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| author | Takashi Iwai <tiwai@suse.de> | 2009-06-05 09:26:41 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-06-05 09:26:41 +0200 |
| commit | 6d74b86d3c0f9cfa949566a862aaad840e393249 (patch) | |
| tree | c375d4eb75308e877111ea88b812edbc5d50aa44 /sound/pci/ctxfi | |
| parent | bd05dbd3b22612455283610b4e006ee3e421b13d (diff) | |
| download | kernel-common-6d74b86d3c0f9cfa949566a862aaad840e393249.tar.gz kernel-common-6d74b86d3c0f9cfa949566a862aaad840e393249.tar.bz2 kernel-common-6d74b86d3c0f9cfa949566a862aaad840e393249.zip | |
ALSA: ctxfi - Allow 64bit DMA
emu20kx chips support 64bit address PTE. Allow the DMA bit mask to
accept 64bit address, too.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ctxfi')
| -rw-r--r-- | sound/pci/ctxfi/cthw20k1.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sound/pci/ctxfi/cthw20k1.c b/sound/pci/ctxfi/cthw20k1.c index b7b8e6f41d0d..1da1f82fe812 100644 --- a/sound/pci/ctxfi/cthw20k1.c +++ b/sound/pci/ctxfi/cthw20k1.c @@ -15,8 +15,6 @@ * */ -#include "cthw20k1.h" -#include "ct20k1reg.h" #include <linux/types.h> #include <linux/slab.h> #include <linux/pci.h> @@ -26,8 +24,14 @@ #include <linux/kernel.h> #include <linux/interrupt.h> #include <linux/delay.h> +#include "cthw20k1.h" +#include "ct20k1reg.h" -#define CT_XFI_DMA_MASK DMA_BIT_MASK(32) /* 32 bits */ +#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; |