Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband

[pandora-kernel.git] / drivers / atm / idt77252.c

diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 7487f0a..057efbc 100644 (file)
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -135,7 +135,7 @@ static int idt77252_change_qos(struct atm_vcc *vcc, struct atm_qos *qos,
                               int flags);
 static int idt77252_proc_read(struct atm_dev *dev, loff_t * pos,
                              char *page);
-static void idt77252_softint(void *dev_id);
+static void idt77252_softint(struct work_struct *work);
 
 
 static struct atmdev_ops idt77252_ops =
@@ -388,7 +388,7 @@ idt77252_eeprom_read_status(struct idt77252_dev *card)
 
        gp = idt77252_read_gp(card) & ~(SAR_GP_EESCLK|SAR_GP_EECS|SAR_GP_EEDO);
 
-       for (i = 0; i < sizeof(rdsrtab)/sizeof(rdsrtab[0]); i++) {
+       for (i = 0; i < ARRAY_SIZE(rdsrtab); i++) {
                idt77252_write_gp(card, gp | rdsrtab[i]);
                udelay(5);
        }
@@ -422,7 +422,7 @@ idt77252_eeprom_read_byte(struct idt77252_dev *card, u8 offset)
 
        gp = idt77252_read_gp(card) & ~(SAR_GP_EESCLK|SAR_GP_EECS|SAR_GP_EEDO);
 
-       for (i = 0; i < sizeof(rdtab)/sizeof(rdtab[0]); i++) {
+       for (i = 0; i < ARRAY_SIZE(rdtab); i++) {
                idt77252_write_gp(card, gp | rdtab[i]);
                udelay(5);
        }
@@ -469,14 +469,14 @@ idt77252_eeprom_write_byte(struct idt77252_dev *card, u8 offset, u8 data)
 
        gp = idt77252_read_gp(card) & ~(SAR_GP_EESCLK|SAR_GP_EECS|SAR_GP_EEDO);
 
-       for (i = 0; i < sizeof(wrentab)/sizeof(wrentab[0]); i++) {
+       for (i = 0; i < ARRAY_SIZE(wrentab); i++) {
                idt77252_write_gp(card, gp | wrentab[i]);
                udelay(5);
        }
        idt77252_write_gp(card, gp | SAR_GP_EECS);
        udelay(5);
 
-       for (i = 0; i < sizeof(wrtab)/sizeof(wrtab[0]); i++) {
+       for (i = 0; i < ARRAY_SIZE(wrtab); i++) {
                idt77252_write_gp(card, gp | wrtab[i]);
                udelay(5);
        }
@@ -1065,7 +1065,8 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe)
        vcc = vc->rx_vcc;
 
        pci_dma_sync_single_for_cpu(card->pcidev, IDT77252_PRV_PADDR(skb),
-                                   skb->end - skb->data, PCI_DMA_FROMDEVICE);
+                                   skb_end_pointer(skb) - skb->data,
+                                   PCI_DMA_FROMDEVICE);
 
        if ((vcc->qos.aal == ATM_AAL0) ||
            (vcc->qos.aal == ATM_AAL34)) {
@@ -1194,7 +1195,8 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe)
                }
 
                pci_unmap_single(card->pcidev, IDT77252_PRV_PADDR(skb),
-                                skb->end - skb->data, PCI_DMA_FROMDEVICE);
+                                skb_end_pointer(skb) - skb->data,
+                                PCI_DMA_FROMDEVICE);
                sb_pool_remove(card, skb);
 
                skb_trim(skb, len);
@@ -1267,7 +1269,7 @@ idt77252_rx_raw(struct idt77252_dev *card)
        tail = readl(SAR_REG_RAWCT);
 
        pci_dma_sync_single_for_cpu(card->pcidev, IDT77252_PRV_PADDR(queue),
-                                   queue->end - queue->head - 16,
+                                   skb_end_pointer(queue) - queue->head - 16,
                                    PCI_DMA_FROMDEVICE);
 
        while (head != tail) {
@@ -1363,7 +1365,8 @@ drop:
                                queue = card->raw_cell_head;
                                pci_dma_sync_single_for_cpu(card->pcidev,
                                                            IDT77252_PRV_PADDR(queue),
-                                                           queue->end - queue->data,
+                                                           (skb_end_pointer(queue) -
+                                                            queue->data),
                                                            PCI_DMA_FROMDEVICE);
                        } else {
                                card->raw_cell_head = NULL;
@@ -1816,7 +1819,8 @@ push_rx_skb(struct idt77252_dev *card, struct sk_buff *skb, int queue)
        u32 handle;
        u32 addr;
 
