[PATCH 3/3] gve: Simplify code and axe the use of a deprecated API

From: Christophe JAILLET
Date: Thu Jul 01 2021 - 01:59:10 EST


The wrappers in include/linux/pci-dma-compat.h should go away.

Replace 'pci_set_dma_mask/pci_set_consistent_dma_mask' by an equivalent
and less verbose 'dma_set_mask_and_coherent()' call.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
If needed, see post from Christoph Hellwig on the kernel-janitors ML:
https://marc.info/?l=kernel-janitors&m=158745678307186&w=4
---
drivers/net/ethernet/google/gve/gve_main.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index 85a5076dc788..53a39c024456 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -1477,19 +1477,12 @@ static int gve_probe(struct pci_dev *pdev, const struct pci_device_id *ent)

pci_set_master(pdev);

- err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
+ err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
if (err) {
dev_err(&pdev->dev, "Failed to set dma mask: err=%d\n", err);
goto abort_with_pci_region;
}

- err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
- if (err) {
- dev_err(&pdev->dev,
- "Failed to set consistent dma mask: err=%d\n", err);
- goto abort_with_pci_region;
- }
-
reg_bar = pci_iomap(pdev, GVE_REGISTER_BAR, 0);
if (!reg_bar) {
dev_err(&pdev->dev, "Failed to map pci bar!\n");
--
2.30.2