diff options
| author | Vinod Koul <vinod.koul@intel.com> | 2010-11-19 15:10:39 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-11-19 17:44:07 -0800 |
| commit | b21bded7c006a29ccda0b8515c4ae3b49e3b599b (patch) | |
| tree | c4deec17563956296f69151351f59917fb1f33cd | |
| parent | 90abe60b32a4762fff9bef33295e08bc9bb355af (diff) | |
sst: log error returned by scu ipc read/write
scu ipc driver fails sometimes to read/write. This add logs with register
addr and ret code when these errors occur.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/staging/intel_sst/intelmid_pvt.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/staging/intel_sst/intelmid_pvt.c b/drivers/staging/intel_sst/intelmid_pvt.c index cb71fe028333..3ba9daf67526 100644 --- a/drivers/staging/intel_sst/intelmid_pvt.c +++ b/drivers/staging/intel_sst/intelmid_pvt.c @@ -146,30 +146,29 @@ int sst_sc_reg_access(struct sc_reg_access *sc_access, for (i = 0; i < num_val; i++) { retval = intel_scu_ipc_iowrite8(sc_access[i].reg_addr, sc_access[i].value); - if (retval) { - pr_err("IPC write failed!!! %d\n", retval); - return retval; - } + if (retval) + goto err; } } else if (type == PMIC_READ) { for (i = 0; i < num_val; i++) { retval = intel_scu_ipc_ioread8(sc_access[i].reg_addr, &(sc_access[i].value)); - if (retval) { - pr_err("IPC read failed!!!!!%d\n", retval); - return retval; - } + if (retval) + goto err; } } else { for (i = 0; i < num_val; i++) { retval = intel_scu_ipc_update_register( sc_access[i].reg_addr, sc_access[i].value, sc_access[i].mask); - if (retval) { - pr_err("IPC Modify failed!!!%d\n", retval); - return retval; - } + if (retval) + goto err; } } - return retval; + return 0; +err: + pr_err("IPC failed for cmd %d, %d\n", retval, type); + pr_err("reg:0x%2x addr:0x%2x\n", + sc_access[i].reg_addr, sc_access[i].value); + return retval; } |