On 17 March 2017 at 10:04, Wolfram Sang
<wsa+renesas@xxxxxxxxxxxxxxxxxxxx> wrote:
> From: Masaharu Hayakawa <masaharu.hayakawa.ry@xxxxxxxxxxx>
>
> Current code gets number of taps only once and keeps the value. This is
> not correct, we need to obtain it every time before executing tuning,
> so remove the outer if-block.
>
> Signed-off-by: Masaharu Hayakawa <masaharu.hayakawa.ry@xxxxxxxxxxx>
> [wsa: extracted from a larger patch and reworded commit message]
> Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Thanks, applied for next!
Kind regards
Uffe
> ---
> drivers/mmc/host/tmio_mmc_pio.c | 16 +++++++---------
> 1 file changed, 7 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
> index 5b01d22932cdbf..a2d92f10501bdd 100644
> --- a/drivers/mmc/host/tmio_mmc_pio.c
> +++ b/drivers/mmc/host/tmio_mmc_pio.c
> @@ -815,16 +815,14 @@ static int tmio_mmc_execute_tuning(struct mmc_host *mmc, u32 opcode)
> struct tmio_mmc_host *host = mmc_priv(mmc);
> int i, ret = 0;
>
> - if (!host->tap_num) {
> - if (!host->init_tuning || !host->select_tuning)
> - /* Tuning is not supported */
> - goto out;
> + if (!host->init_tuning || !host->select_tuning)
> + /* Tuning is not supported */
> + goto out;
>
> - host->tap_num = host->init_tuning(host);
> - if (!host->tap_num)
> - /* Tuning is not supported */
> - goto out;
> - }
> + host->tap_num = host->init_tuning(host);
> + if (!host->tap_num)
> + /* Tuning is not supported */
> + goto out;
>
> if (host->tap_num * 2 >= sizeof(host->taps) * BITS_PER_BYTE) {
> dev_warn_once(&host->pdev->dev,
> --
> 2.11.0
>
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