From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Include color_enconding and color_range in the plane state dump.
v2: Add kerneldoc (danvet)
Cc: Harry Wentland <harry.wentland@xxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: Daniel Stone <daniel@xxxxxxxxxxxxx>
Cc: Russell King - ARM Linux <linux@xxxxxxxxxxxxxxx>
Cc: Ilia Mirkin <imirkin@xxxxxxxxxxxx>
Cc: Hans Verkuil <hverkuil@xxxxxxxxx>
Cc: Uma Shankar <uma.shankar@xxxxxxxxx>
Cc: Shashank Sharma <shashank.sharma@xxxxxxxxx>
Cc: Jyri Sarha <jsarha@xxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_atomic.c | 4 ++++
drivers/gpu/drm/drm_color_mgmt.c | 30 ++++++++++++++++++++++++++++++
drivers/gpu/drm/drm_crtc_internal.h | 2 ++
3 files changed, 36 insertions(+)
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 452a0b0bafbc..9552052ed31a 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -952,6 +952,10 @@ static void drm_atomic_plane_print_state(struct drm_printer *p,
drm_printf(p, "\tcrtc-pos=" DRM_RECT_FMT "\n", DRM_RECT_ARG(&dest));
drm_printf(p, "\tsrc-pos=" DRM_RECT_FP_FMT "\n", DRM_RECT_FP_ARG(&src));
drm_printf(p, "\trotation=%x\n", state->rotation);
+ drm_printf(p, "\tcolor-encoding=%s\n",
+ drm_get_color_encoding_name(state->color_encoding));
+ drm_printf(p, "\tcolor-range=%s\n",
+ drm_get_color_range_name(state->color_range));
if (plane->funcs->atomic_print_state)
plane->funcs->atomic_print_state(p, state);
diff --git a/drivers/gpu/drm/drm_color_mgmt.c b/drivers/gpu/drm/drm_color_mgmt.c
index 7b0f1c2d9190..a11a838741c2 100644
--- a/drivers/gpu/drm/drm_color_mgmt.c
+++ b/drivers/gpu/drm/drm_color_mgmt.c
@@ -367,6 +367,36 @@ static const char * const color_range_name[] = {
};
/**
+ * drm_get_color_encoding_name - return a string for color encoding
+ * @encoding: color encoding to compute name of
+ *
+ * In contrast to the other drm_get_*_name functions this one here returns a
+ * const pointer and hence is threadsafe.
+ */
+const char *drm_get_color_encoding_name(enum drm_color_encoding encoding)
+{
+ if (WARN_ON(encoding >= ARRAY_SIZE(color_encoding_name)))
+ return "unknown";
+
+ return color_encoding_name[encoding];
+}
+
+/**
+ * drm_get_color_range_name - return a string for color range
+ * @range: color range to compute name of
+ *
+ * In contrast to the other drm_get_*_name functions this one here returns a
+ * const pointer and hence is threadsafe.
+ */
+const char *drm_get_color_range_name(enum drm_color_range range)
+{
+ if (WARN_ON(range >= ARRAY_SIZE(color_range_name)))
+ return "unknown";
+
+ return color_range_name[range];
+}
+
+/**
* drm_plane_create_color_properties - color encoding related plane properties
* @plane: plane object
* @supported_encodings: bitfield indicating supported color encodings
diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h
index af00f42ba269..8ca2ffef6231 100644
--- a/drivers/gpu/drm/drm_crtc_internal.h
+++ b/drivers/gpu/drm/drm_crtc_internal.h
@@ -71,6 +71,8 @@ int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
/* drm_color_mgmt.c */
+const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);
+const char *drm_get_color_range_name(enum drm_color_range range);
/* IOCTLs */
int drm_mode_gamma_get_ioctl(struct drm_device *dev,
--
2.13.6
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