From: Kausal Malladi <kausalmalladi@xxxxxxxxx>
This patch adds atomic get property interface for Intel CRTC. This
interface will be used for get operation on any non-core DRM properties.
Signed-off-by: Shashank Sharma <shashank.sharma@xxxxxxxxx>
Signed-off-by: Kausal Malladi <kausalmalladi@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_atomic.c | 8 ++++++++
drivers/gpu/drm/i915/intel_display.c | 1 +
drivers/gpu/drm/i915/intel_drv.h | 4 ++++
3 files changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index 922fecf..8d04ee8 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -327,3 +327,11 @@ int intel_crtc_atomic_set_property(struct drm_crtc *crtc,
DRM_DEBUG_KMS("Unknown crtc property '%s'\n", property->name);
return -EINVAL;
}
+
+int intel_crtc_atomic_get_property(struct drm_crtc *crtc,
+ const struct drm_crtc_state *state,
+ struct drm_property *property,
+ uint64_t *val)
+{
+ return 0;
+}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 1fbf0ff..1412e21 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13353,6 +13353,7 @@ static const struct drm_crtc_funcs intel_crtc_funcs = {
.page_flip = intel_crtc_page_flip,
.set_property = drm_atomic_helper_crtc_set_property,
.atomic_set_property = intel_crtc_atomic_set_property,
+ .atomic_get_property = intel_crtc_atomic_get_property,
.atomic_duplicate_state = intel_crtc_duplicate_state,
.atomic_destroy_state = intel_crtc_destroy_state,
};
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index c0ae529..b3dc138 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1426,6 +1426,10 @@ int intel_crtc_atomic_set_property(struct drm_crtc *plane,
struct drm_crtc_state *state,
struct drm_property *property,
uint64_t val);
+int intel_crtc_atomic_get_property(struct drm_crtc *plane,
+ const struct drm_crtc_state *state,
+ struct drm_property *property,
+ uint64_t *val);
/* intel_atomic_plane.c */
struct intel_plane_state *intel_create_plane_state(struct drm_plane *plane);
--
1.9.1
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