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ALSA: ctxfi: Fallback DMA mask to 32bit

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am: 70dbc00f7e

Change-Id: If4ce0b2e8a727aa341bdd484eb920ba33f09707d
This commit is contained in:
Takashi Iwai 2017-03-12 08:14:01 +00:00 • committed by android-build-merger
commit 10481abe18
2 changed files with 12 additions and 26 deletions
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19
sound/pci/ctxfi/cthw20k1.c
View file

@ -27,12 +27,6 @@
#include "cthw20k1.h"
#include "ct20k1reg.h"
#if BITS_PER_LONG == 32
#define CT_XFI_DMA_MASK DMA_BIT_MASK(32) /* 32 bit PTE */
#else
#define CT_XFI_DMA_MASK DMA_BIT_MASK(64) /* 64 bit PTE */
#endif
struct hw20k1 {
struct hw hw;
spinlock_t reg_20k1_lock;
@ -1904,19 +1898,18 @@ static int hw_card_start(struct hw *hw)
{
int err;
struct pci_dev *pci = hw->pci;
const unsigned int dma_bits = BITS_PER_LONG;
err = pci_enable_device(pci);
if (err < 0)
return err;
/* Set DMA transfer mask */
if (dma_set_mask(&pci->dev, CT_XFI_DMA_MASK) < 0 ||
dma_set_coherent_mask(&pci->dev, CT_XFI_DMA_MASK) < 0) {
dev_err(hw->card->dev,
"architecture does not support PCI busmaster DMA with mask 0x%llx\n",
CT_XFI_DMA_MASK);
err = -ENXIO;
goto error1;
if (dma_set_mask(&pci->dev, DMA_BIT_MASK(dma_bits))) {
dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(dma_bits));
} else {
dma_set_mask(&pci->dev, DMA_BIT_MASK(32));
dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(32));
}
if (!hw->io_base) {

19
sound/pci/ctxfi/cthw20k2.c
View file

@ -26,12 +26,6 @@
#include "cthw20k2.h"
#include "ct20k2reg.h"
#if BITS_PER_LONG == 32
#define CT_XFI_DMA_MASK DMA_BIT_MASK(32) /* 32 bit PTE */
#else
#define CT_XFI_DMA_MASK DMA_BIT_MASK(64) /* 64 bit PTE */
#endif
struct hw20k2 {
struct hw hw;
/* for i2c */
@ -2029,19 +2023,18 @@ static int hw_card_start(struct hw *hw)
int err = 0;
struct pci_dev *pci = hw->pci;
unsigned int gctl;
const unsigned int dma_bits = BITS_PER_LONG;
err = pci_enable_device(pci);
if (err < 0)
return err;
/* Set DMA transfer mask */
if (dma_set_mask(&pci->dev, CT_XFI_DMA_MASK) < 0 ||
dma_set_coherent_mask(&pci->dev, CT_XFI_DMA_MASK) < 0) {
dev_err(hw->card->dev,
"architecture does not support PCI busmaster DMA with mask 0x%llx\n",
CT_XFI_DMA_MASK);
err = -ENXIO;
goto error1;
if (!dma_set_mask(&pci->dev, DMA_BIT_MASK(dma_bits))) {
dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(dma_bits));
} else {
dma_set_mask(&pci->dev, DMA_BIT_MASK(32));
dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(32));
}
if (!hw->io_base) {