diff options
| author | Edward Cree <ecree@solarflare.com> | 2020-08-20 11:47:19 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-08-20 12:00:16 -0700 |
| commit | 3e659a82c45076e354d20db4b0776e716c6e7fe3 (patch) | |
| tree | 1b1a00d8262e366564d7d9604bb0f78090f065cb | |
| parent | fb73ed5ef7e1f3b561dae517b9efdf58c153636b (diff) | |
sfc: fix build warnings on 32-bit
Truncation of DMA_BIT_MASK to 32-bit dma_addr_t is semantically safe,
but the compiler was warning because it was happening implicitly.
Insert explicit casts to suppress the warnings.
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Edward Cree <ecree@solarflare.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/sfc/ef100.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ethernet/sfc/ef100.c b/drivers/net/ethernet/sfc/ef100.c index 9729983f4840..c54b7f8243f3 100644 --- a/drivers/net/ethernet/sfc/ef100.c +++ b/drivers/net/ethernet/sfc/ef100.c @@ -142,7 +142,7 @@ static int ef100_pci_parse_continue_entry(struct efx_nic *efx, int entry_locatio /* Temporarily map new BAR. */ rc = efx_init_io(efx, bar, - DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), + (dma_addr_t)DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), pci_resource_len(efx->pci_dev, bar)); if (rc) { netif_err(efx, probe, efx->net_dev, @@ -160,7 +160,7 @@ static int ef100_pci_parse_continue_entry(struct efx_nic *efx, int entry_locatio /* Put old BAR back. */ rc = efx_init_io(efx, previous_bar, - DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), + (dma_addr_t)DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), pci_resource_len(efx->pci_dev, previous_bar)); if (rc) { netif_err(efx, probe, efx->net_dev, @@ -334,7 +334,7 @@ static int ef100_pci_parse_xilinx_cap(struct efx_nic *efx, int vndr_cap, /* Temporarily map BAR. */ rc = efx_init_io(efx, bar, - DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), + (dma_addr_t)DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), pci_resource_len(efx->pci_dev, bar)); if (rc) { netif_err(efx, probe, efx->net_dev, @@ -495,7 +495,7 @@ static int ef100_pci_probe(struct pci_dev *pci_dev, /* Set up basic I/O (BAR mappings etc) */ rc = efx_init_io(efx, fcw.bar, - DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), + (dma_addr_t)DMA_BIT_MASK(ESF_GZ_TX_SEND_ADDR_WIDTH), pci_resource_len(efx->pci_dev, fcw.bar)); if (rc) goto fail; |