[PATCH 01/20] drm: move content protection property to mode_config

From: Bhawanpreet Lakha <Bhawanpreet.Lakha-5C7GfCeVMHo@public.gmane.org>
To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: Ramalingam C
	<ramalingam.c-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Daniel Vetter <daniel.vetter-/w4YWyX8dFk@public.gmane.org>
Subject: [PATCH 01/20] drm: move content protection property to mode_config
Date: Tue, 10 Sep 2019 15:05:35 -0400	[thread overview]
Message-ID: <20190910190554.1539-2-Bhawanpreet.Lakha@amd.com> (raw)
In-Reply-To: <20190910190554.1539-1-Bhawanpreet.Lakha-5C7GfCeVMHo@public.gmane.org>

From: Ramalingam C <ramalingam.c@intel.com>

Content protection property is created once and stored in
drm_mode_config. And attached to all HDCP capable connectors.

Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190507162745.25600-2-ramalingam.c@intel.com
---
 drivers/gpu/drm/drm_atomic_uapi.c |  4 ++--
 drivers/gpu/drm/drm_connector.c   | 13 +++++++------
 include/drm/drm_connector.h       |  6 ------
 include/drm/drm_mode_config.h     |  6 ++++++
 4 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c
index 428d82662dc4..4131e669785a 100644
--- a/drivers/gpu/drm/drm_atomic_uapi.c
+++ b/drivers/gpu/drm/drm_atomic_uapi.c
@@ -732,7 +732,7 @@ static int drm_atomic_connector_set_property(struct drm_connector *connector,
 		state->content_type = val;
 	} else if (property == connector->scaling_mode_property) {
 		state->scaling_mode = val;
-	} else if (property == connector->content_protection_property) {
+	} else if (property == config->content_protection_property) {
 		if (val == DRM_MODE_CONTENT_PROTECTION_ENABLED) {
 			DRM_DEBUG_KMS("only drivers can set CP Enabled\n");
 			return -EINVAL;
@@ -814,7 +814,7 @@ drm_atomic_connector_get_property(struct drm_connector *connector,
 		*val = state->colorspace;
 	} else if (property == connector->scaling_mode_property) {
 		*val = state->scaling_mode;
-	} else if (property == connector->content_protection_property) {
+	} else if (property == config->content_protection_property) {
 		*val = state->content_protection;
 	} else if (property == config->writeback_fb_id_property) {
 		/* Writeback framebuffer is one-shot, write and forget */
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index b34c3d38bf15..0490c204122d 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -1528,18 +1528,19 @@ int drm_connector_attach_content_protection_property(
 		struct drm_connector *connector)
 {
 	struct drm_device *dev = connector->dev;
-	struct drm_property *prop;
+	struct drm_property *prop =
+			dev->mode_config.content_protection_property;
 
-	prop = drm_property_create_enum(dev, 0, "Content Protection",
-					drm_cp_enum_list,
-					ARRAY_SIZE(drm_cp_enum_list));
+	if (!prop)
+		prop = drm_property_create_enum(dev, 0, "Content Protection",
+						drm_cp_enum_list,
+						ARRAY_SIZE(drm_cp_enum_list));
 	if (!prop)
 		return -ENOMEM;
 
 	drm_object_attach_property(&connector->base, prop,
 				   DRM_MODE_CONTENT_PROTECTION_UNDESIRED);
-
-	connector->content_protection_property = prop;
+	dev->mode_config.content_protection_property = prop;
 
 	return 0;
 }
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 02a131202add..5e41942e5679 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -1061,12 +1061,6 @@ struct drm_connector {
 	 */
 	struct drm_property *vrr_capable_property;
 
-	/**
-	 * @content_protection_property: DRM ENUM property for content
-	 * protection. See drm_connector_attach_content_protection_property().
-	 */
-	struct drm_property *content_protection_property;
-
 	/**
 	 * @colorspace_property: Connector property to set the suitable
 	 * colorspace supported by the sink.
diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h
index 7f60e8eb269a..5764ee3c7453 100644
--- a/include/drm/drm_mode_config.h
+++ b/include/drm/drm_mode_config.h
@@ -836,6 +836,12 @@ struct drm_mode_config {
 	 */
 	struct drm_property *writeback_out_fence_ptr_property;
 
+	/**
+	 * @content_protection_property: DRM ENUM property for content
+	 * protection. See drm_connector_attach_content_protection_property().
+	 */
+	struct drm_property *content_protection_property;
+
 	/* dumb ioctl parameters */
 	uint32_t preferred_depth, prefer_shadow;
 
-- 
2.17.1

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