Re: [PATCH v4 4/9] drm: rcar-du: Claim CMM support for Gen3 SoCs

From: Kieran Bingham
Date: Wed Sep 11 2019 - 14:45:32 EST


Hi Jacopo,

On 06/09/2019 14:54, Jacopo Mondi wrote:
> Add CMM to the list of supported features for Gen3 SoCs that provide it:
> - R8A7795
> - R8A7796
> - R8A77965
> - R8A7799x
>
> Leave R8A77970 out as V3M and V3H are the only Gen3 SoCs that do not
> support CMM.
>
> Reviewed-by: Ulrich Hecht <uli+renesas@xxxxxxxx>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

LGTM.

Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>

> Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
> ---
> drivers/gpu/drm/rcar-du/rcar_du_drv.c | 12 ++++++++----
> drivers/gpu/drm/rcar-du/rcar_du_drv.h | 1 +
> 2 files changed, 9 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> index 6df37c2a9678..018480a8f35c 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> @@ -276,7 +276,8 @@ static const struct rcar_du_device_info rcar_du_r8a7795_info = {
> .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
> | RCAR_DU_FEATURE_VSP1_SOURCE
> | RCAR_DU_FEATURE_INTERLACED
> - | RCAR_DU_FEATURE_TVM_SYNC,
> + | RCAR_DU_FEATURE_TVM_SYNC
> + | RCAR_DU_FEATURE_CMM,
> .channels_mask = BIT(3) | BIT(2) | BIT(1) | BIT(0),
> .routes = {
> /*
> @@ -309,7 +310,8 @@ static const struct rcar_du_device_info rcar_du_r8a7796_info = {
> .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
> | RCAR_DU_FEATURE_VSP1_SOURCE
> | RCAR_DU_FEATURE_INTERLACED
> - | RCAR_DU_FEATURE_TVM_SYNC,
> + | RCAR_DU_FEATURE_TVM_SYNC
> + | RCAR_DU_FEATURE_CMM,
> .channels_mask = BIT(2) | BIT(1) | BIT(0),
> .routes = {
> /*
> @@ -338,7 +340,8 @@ static const struct rcar_du_device_info rcar_du_r8a77965_info = {
> .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
> | RCAR_DU_FEATURE_VSP1_SOURCE
> | RCAR_DU_FEATURE_INTERLACED
> - | RCAR_DU_FEATURE_TVM_SYNC,
> + | RCAR_DU_FEATURE_TVM_SYNC
> + | RCAR_DU_FEATURE_CMM,
> .channels_mask = BIT(3) | BIT(1) | BIT(0),
> .routes = {
> /*
> @@ -386,7 +389,8 @@ static const struct rcar_du_device_info rcar_du_r8a77970_info = {
> static const struct rcar_du_device_info rcar_du_r8a7799x_info = {
> .gen = 3,
> .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
> - | RCAR_DU_FEATURE_VSP1_SOURCE,
> + | RCAR_DU_FEATURE_VSP1_SOURCE
> + | RCAR_DU_FEATURE_CMM,
> .channels_mask = BIT(1) | BIT(0),
> .routes = {
> /*
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
> index 1327cd0df90a..a00dccc447aa 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
> @@ -28,6 +28,7 @@ struct rcar_du_encoder;
> #define RCAR_DU_FEATURE_VSP1_SOURCE BIT(1) /* Has inputs from VSP1 */
> #define RCAR_DU_FEATURE_INTERLACED BIT(2) /* HW supports interlaced */
> #define RCAR_DU_FEATURE_TVM_SYNC BIT(3) /* Has TV switch/sync modes */
> +#define RCAR_DU_FEATURE_CMM BIT(4) /* Has CMM */
>
> #define RCAR_DU_QUIRK_ALIGN_128B BIT(0) /* Align pitches to 128 bytes */
>
>