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Subject[PATCH 30/38] staging/bcm: move IOCTL_BCM_SET_ACTIVE_SECTION case out to its own function.
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@fedoraproject.org>
---
drivers/staging/bcm/Bcmchar.c | 87 ++++++++++++++++++++++++-------------------
1 file changed, 48 insertions(+), 39 deletions(-)

diff --git a/drivers/staging/bcm/Bcmchar.c b/drivers/staging/bcm/Bcmchar.c
index 6732e6311db0..010dd2a56df0 100644
--- a/drivers/staging/bcm/Bcmchar.c
+++ b/drivers/staging/bcm/Bcmchar.c
@@ -1682,6 +1682,51 @@ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_GET_
return Status;
}

+static int bcm_char_ioctl_set_active_section(void __user *argp, struct bcm_mini_adapter *Adapter)
+{
+ enum bcm_flash2x_section_val eFlash2xSectionVal = 0;
+ INT Status = STATUS_FAILURE;
+ struct bcm_ioctl_buffer IoBuffer;
+
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SET_ACTIVE_SECTION Called");
+
+ if (IsFlash2x(Adapter) != TRUE) {
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
+ return -EINVAL;
+ }
+
+ Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
+ if (Status) {
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
+ return -EFAULT;
+ }
+
+ Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
+ if (Status) {
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
+ return -EFAULT;
+ }
+
+ down(&Adapter->NVMRdmWrmLock);
+
+ if ((Adapter->IdleMode == TRUE) ||
+ (Adapter->bShutStatus == TRUE) ||
+ (Adapter->bPreparingForLowPowerMode == TRUE)) {
+
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
+ up(&Adapter->NVMRdmWrmLock);
+ return -EACCES;
+ }
+
+ Status = BcmSetActiveSection(Adapter, eFlash2xSectionVal);
+ if (Status)
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Failed to make it's priority Highest. Status %d", Status);
+
+ up(&Adapter->NVMRdmWrmLock);
+
+ return Status;
+}
+

static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
{
@@ -1891,45 +1936,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
Status = bcm_char_ioctl_flash2x_section_bitmap(argp, Adapter);
return Status;

- case IOCTL_BCM_SET_ACTIVE_SECTION: {
- enum bcm_flash2x_section_val eFlash2xSectionVal = 0;
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SET_ACTIVE_SECTION Called");
-
- if (IsFlash2x(Adapter) != TRUE) {
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
- return -EINVAL;
- }
-
- Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
- if (Status) {
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
- return -EFAULT;
- }
-
- Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
- if (Status) {
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
- return -EFAULT;
- }
-
- down(&Adapter->NVMRdmWrmLock);
-
- if ((Adapter->IdleMode == TRUE) ||
- (Adapter->bShutStatus == TRUE) ||
- (Adapter->bPreparingForLowPowerMode == TRUE)) {
-
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Device is in Idle/Shutdown Mode\n");
- up(&Adapter->NVMRdmWrmLock);
- return -EACCES;
- }
-
- Status = BcmSetActiveSection(Adapter, eFlash2xSectionVal);
- if (Status)
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Failed to make it's priority Highest. Status %d", Status);
-
- up(&Adapter->NVMRdmWrmLock);
- }
- break;
+ case IOCTL_BCM_SET_ACTIVE_SECTION:
+ Status = bcm_char_ioctl_set_active_section(argp, Adapter);
+ return Status;

case IOCTL_BCM_IDENTIFY_ACTIVE_SECTION: {
/* Right Now we are taking care of only DSD */
--
1.8.5.3


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