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authorLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 14:01:36 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 14:01:36 -0800
commitcd79bf7b1c061752dbee723bccf60c85d6c2d45d (patch)
treebc892e172aa64aa80b087767dfce767559ae4795 /drivers/net/e100.c
parentd0964c37b539c2b76752b1ff8b0a618c5f82f077 (diff)
parent0cae200eec6330cd2c20b24279597be1da50dc93 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (42 commits) b44: Fix wedge when using netconsole. wan: cosa: drop chan->wsem on error path ep93xx-eth: check for zero MAC address on probe, not on device open NET: smc91x: Fix irq flags smsc9420: prevent BUG() if ethtool is called with interface down r8169: restore mac addr in rtl8169_remove_one and rtl_shutdown ipv4: additional update of dev_net(dev) to struct *net in ip_fragment.c, NULL ptr OOPS e100: Use pci pool to work around GFP_ATOMIC order 5 memory allocation failure sctp: on T3_RTX retransmit all the in-flight chunks pktgen: Fix netdevice unregister macvlan: fix gso_max_size setting rfkill: fix miscdev ops ath9k: set ps_default as false hso: fix soft-lockup hso: fix debug routines pktgen: Fix device name compares stmmac: do not fail when the timer cannot be used. stmmac: fixed a compilation error when use the external timer netfilter: xt_limit: fix invalid return code in limit_mt_check() Au1x00: fix crash when trying register_netdev() ...
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 3c29a20b751e..d269a68ce354 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;
@@ -1793,9 +1795,7 @@ 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;
}
@@ -1813,8 +1813,8 @@ 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;
@@ -2841,7 +2841,11 @@ 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);
@@ -2871,6 +2875,7 @@ 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);