X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sound%2Fpci%2Femu10k1%2Fmemory.c;h=e7ec98649f044fa858740dc6a4678bf2b9f7c734;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=90e69535a751a60613495d917485e49cee363a16;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c
index 90e69535a..e7ec98649 100644
--- a/sound/pci/emu10k1/memory.c
+++ b/sound/pci/emu10k1/memory.c
@@ -22,7 +22,10 @@
  */
 
 #include <sound/driver.h>
+#include <linux/pci.h>
 #include <linux/time.h>
+#include <linux/mutex.h>
+
 #include <sound/core.h>
 #include <sound/emu10k1.h>
 
@@ -47,7 +50,7 @@
 #define set_silent_ptb(emu,page)	__set_ptb_entry(emu,page,emu->silent_page.addr)
 #else
 /* fill PTB entries -- we need to fill UNIT_PAGES entries */
-static inline void set_ptb_entry(emu10k1_t *emu, int page, dma_addr_t addr)
+static inline void set_ptb_entry(struct snd_emu10k1 *emu, int page, dma_addr_t addr)
 {
 	int i;
 	page *= UNIT_PAGES;
@@ -56,7 +59,7 @@ static inline void set_ptb_entry(emu10k1_t *emu, int page, dma_addr_t addr)
 		addr += EMUPAGESIZE;
 	}
 }
-static inline void set_silent_ptb(emu10k1_t *emu, int page)
+static inline void set_silent_ptb(struct snd_emu10k1 *emu, int page)
 {
 	int i;
 	page *= UNIT_PAGES;
@@ -69,14 +72,14 @@ static inline void set_silent_ptb(emu10k1_t *emu, int page)
 
 /*
  */
-static int synth_alloc_pages(emu10k1_t *hw, emu10k1_memblk_t *blk);
-static int synth_free_pages(emu10k1_t *hw, emu10k1_memblk_t *blk);
+static int synth_alloc_pages(struct snd_emu10k1 *hw, struct snd_emu10k1_memblk *blk);
+static int synth_free_pages(struct snd_emu10k1 *hw, struct snd_emu10k1_memblk *blk);
 
-#define get_emu10k1_memblk(l,member)	list_entry(l, emu10k1_memblk_t, member)
+#define get_emu10k1_memblk(l,member)	list_entry(l, struct snd_emu10k1_memblk, member)
 
 
 /* initialize emu10k1 part */
-static void emu10k1_memblk_init(emu10k1_memblk_t *blk)
+static void emu10k1_memblk_init(struct snd_emu10k1_memblk *blk)
 {
 	blk->mapped_page = -1;
 	INIT_LIST_HEAD(&blk->mapped_link);
@@ -95,7 +98,7 @@ static void emu10k1_memblk_init(emu10k1_memblk_t *blk)
  * in nextp
  * if not found, return a negative error code.
  */
-static int search_empty_map_area(emu10k1_t *emu, int npages, struct list_head **nextp)
+static int search_empty_map_area(struct snd_emu10k1 *emu, int npages, struct list_head **nextp)
 {
 	int page = 0, found_page = -ENOMEM;
 	int max_size = npages;
@@ -104,7 +107,7 @@ static int search_empty_map_area(emu10k1_t *emu, int npages, struct list_head **
 	struct list_head *pos;
 
 	list_for_each (pos, &emu->mapped_link_head) {
-		emu10k1_memblk_t *blk = get_emu10k1_memblk(pos, mapped_link);
+		struct snd_emu10k1_memblk *blk = get_emu10k1_memblk(pos, mapped_link);
 		snd_assert(blk->mapped_page >= 0, continue);
 		size = blk->mapped_page - page;
 		if (size == npages) {
@@ -133,7 +136,7 @@ static int search_empty_map_area(emu10k1_t *emu, int npages, struct list_head **
  *
  * call with memblk_lock held
  */
-static int map_memblk(emu10k1_t *emu, emu10k1_memblk_t *blk)
+static int map_memblk(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *blk)
 {
 	int page, pg;
 	struct list_head *next;
@@ -160,11 +163,11 @@ static int map_memblk(emu10k1_t *emu, emu10k1_memblk_t *blk)
  *
  * call with memblk_lock held
  */
-static int unmap_memblk(emu10k1_t *emu, emu10k1_memblk_t *blk)
+static int unmap_memblk(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *blk)
 {
 	int start_page, end_page, mpage, pg;
 	struct list_head *p;
-	emu10k1_memblk_t *q;
+	struct snd_emu10k1_memblk *q;
 
