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Handle rotation in the driver also with Xorg 1.12-1.18

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We cannot use the HW cursor in that case, but in turn we get more
efficient and less teary updates of rotated outputs.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer
2017-02-28 17:31:14 +09:00
committed by Michel Dänzer
parent ae921a3150
commit f2bc882f1c
1 changed files with 5 additions and 8 deletions
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13
src/drmmode_display.c
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@@ -673,23 +673,20 @@ drmmode_crtc_update_tear_free(xf86CrtcPtr crtc)
#if XF86_CRTC_VERSION >= 4
#if XF86_CRTC_VERSION < 7
#define XF86DriverTransformOutput TRUE
#define XF86DriverTransformNone FALSE
#endif
static Bool
drmmode_handle_transform(xf86CrtcPtr crtc)
{
Bool ret;
#if XF86_CRTC_VERSION >= 7
if (crtc->transformPresent || crtc->rotation != RR_Rotate_0)
crtc->driverIsPerformingTransform = XF86DriverTransformOutput;
else
crtc->driverIsPerformingTransform = XF86DriverTransformNone;
#else
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
RADEONInfoPtr info = RADEONPTR(crtc->scrn);
crtc->driverIsPerformingTransform = crtc->transformPresent ||
(drmmode_crtc->tear_free && crtc->rotation != RR_Rotate_0);
#endif
ret = xf86CrtcRotate(crtc);