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From: <gregkh@linuxfoundation.org>
To: laurent.pinchart+renesas@ideasonboard.com,
	gregkh@linuxfoundation.org, nhan.nguyen.yb@renesas.com,
	thong.ho.px@rvc.renesas.com
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "drm: rcar-du: lvds: Fix PLL frequency-related configuration" has been added to the 4.4-stable tree
Date: Sun, 27 Aug 2017 14:37:22 +0200	[thread overview]
Message-ID: <1503837442284@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    drm: rcar-du: lvds: Fix PLL frequency-related configuration

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-rcar-du-lvds-fix-pll-frequency-related-configuration.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 5e1ac3bdc6bbb4f378251b87625b8acfbfc4ae82 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Date: Mon, 7 Sep 2015 16:03:25 +0300
Subject: drm: rcar-du: lvds: Fix PLL frequency-related configuration

From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

commit 5e1ac3bdc6bbb4f378251b87625b8acfbfc4ae82 upstream.

The frequency checks don't match the datasheet, fix them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Thong Ho <thong.ho.px@rvc.renesas.com>
Signed-off-by: Nhan Nguyen <nhan.nguyen.yb@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- a/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c
@@ -56,11 +56,11 @@ static int rcar_du_lvdsenc_start(struct
 		return ret;
 
 	/* PLL clock configuration */
-	if (freq <= 38000)
+	if (freq < 39000)
 		pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_38M;
-	else if (freq <= 60000)
+	else if (freq < 61000)
 		pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_60M;
-	else if (freq <= 121000)
+	else if (freq < 121000)
 		pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_121M;
 	else
 		pllcr = LVDPLLCR_PLLDLYCNT_150M;


Patches currently in stable-queue which might be from laurent.pinchart+renesas@ideasonboard.com are

queue-4.4/drm-rcar-du-lvds-rename-pllen-bit-to-pllon.patch
queue-4.4/drm-rcar-du-fix-crash-in-encoder-failure-error-path.patch
queue-4.4/drm-rcar-du-fix-h-v-sync-signal-polarity-configuration.patch
queue-4.4/drm-rcar-du-fix-display-timing-controller-parameter.patch
queue-4.4/drm-rcar-du-lvds-fix-pll-frequency-related-configuration.patch

                 reply	other threads:[~2017-08-27 12:37 UTC|newest]

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