HI,
I have not got response from maintainers. Did i miss anything?
On Mon, Apr 18, 2016 at 2:52 PM, Vinay Simha BN <simhavcs@xxxxxxxxx> wrote:
> Provide a small convenience wrapper that transmits
> a DCS get_display_mode command.
>
> Signed-off-by: Vinay Simha BN <simhavcs@xxxxxxxxx>
> ---
> drivers/gpu/drm/drm_mipi_dsi.c | 24 ++++++++++++++++++++++++
> include/drm/drm_mipi_dsi.h | 1 +
> 2 files changed, 25 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
> index f5d8083..2e032ea 100644
> --- a/drivers/gpu/drm/drm_mipi_dsi.c
> +++ b/drivers/gpu/drm/drm_mipi_dsi.c
> @@ -792,6 +792,30 @@ int mipi_dsi_dcs_get_power_mode(struct mipi_dsi_device *dsi, u8 *mode)
> EXPORT_SYMBOL(mipi_dsi_dcs_get_power_mode);
>
> /**
> + * mipi_dsi_dcs_get_display_mode() - query the display module's image mode
> + * @dsi: DSI peripheral device
> + * @mode: return location for the display image mode
> + *
> + * Return: 0 on success or a negative error code on failure.
> + */
> +int mipi_dsi_dcs_get_display_mode(struct mipi_dsi_device *dsi, u8 *mode)
> +{
> + ssize_t err;
> +
> + err = mipi_dsi_dcs_read(dsi, MIPI_DCS_GET_DISPLAY_MODE, mode,
> + sizeof(*mode));
> + if (err <= 0) {
> + if (err == 0)
> + err = -ENODATA;
> +
> + return err;
> + }
> +
> + return 0;
> +}
> +EXPORT_SYMBOL(mipi_dsi_dcs_get_display_mode);
> +
> +/**
> * mipi_dsi_dcs_get_pixel_format() - gets the pixel format for the RGB image
> * data used by the interface
> * @dsi: DSI peripheral device
> diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
> index 7a9840f..48fcd65 100644
> --- a/include/drm/drm_mipi_dsi.h
> +++ b/include/drm/drm_mipi_dsi.h
> @@ -254,6 +254,7 @@ ssize_t mipi_dsi_dcs_read(struct mipi_dsi_device *dsi, u8 cmd, void *data,
> int mipi_dsi_dcs_nop(struct mipi_dsi_device *dsi);
> int mipi_dsi_dcs_soft_reset(struct mipi_dsi_device *dsi);
> int mipi_dsi_dcs_get_power_mode(struct mipi_dsi_device *dsi, u8 *mode);
> +int mipi_dsi_dcs_get_display_mode(struct mipi_dsi_device *dsi, u8 *mode);
> int mipi_dsi_dcs_get_pixel_format(struct mipi_dsi_device *dsi, u8 *format);
> int mipi_dsi_dcs_enter_sleep_mode(struct mipi_dsi_device *dsi);
> int mipi_dsi_dcs_exit_sleep_mode(struct mipi_dsi_device *dsi);
> --
> 2.1.2
>
--
Regards,
Vinay Simha.B.N.
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