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platform_kernel-5.15
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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>
This commit is contained in:
Edward Cree 2020-08-20 11:47:19 +01:00 committed by David S. Miller
parent fb73ed5ef7
commit 3e659a82c4
1 changed files with 4 additions and 4 deletions
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8
drivers/net/ethernet/sfc/ef100.c
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@ -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;