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drm/vblank: limit vblank variable scope to atomic

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In drm_crtc_vblank_helper_get_vblank_timestamp_internal(), we only need
the vblank variable for atomic modesetting. Limit the scope to make
upcoming changes easier.

Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patch.msgid.link/b50f0bff654a6902ffd7ae52c31d46fad9ed7540.1765290097.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula
2025-12-09 16:23:13 +02:00
parent 65defc4a78
commit e547890b9a
1 changed files with 5 additions and 3 deletions
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8
drivers/gpu/drm/drm_vblank.c
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@@ -710,7 +710,6 @@ drm_crtc_vblank_helper_get_vblank_timestamp_internal(
{
struct drm_device *dev = crtc->dev;
unsigned int pipe = crtc->index;
struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
struct timespec64 ts_etime, ts_vblank_time;
ktime_t stime, etime;
bool vbl_status;
@@ -729,10 +728,13 @@ drm_crtc_vblank_helper_get_vblank_timestamp_internal(
return false;
}
if (drm_drv_uses_atomic_modeset(dev))
if (drm_drv_uses_atomic_modeset(dev)) {
struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
mode = &vblank->hwmode;
else
} else {
mode = &crtc->hwmode;
}
/* If mode timing undefined, just return as no-op:
* Happens during initial modesetting of a crtc.