linux-kernel - [PATCH v3 03/24] drm/i2c: tda998x: code cleanup

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Message-ID: <20140119195838.372fbbaa@armhf>
Date:	Sun, 19 Jan 2014 19:58:38 +0100
From:	Jean-Francois Moine <moinejf@...e.fr>
To:	dri-devel@...ts.freedesktop.org
Cc:	Dave Airlie <airlied@...il.com>, Rob Clark <robdclark@...il.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Russell King - ARM Linux <linux@....linux.org.uk>
Subject: [PATCH v3 03/24] drm/i2c: tda998x: code cleanup

This patch:
- replaces ARRAY_SIZE() by sizeof() when a number of bytes is needed,
- adds a linefeed in an error message and
- removes an useless variable setting.

Tested-by: Russell King <rmk+kernel@....linux.org.uk>
Signed-off-by: Jean-Francois Moine <moinejf@...e.fr>
---
 drivers/gpu/drm/i2c/tda998x_drv.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
index 11f0607..320b37f 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c
@@ -335,7 +335,7 @@ cec_write(struct tda998x_priv *priv, uint16_t addr, uint8_t val)
 	uint8_t buf[] = {addr, val};
 	int ret;
 
-	ret = i2c_master_send(client, buf, ARRAY_SIZE(buf));
+	ret = i2c_master_send(client, buf, sizeof(buf));
 	if (ret < 0)
 		dev_err(&client->dev, "Error %d writing to cec:0x%x\n", ret, addr);
 }
@@ -372,7 +372,8 @@ set_page(struct tda998x_priv *priv, uint16_t reg)
 		};
 		int ret = i2c_master_send(client, buf, sizeof(buf));
 		if (ret < 0) {
-			dev_err(&client->dev, "Error %d writing to REG_CURPAGE\n", ret);
+			dev_err(&client->dev, "setpage %04x err %d\n",
+					reg, ret);
 			return ret;
 		}
 
@@ -449,7 +450,7 @@ reg_write(struct tda998x_priv *priv, uint16_t reg, uint8_t val)
 	if (ret < 0)
 		return;
 
-	ret = i2c_master_send(client, buf, ARRAY_SIZE(buf));
+	ret = i2c_master_send(client, buf, sizeof(buf));
 	if (ret < 0)
 		dev_err(&client->dev, "Error %d writing to 0x%x\n", ret, reg);
 }
@@ -465,7 +466,7 @@ reg_write16(struct tda998x_priv *priv, uint16_t reg, uint16_t val)
 	if (ret < 0)
 		return;
 
-	ret = i2c_master_send(client, buf, ARRAY_SIZE(buf));
+	ret = i2c_master_send(client, buf, sizeof(buf));
 	if (ret < 0)
 		dev_err(&client->dev, "Error %d writing to 0x%x\n", ret, reg);
 }
@@ -1006,7 +1007,7 @@ read_edid_block(struct drm_encoder *encoder, uint8_t *buf, int blk)
 
 	ret = reg_read_range(priv, REG_EDID_DATA_0, buf, EDID_LENGTH);
 	if (ret != EDID_LENGTH) {
-		dev_err(encoder->dev->dev, "failed to read edid block %d: %d",
+		dev_err(encoder->dev->dev, "failed to read edid block %d: %d\n",
 				blk, ret);
 		return ret;
 	}
@@ -1020,7 +1021,7 @@ static uint8_t *
 do_get_edid(struct drm_encoder *encoder)
 {
 	struct tda998x_priv *priv = to_tda998x_priv(encoder);
-	int j = 0, valid_extensions = 0;
+	int j, valid_extensions = 0;
 	uint8_t *block, *new;
 	bool print_bad_edid = drm_debug & DRM_UT_KMS;
 
-- 
1.8.5.3

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