Re: [PATCH 1/2] mmc: tegra: properly disable card clock

[Adrian Hunter <adrian.hunter@intel.com>]

On 29/02/16 22:56, Lucas Stach wrote:
> The new code to do the clock rate setting externally to the SDMMC
> module has a shortcut to not propagate changes with a 0 rate to
> the CAR by simply bailing out. This breaks proper cutting of the
> card clock. Fix it by directly calling the correct sdhci function.
> 
> Fixes: a8e326a911d3 "mmc: tegra: implement module external clock change"
> Signed-off-by: Lucas Stach <dev@lynxeye.de>
> ---
>  drivers/mmc/host/sdhci-tegra.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
> index 212d51f..46a6bd1 100644
> --- a/drivers/mmc/host/sdhci-tegra.c
> +++ b/drivers/mmc/host/sdhci-tegra.c
> @@ -194,7 +194,7 @@ static void tegra_sdhci_set_clock(struct sdhci_host *host, unsigned int clock)
>  	unsigned long host_clk;
>  
>  	if (!clock)
> -		return;
> +		return sdhci_set_clock(host, clock);;
>  
>  	host_clk = tegra_host->ddr_signaling ? clock * 2 : clock;
>  	clk_set_rate(pltfm_host->clk, host_clk);
> 

Acked-by: Adrian Hunter <adrian.hunter@intel.com>