Commit 338a5c4a authored by Dave Jones's avatar Dave Jones Committed by Greg Kroah-Hartman

staging/bcm: move IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP 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: default avatarDave Jones <davej@fedoraproject.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 174b3b46
...@@ -1638,6 +1638,50 @@ static int bcm_char_ioctl_flash2x_section_write(void __user *argp, struct bcm_mi ...@@ -1638,6 +1638,50 @@ static int bcm_char_ioctl_flash2x_section_write(void __user *argp, struct bcm_mi
return Status; return Status;
} }
static int bcm_char_ioctl_flash2x_section_bitmap(void __user *argp, struct bcm_mini_adapter *Adapter)
{
struct bcm_flash2x_bitmap *psFlash2xBitMap;
struct bcm_ioctl_buffer IoBuffer;
INT Status = STATUS_FAILURE;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP Called");
if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
return -EFAULT;
if (IoBuffer.OutputLength != sizeof(struct bcm_flash2x_bitmap))
return -EINVAL;
psFlash2xBitMap = kzalloc(sizeof(struct bcm_flash2x_bitmap), GFP_KERNEL);
if (psFlash2xBitMap == NULL) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory is not available");
return -ENOMEM;
}
/* Reading the Flash Sectio Bit map */
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);
kfree(psFlash2xBitMap);
return -EACCES;
}
BcmGetFlash2xSectionalBitMap(Adapter, psFlash2xBitMap);
up(&Adapter->NVMRdmWrmLock);
if (copy_to_user(IoBuffer.OutputBuffer, psFlash2xBitMap, sizeof(struct bcm_flash2x_bitmap))) {
kfree(psFlash2xBitMap);
return -EFAULT;
}
kfree(psFlash2xBitMap);
return Status;
}
static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
{ {
...@@ -1843,45 +1887,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) ...@@ -1843,45 +1887,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
Status = bcm_char_ioctl_flash2x_section_write(argp, Adapter); Status = bcm_char_ioctl_flash2x_section_write(argp, Adapter);
return Status; return Status;
case IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP: { case IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP:
struct bcm_flash2x_bitmap *psFlash2xBitMap; Status = bcm_char_ioctl_flash2x_section_bitmap(argp, Adapter);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP Called"); return Status;
if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
return -EFAULT;
if (IoBuffer.OutputLength != sizeof(struct bcm_flash2x_bitmap))
return -EINVAL;
psFlash2xBitMap = kzalloc(sizeof(struct bcm_flash2x_bitmap), GFP_KERNEL);
if (psFlash2xBitMap == NULL) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory is not available");
return -ENOMEM;
}
/* Reading the Flash Sectio Bit map */
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);
kfree(psFlash2xBitMap);
return -EACCES;
}
BcmGetFlash2xSectionalBitMap(Adapter, psFlash2xBitMap);
up(&Adapter->NVMRdmWrmLock);
if (copy_to_user(IoBuffer.OutputBuffer, psFlash2xBitMap, sizeof(struct bcm_flash2x_bitmap))) {
kfree(psFlash2xBitMap);
return -EFAULT;
}
kfree(psFlash2xBitMap);
}
break;
case IOCTL_BCM_SET_ACTIVE_SECTION: { case IOCTL_BCM_SET_ACTIVE_SECTION: {
enum bcm_flash2x_section_val eFlash2xSectionVal = 0; enum bcm_flash2x_section_val eFlash2xSectionVal = 0;
......
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