 	/* calculate the expected size of empty region */
 	if ((p = blk->mapped_link.prev) != &emu->mapped_link_head) {
@@ -196,11 +199,11 @@ static int unmap_memblk(emu10k1_t *emu, emu10k1_memblk_t *blk)
  *
  * unlike synth_alloc the memory block is aligned to the page start
  */
-static emu10k1_memblk_t *
-search_empty(emu10k1_t *emu, int size)
+static struct snd_emu10k1_memblk *
+search_empty(struct snd_emu10k1 *emu, int size)
 {
 	struct list_head *p;
-	emu10k1_memblk_t *blk;
+	struct snd_emu10k1_memblk *blk;
 	int page, psize;
 
 	psize = get_aligned_page(size + PAGE_SIZE -1);
@@ -216,7 +219,7 @@ search_empty(emu10k1_t *emu, int size)
 
 __found_pages:
 	/* create a new memory block */
-	blk = (emu10k1_memblk_t *)__snd_util_memblk_new(emu->memhdr, psize << PAGE_SHIFT, p->prev);
+	blk = (struct snd_emu10k1_memblk *)__snd_util_memblk_new(emu->memhdr, psize << PAGE_SHIFT, p->prev);
 	if (blk == NULL)
 		return NULL;
 	blk->mem.offset = aligned_page_offset(page); /* set aligned offset */
@@ -228,14 +231,14 @@ __found_pages:
 /*
  * check if the given pointer is valid for pages
  */
-static int is_valid_page(emu10k1_t *emu, dma_addr_t addr)
+static int is_valid_page(struct snd_emu10k1 *emu, dma_addr_t addr)
 {
 	if (addr & ~emu->dma_mask) {
-		snd_printk("max memory size is 0x%lx (addr = 0x%lx)!!\n", emu->dma_mask, (unsigned long)addr);
+		snd_printk(KERN_ERR "max memory size is 0x%lx (addr = 0x%lx)!!\n", emu->dma_mask, (unsigned long)addr);
 		return 0;
 	}
 	if (addr & (EMUPAGESIZE-1)) {
-		snd_printk("page is not aligned\n");
+		snd_printk(KERN_ERR "page is not aligned\n");
 		return 0;
 	}
 	return 1;
@@ -247,12 +250,12 @@ static int is_valid_page(emu10k1_t *emu, dma_addr_t addr)
  * if no empty pages are found, tries to release unsed memory blocks
  * and retry the mapping.
  */
-int snd_emu10k1_memblk_map(emu10k1_t *emu, emu10k1_memblk_t *blk)
+int snd_emu10k1_memblk_map(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *blk)
 {
 	int err;
 	int size;
 	struct list_head *p, *nextp;
-	emu10k1_memblk_t *deleted;
+	struct snd_emu10k1_memblk *deleted;
 	unsigned long flags;
 
 	spin_lock_irqsave(&emu->memblk_lock, flags);
@@ -287,13 +290,13 @@ int snd_emu10k1_memblk_map(emu10k1_t *emu, emu10k1_memblk_t *blk)
 /*
  * page allocation for DMA
  */
-snd_util_memblk_t *
-snd_emu10k1_alloc_pages(emu10k1_t *emu, snd_pcm_substream_t *substream)
+struct snd_util_memblk *
+snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	struct snd_sg_buf *sgbuf = runtime->dma_private;
-	snd_util_memhdr_t *hdr;
-	emu10k1_memblk_t *blk;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream);
+	struct snd_util_memhdr *hdr;
+	struct snd_emu10k1_memblk *blk;
 	int page, err, idx;
 
 	snd_assert(emu, return NULL);
@@ -301,10 +304,10 @@ snd_emu10k1_alloc_pages(emu10k1_t *emu, snd_pcm_substream_t *substream)
 	hdr = emu->memhdr;
 	snd_assert(hdr, return NULL);
 
