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| author | Dave Airlie <airlied@redhat.com> | 2022-09-21 07:46:54 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2022-09-21 07:51:00 +1000 |
| commit | 47cd3af67de0bef9d50e37197dc307ce83768142 (patch) | |
| tree | 2426b59cb9d1112676660c38643198d74689f18c /drivers/gpu/drm/i915/display/intel_fbdev.c | |
| parent | 72ca70acc7658b99ec39b75971002fb1c8d48c1a (diff) | |
| parent | 21f0b7dabf9c358e75a539b5554c0375bf1abe0a (diff) | |
Merge tag 'drm-intel-next-2022-09-16-1' of git://anongit.freedesktop.org/drm/drm-intel into drm-next
drm/i915 feature pull #2 for v6.1:
Features and functionality:
- More Meteorlake platform enabling (Radhakrishna, Imre, Madhumitha)
- Allow seamless M/N changes on eDP panels that support it (Ville)
- Switch DSC debugfs from output bpp to input bpc (Swati)
Refactoring and cleanups:
- Clocking and DPLL refactoring and cleanups to support seamless M/N (Ville)
- Plenty of VBT definition and parsing updates and cleanups (Ville)
- Extract SKL watermark code to a separate file, and clean up (Ville)
- Clean up IPC interfaces and debugfs (Jani)
- Continue moving display data under drm_i915_private display sub-struct (Jani)
- Display quirk handling refactoring and abstractions (Jani)
- Stop using implicit dev_priv in gmbus registers (Jani)
- BUG_ON() removals and conversions to drm_WARN_ON() and BUILD_BUG_ON() (Jani)
- Use drm_dp_phy_name() for logging (Jani)
- Use REG_BIT() macros for CDCLK registers (Stan)
- Move display and media IP versions to runtime info (Radhakrishna)
Fixes:
- Fix DP MST suspend to avoid use-after-free (Andrzej)
- Fix HPD suspend to avoid use-after-free for fbdev (Andrzej)
- Fix various PSR issues regarding selective update and damage clips (Jouni)
- Fix runtime pm wakerefs for driver remove and release (Mitul Golani)
- Fix conditions for filtering fixed modes for panels (Ville)
- Fix TV encoder clock computation (Ville)
- Fix dvo mode_valid hook return type (Nathan Huckleberry)
Merges:
- Backmerge drm-next to sync the DP MST atomic changes (Jani)
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87o7vfr064.fsf@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fbdev.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbdev.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbdev.c b/drivers/gpu/drm/i915/display/intel_fbdev.c index 94081bf05b99..112aa0447a0d 100644 --- a/drivers/gpu/drm/i915/display/intel_fbdev.c +++ b/drivers/gpu/drm/i915/display/intel_fbdev.c @@ -210,6 +210,12 @@ static int intelfb_create(struct drm_fb_helper *helper, struct drm_i915_gem_object *obj; int ret; + mutex_lock(&ifbdev->hpd_lock); + ret = ifbdev->hpd_suspended ? -EAGAIN : 0; + mutex_unlock(&ifbdev->hpd_lock); + if (ret) + return ret; + if (intel_fb && (sizes->fb_width > intel_fb->base.width || sizes->fb_height > intel_fb->base.height)) { @@ -573,7 +579,8 @@ void intel_fbdev_unregister(struct drm_i915_private *dev_priv) if (!ifbdev) return; - cancel_work_sync(&dev_priv->display.fbdev.suspend_work); + intel_fbdev_set_suspend(&dev_priv->drm, FBINFO_STATE_SUSPENDED, true); + if (!current_is_async()) intel_fbdev_sync(ifbdev); @@ -618,7 +625,7 @@ void intel_fbdev_set_suspend(struct drm_device *dev, int state, bool synchronous struct fb_info *info; if (!ifbdev || !ifbdev->vma) - return; + goto set_suspend; info = ifbdev->helper.fbdev; @@ -661,6 +668,7 @@ void intel_fbdev_set_suspend(struct drm_device *dev, int state, bool synchronous drm_fb_helper_set_suspend(&ifbdev->helper, state); console_unlock(); +set_suspend: intel_fbdev_hpd_set_suspend(dev_priv, state); } |