[PATCH] i2c: piix4: Fix request_region size

From	Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH] i2c: piix4: Fix request_region size
Date	2017-01-27 16:20 +0100
Message-ID	<t4gtI-5Mm-23@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Since '701dc207bf55 ("i2c: piix4: Avoid race conditions with IMC")' we
are using the SMBSLVCNT register at offset 0x8. We need to request it.

Fixes: 701dc207bf55 ("i2c: piix4: Avoid race conditions with IMC")
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
Please note, not tested on hardware.
 drivers/i2c/busses/i2c-piix4.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index e34d82e79b98..73cc6799cc59 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -58,7 +58,7 @@
 #define SMBSLVDAT	(0xC + piix4_smba)
 
 /* count for request_region */
-#define SMBIOSIZE	8
+#define SMBIOSIZE	9
 
 /* PCI Address Constants */
 #define SMBBA		0x090
-- 
2.11.0

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[PATCH] i2c: piix4: Fix request_region size Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> - 2017-01-27 16:20 +0100
  Re: [PATCH] i2c: piix4: Fix request_region size Jean Delvare <jdelvare@suse.de> - 2017-01-28 09:40 +0100
    Re: [PATCH] i2c: piix4: Fix request_region size Wolfram Sang <wsa@the-dreams.de> - 2017-01-28 12:10 +0100
      Re: [PATCH] i2c: piix4: Fix request_region size Jean Delvare <jdelvare@suse.de> - 2017-01-28 12:20 +0100
        Re: [PATCH] i2c: piix4: Fix request_region size Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> - 2017-01-30 02:20 +0100

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