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From: Dario Binacchi <dariobin@libero.it>
To: linux-kernel@vger.kernel.org
Cc: Dario Binacchi <dariobin@libero.it>,
	Daniel Vetter <daniel@ffwll.ch>, David Airlie <airlied@linux.ie>,
	Jyri Sarha <jyri.sarha@iki.fi>,
	Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
	dri-devel@lists.freedesktop.org
Subject: [RESEND PATCH] drm/tilcdc: fix raster control register setting
Date: Tue, 16 Feb 2021 21:22:25 +0100	[thread overview]
Message-ID: <20210216202225.12861-1-dariobin@libero.it> (raw)

The fdd property of the tilcdc_panel_info structure must set the reqdly
bit field  (bit 12 to 19) of the raster control register. The previous
statement set the least significant bit instead.

Signed-off-by: Dario Binacchi <dariobin@libero.it>

---

 drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
index 30213708fc99..238068e28729 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
@@ -393,7 +393,7 @@ static void tilcdc_crtc_set_mode(struct drm_crtc *crtc)
 			return;
 		}
 	}
-	reg |= info->fdd < 12;
+	reg |= info->fdd << 12;
 	tilcdc_write(dev, LCDC_RASTER_CTRL_REG, reg);
 
 	if (info->invert_pxl_clk)
-- 
2.17.1


             reply	other threads:[~2021-02-16 20:24 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-16 20:22 Dario Binacchi [this message]
2021-02-17  6:41 ` [RESEND PATCH] drm/tilcdc: fix raster control register setting Tomi Valkeinen
2021-02-17 17:45   ` Dario Binacchi
2021-02-18 16:00 ` Jyri Sarha
  -- strict thread matches above, loose matches on Subject: below --
2021-02-16 20:17 Dario Binacchi

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