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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        "stable@vger.kernel.org, Guillaume Bertholon" 
        <guillaume.bertholon@ens.fr>,
        Guillaume Bertholon <guillaume.bertholon@ens.fr>
Subject: [PATCH 4.4 24/25] Revert "tc358743: fix register i2c_rd/wr function fix"
Date:   Tue,  1 Feb 2022 19:16:48 +0100
Message-Id: <20220201180822.940256585@linuxfoundation.org>
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From: Guillaume Bertholon <guillaume.bertholon@ens.fr>

This reverts commit a3f9c74652c749486bf9e989caabcae6f68272ee.

The reverted commit was backported and applied twice on the stable branch:
- First as commit 44f3c2b6e5e9 ("tc358743: fix register i2c_rd/wr
  function fix") at the right position `i2c_wr8_and_or`
- Then as commit a3f9c74652c7 ("tc358743: fix register i2c_rd/wr
  function fix") on the wrong function `i2c_wr16_and_or`

Fixes: a3f9c74652c7 ("tc358743: fix register i2c_rd/wr function fix")
Signed-off-by: Guillaume Bertholon <guillaume.bertholon@ens.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/media/i2c/tc358743.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -241,7 +241,7 @@ static void i2c_wr16(struct v4l2_subdev
 
 static void i2c_wr16_and_or(struct v4l2_subdev *sd, u16 reg, u16 mask, u16 val)
 {
-	i2c_wrreg(sd, reg, (i2c_rdreg(sd, reg, 1) & mask) | val, 1);
+	i2c_wrreg(sd, reg, (i2c_rdreg(sd, reg, 2) & mask) | val, 2);
 }
 
 static u32 i2c_rd32(struct v4l2_subdev *sd, u16 reg)