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authorLouis Chauvet <louis.chauvet@bootlin.com>2025-01-16 18:47:16 +0100
committerLouis Chauvet <louis.chauvet@bootlin.com>2025-01-21 10:32:32 +0100
commit8dd92e6eee590179818ba155cf02dc172e0c88c9 (patch)
treed4874b99b88a0c013943ccaa853ea145f87c9057
parentc367b772e6d89d8c7b560c7df7e3803ce6b8bcea (diff)
drm/vkms: Switch to managed for crtc
The current VKMS driver uses managed function to create crtc, but don't use it to properly clean the crtc workqueue. It is not an issue yet, but in order to support multiple devices easily, convert this code to use drm and device managed helpers. Acked-by: Maxime Ripard <mripard@kernel.org> Reviewed-by: José Expósito <jose.exposito89@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250116-google-vkms-managed-v9-4-3e4ae1bd05a0@bootlin.com Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
-rw-r--r--drivers/gpu/drm/vkms/vkms_crtc.c5
-rw-r--r--drivers/gpu/drm/vkms/vkms_drv.c9
2 files changed, 4 insertions, 10 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_crtc.c b/drivers/gpu/drm/vkms/vkms_crtc.c
index 28a57ae109fc..434c35d5e947 100644
--- a/drivers/gpu/drm/vkms/vkms_crtc.c
+++ b/drivers/gpu/drm/vkms/vkms_crtc.c
@@ -4,6 +4,7 @@
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_managed.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_vblank.h>
@@ -296,7 +297,9 @@ int vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
spin_lock_init(&vkms_out->lock);
spin_lock_init(&vkms_out->composer_lock);
- vkms_out->composer_workq = alloc_ordered_workqueue("vkms_composer", 0);
+ vkms_out->composer_workq = drmm_alloc_ordered_workqueue(dev, "vkms_composer", 0);
+ if (IS_ERR(vkms_out->composer_workq))
+ return PTR_ERR(vkms_out->composer_workq);
if (!vkms_out->composer_workq)
return -ENOMEM;
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index e0409aba9349..7c142bfc3bd9 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -53,14 +53,6 @@ MODULE_PARM_DESC(enable_overlay, "Enable/Disable overlay support");
DEFINE_DRM_GEM_FOPS(vkms_driver_fops);
-static void vkms_release(struct drm_device *dev)
-{
- struct vkms_device *vkms = drm_device_to_vkms_device(dev);
-
- if (vkms->output.composer_workq)
- destroy_workqueue(vkms->output.composer_workq);
-}
-
static void vkms_atomic_commit_tail(struct drm_atomic_state *old_state)
{
struct drm_device *dev = old_state->dev;
@@ -108,7 +100,6 @@ static const struct drm_debugfs_info vkms_config_debugfs_list[] = {
static const struct drm_driver vkms_driver = {
.driver_features = DRIVER_MODESET | DRIVER_ATOMIC | DRIVER_GEM,
- .release = vkms_release,
.fops = &vkms_driver_fops,
DRM_GEM_SHMEM_DRIVER_OPS,
DRM_FBDEV_SHMEM_DRIVER_OPS,