-	down(&hdr->block_mutex);
+	mutex_lock(&hdr->block_mutex);
 	blk = search_empty(emu, runtime->dma_bytes);
 	if (blk == NULL) {
-		up(&hdr->block_mutex);
+		mutex_unlock(&hdr->block_mutex);
 		return NULL;
 	}
 	/* fill buffer addresses but pointers are not stored so that
@@ -317,14 +320,14 @@ snd_emu10k1_alloc_pages(emu10k1_t *emu, snd_pcm_substream_t *substream)
 		if (idx >= sgbuf->pages) {
 			printk(KERN_ERR "emu: pages overflow! (%d-%d) for %d\n",
 			       blk->first_page, blk->last_page, sgbuf->pages);
-			up(&hdr->block_mutex);
+			mutex_unlock(&hdr->block_mutex);
 			return NULL;
 		}
 #endif
 		addr = sgbuf->table[idx].addr;
 		if (! is_valid_page(emu, addr)) {
 			printk(KERN_ERR "emu: failure page = %d\n", idx);
-			up(&hdr->block_mutex);
+			mutex_unlock(&hdr->block_mutex);
 			return NULL;
 		}
 		emu->page_addr_table[page] = addr;
@@ -335,19 +338,19 @@ snd_emu10k1_alloc_pages(emu10k1_t *emu, snd_pcm_substream_t *substream)
 	blk->map_locked = 1; /* do not unmap this block! */
 	err = snd_emu10k1_memblk_map(emu, blk);
 	if (err < 0) {
-		__snd_util_mem_free(hdr, (snd_util_memblk_t *)blk);
-		up(&hdr->block_mutex);
+		__snd_util_mem_free(hdr, (struct snd_util_memblk *)blk);
+		mutex_unlock(&hdr->block_mutex);
 		return NULL;
 	}
-	up(&hdr->block_mutex);
-	return (snd_util_memblk_t *)blk;
+	mutex_unlock(&hdr->block_mutex);
+	return (struct snd_util_memblk *)blk;
 }
 
 
 /*
  * release DMA buffer from page table
  */
-int snd_emu10k1_free_pages(emu10k1_t *emu, snd_util_memblk_t *blk)
+int snd_emu10k1_free_pages(struct snd_emu10k1 *emu, struct snd_util_memblk *blk)
 {
 	snd_assert(emu && blk, return -EINVAL);
 	return snd_emu10k1_synth_free(emu, blk);
@@ -362,26 +365,26 @@ int snd_emu10k1_free_pages(emu10k1_t *emu, snd_util_memblk_t *blk)
 /*
  * allocate a synth sample area
  */
-snd_util_memblk_t *
-snd_emu10k1_synth_alloc(emu10k1_t *hw, unsigned int size)
+struct snd_util_memblk *
+snd_emu10k1_synth_alloc(struct snd_emu10k1 *hw, unsigned int size)
 {
-	emu10k1_memblk_t *blk;
-	snd_util_memhdr_t *hdr = hw->memhdr; 
+	struct snd_emu10k1_memblk *blk;
+	struct snd_util_memhdr *hdr = hw->memhdr; 
 
-	down(&hdr->block_mutex);
-	blk = (emu10k1_memblk_t *)__snd_util_mem_alloc(hdr, size);
+	mutex_lock(&hdr->block_mutex);
+	blk = (struct snd_emu10k1_memblk *)__snd_util_mem_alloc(hdr, size);
 	if (blk == NULL) {
-		up(&hdr->block_mutex);
+		mutex_unlock(&hdr->block_mutex);
 		return NULL;
 	}
 	if (synth_alloc_pages(hw, blk)) {
-		__snd_util_mem_free(hdr, (snd_util_memblk_t *)blk);
-		up(&hdr->block_mutex);
+		__snd_util_mem_free(hdr, (struct snd_util_memblk *)blk);
+		mutex_unlock(&hdr->block_mutex);
 		return NULL;
 	}
 	snd_emu10k1_memblk_map(hw, blk);
-	up(&hdr->block_mutex);
-	return (snd_util_memblk_t *)blk;
+	mutex_unlock(&hdr->block_mutex);
+	return (struct snd_util_memblk *)blk;
 }
 
 
@@ -389,29 +392,31 @@ snd_emu10k1_synth_alloc(emu10k1_t *hw, unsigned int size)
  * free a synth sample area
  */
 int
-snd_emu10k1_synth_free(emu10k1_t *emu, snd_util_memblk_t *memblk)
+snd_emu10k1_synth_free(struct snd_emu10k1 *emu, struct snd_util_memblk *memblk)
 {
-	snd_util_memhdr_t *hdr = emu->memhdr; 
-	emu10k1_memblk_t *blk = (emu10k1_memblk_t *)memblk;
+	struct snd_util_memhdr *hdr = emu->memhdr; 
+	struct snd_emu10k1_memblk *blk = (struct snd_emu10k1_memblk *)memblk;
 	unsigned long flags;
 
-	down(&hdr->block_mutex);
+	mutex_lock(&hdr->block_mutex);
 	spin_lock_irqsave(&emu->memblk_lock, flags);
 	if (blk->mapped_page >= 0)
 		unmap_memblk(emu, blk);
 	spin_unlock_irqrestore(&emu->memblk_lock, flags);
 	synth_free_pages(emu, blk);
 	 __snd_util_mem_free(hdr, memblk);
-	up(&hdr->block_mutex);
+	mutex_unlock(&hdr->block_mutex);
 	return 0;
 }
 
