On Wed, Jan 27, 2016 at 03:44:41PM +0100, Marek Szyprowski wrote:
> This patch simplifies initialization of generic rotation property and
> aligns the code to match recently introduced function for intializing
> generic zpos property. It also adds missing documentation.
>
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
I merged patches 3-5 to drm-misc, thanks. For the blending mode I'd like
to gather a few more acks from people who have been proposing ideas in the
past (would speed up if you cc them next time around).
Thanks, Daniel
> ---
> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 10 ++++-----
> drivers/gpu/drm/drm_crtc.c | 29 ++++++++++++++++++++-----
> drivers/gpu/drm/i915/intel_display.c | 6 ++---
> drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c | 3 +--
> drivers/gpu/drm/omapdrm/omap_drv.c | 3 +--
> include/drm/drm_crtc.h | 4 ++--
> 6 files changed, 33 insertions(+), 22 deletions(-)
>
> diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
> index 1ffe9c329c46..4f9606cdf0f2 100644
> --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
> +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
> @@ -967,12 +967,10 @@ atmel_hlcdc_plane_create_properties(struct drm_device *dev)
> if (!props->alpha)
> return ERR_PTR(-ENOMEM);
>
> - dev->mode_config.rotation_property =
> - drm_mode_create_rotation_property(dev,
> - BIT(DRM_ROTATE_0) |
> - BIT(DRM_ROTATE_90) |
> - BIT(DRM_ROTATE_180) |
> - BIT(DRM_ROTATE_270));
> + drm_mode_create_rotation_property(dev, BIT(DRM_ROTATE_0) |
> + BIT(DRM_ROTATE_90) |
> + BIT(DRM_ROTATE_180) |
> + BIT(DRM_ROTATE_270));
> if (!dev->mode_config.rotation_property)
> return ERR_PTR(-ENOMEM);
>
> diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
> index d40bab29747e..822ad6928144 100644
> --- a/drivers/gpu/drm/drm_crtc.c
> +++ b/drivers/gpu/drm/drm_crtc.c
> @@ -5875,10 +5875,23 @@ void drm_mode_config_cleanup(struct drm_device *dev)
> }
> EXPORT_SYMBOL(drm_mode_config_cleanup);
>
> -struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev,
> - unsigned int supported_rotations)
> +/**
> + * drm_mode_create_rotation_property - create generic rotation property
> + * @dev: DRM device
> + * @supported_rotations: bitmask of supported rotation modes
> + *
> + * This function initializes generic rotation property and enables support
> + * for it in drm core. Drivers can then attach this property to planes to enable
> + * support for different rotation modes.
> + *
> + * Returns:
> + * Zero on success, negative errno on failure.
> + */
> +int drm_mode_create_rotation_property(struct drm_device *dev,
> + unsigned int supported_rotations)
> {
> - static const struct drm_prop_enum_list props[] = {
> + struct drm_property *prop;
> + static const struct drm_prop_enum_list values[] = {
> { DRM_ROTATE_0, "rotate-0" },
> { DRM_ROTATE_90, "rotate-90" },
> { DRM_ROTATE_180, "rotate-180" },
> @@ -5887,9 +5900,13 @@ struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev,
> { DRM_REFLECT_Y, "reflect-y" },
> };
>
> - return drm_property_create_bitmask(dev, 0, "rotation",
> - props, ARRAY_SIZE(props),
> - supported_rotations);
> + prop = drm_property_create_bitmask(dev, 0, "rotation", values,
> + ARRAY_SIZE(values), supported_rotations);
> + if (!prop)
> + return -ENOMEM;
> +
> + dev->mode_config.rotation_property = prop;
> + return 0;
> }
> EXPORT_SYMBOL(drm_mode_create_rotation_property);
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 2f00828ccc6e..1bce8750c308 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -14046,8 +14046,7 @@ void intel_create_rotation_property(struct drm_device *dev, struct intel_plane *
> if (INTEL_INFO(dev)->gen >= 9)
> flags |= BIT(DRM_ROTATE_90) | BIT(DRM_ROTATE_270);
>
> - dev->mode_config.rotation_property =
> - drm_mode_create_rotation_property(dev, flags);
> + drm_mode_create_rotation_property(dev, flags);
> }
> if (dev->mode_config.rotation_property)
> drm_object_attach_property(&plane->base.base,
> @@ -14183,8 +14182,7 @@ static struct drm_plane *intel_cursor_plane_create(struct drm_device *dev,
>
> if (INTEL_INFO(dev)->gen >= 4) {
> if (!dev->mode_config.rotation_property)
> - dev->mode_config.rotation_property =
> - drm_mode_create_rotation_property(dev,
> + drm_mode_create_rotation_property(dev,
> BIT(DRM_ROTATE_0) |
> BIT(DRM_ROTATE_180));
> if (dev->mode_config.rotation_property)
> diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c
> index 432c09836b0e..8defeec0d453 100644
> --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c
> +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c
> @@ -76,8 +76,7 @@ static void mdp5_plane_install_rotation_property(struct drm_device *dev,
> return;
>
> if (!dev->mode_config.rotation_property)
> - dev->mode_config.rotation_property =
> - drm_mode_create_rotation_property(dev,
> + drm_mode_create_rotation_property(dev,
> BIT(DRM_REFLECT_X) | BIT(DRM_REFLECT_Y));
>
> if (dev->mode_config.rotation_property)
> diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c
> index dfafdb602ad2..c6ce2b31f1c5 100644
> --- a/drivers/gpu/drm/omapdrm/omap_drv.c
> +++ b/drivers/gpu/drm/omapdrm/omap_drv.c
> @@ -304,8 +304,7 @@ static int omap_modeset_init_properties(struct drm_device *dev)
> struct omap_drm_private *priv = dev->dev_private;
>
> if (priv->has_dmm) {
> - dev->mode_config.rotation_property =
> - drm_mode_create_rotation_property(dev,
> + drm_mode_create_rotation_property(dev,
> BIT(DRM_ROTATE_0) | BIT(DRM_ROTATE_90) |
> BIT(DRM_ROTATE_180) | BIT(DRM_ROTATE_270) |
> BIT(DRM_REFLECT_X) | BIT(DRM_REFLECT_Y));
> diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
> index 4f32a358d631..702f4f28f580 100644
> --- a/include/drm/drm_crtc.h
> +++ b/include/drm/drm_crtc.h
> @@ -2494,8 +2494,8 @@ extern int drm_format_plane_cpp(uint32_t format, int plane);
> extern int drm_format_horz_chroma_subsampling(uint32_t format);
> extern int drm_format_vert_chroma_subsampling(uint32_t format);
> extern const char *drm_get_format_name(uint32_t format);
> -extern struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev,
> - unsigned int supported_rotations);
> +extern int drm_mode_create_rotation_property(struct drm_device *dev,
> + unsigned int supported_rotations);
> extern unsigned int drm_rotation_simplify(unsigned int rotation,
> unsigned int supported_rotations);
>
> --
> 1.9.2
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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