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Diffstat (limited to 'sound/pci/ctxfi/cthw20k2.c')
-rw-r--r--sound/pci/ctxfi/cthw20k2.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/sound/pci/ctxfi/cthw20k2.c b/sound/pci/ctxfi/cthw20k2.c
index 7c24c2ca96bd..349728765f2c 100644
--- a/sound/pci/ctxfi/cthw20k2.c
+++ b/sound/pci/ctxfi/cthw20k2.c
@@ -1203,19 +1203,10 @@ static int hw_trn_init(struct hw *hw, const struct trn_conf *info)
}
vmctl = 0x80000C0F; /* 32-bit, 4k-size page */
-#if BITS_PER_LONG == 64
- ptp_phys_low = info->vm_pgt_phys & ((1UL<<32)-1);
- ptp_phys_high = (info->vm_pgt_phys>>32) & ((1UL<<32)-1);
- vmctl |= (3<<8);
-#elif BITS_PER_LONG == 32
- ptp_phys_low = info->vm_pgt_phys & (~0UL);
- ptp_phys_high = 0;
-#else
-# error "Unknown BITS_PER_LONG!"
-#endif
-#if PAGE_SIZE == 8192
-# error "Don't support 8k-page!"
-#endif
+ ptp_phys_low = (u32)info->vm_pgt_phys;
+ ptp_phys_high = upper_32_bits(info->vm_pgt_phys);
+ if (sizeof(void *) == 8) /* 64bit address */
+ vmctl |= (3 << 8);
/* Write page table physical address to all PTPAL registers */
for (i = 0; i < 64; i++) {
hw_write_20kx(hw, VMEM_PTPAL+(16*i), ptp_phys_low);