !!(data_pkg->package.elements[1].integer.value);
for (i = 0; i < ACPI_WRDS_TABLE_SIZE; i++) {
union acpi_object *entry;
entry = &data_pkg->package.elements[i + 2];
if ((entry->type != ACPI_TYPE_INTEGER) ||
(entry->integer.value > U8_MAX))
return -EINVAL;
sar_table->values[i] = entry->integer.value;
}
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Luciano Coelho | 255 | 85.00% | 1 | 16.67% |
Johannes Berg | 29 | 9.67% | 2 | 33.33% |
Eran Harary | 9 | 3.00% | 1 | 16.67% |
Arik Nemtsov | 4 | 1.33% | 1 | 16.67% |
Ilan Peer | 3 | 1.00% | 1 | 16.67% |
Total | 300 | 100.00% | 6 | 100.00% |
static int iwl_mvm_sar_get_table(struct iwl_mvm *mvm,
struct iwl_mvm_sar_table *sar_table)
{
acpi_handle root_handle;
acpi_handle handle;
struct acpi_buffer wrds = {ACPI_ALLOCATE_BUFFER, NULL};
acpi_status status;
int ret;
root_handle = ACPI_HANDLE(mvm->dev);
if (!root_handle) {
IWL_DEBUG_RADIO(mvm,
"Could not retrieve root port ACPI handle\n");
return -ENOENT;
}
/* Get the method's handle */
status = acpi_get_handle(root_handle, (acpi_string)ACPI_WRDS_METHOD,
&handle);
if (ACPI_FAILURE(status)) {
IWL_DEBUG_RADIO(mvm, "WRDS method not found\n");
return -ENOENT;
}
/* Call WRDS with no arguments */
status = acpi_evaluate_object(handle, NULL, NULL, &wrds);
if (ACPI_FAILURE(status)) {
IWL_DEBUG_RADIO(mvm, "WRDS invocation failed (0x%x)\n", status);
return -ENOENT;
}
ret = iwl_mvm_sar_get_wrds(mvm, wrds.pointer, sar_table);
kfree(wrds.pointer);
return ret;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Luciano Coelho | 161 | 100.00% | 1 | 100.00% |
Total | 161 | 100.00% | 1 | 100.00% |
#else /* CONFIG_ACPI */
static int iwl_mvm_sar_get_table(struct iwl_mvm *mvm,
struct iwl_mvm_sar_table *sar_table)
{
return -ENOENT;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Luciano Coelho | 20 | 100.00% | 1 | 100.00% |
Total | 20 | 100.00% | 1 | 100.00% |
#endif /* CONFIG_ACPI */
static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
{
struct iwl_mvm_sar_table sar_table;
struct iwl_dev_tx_power_cmd cmd = {
.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
};
int ret, i, j, idx;
int len = sizeof(cmd);
if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TX_POWER_ACK))
len = sizeof(cmd.v3);
ret = iwl_mvm_sar_get_table(mvm, &sar_table);
if (ret < 0) {
IWL_DEBUG_RADIO(mvm,
"SAR BIOS table invalid or unavailable. (%d)\n",
ret);
/* we don't fail if the table is not available */
return 0;
}
if (!sar_table.enabled)
return 0;
IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
BUILD_BUG_ON(IWL_NUM_CHAIN_LIMITS * IWL_NUM_SUB_BANDS !=
ACPI_WRDS_TABLE_SIZE);
for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i);
for (j = 0; j < IWL_NUM_SUB_BANDS; j++) {
idx = (i * IWL_NUM_SUB_BANDS) + j;
cmd.v3.per_chain_restriction[i][j] =
cpu_to_le16(sar_table.values[idx]);
IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n",
j, sar_table.values[idx]);
}
}
ret = iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
if (ret)
IWL_ERR(mvm, "failed to set per-chain TX power: %d\n", ret);
return ret;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Luciano Coelho | 248 | 100.00% | 2 | 100.00% |
Total | 248 | 100.00% | 2 | 100.00% |
static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
{
int ret;
if (iwl_mvm_has_new_tx_api(mvm))
return iwl_run_unified_mvm_ucode(mvm, false);
ret = iwl_run_init_mvm_ucode(mvm, false);
if (iwlmvm_mod_params.init_dbg)
return 0;
if (ret) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
/* this can't happen */
if (WARN_ON(ret > 0))
ret = -ERFKILL;
return ret;
}
/*
* Stop and start the transport without entering low power
* mode. This will save the state of other components on the
* device that are triggered by the INIT firwmare (MFUART).
