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authorMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2015-07-21 13:28:58 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-07-27 16:23:22 +0200
commit613d2b272177c61c7cdb83be75a6e4c378d50ff9 (patch)
treee1966931c8af2523c7e944b694d3defc2efdd538 /drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
parentfc596660dd4e83f7f84e3cd7b25dc5e8e83000ef (diff)
downloadlinux-613d2b272177c61c7cdb83be75a6e4c378d50ff9.tar.bz2
drm/atomic: pass old crtc state to atomic_begin/flush.
In intel it's useful to keep track of some state changes with old crtc state vs new state, for example to disable initial planes or when a modeset's prevented during fastboot. Cc: dri-devel@lists.freedesktop.org Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com> [danvet: squash in fixup for exynos provided by Maarten.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c')
-rw-r--r--drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
index f69b92535505..8b8fe3762ca9 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
@@ -239,7 +239,8 @@ static int atmel_hlcdc_crtc_atomic_check(struct drm_crtc *c,
return atmel_hlcdc_plane_prepare_disc_area(s);
}
-static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c)
+static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c,
+ struct drm_crtc_state *old_s)
{
struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c);
@@ -253,7 +254,8 @@ static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c)
}
}
-static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *crtc)
+static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_s)
{
/* TODO: write common plane control register if available */
}