xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

sfc: Use generic DMA API, not PCI-DMA API

Browse Source 
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
This commit is contained in:
Ben Hutchings
2012-05-17 17:46:55 +01:00
parent 62f8dc529c
commit 0e33d87033
5 changed files with 62 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/ethernet/sfc/nic.c
View File

@@ -308,8 +308,8 @@ efx_free_special_buffer(struct efx_nic *efx, struct efx_special_buffer *buffer)
int efx_nic_alloc_buffer(struct efx_nic *efx, struct efx_buffer *buffer,
unsigned int len)
{
buffer->addr = pci_alloc_consistent(efx->pci_dev, len,
&buffer->dma_addr);
buffer->addr = dma_alloc_coherent(&efx->pci_dev->dev, len,
&buffer->dma_addr, GFP_ATOMIC);
if (!buffer->addr)
return -ENOMEM;
buffer->len = len;
@@ -320,8 +320,8 @@ int efx_nic_alloc_buffer(struct efx_nic *efx, struct efx_buffer *buffer,
void efx_nic_free_buffer(struct efx_nic *efx, struct efx_buffer *buffer)
{
if (buffer->addr) {
pci_free_consistent(efx->pci_dev, buffer->len,
buffer->addr, buffer->dma_addr);
dma_free_coherent(&efx->pci_dev->dev, buffer->len,
buffer->addr, buffer->dma_addr);
buffer->addr = NULL;
}
}