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mmc: sdhci-msm: Introduce new ops to dump vendor specific registers 

Introduce new sdhci ops to dump vendor specific registers in the
sdhci_dumpregs during error.

Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Signed-off-by: Sarthak Garg <sartgarg@codeaurora.org>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/1590139950-7288-8-git-send-email-sartgarg@codeaurora.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
(cherry picked from commit d1fe0762f3)
5.4-rM2-2.2.x-imx-squashed
Sarthak Garg 2020-05-22 15:02:29 +05:30 committed by Haibo Chen
parent 0a9ba0f9d9
commit 04c3f0a875
2 changed files with 4 additions and 0 deletions
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3
drivers/mmc/host/sdhci.c
View File

@ -109,6 +109,9 @@ void sdhci_dumpregs(struct sdhci_host *host)
}
}
if (host->ops->dump_vendor_regs)
host->ops->dump_vendor_regs(host);
SDHCI_DUMP("============================================\n");
}
EXPORT_SYMBOL_GPL(sdhci_dumpregs);

1
drivers/mmc/host/sdhci.h
View File

@ -647,6 +647,7 @@ struct sdhci_ops {
void (*voltage_switch)(struct sdhci_host *host);
void (*adma_write_desc)(struct sdhci_host *host, void **desc,
dma_addr_t addr, int len, unsigned int cmd);
void (*dump_vendor_regs)(struct sdhci_host *host);
};
#ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS