Hi,maintainers
Pls help to review code,this is the newest patch after your advise
Thx
On 2016/8/4 10:16, Jin Guojun wrote:
> mmc: dw_mmc-k3: Hisilicon Hikey have no tuning function in
> dw_mmc-k3.c,so we must do the tuning function stub when we init UHS card.
>
> V1:add .prepare_command in dw_mmc.c
> V2:delete .prepare_command, add err = 0 in dw_mci_execute_tuning
> V3:delete err = 0 in dw_mci_execute_tuning,add .execute_tuning in
> dw_mmc-k3.c
> V4:add "linux-mmc@xxxxxxxxxxxxxxx", patch version, Changelog, etc..
>
> Signed-off-by: Jin Guojun <kid.jin@xxxxxxxxxxxxx>
> ---
> drivers/mmc/host/dw_mmc-k3.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/mmc/host/dw_mmc-k3.c b/drivers/mmc/host/dw_mmc-k3.c
> index 8e9d886..6247894 100644
> --- a/drivers/mmc/host/dw_mmc-k3.c
> +++ b/drivers/mmc/host/dw_mmc-k3.c
> @@ -131,11 +131,17 @@ static void dw_mci_hi6220_set_ios(struct dw_mci *host, struct mmc_ios *ios)
> host->bus_hz = clk_get_rate(host->biu_clk);
> }
>
> +static int dw_mci_hi6220_execute_tuning(struct dw_mci_slot *slot, u32 opcode)
> +{
> + return 0;
> +}
> +
> static const struct dw_mci_drv_data hi6220_data = {
> .caps = dw_mci_hi6220_caps,
> .switch_voltage = dw_mci_hi6220_switch_voltage,
> .set_ios = dw_mci_hi6220_set_ios,
> .parse_dt = dw_mci_hi6220_parse_dt,
> + .execute_tuning = dw_mci_hi6220_execute_tuning,
> };
>
> static const struct of_device_id dw_mci_k3_match[] = {
>
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