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authorSreedhara DS <sreedhara.ds@intel.com>2010-10-22 15:43:55 +0100
committerMatthew Garrett <mjg@redhat.com>2011-01-07 17:03:40 -0500
commit5369c02d951afc72d68f5f85089160a63d31ca37 (patch)
tree0a07cc414001e9dbb27e704484f75a4a6bb61f89 /drivers/platform/x86/intel_scu_ipc.c
parent3e5b08cbbf78bedd316904ab0cf3b27119433ee5 (diff)
downloadlinux-5369c02d951afc72d68f5f85089160a63d31ca37.tar.gz
intel_scu_ipc: Utility driver for intel scu ipc
This driver implements ioctl and interfaces with intel scu ipc driver. It
is used to access pmic/msic registers from user space and firmware update
utility.

Signed-off-by: Sreedhara DS <sreedhara.ds@intel.com>
[Extensive clean up and debug]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Diffstat (limited to 'drivers/platform/x86/intel_scu_ipc.c')
-rw-r--r--drivers/platform/x86/intel_scu_ipc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c
index ca35b0ce944a..1752ef006d26 100644
--- a/drivers/platform/x86/intel_scu_ipc.c
+++ b/drivers/platform/x86/intel_scu_ipc.c
@@ -497,7 +497,7 @@ int intel_scu_ipc_i2c_cntrl(u32 addr, u32 *data)
 			"intel_scu_ipc: I2C INVALID_CMD = 0x%x\n", cmd);
 
 		mutex_unlock(&ipclock);
-		return -1;
+		return -EIO;
 	}
 	mutex_unlock(&ipclock);
 	return 0;
@@ -642,7 +642,7 @@ update_end:
 
 	if (status == IPC_FW_UPDATE_SUCCESS)
 		return 0;
-	return -1;
+	return -EIO;
 }
 EXPORT_SYMBOL(intel_scu_ipc_fw_update);