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Commit 521cf6489269f5b223c24857d99c779e91f42d3e

Authored by Parag Warudkar
Committed by Guenter Roeck
1 parent 3ceefe4319
Exists in smarc-l5.0.0_1.0.0-ga and in 5 other branches imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga

hwmon: (applesmc) Bump max wait 

A heavy-load test on a MacBookPro6,1 is still showing a substantial
amount of read errors.  Increasing the maximum wait time to 128 ms
resolves the issue.

Signed-off-by: Parag Warudkar <parag.lkml@gmail.com>
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

Showing 1 changed file with 2 additions and 2 deletions Side-by-side Diff

drivers/hwmon/applesmc.c
Diff comments   View file @ 521cf64
... ... @@ -53,10 +53,10 @@
53 53  
54 54 #define APPLESMC_MAX_DATA_LENGTH 32
55 55  
56   -/* wait up to 32 ms for a status change. */
  56 +/* wait up to 128 ms for a status change. */
57 57 #define APPLESMC_MIN_WAIT 0x0010
58 58 #define APPLESMC_RETRY_WAIT 0x0100
59   -#define APPLESMC_MAX_WAIT 0x8000
  59 +#define APPLESMC_MAX_WAIT 0x20000
60 60  
61 61 #define APPLESMC_READ_CMD 0x10
62 62 #define APPLESMC_WRITE_CMD 0x11