2020-03-11 15:45:31

by Sowjanya Komatineni

Subject: [PATCH v2 2/2] sdhci: tegra: Enable MMC_CAP_WAIT_WHILE_BUSY host capability

Tegra sdhci host supports HW busy detection of the device busy
signaling over data0 lane.

So, this patch enables host capability MMC_CAP_wAIT_WHILE_BUSY.

Signed-off-by: Sowjanya Komatineni <[email protected]>
---
drivers/mmc/host/sdhci-tegra.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index fa8f6a4..1c381f8 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -1580,6 +1580,8 @@ static int sdhci_tegra_probe(struct platform_device *pdev)
if (rc)
goto err_parse_dt;

+ host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY;
+
if (tegra_host->soc_data->nvquirks & NVQUIRK_ENABLE_DDR50)
host->mmc->caps |= MMC_CAP_1_8V_DDR;

--
2.7.4

2020-03-12 13:09:54

by Ulf Hansson

Subject: Re: [PATCH v2 2/2] sdhci: tegra: Enable MMC_CAP_WAIT_WHILE_BUSY host capability

-trimmed cc list

On Thu, 12 Mar 2020 at 00:51, Sowjanya Komatineni
<[email protected]> wrote:
>
> Tegra sdhci host supports HW busy detection of the device busy
> signaling over data0 lane.
>
> So, this patch enables host capability MMC_CAP_wAIT_WHILE_BUSY.
>
> Signed-off-by: Sowjanya Komatineni <[email protected]>

Applied for next, thanks!

Kind regards
Uffe



> ---
> drivers/mmc/host/sdhci-tegra.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
> index fa8f6a4..1c381f8 100644
> --- a/drivers/mmc/host/sdhci-tegra.c
> +++ b/drivers/mmc/host/sdhci-tegra.c
> @@ -1580,6 +1580,8 @@ static int sdhci_tegra_probe(struct platform_device *pdev)
> if (rc)
> goto err_parse_dt;
>
> + host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY;
> +
> if (tegra_host->soc_data->nvquirks & NVQUIRK_ENABLE_DDR50)
> host->mmc->caps |= MMC_CAP_1_8V_DDR;
>
> --
> 2.7.4
>