From: Shaik Sajida Bhanu <quic_c_sbhanu@quicinc.com>
To: adrian.hunter@intel.com, ulf.hansson@linaro.org,
wsa+renesas@sang-engineering.com, shawn.lin@rock-chips.com,
yoshihiro.shimoda.uh@renesas.com, digetx@gmail.com,
quic_asutoshd@quicinc.com
Cc: linux-arm-msm@vger.kernel.org, linux-mmc@vger.kernel.org,
linux-kernel@vger.kernel.org, quic_rampraka@quicinc.com,
quic_pragalla@quicinc.com, quic_sartgarg@quicinc.com,
quic_nitirawa@quicinc.com, quic_sayalil@quicinc.com,
Shaik Sajida Bhanu <quic_c_sbhanu@quicinc.com>,
Liangliang Lu <quic_luliang@quicinc.com>,
"Bao D . Nguyen" <quic_nguyenb@quicinc.com>
Subject: [PATCH V8 5/5] mmc: cqhci: Capture eMMC and SD card errors
Date: Fri, 27 May 2022 23:23:56 +0530 [thread overview]
Message-ID: <1653674036-21829-6-git-send-email-quic_c_sbhanu@quicinc.com> (raw)
In-Reply-To: <1653674036-21829-1-git-send-email-quic_c_sbhanu@quicinc.com>
Add changes to capture eMMC and SD card errors.
This is useful for debug and testing.
Signed-off-by: Liangliang Lu <quic_luliang@quicinc.com>
Signed-off-by: Sayali Lokhande <quic_sayalil@quicinc.com>
Signed-off-by: Bao D. Nguyen <quic_nguyenb@quicinc.com>
Signed-off-by: Ram Prakash Gupta <quic_rampraka@quicinc.com>
Signed-off-by: Shaik Sajida Bhanu <quic_c_sbhanu@quicinc.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
---
drivers/mmc/host/cqhci-core.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/cqhci-core.c b/drivers/mmc/host/cqhci-core.c
index b0d30c3..b3d7d6d 100644
--- a/drivers/mmc/host/cqhci-core.c
+++ b/drivers/mmc/host/cqhci-core.c
@@ -822,8 +822,15 @@ irqreturn_t cqhci_irq(struct mmc_host *mmc, u32 intmask, int cmd_error,
pr_debug("%s: cqhci: IRQ status: 0x%08x\n", mmc_hostname(mmc), status);
if ((status & (CQHCI_IS_RED | CQHCI_IS_GCE | CQHCI_IS_ICCE)) ||
- cmd_error || data_error)
+ cmd_error || data_error) {
+ if (status & CQHCI_IS_RED)
+ mmc_debugfs_err_stats_inc(mmc, MMC_ERR_CMDQ_RED);
+ if (status & CQHCI_IS_GCE)
+ mmc_debugfs_err_stats_inc(mmc, MMC_ERR_CMDQ_GCE);
+ if (status & CQHCI_IS_ICCE)
+ mmc_debugfs_err_stats_inc(mmc, MMC_ERR_CMDQ_ICCE);
cqhci_error_irq(mmc, status, cmd_error, data_error);
+ }
if (status & CQHCI_IS_TCC) {
/* read TCN and complete the request */
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
next prev parent reply other threads:[~2022-05-27 17:54 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-27 17:53 [PATCH V8 0/5] mmc: add error statistics for eMMC and SD card Shaik Sajida Bhanu
2022-05-27 17:53 ` [PATCH V8 1/5] mmc: core: Capture eMMC and SD card errors Shaik Sajida Bhanu
2022-05-27 17:53 ` [PATCH V8 2/5] mmc: sdhci: " Shaik Sajida Bhanu
2022-05-27 17:53 ` [PATCH V8 3/5] mmc: debugfs: Add debug fs entry for mmc driver Shaik Sajida Bhanu
2022-05-27 17:53 ` [PATCH V8 4/5] mmc: debugfs: Add debug fs error state " Shaik Sajida Bhanu
2022-05-27 17:53 ` Shaik Sajida Bhanu [this message]
2022-05-30 8:12 ` [PATCH V8 0/5] mmc: add error statistics for eMMC and SD card Adrian Hunter
2022-06-01 12:46 ` Ulf Hansson
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