[PATCH 01/10] drm: Add SPI connector type

[Daniel Vetter]

On Wed, Jul 17, 2019 at 01:58:08PM +0200, Noralf Trønnes wrote:
> tinydrm drivers announce DRM_MODE_CONNECTOR_VIRTUAL for its SPI drivers.
> Stop lying and add a SPI connector type
> 
> Cc: David Lechner <david at lechnology.com>
> Signed-off-by: Noralf Trønnes <noralf at tronnes.org>

Note this will break X (and probably a pile of others), which is why we
tried hard to avoid adding new connector types. Or did this all get fixed
by now?
-Daniel

> ---
>  drivers/gpu/drm/drm_connector.c    | 1 +
>  drivers/gpu/drm/tinydrm/mipi-dbi.c | 3 +--
>  drivers/gpu/drm/tinydrm/repaper.c  | 2 +-
>  drivers/gpu/drm/tinydrm/st7586.c   | 2 +-
>  include/uapi/drm/drm_mode.h        | 1 +
>  5 files changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
> index 068d4b05f1be..cbb548b3708f 100644
> --- a/drivers/gpu/drm/drm_connector.c
> +++ b/drivers/gpu/drm/drm_connector.c
> @@ -92,6 +92,7 @@ static struct drm_conn_prop_enum_list drm_connector_enum_list[] = {
>  	{ DRM_MODE_CONNECTOR_DSI, "DSI" },
>  	{ DRM_MODE_CONNECTOR_DPI, "DPI" },
>  	{ DRM_MODE_CONNECTOR_WRITEBACK, "Writeback" },
> +	{ DRM_MODE_CONNECTOR_SPI, "SPI" },
>  };
>  
>  void drm_connector_ida_init(void)
> diff --git a/drivers/gpu/drm/tinydrm/mipi-dbi.c b/drivers/gpu/drm/tinydrm/mipi-dbi.c
> index ca9da654fc6f..791a0b43beef 100644
> --- a/drivers/gpu/drm/tinydrm/mipi-dbi.c
> +++ b/drivers/gpu/drm/tinydrm/mipi-dbi.c
> @@ -445,9 +445,8 @@ int mipi_dbi_init(struct mipi_dbi *mipi,
>  	if (!mipi->tx_buf)
>  		return -ENOMEM;
>  
> -	/* TODO: Maybe add DRM_MODE_CONNECTOR_SPI */
>  	ret = tinydrm_display_pipe_init(drm, &mipi->pipe, funcs,
> -					DRM_MODE_CONNECTOR_VIRTUAL,
> +					DRM_MODE_CONNECTOR_SPI,
>  					mipi_dbi_formats,
>  					ARRAY_SIZE(mipi_dbi_formats), mode,
>  					rotation);
> diff --git a/drivers/gpu/drm/tinydrm/repaper.c b/drivers/gpu/drm/tinydrm/repaper.c
> index 85acfccefcdb..40afa66107e5 100644
> --- a/drivers/gpu/drm/tinydrm/repaper.c
> +++ b/drivers/gpu/drm/tinydrm/repaper.c
> @@ -1110,7 +1110,7 @@ static int repaper_probe(struct spi_device *spi)
>  		return -ENOMEM;
>  
>  	ret = tinydrm_display_pipe_init(drm, &epd->pipe, &repaper_pipe_funcs,
> -					DRM_MODE_CONNECTOR_VIRTUAL,
> +					DRM_MODE_CONNECTOR_SPI,
>  					repaper_formats,
>  					ARRAY_SIZE(repaper_formats), mode, 0);
>  	if (ret)
> diff --git a/drivers/gpu/drm/tinydrm/st7586.c b/drivers/gpu/drm/tinydrm/st7586.c
> index 204face7b311..7ae39004aa88 100644
> --- a/drivers/gpu/drm/tinydrm/st7586.c
> +++ b/drivers/gpu/drm/tinydrm/st7586.c
> @@ -384,7 +384,7 @@ static int st7586_probe(struct spi_device *spi)
>  	mipi->swap_bytes = true;
>  
>  	ret = tinydrm_display_pipe_init(drm, &mipi->pipe, &st7586_pipe_funcs,
> -					DRM_MODE_CONNECTOR_VIRTUAL,
> +					DRM_MODE_CONNECTOR_SPI,
>  					st7586_formats, ARRAY_SIZE(st7586_formats),
>  					&st7586_mode, rotation);
>  	if (ret)
> diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
> index 5ab331e5dc23..735c8cfdaaa1 100644
> --- a/include/uapi/drm/drm_mode.h
> +++ b/include/uapi/drm/drm_mode.h
> @@ -361,6 +361,7 @@ enum drm_mode_subconnector {
>  #define DRM_MODE_CONNECTOR_DSI		16
>  #define DRM_MODE_CONNECTOR_DPI		17
>  #define DRM_MODE_CONNECTOR_WRITEBACK	18
> +#define DRM_MODE_CONNECTOR_SPI		19
>  
>  struct drm_mode_get_connector {
>  
> -- 
> 2.20.1
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch