From: John W. Linville Date: Mon, 10 May 2010 18:24:34 +0000 (-0400) Subject: rtl8180: change PCI DMA mask to DMA_BIT_MASK(32) X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9e385c56a1eecfb62dbc5162037fb4ed1676b27e;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git rtl8180: change PCI DMA mask to DMA_BIT_MASK(32) From the original report: "I had problems to get my rtl8185 PCI card running on Sparc64: I always got an error about "No suitable DMA available" followed by an error that no device could be detected. When comparing the rtl8180 driver to others I noticed that others are mostly using DMA_BIT_MASK so I changed the custom mask to DMA_BIT_MASK(32) which fixed my issue." Reported-by: Tiziano Müller Acked-by: David S. Miller Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/rtl818x/rtl8180_dev.c b/drivers/net/wireless/rtl818x/rtl8180_dev.c index cbdc5cfec90c..9430f962c168 100644 --- a/drivers/net/wireless/rtl818x/rtl8180_dev.c +++ b/drivers/net/wireless/rtl818x/rtl8180_dev.c @@ -926,8 +926,8 @@ static int __devinit rtl8180_probe(struct pci_dev *pdev, goto err_free_reg; } - if ((err = pci_set_dma_mask(pdev, 0xFFFFFF00ULL)) || - (err = pci_set_consistent_dma_mask(pdev, 0xFFFFFF00ULL))) { + if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) || + (err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))) { printk(KERN_ERR "%s (rtl8180): No suitable DMA available\n", pci_name(pdev)); goto err_free_reg;