[PATCH v2 8/9] drm: atmel-hlcdc: check display mode validity in crtc->mode_fixup()

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Move the adjusted display mode check into ->mode_fixup().

Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
Tested-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
index 12ec204..cbba029 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
@@ -142,11 +142,13 @@ static void atmel_hlcdc_crtc_mode_set_nofb(struct drm_crtc *c)
 			   cfg);
 }
 
-static bool atmel_hlcdc_crtc_mode_fixup(struct drm_crtc *crtc,
+static bool atmel_hlcdc_crtc_mode_fixup(struct drm_crtc *c,
 					const struct drm_display_mode *mode,
 					struct drm_display_mode *adjusted_mode)
 {
-	return true;
+	struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c);
+
+	return atmel_hlcdc_dc_mode_valid(crtc->dc, adjusted_mode) == MODE_OK;
 }
 
 static void atmel_hlcdc_crtc_disable(struct drm_crtc *c)
@@ -311,12 +313,8 @@ static int atmel_hlcdc_crtc_select_output_mode(struct drm_crtc_state *state)
 static int atmel_hlcdc_crtc_atomic_check(struct drm_crtc *c,
 					 struct drm_crtc_state *s)
 {
-	struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c);
 	int ret;
 
-	if (atmel_hlcdc_dc_mode_valid(crtc->dc, &s->adjusted_mode) != MODE_OK)
-		return -EINVAL;
-
 	ret = atmel_hlcdc_crtc_select_output_mode(s);
 	if (ret)
 		return ret;
-- 
2.5.0

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