diff mbox series

[v4,20/22] drm/sun4i: Make COEF_RDY conditional

Message ID 20181205083703.21488-21-paul.kocialkowski@bootlin.com (mailing list archive)
State New, archived
Headers show
Series drm/sun4i: Support for linear and tiled YUV formats with the frontend | expand

Commit Message

Paul Kocialkowski Dec. 5, 2018, 8:37 a.m. UTC 
From: Maxime Ripard <maxime.ripard@bootlin.com>

The COEF_RDY bit isn't found in all the SoCs featuring some variant of the
frontend.

Add it to our quirks structure.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
---
 drivers/gpu/drm/sun4i/sun4i_frontend.c | 9 +++++----
 drivers/gpu/drm/sun4i/sun4i_frontend.h | 1 +
 2 files changed, 6 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c
index 7a1095b004d4..86c5033102b9 100644
--- a/drivers/gpu/drm/sun4i/sun4i_frontend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c
@@ -96,10 +96,11 @@  static void sun4i_frontend_scaler_init(struct sun4i_frontend *frontend)
 			     sun4i_frontend_vert_coef[i]);
 	}
 
-	regmap_write_bits(frontend->regs,
-			  SUN4I_FRONTEND_FRM_CTRL_REG,
-			  SUN4I_FRONTEND_FRM_CTRL_COEF_RDY,
-			  SUN4I_FRONTEND_FRM_CTRL_COEF_RDY);
+	if (frontend->data->has_coef_rdy)
+		regmap_write_bits(frontend->regs,
+				  SUN4I_FRONTEND_FRM_CTRL_REG,
+				  SUN4I_FRONTEND_FRM_CTRL_COEF_RDY,
+				  SUN4I_FRONTEND_FRM_CTRL_COEF_RDY);
 }
 
 int sun4i_frontend_init(struct sun4i_frontend *frontend)
diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.h b/drivers/gpu/drm/sun4i/sun4i_frontend.h
index 01e68bb11c98..e332bc1c6b68 100644
--- a/drivers/gpu/drm/sun4i/sun4i_frontend.h
+++ b/drivers/gpu/drm/sun4i/sun4i_frontend.h
@@ -114,6 +114,7 @@  struct reset_control;
 
 struct sun4i_frontend_data {
 	bool	has_coef_access_ctrl;
+	bool	has_coef_rdy;
 };
 
 struct sun4i_frontend {