Re: [PATCH v2 4/4] mmc: sdhci-msm: Add sdhci msm register write APIs which wait for pwr irq

From: Bjorn Andersson
Date: Sat Oct 14 2017 - 03:31:28 EST


On Tue 26 Sep 22:34 PDT 2017, Vijay Viswanath wrote:

> diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
[..]
> + if (!done) {
> + if (!wait_event_timeout(msm_host->pwr_irq_wait,
> + msm_host->pwr_irq_flag,
> + msecs_to_jiffies(MSM_PWR_IRQ_TIMEOUT_MS)))
> + __WARN_printf("%s: pwr_irq for req: (%d) timed out\n",
> + mmc_hostname(host->mmc), req_type);

Bumped my MSM8974AB device to latest linux-next and found this patch; I
see this print every five seconds during boot and the eMMC never comes
up.

Regards,
Bjorn