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iwlwifi: dbg_ini: implement monitor sram memory dump

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Implement monitor sram memory dump in the new dump mechanism.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Shahar S Matityahu
2018-12-16 14:02:29 +02:00
committed by Luca Coelho
parent 6dcdd16577
commit e41e2c2676
2 changed files with 18 additions and 6 deletions
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23
drivers/net/wireless/intel/iwlwifi/fw/dbg.c
View File

@@ -1284,6 +1284,7 @@ static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt,
case IWL_FW_INI_REGION_PERIPHERY_MAC:
case IWL_FW_INI_REGION_PERIPHERY_PHY:
case IWL_FW_INI_REGION_PERIPHERY_AUX:
case IWL_FW_INI_REGION_INTERNAL_BUFFER:
case IWL_FW_INI_REGION_CSR:
size += hdr_len + dump_header_len + range_header_len *
iwl_dump_ini_mem_ranges(fwrt, reg) +
@@ -1312,7 +1313,6 @@ static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt,
}
case IWL_FW_INI_REGION_DRAM_BUFFER:
/* Transport takes care of DRAM dumping */
case IWL_FW_INI_REGION_INTERNAL_BUFFER:
case IWL_FW_INI_REGION_DRAM_IMR:
/* Undefined yet */
default:
@@ -1346,6 +1346,7 @@ static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt,
type = le32_to_cpu(reg->region_type);
switch (type) {
case IWL_FW_INI_REGION_DEVICE_MEMORY:
case IWL_FW_INI_REGION_INTERNAL_BUFFER:
ops.get_num_of_ranges = iwl_dump_ini_mem_ranges;
ops.get_size = iwl_dump_ini_mem_get_size;
ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header;
@@ -1396,7 +1397,6 @@ static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt,
iwl_dump_ini_mem(fwrt, type, data, reg, &ops);
break;
case IWL_FW_INI_REGION_DRAM_IMR:
case IWL_FW_INI_REGION_INTERNAL_BUFFER:
/* This is undefined yet */
default:
break;
@@ -1853,7 +1853,8 @@ iwl_fw_dbg_buffer_allocation(struct iwl_fw_runtime *fwrt, u32 size)
}
static void iwl_fw_dbg_buffer_apply(struct iwl_fw_runtime *fwrt,
struct iwl_fw_ini_allocation_data *alloc)
struct iwl_fw_ini_allocation_data *alloc,
enum iwl_fw_ini_apply_point pnt)
{
struct iwl_trans *trans = fwrt->trans;
struct iwl_ldbg_config_cmd ldbg_cmd = {
@@ -1867,9 +1868,19 @@ static void iwl_fw_dbg_buffer_apply(struct iwl_fw_runtime *fwrt,
.len[0] = sizeof(ldbg_cmd),
};
int block_idx = trans->num_blocks;
u32 buf_location = le32_to_cpu(alloc->tlv.buffer_location);
if (le32_to_cpu(alloc->tlv.buffer_location) !=
IWL_FW_INI_LOCATION_DRAM_PATH)
if (buf_location == IWL_FW_INI_LOCATION_SRAM_PATH) {
if (!WARN(pnt != IWL_FW_INI_APPLY_EARLY,
"Invalid apply point %d for SMEM buffer allocation",
pnt))
/* set sram monitor by enabling bit 7 */
iwl_set_bit(fwrt->trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM);
return;
}
if (buf_location != IWL_FW_INI_LOCATION_DRAM_PATH)
return;
if (!alloc->is_alloc) {
@@ -2017,7 +2028,7 @@ static void _iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt,
case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION: {
struct iwl_fw_ini_allocation_data *buf_alloc = ini_tlv;
iwl_fw_dbg_buffer_apply(fwrt, ini_tlv);
iwl_fw_dbg_buffer_apply(fwrt, ini_tlv, pnt);
iter += sizeof(buf_alloc->is_alloc);
break;
}

1
drivers/net/wireless/intel/iwlwifi/iwl-csr.h
View File

@@ -180,6 +180,7 @@
/* Bits for CSR_HW_IF_CONFIG_REG */
#define CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH (0x00000003)
#define CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP (0x0000000C)
#define CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM (0x00000080)
#define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER (0x000000C0)
#define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI (0x00000100)
#define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI (0x00000200)