Merge tag 'drm-misc-next-2025-10-21' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next

drm-misc-next for v6.19:

UAPI Changes:

amdxdna:
- Support reading last hardware error

Cross-subsystem Changes:

dma-buf:
- heaps: Create heap per CMA reserved location; Improve user-space documentation

Core Changes:

atomic:
- Clean up and improve state-handling interfaces, update drivers

bridge:
- Improve ref counting

buddy:
- Optimize block management

Driver Changes:

amdxdna:
- Fix runtime power management
- Support firmware debug output

ast:
- Set quirks for each chip model

atmel-hlcdc:
- Set LCDC_ATTRE register in plane disable
- Set correct values for plane scaler

bochs:
- Use vblank timer

bridge:
- synopsis: Support CEC; Init timer with correct frequency

cirrus-qemu:
- Use vblank timer

imx:
- Clean up

ivu:
- Update JSM API to 3.33.0
- Reset engine on more job errors
- Return correct error codes for jobs

komeda:
- Use drm_ logging functions

panel:
- edp: Support AUO B116XAN02.0

panfrost:
- Embed struct drm_driver in Panfrost device
- Improve error handling
- Clean up job handling

panthor:
- Support custom ASN_HASH for mt8196

renesas:
- rz-du: Fix dependencies

rockchip:
- dsi: Add support for RK3368
- Fix LUT size for RK3386

sitronix:
- Fix output position when clearing screens

qaic:
- Support dma-buf exports
- Support new firmware's READ_DATA implementation
- Replace kcalloc with memdup
- Replace snprintf() with sysfs_emit()
- Avoid overflows in arithmetics
- Clean up
- Fixes

qxl:
- Use vblank timer

rockchip:
- Clean up mode-setting code

vgem:
- Fix fence timer deadlock

virtgpu:
- Use vblank timer

Signed-off-by: Simona Vetter <simona.vetter@ffwll.ch>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://lore.kernel.org/r/20251021111837.GA40643@linux.fritz.box

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/gpu/drm/tiny/cirrus-qemu.c b/drivers/gpu/drm/tiny/cirrus-qemu.c
index 97a93adc5669..f728fa48ac88 100644
--- a/drivers/gpu/drm/tiny/cirrus-qemu.c
+++ b/drivers/gpu/drm/tiny/cirrus-qemu.c
@@ -45,6 +45,8 @@
 #include <drm/drm_modeset_helper_vtables.h>
 #include <drm/drm_module.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
+#include <drm/drm_vblank_helper.h>
 
 #define DRIVER_NAME "cirrus-qemu"
 #define DRIVER_DESC "qemu cirrus vga"
@@ -404,11 +406,15 @@ static void cirrus_crtc_helper_atomic_enable(struct drm_crtc *crtc,
 #endif
 
 	drm_dev_exit(idx);
+
+	drm_crtc_vblank_on(crtc);
 }
 
 static const struct drm_crtc_helper_funcs cirrus_crtc_helper_funcs = {
 	.atomic_check = cirrus_crtc_helper_atomic_check,
+	.atomic_flush = drm_crtc_vblank_atomic_flush,
 	.atomic_enable = cirrus_crtc_helper_atomic_enable,
+	.atomic_disable = drm_crtc_vblank_atomic_disable,
 };
 
 static const struct drm_crtc_funcs cirrus_crtc_funcs = {
@@ -418,6 +424,7 @@ static const struct drm_crtc_funcs cirrus_crtc_funcs = {
 	.page_flip = drm_atomic_helper_page_flip,
 	.atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
 	.atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
+	DRM_CRTC_VBLANK_TIMER_FUNCS,
 };
 
 static const struct drm_encoder_funcs cirrus_encoder_funcs = {
@@ -493,6 +500,10 @@ static int cirrus_pipe_init(struct cirrus_device *cirrus)
 	if (ret)
 		return ret;
 
+	ret = drm_vblank_init(dev, 1);
+	if (ret)
+		return ret;
+
 	return 0;
 }