From a111ec399c60a860209205a9e303b4d4a9274968 Mon Sep 17 00:00:00 2001 From: Brandon Wyman Date: Mon, 4 Oct 2021 14:43:38 +0000 Subject: hwmon: (pmbus/ibm-cffps) Add mfg_id debugfs entry Add support for the manufacturer ID to the debugfs entries. Signed-off-by: Brandon Wyman Link: https://lore.kernel.org/r/20211004144339.2634330-1-bjwyman@gmail.com Signed-off-by: Guenter Roeck --- drivers/hwmon/pmbus/ibm-cffps.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'drivers/hwmon') diff --git a/drivers/hwmon/pmbus/ibm-cffps.c b/drivers/hwmon/pmbus/ibm-cffps.c index 53f7d1418bc9..226a60aea298 100644 --- a/drivers/hwmon/pmbus/ibm-cffps.c +++ b/drivers/hwmon/pmbus/ibm-cffps.c @@ -18,6 +18,7 @@ #include "pmbus.h" +#define CFFPS_MFG_ID_CMD 0x99 #define CFFPS_FRU_CMD 0x9A #define CFFPS_PN_CMD 0x9B #define CFFPS_HEADER_CMD 0x9C @@ -34,7 +35,7 @@ #define CFFPS_INPUT_HISTORY_SIZE 100 #define CFFPS_CCIN_REVISION GENMASK(7, 0) -#define CFFPS_CCIN_REVISION_LEGACY 0xde +#define CFFPS_CCIN_REVISION_LEGACY 0xde #define CFFPS_CCIN_VERSION GENMASK(15, 8) #define CFFPS_CCIN_VERSION_1 0x2b #define CFFPS_CCIN_VERSION_2 0x2e @@ -57,6 +58,7 @@ enum { CFFPS_DEBUGFS_INPUT_HISTORY = 0, + CFFPS_DEBUGFS_MFG_ID, CFFPS_DEBUGFS_FRU, CFFPS_DEBUGFS_PN, CFFPS_DEBUGFS_HEADER, @@ -158,6 +160,9 @@ static ssize_t ibm_cffps_debugfs_read(struct file *file, char __user *buf, switch (idx) { case CFFPS_DEBUGFS_INPUT_HISTORY: return ibm_cffps_read_input_history(psu, buf, count, ppos); + case CFFPS_DEBUGFS_MFG_ID: + cmd = CFFPS_MFG_ID_CMD; + break; case CFFPS_DEBUGFS_FRU: cmd = CFFPS_FRU_CMD; break; @@ -564,6 +569,9 @@ static int ibm_cffps_probe(struct i2c_client *client) debugfs_create_file("input_history", 0444, ibm_cffps_dir, &psu->debugfs_entries[CFFPS_DEBUGFS_INPUT_HISTORY], &ibm_cffps_fops); + debugfs_create_file("mfg_id", 0444, ibm_cffps_dir, + &psu->debugfs_entries[CFFPS_DEBUGFS_MFG_ID], + &ibm_cffps_fops); debugfs_create_file("fru", 0444, ibm_cffps_dir, &psu->debugfs_entries[CFFPS_DEBUGFS_FRU], &ibm_cffps_fops); -- cgit