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iwlwifi: fw api: add DRAM buffer allocation command

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Add support code to be able to use the DRAM buffer allocation command,
which allows us to send information about a buffer to the firmware
to use it with the DBGC hardware.

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 2019-07-04 17:53:52 +03:00 committed by Luca Coelho
parent b108d8c782
commit 4d3f5e8e7e
3 changed files with 34 additions and 0 deletions
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32
drivers/net/wireless/intel/iwlwifi/fw/api/debug.h
View File

@ -87,6 +87,12 @@ enum iwl_debug_cmds {
* 1 - suspend DBGC recording
*/
DBGC_SUSPEND_RESUME = 0x7,
/**
* @BUFFER_ALLOCATION:
* passes DRAM buffers to a DBGC
* &struct iwl_buf_alloc_cmd
*/
BUFFER_ALLOCATION = 0x8,
/**
* @MFU_ASSERT_DUMP_NTF:
* &struct iwl_mfu_assert_dump_notif
@ -361,4 +367,30 @@ struct iwl_dbg_suspend_resume_cmd {
__le32 operation;
} __packed;
#define BUF_ALLOC_MAX_NUM_FRAGS 16
/**
* struct iwl_buf_alloc_frag - a DBGC fragment
* @addr: base address of the fragment
* @size: size of the fragment
*/
struct iwl_buf_alloc_frag {
__le64 addr;
__le32 size;
} __packed; /* FRAGMENT_STRUCTURE_API_S_VER_1 */
/**
* struct iwl_buf_alloc_cmd - buffer allocation command
* @alloc_id: &enum iwl_fw_ini_allocation_id
* @buf_location: &enum iwl_fw_ini_buffer_location
* @num_frags: number of fragments
* @frags: fragments array
*/
struct iwl_buf_alloc_cmd {
__le32 alloc_id;
__le32 buf_location;
__le32 num_frags;
struct iwl_buf_alloc_frag frags[BUF_ALLOC_MAX_NUM_FRAGS];
} __packed; /* BUFFER_ALLOCATION_CMD_API_S_VER_2 */
#endif /* __iwl_fw_api_debug_h__ */

1
drivers/net/wireless/intel/iwlwifi/fw/file.h
View File

@ -468,6 +468,7 @@ enum iwl_ucode_tlv_capa {
IWL_UCODE_TLV_CAPA_MCC_UPDATE_11AX_SUPPORT = (__force iwl_ucode_tlv_capa_t)89,
IWL_UCODE_TLV_CAPA_CSI_REPORTING = (__force iwl_ucode_tlv_capa_t)90,
IWL_UCODE_TLV_CAPA_DBG_SUSPEND_RESUME_CMD_SUPP = (__force iwl_ucode_tlv_capa_t)92,
IWL_UCODE_TLV_CAPA_DBG_BUF_ALLOC_CMD_SUPP = (__force iwl_ucode_tlv_capa_t)93,
/* set 3 */
IWL_UCODE_TLV_CAPA_MLME_OFFLOAD = (__force iwl_ucode_tlv_capa_t)96,

1
drivers/net/wireless/intel/iwlwifi/mvm/ops.c
View File

@ -468,6 +468,7 @@ static const struct iwl_hcmd_names iwl_mvm_data_path_names[] = {
*/
static const struct iwl_hcmd_names iwl_mvm_debug_names[] = {
HCMD_NAME(DBGC_SUSPEND_RESUME),
HCMD_NAME(BUFFER_ALLOCATION),
HCMD_NAME(MFU_ASSERT_DUMP_NTF),
};