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authorBrandon Wyman2021-08-06 22:51:31 +0000
committerGuenter Roeck2021-08-17 14:54:26 -0700
commit76b72736f574ec38b3e94603ea5f74b1853f26b0 (patch)
treea7e37cf1b3397923a47b550d72a6f90874a29725 /drivers/hwmon/pmbus/ibm-cffps.c
parent2284ed9ffc062d1755a5299e2cc6896d2cfba000 (diff)
hwmon: (pmbus/ibm-cffps) Fix write bits for LED control
When doing a PMBus write for the LED control on the IBM Common Form Factor Power Supplies (ibm-cffps), the DAh command requires that bit 7 be low and bit 6 be high in order to indicate that you are truly attempting to do a write. Signed-off-by: Brandon Wyman <bjwyman@gmail.com> Link: https://lore.kernel.org/r/20210806225131.1808759-1-bjwyman@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/pmbus/ibm-cffps.c')
-rw-r--r--drivers/hwmon/pmbus/ibm-cffps.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/hwmon/pmbus/ibm-cffps.c b/drivers/hwmon/pmbus/ibm-cffps.c
index 5668d8305b78..df712ce4b164 100644
--- a/drivers/hwmon/pmbus/ibm-cffps.c
+++ b/drivers/hwmon/pmbus/ibm-cffps.c
@@ -50,9 +50,9 @@
#define CFFPS_MFR_VAUX_FAULT BIT(6)
#define CFFPS_MFR_CURRENT_SHARE_WARNING BIT(7)
-#define CFFPS_LED_BLINK BIT(0)
-#define CFFPS_LED_ON BIT(1)
-#define CFFPS_LED_OFF BIT(2)
+#define CFFPS_LED_BLINK (BIT(0) | BIT(6))
+#define CFFPS_LED_ON (BIT(1) | BIT(6))
+#define CFFPS_LED_OFF (BIT(2) | BIT(6))
#define CFFPS_BLINK_RATE_MS 250
enum {