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drm/radeon: Use mode h/vdisplay fields to hide out of bounds HW cursor

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The crtc_h/vdisplay fields may not match the CRTC viewport dimensions
with special modes such as interlaced ones.

Fixes the HW cursor disappearing in the bottom half of the screen with
interlaced modes.

Fixes: 6b16cf7785 ("drm/radeon: Hide the HW cursor while it's out of bounds")
Cc: stable@vger.kernel.org
Reported-by: Ashutosh Kumar <ashutosh.kumar@amd.com>
Tested-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer 2017-02-15 11:28:45 +09:00 committed by Alex Deucher
parent 697d3a2161
commit d74c67dd78
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/radeon/radeon_cursor.c
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@ -205,8 +205,8 @@ static int radeon_cursor_move_locked(struct drm_crtc *crtc, int x, int y)
}
if (x <= (crtc->x - w) || y <= (crtc->y - radeon_crtc->cursor_height) ||
x >= (crtc->x + crtc->mode.crtc_hdisplay) ||
y >= (crtc->y + crtc->mode.crtc_vdisplay))
x >= (crtc->x + crtc->mode.hdisplay) ||
y >= (crtc->y + crtc->mode.vdisplay))
goto out_of_bounds;
x += xorigin;