[PATCH 14/38] staging/bcm: move IOCTL_CHIP_RESET case out to its own function.

From: Dave Jones
Date: Thu Feb 13 2014 - 14:55:15 EST


bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines. Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@xxxxxxxxxxxxxxxxx>
---
drivers/staging/bcm/Bcmchar.c | 38 +++++++++++++++++++++++---------------
1 file changed, 23 insertions(+), 15 deletions(-)

diff --git a/drivers/staging/bcm/Bcmchar.c b/drivers/staging/bcm/Bcmchar.c
index 9db4ec9d1983..a03ba2ec02f8 100644
--- a/drivers/staging/bcm/Bcmchar.c
+++ b/drivers/staging/bcm/Bcmchar.c
@@ -961,6 +961,26 @@ static int bcm_char_ioctl_buffer_download_stop(void __user *argp, struct bcm_min
return Status;
}

+static int bcm_char_ioctl_chip_reset(struct bcm_mini_adapter *Adapter)
+{
+ INT Status;
+ INT NVMAccess;
+
+ NVMAccess = down_trylock(&Adapter->NVMRdmWrmLock);
+ if (NVMAccess) {
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, " IOCTL_BCM_CHIP_RESET not allowed as EEPROM Read/Write is in progress\n");
+ return -EACCES;
+ }
+
+ down(&Adapter->RxAppControlQueuelock);
+ Status = reset_card_proc(Adapter);
+ flushAllAppQ();
+ up(&Adapter->RxAppControlQueuelock);
+ up(&Adapter->NVMRdmWrmLock);
+ ResetCounters(Adapter);
+ return Status;
+}
+

static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
{
@@ -1083,21 +1103,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
Status = -EFAULT;
break;

- case IOCTL_CHIP_RESET: {
- INT NVMAccess = down_trylock(&Adapter->NVMRdmWrmLock);
- if (NVMAccess) {
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, " IOCTL_BCM_CHIP_RESET not allowed as EEPROM Read/Write is in progress\n");
- return -EACCES;
- }
-
- down(&Adapter->RxAppControlQueuelock);
- Status = reset_card_proc(Adapter);
- flushAllAppQ();
- up(&Adapter->RxAppControlQueuelock);
- up(&Adapter->NVMRdmWrmLock);
- ResetCounters(Adapter);
- break;
- }
+ case IOCTL_CHIP_RESET:
+ Status = bcm_char_ioctl_chip_reset(Adapter);
+ return Status;

case IOCTL_QOS_THRESHOLD: {
USHORT uiLoopIndex;
--
1.8.5.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/