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authorMalcolm Priestley2014-03-01 00:58:34 +0100
committerGreg Kroah-Hartman2014-03-01 01:48:36 +0100
commit35491de71855585d1a44efbe787f3b82cfcc6d9d (patch)
tree0a78acc1f513bdf05ea058f54d60ea6bfab9cf2e /drivers/staging/vt6656
parentstaging: vt6656: Replace dev_alloc_skb with netdev_alloc_skb. (diff)
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staging: vt6656: Clean up device_alloc_bufs
Clean up white space, comments and camel case. pDevice -> priv pTxContext -> tx_context pRCB -> rcb Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/vt6656')
-rw-r--r--drivers/staging/vt6656/main_usb.c138
1 files changed, 76 insertions, 62 deletions
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index bb1b4e9a0be2..e991618c227b 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -804,88 +804,102 @@ static void device_free_int_bufs(struct vnt_private *pDevice)
return;
}
-static bool device_alloc_bufs(struct vnt_private *pDevice)
+static bool device_alloc_bufs(struct vnt_private *priv)
{
- struct vnt_usb_send_context *pTxContext;
- struct vnt_rcb *pRCB;
+ struct vnt_usb_send_context *tx_context;
+ struct vnt_rcb *rcb;
int ii;
- for (ii = 0; ii < pDevice->cbTD; ii++) {
+ for (ii = 0; ii < priv->cbTD; ii++) {
+ tx_context = kmalloc(sizeof(struct vnt_usb_send_context),
+ GFP_KERNEL);
+ if (tx_context == NULL) {
+ DBG_PRT(MSG_LEVEL_ERR, KERN_ERR
+ "%s : allocate tx usb context failed\n",
+ priv->dev->name);
+ goto free_tx;
+ }
- pTxContext = kmalloc(sizeof(struct vnt_usb_send_context), GFP_KERNEL);
- if (pTxContext == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s : allocate tx usb context failed\n", pDevice->dev->name);
- goto free_tx;
- }
- pDevice->apTD[ii] = pTxContext;
- pTxContext->pDevice = (void *) pDevice;
- /* allocate URBs */
- pTxContext->pUrb = usb_alloc_urb(0, GFP_ATOMIC);
- if (pTxContext->pUrb == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "alloc tx urb failed\n");
- goto free_tx;
- }
- pTxContext->bBoolInUse = false;
- }
+ priv->apTD[ii] = tx_context;
+ tx_context->pDevice = priv;
+
+ /* allocate URBs */
+ tx_context->pUrb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (tx_context->pUrb == NULL) {
+ DBG_PRT(MSG_LEVEL_ERR,
+ KERN_ERR "alloc tx urb failed\n");
+ goto free_tx;
+ }
- /* allocate RCB mem */
- pDevice->pRCBMem = kzalloc((sizeof(struct vnt_rcb) * pDevice->cbRD),
+ tx_context->bBoolInUse = false;
+ }
+
+ /* allocate RCB mem */
+ priv->pRCBMem = kzalloc((sizeof(struct vnt_rcb) * priv->cbRD),
GFP_KERNEL);
- if (pDevice->pRCBMem == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR "%s : alloc rx usb context failed\n", pDevice->dev->name);
- goto free_tx;
- }
+ if (priv->pRCBMem == NULL) {
+ DBG_PRT(MSG_LEVEL_ERR, KERN_ERR
+ "%s : alloc rx usb context failed\n",
+ priv->dev->name);
+ goto free_tx;
+ }
- pDevice->FirstRecvFreeList = NULL;
- pDevice->LastRecvFreeList = NULL;
- pDevice->FirstRecvMngList = NULL;
- pDevice->LastRecvMngList = NULL;
- pDevice->NumRecvFreeList = 0;
+ priv->FirstRecvFreeList = NULL;
+ priv->LastRecvFreeList = NULL;
+ priv->FirstRecvMngList = NULL;
+ priv->LastRecvMngList = NULL;
+ priv->NumRecvFreeList = 0;
- pRCB = (struct vnt_rcb *)pDevice->pRCBMem;
+ rcb = (struct vnt_rcb *)priv->pRCBMem;
- for (ii = 0; ii < pDevice->cbRD; ii++) {
+ for (ii = 0; ii < priv->cbRD; ii++) {
+ priv->apRCB[ii] = rcb;
+ rcb->pDevice = priv;
- pDevice->apRCB[ii] = pRCB;
- pRCB->pDevice = (void *) pDevice;
- /* allocate URBs */
- pRCB->pUrb = usb_alloc_urb(0, GFP_ATOMIC);
+ /* allocate URBs */
+ rcb->pUrb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (rcb->pUrb == NULL) {
+ DBG_PRT(MSG_LEVEL_ERR, KERN_ERR
+ " Failed to alloc rx urb\n");
+ goto free_rx_tx;
+ }
- if (pRCB->pUrb == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR" Failed to alloc rx urb\n");
- goto free_rx_tx;
- }
- pRCB->skb = netdev_alloc_skb(pDevice->dev, pDevice->rx_buf_sz);
- if (pRCB->skb == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR" Failed to alloc rx skb\n");
- goto free_rx_tx;
- }
- pRCB->bBoolInUse = false;
- EnqueueRCB(pDevice->FirstRecvFreeList, pDevice->LastRecvFreeList, pRCB);
- pDevice->NumRecvFreeList++;
- pRCB++;
- }
+ rcb->skb = netdev_alloc_skb(priv->dev, priv->rx_buf_sz);
+ if (rcb->skb == NULL) {
+ DBG_PRT(MSG_LEVEL_ERR, KERN_ERR
+ " Failed to alloc rx skb\n");
+ goto free_rx_tx;
+ }
+
+ rcb->bBoolInUse = false;
- pDevice->pInterruptURB = usb_alloc_urb(0, GFP_ATOMIC);
- if (pDevice->pInterruptURB == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR"Failed to alloc int urb\n");
- goto free_rx_tx;
+ EnqueueRCB(priv->FirstRecvFreeList,
+ priv->LastRecvFreeList, rcb);
+
+ priv->NumRecvFreeList++;
+ rcb++;
}
- pDevice->int_buf.data_buf = kmalloc(MAX_INTERRUPT_SIZE, GFP_KERNEL);
- if (pDevice->int_buf.data_buf == NULL) {
- DBG_PRT(MSG_LEVEL_ERR,KERN_ERR"Failed to alloc int buf\n");
- usb_free_urb(pDevice->pInterruptURB);
- goto free_rx_tx;
+ priv->pInterruptURB = usb_alloc_urb(0, GFP_ATOMIC);
+ if (priv->pInterruptURB == NULL) {
+ DBG_PRT(MSG_LEVEL_ERR, KERN_ERR"Failed to alloc int urb\n");
+ goto free_rx_tx;
}
- return true;
+ priv->int_buf.data_buf = kmalloc(MAX_INTERRUPT_SIZE, GFP_KERNEL);
+ if (priv->int_buf.data_buf == NULL) {
+ DBG_PRT(MSG_LEVEL_ERR, KERN_ERR"Failed to alloc int buf\n");
+ usb_free_urb(priv->pInterruptURB);
+ goto free_rx_tx;
+ }
+
+ return true;
free_rx_tx:
- device_free_rx_bufs(pDevice);
+ device_free_rx_bufs(priv);
free_tx:
- device_free_tx_bufs(pDevice);
+ device_free_tx_bufs(priv);
return false;
}