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Date: Fri, 14 Dec 2018 13:10:17 +0100
From: Christoph Manszewski <c.manszewski@...sung.com>
To: dri-devel@...ts.freedesktop.org
Cc: Christoph Manszewski <c.manszewski@...sung.com>,
Inki Dae <inki.dae@...sung.com>,
Joonyoung Shim <jy0922.shim@...sung.com>,
Seung-Woo Kim <sw0312.kim@...sung.com>,
Kyungmin Park <kyungmin.park@...sung.com>,
David Airlie <airlied@...ux.ie>, Kukjin Kim <kgene@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <maxime.ripard@...tlin.com>,
Sean Paul <sean@...rly.run>,
linux-arm-kernel@...ts.infradead.org,
linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Andrzej Hajda <a.hajda@...sung.com>
Subject: [PATCH 2/6] drm: color_mgmt: Split create_color_properties function
Split drm_plane_create_color_properties into two separate functions.
This allows to create range and encoding property independently.
Signed-off-by: Christoph Manszewski <c.manszewski@...sung.com>
---
drivers/gpu/drm/drm_color_mgmt.c | 93 +++++++++++++++++++++++++++++++---------
include/drm/drm_color_mgmt.h | 8 ++++
2 files changed, 81 insertions(+), 20 deletions(-)
diff --git a/drivers/gpu/drm/drm_color_mgmt.c b/drivers/gpu/drm/drm_color_mgmt.c
index 581cc3788223..416cc9c8560b 100644
--- a/drivers/gpu/drm/drm_color_mgmt.c
+++ b/drivers/gpu/drm/drm_color_mgmt.c
@@ -396,29 +396,24 @@ const char *drm_get_color_range_name(enum drm_color_range range)
}
/**
- * drm_plane_create_color_properties - color encoding related plane properties
+ * drm_plane_create_encoding_property - color encoding related plane property
* @plane: plane object
* @supported_encodings: bitfield indicating supported color encodings
- * @supported_ranges: bitfileld indicating supported color ranges
* @default_encoding: default color encoding
- * @default_range: default color range
*
- * Create and attach plane specific COLOR_ENCODING and COLOR_RANGE
- * properties to @plane. The supported encodings and ranges should
- * be provided in supported_encodings and supported_ranges bitmasks.
- * Each bit set in the bitmask indicates that its number as enum
- * value is supported.
+ * Create and attach plane specific COLOR_ENCODING property to @plane.
+ * The supported encodings be provided in supported_encodings bitmask.
+ * Each bit set in the bitmask indicates that its number as enum value
+ * is supported.
*/
-int drm_plane_create_color_properties(struct drm_plane *plane,
- u32 supported_encodings,
- u32 supported_ranges,
- enum drm_color_encoding default_encoding,
- enum drm_color_range default_range)
+
+int drm_plane_create_encoding_property(struct drm_plane *plane,
+ u32 supported_encodings,
+ enum drm_color_encoding default_encoding)
{
struct drm_device *dev = plane->dev;
struct drm_property *prop;
- struct drm_prop_enum_list enum_list[max_t(int, DRM_COLOR_ENCODING_MAX,
- DRM_COLOR_RANGE_MAX)];
+ struct drm_prop_enum_list enum_list[DRM_COLOR_ENCODING_MAX];
int i, len;
if (WARN_ON(supported_encodings == 0 ||
@@ -426,11 +421,6 @@ int drm_plane_create_color_properties(struct drm_plane *plane,
(supported_encodings & BIT(default_encoding)) == 0))
return -EINVAL;
- if (WARN_ON(supported_ranges == 0 ||
- (supported_ranges & -BIT(DRM_COLOR_RANGE_MAX)) != 0 ||
- (supported_ranges & BIT(default_range)) == 0))
- return -EINVAL;
-
len = 0;
for (i = 0; i < DRM_COLOR_ENCODING_MAX; i++) {
if ((supported_encodings & BIT(i)) == 0)
@@ -450,6 +440,36 @@ int drm_plane_create_color_properties(struct drm_plane *plane,
if (plane->state)
plane->state->color_encoding = default_encoding;
+ return 0;
+}
+EXPORT_SYMBOL(drm_plane_create_encoding_property);
+
+/**
+ * drm_plane_create_range_property - color range related plane property
+ * @plane: plane object
+ * @supported_ranges: bitfileld indicating supported color ranges
+ * @default_range: default color range
+ *
+ * Create and attach plane specific COLOR_RANGE property to @plane.
+ * The supported ranges should be provided in supported_ranges bitmask.
+ * Each bit set in the bitmask indicates that its number as enum value
+ * is supported.
+ */
+
+int drm_plane_create_range_property(struct drm_plane *plane,
+ u32 supported_ranges,
+ enum drm_color_range default_range)
+{
+ struct drm_device *dev = plane->dev;
+ struct drm_property *prop;
+ struct drm_prop_enum_list enum_list[DRM_COLOR_RANGE_MAX];
+ int i, len;
+
+ if (WARN_ON(supported_ranges == 0 ||
+ (supported_ranges & -BIT(DRM_COLOR_RANGE_MAX)) != 0 ||
+ (supported_ranges & BIT(default_range)) == 0))
+ return -EINVAL;
+
len = 0;
for (i = 0; i < DRM_COLOR_RANGE_MAX; i++) {
if ((supported_ranges & BIT(i)) == 0)
@@ -471,4 +491,37 @@ int drm_plane_create_color_properties(struct drm_plane *plane,
return 0;
}
+EXPORT_SYMBOL(drm_plane_create_range_property);
+
+/**
+ * drm_plane_create_color_properties - color encoding related plane properties
+ * @plane: plane object
+ * @supported_encodings: bitfield indicating supported color encodings
+ * @supported_ranges: bitfileld indicating supported color ranges
+ * @default_encoding: default color encoding
+ * @default_range: default color range
+ *
+ * Create and attach plane specific COLOR_ENCODING and COLOR_RANGE
+ * properties to @plane. The supported encodings and ranges should
+ * be provided in supported_encodings and supported_ranges bitmasks.
+ * Each bit set in the bitmask indicates that its number as enum
+ * value is supported.
+ */
+
+int drm_plane_create_color_properties(struct drm_plane *plane,
+ u32 supported_encodings,
+ u32 supported_ranges,
+ enum drm_color_encoding default_encoding,
+ enum drm_color_range default_range)
+{
+ int ret;
+
+ ret = drm_plane_create_encoding_property(plane, supported_encodings,
+ default_encoding);
+ if (ret)
+ return ret;
+
+ return drm_plane_create_range_property(plane, supported_ranges,
+ default_range);
+}
EXPORT_SYMBOL(drm_plane_create_color_properties);
diff --git a/include/drm/drm_color_mgmt.h b/include/drm/drm_color_mgmt.h
index 52f6d5221a0d..fca8d3fabcd9 100644
--- a/include/drm/drm_color_mgmt.h
+++ b/include/drm/drm_color_mgmt.h
@@ -66,6 +66,14 @@ enum drm_color_range {
DRM_COLOR_FULL_RANGE = DRM_COLOR_YCBCR_FULL_RANGE,
};
+int drm_plane_create_encoding_property(struct drm_plane *plane,
+ u32 supported_encodings,
+ enum drm_color_encoding default_encoding);
+
+int drm_plane_create_range_property(struct drm_plane *plane,
+ u32 supported_ranges,
+ enum drm_color_range default_range);
+
int drm_plane_create_color_properties(struct drm_plane *plane,
u32 supported_encodings,
u32 supported_ranges,
--
2.7.4
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