linux-kernel - [PATCH 2/9] drm/bridge: tc358767: Simplify tc_stream_clock

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Message-Id: <20190226193609.9862-3-andrew.smirnov@gmail.com>
Date:   Tue, 26 Feb 2019 11:36:02 -0800
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Archit Taneja <architt@...eaurora.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Chris Healy <cphealy@...il.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/9] drm/bridge: tc358767: Simplify tc_stream_clock_calc()

Drop the use of tc_write() as well as "magicly" used "ret" and "err:"
and replace it with a simple call to regmap_write(). No functional
change intended.

Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
Cc: Archit Taneja <architt@...eaurora.org>
Cc: Andrzej Hajda <a.hajda@...sung.com>
Cc: Laurent Pinchart <Laurent.pinchart@...asonboard.com>
Cc: Chris Healy <cphealy@...il.com>
Cc: Lucas Stach <l.stach@...gutronix.de>
Cc: dri-devel@...ts.freedesktop.org
Cc: linux-kernel@...r.kernel.org
---
 drivers/gpu/drm/bridge/tc358767.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
index b0f8264a1285..86ebd49194b7 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -504,7 +504,6 @@ static int tc_pxl_pll_dis(struct tc_data *tc)
 
 static int tc_stream_clock_calc(struct tc_data *tc)
 {
-	int ret;
 	/*
 	 * If the Stream clock and Link Symbol clock are
 	 * asynchronous with each other, the value of M changes over
@@ -520,11 +519,7 @@ static int tc_stream_clock_calc(struct tc_data *tc)
 	 * M/N = f_STRMCLK / f_LSCLK
 	 *
 	 */
-	tc_write(DP0_VIDMNGEN1, 32768);
-
-	return 0;
-err:
-	return ret;
+	return regmap_write(tc->regmap, DP0_VIDMNGEN1, 32768);
 }
 
 static int tc_aux_link_setup(struct tc_data *tc)
-- 
2.20.1