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mmc: sdhci-msm: Add err_stat's in CQE path

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Add err_stat's in CQE path for eMMC.

Change-Id: Ie1b304ab853a5956ae3e2cd9d89ceac5fcbb473b
Signed-off-by: Shaik Sajida Bhanu <sbhanu@codeaurora.org>
This commit is contained in:
Shaik Sajida Bhanu 2020-10-15 19:00:51 +05:30
commit d4a94d664b
4 changed files with 49 additions and 7 deletions
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3
drivers/mmc/core/queue.c
View file

@ -103,6 +103,9 @@ static enum blk_eh_timer_return mmc_cqe_timed_out(struct request *req)
enum mmc_issue_type issue_type = mmc_issue_type(mq, req);
bool recovery_needed = false;
#if defined(CONFIG_SDC_QTI)
host->err_stats[MMC_ERR_CMDQ_REQ_TIMEOUT]++;
#endif
mmc_log_string(host,
"Request timed out! Active reqs: %d Req: %p Tag: %d\n",
mmc_cqe_qcnt(mq), req, req->tag);

6
drivers/mmc/host/cqhci.c
View file

@ -887,6 +887,12 @@ irqreturn_t cqhci_irq(struct mmc_host *mmc, u32 intmask, int cmd_error,
if ((status & CQHCI_IS_RED) || cmd_error || data_error || ice_err) {
#if defined(CONFIG_SDC_QTI)
mmc->need_hw_reset = true;
if (status & CQHCI_IS_RED)
mmc->err_stats[MMC_ERR_CMDQ_RED]++;
if (status & CQHCI_IS_GCE)
mmc->err_stats[MMC_ERR_CMDQ_GCE]++;
if (status & CQHCI_IS_ICCE)
mmc->err_stats[MMC_ERR_CMDQ_ICCE]++;
#endif
cqhci_error_irq(mmc, status, cmd_error, data_error);
}

16
drivers/mmc/host/sdhci-msm.c
View file

@ -4064,6 +4064,22 @@ static ssize_t err_stats_show(struct device *dev,
host->mmc->err_stats[MMC_ERR_TUNING]);
strlcat(buf, tmp, PAGE_SIZE);
scnprintf(tmp, sizeof(tmp), "# CMDQ RED Errors: %d\n",
host->mmc->err_stats[MMC_ERR_CMDQ_RED]);
strlcat(buf, tmp, PAGE_SIZE);
scnprintf(tmp, sizeof(tmp), "# CMDQ GCE Errors: %d\n",
host->mmc->err_stats[MMC_ERR_CMDQ_GCE]);
strlcat(buf, tmp, PAGE_SIZE);
scnprintf(tmp, sizeof(tmp), "# CMDQ ICCE Errors: %d\n",
host->mmc->err_stats[MMC_ERR_CMDQ_ICCE]);
strlcat(buf, tmp, PAGE_SIZE);
scnprintf(tmp, sizeof(tmp), "# CMDQ Request Timedout: %d\n",
host->mmc->err_stats[MMC_ERR_CMDQ_REQ_TIMEOUT]);
strlcat(buf, tmp, PAGE_SIZE);
scnprintf(tmp, sizeof(tmp), "# Request Timedout Error: %d\n",
host->mmc->err_stats[MMC_ERR_REQ_TIMEOUT]);
strlcat(buf, tmp, PAGE_SIZE);

31
drivers/mmc/host/sdhci.c
View file

@ -3726,20 +3726,37 @@ bool sdhci_cqe_irq(struct sdhci_host *host, u32 intmask, int *cmd_error,
if (!host->cqe_on)
return false;
if (intmask & (SDHCI_INT_INDEX | SDHCI_INT_END_BIT | SDHCI_INT_CRC))
if (intmask & (SDHCI_INT_INDEX | SDHCI_INT_END_BIT | SDHCI_INT_CRC)) {
*cmd_error = -EILSEQ;
else if (intmask & SDHCI_INT_TIMEOUT)
#if defined(CONFIG_SDC_QTI)
if (intmask & SDHCI_INT_CRC)
host->mmc->err_stats[MMC_ERR_CMD_CRC]++;
#endif
} else if (intmask & SDHCI_INT_TIMEOUT) {
*cmd_error = -ETIMEDOUT;
else
#if defined(CONFIG_SDC_QTI)
host->mmc->err_stats[MMC_ERR_CMD_TIMEOUT]++;
#endif
} else
*cmd_error = 0;
if (intmask & (SDHCI_INT_DATA_END_BIT | SDHCI_INT_DATA_CRC))
if (intmask & (SDHCI_INT_DATA_END_BIT | SDHCI_INT_DATA_CRC)) {
*data_error = -EILSEQ;
else if (intmask & SDHCI_INT_DATA_TIMEOUT)
#if defined(CONFIG_SDC_QTI)
if (intmask & SDHCI_INT_DATA_CRC)
host->mmc->err_stats[MMC_ERR_DAT_CRC]++;
#endif
} else if (intmask & SDHCI_INT_DATA_TIMEOUT) {
*data_error = -ETIMEDOUT;
else if (intmask & SDHCI_INT_ADMA_ERROR)
#if defined(CONFIG_SDC_QTI)
host->mmc->err_stats[MMC_ERR_DAT_TIMEOUT]++;
#endif
} else if (intmask & SDHCI_INT_ADMA_ERROR) {
*data_error = -EIO;
else
#if defined(CONFIG_SDC_QTI)
host->mmc->err_stats[MMC_ERR_ADMA]++;
#endif
} else
*data_error = 0;
/* Clear selected interrupts. */