linux-kernel - [PATCH RFC v2 18/18] drm/vkms: Introduce config for encoder type

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Message-Id: <20241122-google-remove-crtc-index-from-parameter-v2-18-81540742535a@bootlin.com>
Date: Fri, 22 Nov 2024 18:20:22 +0100
From: Louis Chauvet <louis.chauvet@...tlin.com>
To: Maíra Canal <mairacanal@...eup.net>, 
 Haneen Mohammed <hamohammed.sa@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Melissa Wen <melissa.srw@...il.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>
Cc: arthurgrillo@...eup.net, jeremie.dautheribes@...tlin.com, 
 miquel.raynal@...tlin.com, thomas.petazzoni@...tlin.com, 
 seanpaul@...gle.com, nicolejadeyee@...gle.com, linux-kernel@...r.kernel.org, 
 dri-devel@...ts.freedesktop.org, Louis Chauvet <louis.chauvet@...tlin.com>
Subject: [PATCH RFC v2 18/18] drm/vkms: Introduce config for encoder type

Signed-off-by: Louis Chauvet <louis.chauvet@...tlin.com>
---
 drivers/gpu/drm/vkms/vkms_config.c | 1 +
 drivers/gpu/drm/vkms/vkms_config.h | 2 ++
 drivers/gpu/drm/vkms/vkms_output.c | 2 +-
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vkms/vkms_config.c b/drivers/gpu/drm/vkms/vkms_config.c
index 1a1234d4f10fa8e5ea6bd649139ecc10c991f875..26280ad223208a978c44ef9c6c6eaadf1756818d 100644
--- a/drivers/gpu/drm/vkms/vkms_config.c
+++ b/drivers/gpu/drm/vkms/vkms_config.c
@@ -242,6 +242,7 @@ struct vkms_config_encoder *vkms_config_create_encoder(struct vkms_config *vkms_
 	if (!vkms_config_encoder)
 		return NULL;
 
+	vkms_config_encoder->type = DRM_MODE_ENCODER_VIRTUAL;
 	list_add(&vkms_config_encoder->link, &vkms_config->encoders);
 	xa_init_flags(&vkms_config_encoder->possible_crtcs, XA_FLAGS_ALLOC);
 
diff --git a/drivers/gpu/drm/vkms/vkms_config.h b/drivers/gpu/drm/vkms/vkms_config.h
index 1220b16f6c98d1ebb0ae55d662a84fe25e1a6a02..c6fe0573abd899e4b44b5ad390ff72e12664973f 100644
--- a/drivers/gpu/drm/vkms/vkms_config.h
+++ b/drivers/gpu/drm/vkms/vkms_config.h
@@ -55,6 +55,7 @@ struct vkms_config_crtc {
  * @link: Link to the others encoders
  * @name: Name of the encoder
  * @possible_crtcs: List of CRTC that can be used with this encoder
+ * @type: Type of encoder, see drm_mode.h, DRM_MODE_ENCODER_*
  * @encoder: Internal usage. This pointer should never be considered as valid. It can be used to
  *         store a temporary reference to a vkms encoder during device creation. This pointer is
  *         not managed by the configuration and must be managed by other means.
@@ -64,6 +65,7 @@ struct vkms_config_encoder {
 
 	char *name;
 	struct xarray possible_crtcs;
+	char type;
 
 	/* Internal usage */
 	struct drm_encoder *encoder;
diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c
index 56590afb33d75465971d10a282040690840cdbee..7c87da5757529b9a8dae880cd32272be7dd46a27 100644
--- a/drivers/gpu/drm/vkms/vkms_output.c
+++ b/drivers/gpu/drm/vkms/vkms_output.c
@@ -125,7 +125,7 @@ int vkms_output_init(struct vkms_device *vkmsdev)
 		if (!config_encoder->encoder)
 			return -ENOMEM;
 		ret = drmm_encoder_init(dev, config_encoder->encoder, NULL,
-					DRM_MODE_ENCODER_VIRTUAL, config_encoder->name);
+					config_encoder->type, config_encoder->name);
 		if (ret) {
 			DRM_ERROR("Failed to init encoder\n");
 			return ret;

-- 
2.47.0