*/
_iwl_trans_stop_device(mvm->trans, false);
ret = _iwl_trans_start_hw(mvm->trans, false);
if (ret)
return ret;
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
if (ret)
return ret;
return iwl_mvm_init_paging(mvm);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Luciano Coelho | 96 | 73.85% | 1 | 33.33% |
Sara Sharon | 34 | 26.15% | 2 | 66.67% |
Total | 130 | 100.00% | 3 | 100.00% |
int iwl_mvm_up(struct iwl_mvm *mvm)
{
int ret, i;
struct ieee80211_channel *chan;
struct cfg80211_chan_def chandef;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
ret = iwl_mvm_load_rt_fw(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
goto error;
}
iwl_mvm_get_shared_mem_conf(mvm);
ret = iwl_mvm_sf_update(mvm, NULL, false);
if (ret)
IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
mvm->fw_dbg_conf = FW_DBG_INVALID;
/* if we have a destination, assume EARLY START */
if (mvm->fw->dbg_dest_tlv)
mvm->fw_dbg_conf = FW_DBG_START_FROM_ALIVE;
iwl_mvm_start_fw_dbg_conf(mvm, FW_DBG_START_FROM_ALIVE);
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto error;
ret = iwl_send_bt_init_conf(mvm);
if (ret)
goto error;
/* Send phy db control command and then phy db calibration*/
if (!iwl_mvm_has_new_tx_api(mvm)) {
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
}
/* Init RSS configuration */
if (iwl_mvm_has_new_rx_api(mvm)) {
ret = iwl_send_rss_cfg_cmd(mvm);
if (ret) {
IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
ret);
goto error;
}
}
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < IWL_MVM_STATION_COUNT; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
mvm->tdls_cs.peer.sta_id = IWL_MVM_STATION_COUNT;
/* reset quota debouncing buffer - 0xff will yield invalid data */
memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
/* Enable DQA-mode if required */
if (iwl_mvm_is_dqa_supported(mvm)) {
ret = iwl_mvm_send_dqa_cmd(mvm);
if (ret)
goto error;
} else {
IWL_DEBUG_FW(mvm, "Working in non-DQA mode\n");
}
/* Add auxiliary station for scanning */
ret = iwl_mvm_add_aux_sta(mvm);
if (ret)
goto error;
/* Add all the PHY contexts */
chan = &mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[0];
cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
for (i = 0; i < NUM_PHY_CTX; i++) {
/*
* The channel used here isn't relevant as it's
* going to be overwritten in the other flows.
* For now use the first channel we have.
*/
ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
&chandef, 1, 1);
if (ret)
goto error;
}
#ifdef CONFIG_THERMAL
if (iwl_mvm_is_tt_in_fw(mvm)) {
/* in order to give the responsibility of ct-kill and
* TX backoff to FW we need to send empty temperature reporting
* cmd during init time
*/
iwl_mvm_send_temp_report_ths_cmd(mvm);
} else {
/* Initialize tx backoffs to the minimal possible */
iwl_mvm_tt_tx_backoff(mvm, 0);
}
/* TODO: read the budget from BIOS / Platform NVM */
if (iwl_mvm_is_ctdp_supported(mvm) && mvm->cooling_dev.cur_state > 0) {
ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
mvm->cooling_dev.cur_state);
if (ret)
goto error;
}
#else
/* Initialize tx backoffs to the minimal possible */
iwl_mvm_tt_tx_backoff(mvm, 0);
#endif
WARN_ON(iwl_mvm_config_ltr(mvm));
ret = iwl_mvm_power_update_device(mvm);
if (ret)
goto error;
/*
* RTNL is not taken during Ct-kill, but we don't need to scan/Tx
* anyway, so don't init MCC.
