On Tue, Aug 12, 2014 at 2:05 PM, Srinivas Kandagatla
<srinivas.kandaga...@linaro.org> wrote:

> From: Srinivas Kandagatla <srinivas.kandaga...@linaro.org>
>
> This patch moves ST specific sdio setup under a vendor id condition,
> this will ensure that the ST specfic setup is not done on other vendor
> like Qualcomm.
>
> Originally the issue was detected while testing WLAN ath6kl on IFC6410
> board with APQ8064 SOC.
>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandaga...@linaro.org>

So instead of again checking hw_designer (I think that's a bit
messy) and instead of having the flag bool sdio from patch
1, why not introduce 2 flags in vendor_data:

bool st_sdio;
bool qcom_sdio;

> +++ b/drivers/mmc/host/mmci.c
> @@ -828,7 +828,8 @@ static void mmci_start_data(struct mmci_host *host, 
> struct mmc_data *data)
>                          * otherwise the transfer will not start. The 
> threshold
>                          * depends on the rate of MCLK.
>                          */
> -                       if (data->flags & MMC_DATA_WRITE &&
> +                       if (host->hw_designer == AMBA_VENDOR_ST &&
> +                           data->flags & MMC_DATA_WRITE &&

And this becomes just

if (variant->st_sdio)...

>                             (host->size < 8 ||
>                              (host->size <= 8 && host->mclk > 50000000)))
>                                 clk = host->clk_reg & ~variant->clkreg_enable;

Yours,
Linus Walleij
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