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From: Sumera Priyadarsini <sylphrenadin@gmail.com>
To: melissa.srw@gmail.com
Cc: rodrigosiqueiramelo@gmail.com, hamohammed.sa@gmail.com,
	daniel@ffwll.ch, airlied@linux.ie,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: [PATCH V5 2/3] drm/vkms: Add support for writeback module
Date: Tue, 12 Jan 2021 00:37:22 +0530	[thread overview]
Message-ID: <15802da4f1cdfed2b728c3d35731732f161dd073.1610391685.git.sylphrenadin@gmail.com> (raw)
In-Reply-To: <cover.1610391685.git.sylphrenadin@gmail.com>

Add enable_writeback feature to vkms_config as a module.

Signed-off-by: Sumera Priyadarsini <sylphrenadin@gmail.com>
---
 drivers/gpu/drm/vkms/vkms_drv.c    | 5 +++++
 drivers/gpu/drm/vkms/vkms_drv.h    | 1 +
 drivers/gpu/drm/vkms/vkms_output.c | 9 ++++++---
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index 6b33975a5cb2..708f7f54001d 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -40,6 +40,10 @@ static bool enable_cursor = true;
 module_param_named(enable_cursor, enable_cursor, bool, 0444);
 MODULE_PARM_DESC(enable_cursor, "Enable/Disable cursor support");
 
+static bool enable_writeback = true;
+module_param_named(enable_writeback, enable_writeback, bool, 0444);
+MODULE_PARM_DESC(enable_writeback, "Enable/Disable writeback connector support");
+
 DEFINE_DRM_GEM_FOPS(vkms_driver_fops);
 
 static void vkms_release(struct drm_device *dev)
@@ -189,6 +193,7 @@ static int __init vkms_init(void)
 	default_config = config;
 
 	config->cursor = enable_cursor;
+	config->writeback = enable_writeback;
 
 	return vkms_create(config);
 }
diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h
index 6a27bd8875f2..b9b4e2bc11c0 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.h
+++ b/drivers/gpu/drm/vkms/vkms_drv.h
@@ -83,6 +83,7 @@ struct vkms_output {
 struct vkms_device;
 
 struct vkms_config {
+	bool writeback;
 	bool cursor;
 	/* only set when instantiated */
 	struct vkms_device *dev;
diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c
index 8f3ffb28b9d1..f5f6f15c362c 100644
--- a/drivers/gpu/drm/vkms/vkms_output.c
+++ b/drivers/gpu/drm/vkms/vkms_output.c
@@ -41,6 +41,7 @@ int vkms_output_init(struct vkms_device *vkmsdev, int index)
 	struct drm_crtc *crtc = &output->crtc;
 	struct drm_plane *primary, *cursor = NULL;
 	int ret;
+	int writeback;
 
 	primary = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_PRIMARY, index);
 	if (IS_ERR(primary))
@@ -80,9 +81,11 @@ int vkms_output_init(struct vkms_device *vkmsdev, int index)
 		goto err_attach;
 	}
 
-	ret = vkms_enable_writeback_connector(vkmsdev);
-	if (ret)
-		DRM_ERROR("Failed to init writeback connector\n");
+	if (vkmsdev->config->writeback) {
+		writeback = vkms_enable_writeback_connector(vkmsdev);
+		if (writeback)
+			DRM_ERROR("Failed to init writeback connector\n");
+	}
 
 	drm_mode_config_reset(dev);
 
-- 
2.25.1


WARNING: multiple messages have this Message-ID (diff)
From: Sumera Priyadarsini <sylphrenadin@gmail.com>
To: melissa.srw@gmail.com
Cc: hamohammed.sa@gmail.com, rodrigosiqueiramelo@gmail.com,
	airlied@linux.ie, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org
Subject: [PATCH V5 2/3] drm/vkms: Add support for writeback module
Date: Tue, 12 Jan 2021 00:37:22 +0530	[thread overview]
Message-ID: <15802da4f1cdfed2b728c3d35731732f161dd073.1610391685.git.sylphrenadin@gmail.com> (raw)
In-Reply-To: <cover.1610391685.git.sylphrenadin@gmail.com>

Add enable_writeback feature to vkms_config as a module.

