On 05/13/2017 03:16 AM, Jean-Jacques Hiblot wrote:
> Tuning is a mandatory step in the initialization of SDR104 and HS200 modes.
> This callback execute the tuning process.
>
> Signed-off-by: Jean-Jacques Hiblot <jjhib...@ti.com>
> ---
> drivers/mmc/mmc-uclass.c | 14 ++++++++++++++
> drivers/mmc/mmc.c | 5 +++++
> include/mmc.h | 12 ++++++++++++
> 3 files changed, 31 insertions(+)
>
> diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
> index e1f7995..b7433cf 100644
> --- a/drivers/mmc/mmc-uclass.c
> +++ b/drivers/mmc/mmc-uclass.c
> @@ -93,6 +93,20 @@ int mmc_getcd(struct mmc *mmc)
> {
> return dm_mmc_get_cd(mmc->dev);
> }
> +
> +int dm_mmc_execute_tuning(struct udevice *dev, uint opcode)
> +{
> + struct dm_mmc_ops *ops = mmc_get_ops(dev);
> +
> + if (!ops->execute_tuning)
> + return -ENOSYS;
> + return ops->execute_tuning(dev, opcode);
> +}
> +
> +int mmc_execute_tuning(struct mmc *mmc, uint opcode)
> +{
> + return dm_mmc_execute_tuning(mmc->dev, opcode);
> +}
> #endif
>
> struct mmc *mmc_get_mmc_dev(struct udevice *dev)
> diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
> index 415484e..d7d1c91 100644
> --- a/drivers/mmc/mmc.c
> +++ b/drivers/mmc/mmc.c
> @@ -219,6 +219,11 @@ int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
> struct mmc_data *data)
>
> return ret;
> }
> +
> +int mmc_execute_tuning(struct mmc *mmc, uint opcode)
> +{
> + return mmc->cfg->ops->execute_tuning(mmc, opcode);
Doesn't need to check about execute_tuing callback function?
> +}
> #endif
>
> int mmc_send_status(struct mmc *mmc, int timeout)
> diff --git a/include/mmc.h b/include/mmc.h
> index 097a685..dab68c5 100644
> --- a/include/mmc.h
> +++ b/include/mmc.h
> @@ -375,6 +375,15 @@ struct dm_mmc_ops {
> * @return 0 if write-enabled, 1 if write-protected, -ve on error
> */
> int (*get_wp)(struct udevice *dev);
> +
> + /**
> + * execute_tuning() - Start the tuning process
> + *
> + * @dev: Device to start the tuning
> + * @opcode: Command opcode to send
> + * @return 0 if OK, -ve on error
> + */
> + int (*execute_tuning)(struct udevice *dev, uint opcode);
> };
>
> #define mmc_get_ops(dev) ((struct dm_mmc_ops *)(dev)->driver->ops)
> @@ -385,12 +394,14 @@ int dm_mmc_set_ios(struct udevice *dev);
> int dm_mmc_set_vdd(struct udevice *dev, bool enable);
> int dm_mmc_get_cd(struct udevice *dev);
> int dm_mmc_get_wp(struct udevice *dev);
> +int dm_mmc_execute_tuning(struct udevice *dev, uint opcode);
>
> /* Transition functions for compatibility */
> int mmc_set_ios(struct mmc *mmc);
> int mmc_set_vdd(struct mmc *mmc, bool enable);
> int mmc_getcd(struct mmc *mmc);
> int mmc_getwp(struct mmc *mmc);
> +int mmc_execute_tuning(struct mmc *mmc, uint opcode);
>
> #else
> struct mmc_ops {
> @@ -401,6 +412,7 @@ struct mmc_ops {
> int (*set_vdd)(struct mmc *mmc, bool enable);
> int (*getcd)(struct mmc *mmc);
> int (*getwp)(struct mmc *mmc);
> + int (*execute_tuning)(struct mmc *mmc, uint opcode);
> };
> #endif
>
>
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
https://lists.denx.de/listinfo/u-boot
