diff options
| -rw-r--r-- | sound/pci/Kconfig | 1 | ||||
| -rw-r--r-- | sound/pci/ctxfi/cthw20k1.c | 16 | ||||
| -rw-r--r-- | sound/pci/ctxfi/cthw20k2.c | 17 | ||||
| -rw-r--r-- | sound/pci/ctxfi/ctvmem.c | 25 | ||||
| -rw-r--r-- | sound/pci/ctxfi/ctvmem.h | 8 |
5 files changed, 30 insertions, 37 deletions
diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig index 2d7fef5..3a7640f 100644 --- a/sound/pci/Kconfig +++ b/sound/pci/Kconfig @@ -277,7 +277,6 @@ config SND_CS5535AUDIO config SND_CTXFI tristate "Creative Sound Blaster X-Fi" - depends on X86 select SND_PCM help If you want to use soundcards based on Creative Sound Blastr X-Fi diff --git a/sound/pci/ctxfi/cthw20k1.c b/sound/pci/ctxfi/cthw20k1.c index 44283bd..b7b8e6f 100644 --- a/sound/pci/ctxfi/cthw20k1.c +++ b/sound/pci/ctxfi/cthw20k1.c @@ -1249,19 +1249,15 @@ static int hw_trn_init(struct hw *hw, const struct trn_conf *info) } trnctl = 0x13; /* 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); - trnctl |= (1<<2); -#elif BITS_PER_LONG == 32 - ptp_phys_low = info->vm_pgt_phys & (~0UL); - ptp_phys_high = 0; -#else -# error "Unknown BITS_PER_LONG!" -#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 */ + trnctl |= (1 << 2); +#if 0 /* Only 4k h/w pages for simplicitiy */ #if PAGE_SIZE == 8192 trnctl |= (1<<5); #endif +#endif hw_write_20kx(hw, PTPALX, ptp_phys_low); hw_write_20kx(hw, PTPAHX, ptp_phys_high); hw_write_20kx(hw, TRNCTL, trnctl); diff --git a/sound/pci/ctxfi/cthw20k2.c b/sound/pci/ctxfi/cthw20k2.c index 7c24c2c..3497287 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); diff --git a/sound/pci/ctxfi/ctvmem.c b/sound/pci/ctxfi/ctvmem.c index 363b67e..74a0362 100644 --- a/sound/pci/ctxfi/ctvmem.c +++ b/sound/pci/ctxfi/ctvmem.c @@ -18,12 +18,11 @@ #include "ctvmem.h" #include <linux/slab.h> #include <linux/mm.h> -#include <asm/page.h> /* for PAGE_SIZE macro definition */ #include <linux/io.h> #include <asm/pgtable.h> -#define CT_PTES_PER_PAGE (PAGE_SIZE / sizeof(void *)) -#define CT_ADDRS_PER_PAGE (CT_PTES_PER_PAGE * PAGE_SIZE) +#define CT_PTES_PER_PAGE (CT_PAGE_SIZE / sizeof(void *)) +#define CT_ADDRS_PER_PAGE (CT_PTES_PER_PAGE * CT_PAGE_SIZE) /* * * Find or create vm block based on requested @size. @@ -138,24 +137,24 @@ ct_vm_map(struct ct_vm *vm, void *host_addr, int size) return NULL; } - start_phys = (virt_to_phys(host_addr) & PAGE_MASK); - pages = (PAGE_ALIGN(virt_to_phys(host_addr) + size) - - start_phys) >> PAGE_SHIFT; + start_phys = (virt_to_phys(host_addr) & CT_PAGE_MASK); + pages = (CT_PAGE_ALIGN(virt_to_phys(host_addr) + size) + - start_phys) >> CT_PAGE_SHIFT; ptp = vm->ptp[0]; - block = get_vm_block(vm, (pages << PAGE_SHIFT)); + block = get_vm_block(vm, (pages << CT_PAGE_SHIFT)); if (block == NULL) { printk(KERN_ERR "ctxfi: No virtual memory block that is big " "enough to allocate!\n"); return NULL; } - pte_start = (block->addr >> PAGE_SHIFT); + pte_start = (block->addr >> CT_PAGE_SHIFT); for (i = 0; i < pages; i++) - ptp[pte_start+i] = start_phys + (i << PAGE_SHIFT); + ptp[pte_start+i] = start_phys + (i << CT_PAGE_SHIFT); - block->addr += (virt_to_phys(host_addr) & (~PAGE_MASK)); + block->addr += (virt_to_phys(host_addr) & (~CT_PAGE_MASK)); block->size = size; return block; @@ -164,9 +163,9 @@ ct_vm_map(struct ct_vm *vm, void *host_addr, int size) static void ct_vm_unmap(struct ct_vm *vm, struct ct_vm_block *block) { /* do unmapping */ - block->size = ((block->addr + block->size + PAGE_SIZE - 1) - & PAGE_MASK) - (block->addr & PAGE_MASK); - block->addr &= PAGE_MASK; + block->size = ((block->addr + block->size + CT_PAGE_SIZE - 1) + & CT_PAGE_MASK) - (block->addr & CT_PAGE_MASK); + block->addr &= CT_PAGE_MASK; put_vm_block(vm, block); } diff --git a/sound/pci/ctxfi/ctvmem.h b/sound/pci/ctxfi/ctvmem.h index 618952e..17d2d37 100644 --- a/sound/pci/ctxfi/ctvmem.h +++ b/sound/pci/ctxfi/ctvmem.h @@ -23,6 +23,14 @@ #include <linux/mutex.h> #include <linux/list.h> +/* The chip can handle the page table of 4k pages + * (emu20k1 can handle even 8k pages, but we don't use it right now) + */ +#define CT_PAGE_SIZE 4096 +#define CT_PAGE_SHIFT 12 +#define CT_PAGE_MASK (~(PAGE_SIZE - 1)) +#define CT_PAGE_ALIGN(addr) ALIGN(addr, CT_PAGE_SIZE) + struct ct_vm_block { unsigned int addr; /* starting logical addr of this block */ unsigned int size; /* size of this device virtual mem block */ |