-       skb->data = skb->tail = skb->head;
+       skb->data = skb->head;
+       skb_reset_tail_pointer(skb);
        skb->len = 0;
 
        skb_reserve(skb, 16);
@@ -1835,7 +1839,6 @@ push_rx_skb(struct idt77252_dev *card, struct sk_buff *skb, int queue)
                skb_put(skb, SAR_FB_SIZE_3);
                break;
        default:
-               dev_kfree_skb(skb);
                return -1;
        }
 
@@ -1874,7 +1877,7 @@ add_rx_skb(struct idt77252_dev *card, int queue,
                }
 
                paddr = pci_map_single(card->pcidev, skb->data,
-                                      skb->end - skb->data,
+                                      skb_end_pointer(skb) - skb->data,
                                       PCI_DMA_FROMDEVICE);
                IDT77252_PRV_PADDR(skb) = paddr;
 
@@ -1888,7 +1891,7 @@ add_rx_skb(struct idt77252_dev *card, int queue,
 
 outunmap:
        pci_unmap_single(card->pcidev, IDT77252_PRV_PADDR(skb),
-                        skb->end - skb->data, PCI_DMA_FROMDEVICE);
+                        skb_end_pointer(skb) - skb->data, PCI_DMA_FROMDEVICE);
 
        handle = IDT77252_PRV_POOL(skb);
        card->sbpool[POOL_QUEUE(handle)].skb[POOL_INDEX(handle)] = NULL;
@@ -1905,12 +1908,14 @@ recycle_rx_skb(struct idt77252_dev *card, struct sk_buff *skb)
        int err;
 
        pci_dma_sync_single_for_device(card->pcidev, IDT77252_PRV_PADDR(skb),
-                                      skb->end - skb->data, PCI_DMA_FROMDEVICE);
+                                      skb_end_pointer(skb) - skb->data,
+                                      PCI_DMA_FROMDEVICE);
 
        err = push_rx_skb(card, skb, POOL_QUEUE(handle));
        if (err) {
                pci_unmap_single(card->pcidev, IDT77252_PRV_PADDR(skb),
-                                skb->end - skb->data, PCI_DMA_FROMDEVICE);
+                                skb_end_pointer(skb) - skb->data,
+                                PCI_DMA_FROMDEVICE);
                sb_pool_remove(card, skb);
                dev_kfree_skb(skb);
        }
@@ -2774,7 +2779,7 @@ idt77252_collect_stat(struct idt77252_dev *card)
 }
 
 static irqreturn_t
-idt77252_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+idt77252_interrupt(int irq, void *dev_id)
 {
        struct idt77252_dev *card = dev_id;
        u32 stat;
@@ -2866,9 +2871,10 @@ out:
 }
 
 static void
-idt77252_softint(void *dev_id)
+idt77252_softint(struct work_struct *work)
 {
-       struct idt77252_dev *card = dev_id;
+       struct idt77252_dev *card =
+               container_of(work, struct idt77252_dev, tqueue);
        u32 stat;
        int done;
 
@@ -3121,7 +3127,8 @@ deinit_card(struct idt77252_dev *card)
                        if (skb) {
                                pci_unmap_single(card->pcidev,
                                                 IDT77252_PRV_PADDR(skb),
-                                                skb->end - skb->data,
+                                                (skb_end_pointer(skb) -
+                                                 skb->data),
                                                 PCI_DMA_FROMDEVICE);
                                card->sbpool[i].skb[j] = NULL;
                                dev_kfree_skb(skb);
@@ -3697,7 +3704,7 @@ idt77252_init_one(struct pci_dev *pcidev, const struct pci_device_id *id)
        card->pcidev = pcidev;
        sprintf(card->name, "idt77252-%d", card->index);
 
-       INIT_WORK(&card->tqueue, idt77252_softint, (void *)card);
+       INIT_WORK(&card->tqueue, idt77252_softint);
 
        membase = pci_resource_start(pcidev, 1);
        srambase = pci_resource_start(pcidev, 2);