Signed-off-by: Sumera Priyadarsini <sylphrenadin@gmail.com>
---
 drivers/gpu/drm/vkms/vkms_drv.c    | 5 +++++
 drivers/gpu/drm/vkms/vkms_drv.h    | 1 +
 drivers/gpu/drm/vkms/vkms_output.c | 9 ++++++---
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index 6b33975a5cb2..708f7f54001d 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -40,6 +40,10 @@ static bool enable_cursor = true;
 module_param_named(enable_cursor, enable_cursor, bool, 0444);
 MODULE_PARM_DESC(enable_cursor, "Enable/Disable cursor support");
 
+static bool enable_writeback = true;
+module_param_named(enable_writeback, enable_writeback, bool, 0444);
+MODULE_PARM_DESC(enable_writeback, "Enable/Disable writeback connector support");
+
 DEFINE_DRM_GEM_FOPS(vkms_driver_fops);
 
 static void vkms_release(struct drm_device *dev)
@@ -189,6 +193,7 @@ static int __init vkms_init(void)
 	default_config = config;
 
 	config->cursor = enable_cursor;
+	config->writeback = enable_writeback;
 
 	return vkms_create(config);
 }
diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h
index 6a27bd8875f2..b9b4e2bc11c0 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.h
+++ b/drivers/gpu/drm/vkms/vkms_drv.h
@@ -83,6 +83,7 @@ struct vkms_output {
 struct vkms_device;
 
 struct vkms_config {
+	bool writeback;
 	bool cursor;
 	/* only set when instantiated */
 	struct vkms_device *dev;
diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c
index 8f3ffb28b9d1..f5f6f15c362c 100644
--- a/drivers/gpu/drm/vkms/vkms_output.c
+++ b/drivers/gpu/drm/vkms/vkms_output.c
@@ -41,6 +41,7 @@ int vkms_output_init(struct vkms_device *vkmsdev, int index)
 	struct drm_crtc *crtc = &output->crtc;
 	struct drm_plane *primary, *cursor = NULL;
 	int ret;
+	int writeback;
 
 	primary = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_PRIMARY, index);
 	if (IS_ERR(primary))
@@ -80,9 +81,11 @@ int vkms_output_init(struct vkms_device *vkmsdev, int index)
 		goto err_attach;
 	}
 
-	ret = vkms_enable_writeback_connector(vkmsdev);
-	if (ret)
-		DRM_ERROR("Failed to init writeback connector\n");
+	if (vkmsdev->config->writeback) {
+		writeback = vkms_enable_writeback_connector(vkmsdev);
+		if (writeback)
+			DRM_ERROR("Failed to init writeback connector\n");
+	}
 
 	drm_mode_config_reset(dev);
 
-- 
2.25.1

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  parent reply	other threads:[~2021-01-11 19:08 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-11 19:05 [PATCH V5 0/3] Decouple config data for configfs Sumera Priyadarsini
2021-01-11 19:05 ` Sumera Priyadarsini
2021-01-11 19:06 ` [PATCH V5 1/3] drm/vkms: Add vkms_config type Sumera Priyadarsini
2021-01-11 19:06   ` Sumera Priyadarsini
2021-01-12 10:08   ` Melissa Wen
2021-01-12 10:08     ` Melissa Wen
2021-01-11 19:07 ` Sumera Priyadarsini [this message]
2021-01-11 19:07   ` [PATCH V5 2/3] drm/vkms: Add support for writeback module Sumera Priyadarsini
2021-01-12 10:10   ` Melissa Wen
2021-01-12 10:10     ` Melissa Wen
2021-01-11 19:08 ` [PATCH V5 3/3] drm/vkms: Add information about module options Sumera Priyadarsini
2021-01-11 19:08   ` Sumera Priyadarsini
2021-01-12 10:14   ` Melissa Wen
2021-01-12 10:14     ` Melissa Wen
2021-01-12 21:04 ` [PATCH V5 0/3] Decouple config data for configfs Melissa Wen
2021-01-12 21:04   ` Melissa Wen

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