*/
if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
ret = iwl_mvm_init_mcc(mvm);
if (ret)
goto error;
}
if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
ret = iwl_mvm_config_scan(mvm);
if (ret)
goto error;
}
if (iwl_mvm_is_csum_supported(mvm) &&
mvm->cfg->features & NETIF_F_RXCSUM)
iwl_trans_write_prph(mvm->trans, RX_EN_CSUM, 0x3);
/* allow FW/transport low power modes if not during restart */
if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
ret = iwl_mvm_sar_init(mvm);
if (ret)
goto error;
IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
return 0;
error:
iwl_mvm_stop_device(mvm);
return ret;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 139 | 20.90% | 4 | 12.50% |
Sara Sharon | 103 | 15.49% | 2 | 6.25% |
Ilan Peer | 74 | 11.13% | 1 | 3.12% |
Chaya Rachel Ivgy | 65 | 9.77% | 3 | 9.38% |
Liad Kaufman | 51 | 7.67% | 3 | 9.38% |
Emmanuel Grumbach | 50 | 7.52% | 7 | 21.88% |
Arik Nemtsov | 40 | 6.02% | 3 | 9.38% |
Avri Altman | 26 | 3.91% | 1 | 3.12% |
Luciano Coelho | 25 | 3.76% | 2 | 6.25% |
David Spinadel | 25 | 3.76% | 1 | 3.12% |
Lilach Edelstein | 22 | 3.31% | 1 | 3.12% |
Eliad Peller | 21 | 3.16% | 1 | 3.12% |
Alexander Bondar | 13 | 1.95% | 1 | 3.12% |
Ido Yariv | 8 | 1.20% | 1 | 3.12% |
Moshe Harel | 3 | 0.45% | 1 | 3.12% |
Total | 665 | 100.00% | 32 | 100.00% |
int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
{
int ret, i;
lockdep_assert_held(&mvm->mutex);
ret = iwl_trans_start_hw(mvm->trans);
if (ret)
return ret;
ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
if (ret) {
IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
goto error;
}
ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
if (ret)
goto error;
/* Send phy db control command and then phy db calibration*/
ret = iwl_send_phy_db_data(mvm->phy_db);
if (ret)
goto error;
ret = iwl_send_phy_cfg_cmd(mvm);
if (ret)
goto error;
/* init the fw <-> mac80211 STA mapping */
for (i = 0; i < IWL_MVM_STATION_COUNT; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
/* Add auxiliary station for scanning */
ret = iwl_mvm_add_aux_sta(mvm);
if (ret)
goto error;
return 0;
error:
iwl_mvm_stop_device(mvm);
return ret;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 166 | 97.65% | 1 | 33.33% |
Moshe Harel | 3 | 1.76% | 1 | 33.33% |
Chaya Rachel Ivgy | 1 | 0.59% | 1 | 33.33% |
Total | 170 | 100.00% | 3 | 100.00% |
void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_card_state_notif *card_state_notif = (void *)pkt->data;
u32 flags = le32_to_cpu(card_state_notif->flags);
IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n",
(flags & HW_CARD_DISABLED) ? "Kill" : "On",
(flags & SW_CARD_DISABLED) ? "Kill" : "On",
(flags & CT_KILL_CARD_DISABLED) ?
"Reached" : "Not reached");
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 85 | 100.00% | 2 | 100.00% |
Total | 85 | 100.00% | 2 | 100.00% |
void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
IWL_DEBUG_INFO(mvm,
"MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
le32_to_cpu(mfuart_notif->installed_ver),
le32_to_cpu(mfuart_notif->external_ver),
le32_to_cpu(mfuart_notif->status),
le32_to_cpu(mfuart_notif->duration));
if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif))
IWL_DEBUG_INFO(mvm,
"MFUART: image size: 0x%08x\n",
le32_to_cpu(mfuart_notif->image_size));
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Chaya Rachel Ivgy | 51 | 51.00% | 1 | 25.00% |
Golan Ben-Ami | 48 | 48.00% | 2 | 50.00% |
Johannes Berg | 1 | 1.00% | 1 | 25.00% |
Total | 100 | 100.00% | 4 | 100.00% |
Overall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Sara Sharon | 1404 | 23.46% | 14 | 16.67% |
Johannes Berg | 1275 | 21.30% | 8 | 9.52% |
Matti Gottlieb | 1097 | 18.33% | 6 | 7.14% |
Luciano Coelho | 843 | 14.09% | 3 | 3.57% |
Emmanuel Grumbach | 305 | 5.10% | 15 | 17.86% |
Liad Kaufman | 300 | 5.01% | 5 | 5.95% |
Golan Ben-Ami | 150 | 2.51% | 5 | 5.95% |
Eran Harary | 148 | 2.47% | 6 | 7.14% |
Chaya Rachel Ivgy | 117 | 1.95% | 4 | 4.76% |
Ilan Peer | 77 | 1.29% | 1 | 1.19% |
Arik Nemtsov | 56 | 0.94% | 5 | 5.95% |
Dor Shaish | 54 | 0.90% | 2 | 2.38% |
Avri Altman | 26 | 0.43% | 1 | 1.19% |
David Spinadel | 25 | 0.42% | 1 | 1.19% |
Lilach Edelstein | 22 | 0.37% | 1 | 1.19% |
Eliad Peller | 21 | 0.35% | 1 | 1.19% |
Eyal Shapira | 18 | 0.30% | 1 | 1.19% |
Alexander Bondar | 13 | 0.22% | 1 | 1.19% |
Moshe Harel | 12 | 0.20% | 1 | 1.19% |
Eytan Lifshitz | 10 | 0.17% | 1 | 1.19% |
Ido Yariv | 8 | 0.13% | 1 | 1.19% |
Sharon Dvir | 4 | 0.07% | 1 | 1.19% |
Total | 5985 | 100.00% | 84 | 100.00% |
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