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path: root/drivers/net/e100.c
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Diffstat (limited to 'drivers/net/e100.c')
-rw-r--r--drivers/net/e100.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index a81c7b0c41b0..929701ca07d3 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -157,6 +157,7 @@
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
+#include <linux/dmapool.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/mii.h>
@@ -602,6 +603,7 @@ struct nic {
struct mem *mem;
dma_addr_t dma_addr;
+ struct pci_pool *cbs_pool;
dma_addr_t cbs_dma_addr;
u8 adaptive_ifs;
u8 tx_threshold;
@@ -1805,9 +1807,7 @@ static void e100_clean_cbs(struct nic *nic)
nic->cb_to_clean = nic->cb_to_clean->next;
nic->cbs_avail++;
}
- pci_free_consistent(nic->pdev,
- sizeof(struct cb) * nic->params.cbs.count,
- nic->cbs, nic->cbs_dma_addr);
+ pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
nic->cbs = NULL;
nic->cbs_avail = 0;
}
@@ -1825,8 +1825,8 @@ static int e100_alloc_cbs(struct nic *nic)
nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
nic->cbs_avail = 0;
- nic->cbs = pci_alloc_consistent(nic->pdev,
- sizeof(struct cb) * count, &nic->cbs_dma_addr);
+ nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
+ &nic->cbs_dma_addr);
if (!nic->cbs)
return -ENOMEM;
@@ -2852,7 +2852,11 @@ static int __devinit e100_probe(struct pci_dev *pdev,
DPRINTK(PROBE, ERR, "Cannot register net device, aborting.\n");
goto err_out_free;
}
-
+ nic->cbs_pool = pci_pool_create(netdev->name,
+ nic->pdev,
+ nic->params.cbs.count * sizeof(struct cb),
+ sizeof(u32),
+ 0);
DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %pM\n",
(unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
pdev->irq, netdev->dev_addr);
@@ -2882,6 +2886,7 @@ static void __devexit e100_remove(struct pci_dev *pdev)
unregister_netdev(netdev);
e100_free(nic);
pci_iounmap(pdev, nic->csr);
+ pci_pool_destroy(nic->cbs_pool);
free_netdev(netdev);
pci_release_regions(pdev);
pci_disable_device(pdev);