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wcn36xx: Implement print_reg indication 

Some firmware versions sends a "print register indication", handle this
by printing out the content.

Cc: Nicolas Dechesne <ndec@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Bjorn Andersson 2017-01-11 16:32:20 +02:00 committed by Kalle Valo
parent 886039036c
commit 43efa3c0f2
2 changed files with 46 additions and 0 deletions
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16
drivers/net/wireless/ath/wcn36xx/hal.h
View File

@ -350,6 +350,8 @@ enum wcn36xx_hal_host_msg_type {
WCN36XX_HAL_AVOID_FREQ_RANGE_IND = 233,
WCN36XX_HAL_PRINT_REG_INFO_IND = 259,
WCN36XX_HAL_MSG_MAX = WCN36XX_HAL_MSG_TYPE_MAX_ENUM_SIZE
};
@ -4703,4 +4705,18 @@ struct stats_class_b_ind {
u32 rx_time_total;
};
/* WCN36XX_HAL_PRINT_REG_INFO_IND */
struct wcn36xx_hal_print_reg_info_ind {
struct wcn36xx_hal_msg_header header;
u32 count;
u32 scenario;
u32 reason;
struct {
u32 addr;
u32 value;
} regs[];
} __packed;
#endif /* _HAL_H_ */

30
drivers/net/wireless/ath/wcn36xx/smd.c
View File

@ -2109,6 +2109,30 @@ static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn,
return -ENOENT;
}
static int wcn36xx_smd_print_reg_info_ind(struct wcn36xx *wcn,
void *buf,
size_t len)
{
struct wcn36xx_hal_print_reg_info_ind *rsp = buf;
int i;
if (len < sizeof(*rsp)) {
wcn36xx_warn("Corrupted print reg info indication\n");
return -EIO;
}
wcn36xx_dbg(WCN36XX_DBG_HAL,
"reginfo indication, scenario: 0x%x reason: 0x%x\n",
rsp->scenario, rsp->reason);
for (i = 0; i < rsp->count; i++) {
wcn36xx_dbg(WCN36XX_DBG_HAL, "\t0x%x: 0x%x\n",
rsp->regs[i].addr, rsp->regs[i].value);
}
return 0;
}
int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value)
{
struct wcn36xx_hal_update_cfg_req_msg msg_body, *body;
@ -2237,6 +2261,7 @@ int wcn36xx_smd_rsp_process(struct qcom_smd_channel *channel,
case WCN36XX_HAL_OTA_TX_COMPL_IND:
case WCN36XX_HAL_MISSED_BEACON_IND:
case WCN36XX_HAL_DELETE_STA_CONTEXT_IND:
case WCN36XX_HAL_PRINT_REG_INFO_IND:
msg_ind = kmalloc(sizeof(*msg_ind) + len, GFP_ATOMIC);
if (!msg_ind) {
wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n",
@ -2296,6 +2321,11 @@ static void wcn36xx_ind_smd_work(struct work_struct *work)
hal_ind_msg->msg,
hal_ind_msg->msg_len);
break;
case WCN36XX_HAL_PRINT_REG_INFO_IND:
wcn36xx_smd_print_reg_info_ind(wcn,
hal_ind_msg->msg,
hal_ind_msg->msg_len);
break;
default:
wcn36xx_err("SMD_EVENT (%d) not supported\n",
msg_header->msg_type);