* [PATCH xf86-video-amdgpu] Don't set modes before AMDGPUWindowExposures_oneshot is called
@ 2017-03-23 9:53 Michel Dänzer
[not found] ` <20170323095355.7041-1-michel-otUistvHUpPR7s880joybQ@public.gmane.org>
0 siblings, 1 reply; 2+ messages in thread
From: Michel Dänzer @ 2017-03-23 9:53 UTC (permalink / raw)
To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW
From: Michel Dänzer <michel.daenzer@amd.com>
The root window contents may be undefined before that, so we don't to
show anything yet.
Fixes a crash on startup with rotation and virtual resolution set in
xorg.conf.
Bugzilla: https://bugs.freedesktop.org/100276
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
---
src/amdgpu_drv.h | 5 +++++
src/amdgpu_kms.c | 6 +++---
src/drmmode_display.c | 6 ++++++
3 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/src/amdgpu_drv.h b/src/amdgpu_drv.h
index 532d99daa..e5c44dc36 100644
--- a/src/amdgpu_drv.h
+++ b/src/amdgpu_drv.h
@@ -315,6 +315,11 @@ Bool amdgpu_dri3_screen_init(ScreenPtr screen);
/* amdgpu_kms.c */
Bool amdgpu_scanout_do_update(xf86CrtcPtr xf86_crtc, int scanout_id);
+void AMDGPUWindowExposures_oneshot(WindowPtr pWin, RegionPtr pRegion
+#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(1,16,99,901,0)
+ , RegionPtr pBSRegion
+#endif
+ );
/* amdgpu_present.c */
Bool amdgpu_present_screen_init(ScreenPtr screen);
diff --git a/src/amdgpu_kms.c b/src/amdgpu_kms.c
index 4821e932f..90d0288af 100644
--- a/src/amdgpu_kms.c
+++ b/src/amdgpu_kms.c
@@ -1258,11 +1258,11 @@ static Bool AMDGPUCreateWindow_oneshot(WindowPtr pWin)
}
/* When the root window is mapped, set the initial modes */
-static void AMDGPUWindowExposures_oneshot(WindowPtr pWin, RegionPtr pRegion
+void AMDGPUWindowExposures_oneshot(WindowPtr pWin, RegionPtr pRegion
#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(1,16,99,901,0)
- , RegionPtr pBSRegion
+ , RegionPtr pBSRegion
#endif
- )
+ )
{
ScreenPtr pScreen = pWin->drawable.pScreen;
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index 2cdea90ad..a041e8b67 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -779,6 +779,12 @@ drmmode_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
drmModeModeInfo kmode;
uint32_t bo_handle;
+ /* The root window contents may be undefined before the WindowExposures
+ * hook is called for it, so bail if we get here before that
+ */
+ if (pScreen->WindowExposures == AMDGPUWindowExposures_oneshot)
+ return FALSE;
+
saved_mode = crtc->mode;
saved_x = crtc->x;
saved_y = crtc->y;
--
2.11.0
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply related [flat|nested] 2+ messages in thread
* RE: [PATCH xf86-video-amdgpu] Don't set modes before AMDGPUWindowExposures_oneshot is called
[not found] ` <20170323095355.7041-1-michel-otUistvHUpPR7s880joybQ@public.gmane.org>
@ 2017-03-23 12:43 ` Deucher, Alexander
0 siblings, 0 replies; 2+ messages in thread
From: Deucher, Alexander @ 2017-03-23 12:43 UTC (permalink / raw)
To: 'Michel Dänzer', amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW
> -----Original Message-----
> From: amd-gfx [mailto:amd-gfx-bounces@lists.freedesktop.org] On Behalf
> Of Michel Dänzer
> Sent: Thursday, March 23, 2017 5:54 AM
> To: amd-gfx@lists.freedesktop.org
> Subject: [PATCH xf86-video-amdgpu] Don't set modes before
> AMDGPUWindowExposures_oneshot is called
>
> From: Michel Dänzer <michel.daenzer@amd.com>
>
> The root window contents may be undefined before that, so we don't to
> show anything yet.
>
> Fixes a crash on startup with rotation and virtual resolution set in
> xorg.conf.
>
> Bugzilla: https://bugs.freedesktop.org/100276
> Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
> ---
> src/amdgpu_drv.h | 5 +++++
> src/amdgpu_kms.c | 6 +++---
> src/drmmode_display.c | 6 ++++++
> 3 files changed, 14 insertions(+), 3 deletions(-)
>
> diff --git a/src/amdgpu_drv.h b/src/amdgpu_drv.h
> index 532d99daa..e5c44dc36 100644
> --- a/src/amdgpu_drv.h
> +++ b/src/amdgpu_drv.h
> @@ -315,6 +315,11 @@ Bool amdgpu_dri3_screen_init(ScreenPtr screen);
>
> /* amdgpu_kms.c */
> Bool amdgpu_scanout_do_update(xf86CrtcPtr xf86_crtc, int scanout_id);
> +void AMDGPUWindowExposures_oneshot(WindowPtr pWin, RegionPtr
> pRegion
> +#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(1,16,99,901,0)
> + , RegionPtr pBSRegion
> +#endif
> + );
>
> /* amdgpu_present.c */
> Bool amdgpu_present_screen_init(ScreenPtr screen);
> diff --git a/src/amdgpu_kms.c b/src/amdgpu_kms.c
> index 4821e932f..90d0288af 100644
> --- a/src/amdgpu_kms.c
> +++ b/src/amdgpu_kms.c
> @@ -1258,11 +1258,11 @@ static Bool
> AMDGPUCreateWindow_oneshot(WindowPtr pWin)
> }
>
> /* When the root window is mapped, set the initial modes */
> -static void AMDGPUWindowExposures_oneshot(WindowPtr pWin,
> RegionPtr pRegion
> +void AMDGPUWindowExposures_oneshot(WindowPtr pWin, RegionPtr
> pRegion
> #if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(1,16,99,901,0)
> - , RegionPtr pBSRegion
> + , RegionPtr pBSRegion
> #endif
> - )
> + )
> {
> ScreenPtr pScreen = pWin->drawable.pScreen;
> ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
> diff --git a/src/drmmode_display.c b/src/drmmode_display.c
> index 2cdea90ad..a041e8b67 100644
> --- a/src/drmmode_display.c
> +++ b/src/drmmode_display.c
> @@ -779,6 +779,12 @@ drmmode_set_mode_major(xf86CrtcPtr crtc,
> DisplayModePtr mode,
> drmModeModeInfo kmode;
> uint32_t bo_handle;
>
> + /* The root window contents may be undefined before the
> WindowExposures
> + * hook is called for it, so bail if we get here before that
> + */
> + if (pScreen->WindowExposures ==
> AMDGPUWindowExposures_oneshot)
> + return FALSE;
> +
> saved_mode = crtc->mode;
> saved_x = crtc->x;
> saved_y = crtc->y;
> --
> 2.11.0
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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2017-03-23 9:53 [PATCH xf86-video-amdgpu] Don't set modes before AMDGPUWindowExposures_oneshot is called Michel Dänzer
[not found] ` <20170323095355.7041-1-michel-otUistvHUpPR7s880joybQ@public.gmane.org>
2017-03-23 12:43 ` Deucher, Alexander
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