 
 /* check new allocation range */
-static void get_single_page_range(snd_util_memhdr_t *hdr, emu10k1_memblk_t *blk, int *first_page_ret, int *last_page_ret)
+static void get_single_page_range(struct snd_util_memhdr *hdr,
+				  struct snd_emu10k1_memblk *blk,
+				  int *first_page_ret, int *last_page_ret)
 {
 	struct list_head *p;
-	emu10k1_memblk_t *q;
+	struct snd_emu10k1_memblk *q;
 	int first_page, last_page;
 	first_page = blk->first_page;
 	if ((p = blk->mem.list.prev) != &hdr->block) {
@@ -432,7 +437,7 @@ static void get_single_page_range(snd_util_memhdr_t *hdr, emu10k1_memblk_t *blk,
 /*
  * allocate kernel pages
  */
-static int synth_alloc_pages(emu10k1_t *emu, emu10k1_memblk_t *blk)
+static int synth_alloc_pages(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *blk)
 {
 	int page, first_page, last_page;
 	struct snd_dma_buffer dmab;
@@ -441,10 +446,11 @@ static int synth_alloc_pages(emu10k1_t *emu, emu10k1_memblk_t *blk)
 	get_single_page_range(emu->memhdr, blk, &first_page, &last_page);
 	/* allocate kernel pages */
 	for (page = first_page; page <= last_page; page++) {
-		if (snd_dma_alloc_pages(&emu->dma_dev, PAGE_SIZE, &dmab) < 0)
+		if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci),
+					PAGE_SIZE, &dmab) < 0)
 			goto __fail;
 		if (! is_valid_page(emu, dmab.addr)) {
-			snd_dma_free_pages(&emu->dma_dev, &dmab);
+			snd_dma_free_pages(&dmab);
 			goto __fail;
 		}
 		emu->page_addr_table[page] = dmab.addr;
@@ -459,7 +465,7 @@ __fail:
 		dmab.area = emu->page_ptr_table[page];
 		dmab.addr = emu->page_addr_table[page];
 		dmab.bytes = PAGE_SIZE;
-		snd_dma_free_pages(&emu->dma_dev, &dmab);
+		snd_dma_free_pages(&dmab);
 		emu->page_addr_table[page] = 0;
 		emu->page_ptr_table[page] = NULL;
 	}
@@ -470,19 +476,21 @@ __fail:
 /*
  * free pages
  */
-static int synth_free_pages(emu10k1_t *emu, emu10k1_memblk_t *blk)
+static int synth_free_pages(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *blk)
 {
 	int page, first_page, last_page;
 	struct snd_dma_buffer dmab;
 
 	get_single_page_range(emu->memhdr, blk, &first_page, &last_page);
+	dmab.dev.type = SNDRV_DMA_TYPE_DEV;
+	dmab.dev.dev = snd_dma_pci_data(emu->pci);
 	for (page = first_page; page <= last_page; page++) {
 		if (emu->page_ptr_table[page] == NULL)
 			continue;
 		dmab.area = emu->page_ptr_table[page];
 		dmab.addr = emu->page_addr_table[page];
 		dmab.bytes = PAGE_SIZE;
-		snd_dma_free_pages(&emu->dma_dev, &dmab);
+		snd_dma_free_pages(&dmab);
 		emu->page_addr_table[page] = 0;
 		emu->page_ptr_table[page] = NULL;
 	}
@@ -491,13 +499,13 @@ static int synth_free_pages(emu10k1_t *emu, emu10k1_memblk_t *blk)
 }
 
 /* calculate buffer pointer from offset address */
-inline static void *offset_ptr(emu10k1_t *emu, int page, int offset)
+static inline void *offset_ptr(struct snd_emu10k1 *emu, int page, int offset)
 {
 	char *ptr;
 	snd_assert(page >= 0 && page < emu->max_cache_pages, return NULL);
 	ptr = emu->page_ptr_table[page];
 	if (! ptr) {
-		printk("emu10k1: access to NULL ptr: page = %d\n", page);
+		printk(KERN_ERR "emu10k1: access to NULL ptr: page = %d\n", page);
 		return NULL;
 	}
 	ptr += offset & (PAGE_SIZE - 1);
@@ -507,11 +515,12 @@ inline static void *offset_ptr(emu10k1_t *emu, int page, int offset)
 /*
  * bzero(blk + offset, size)
  */
-int snd_emu10k1_synth_bzero(emu10k1_t *emu, snd_util_memblk_t *blk, int offset, int size)
+int snd_emu10k1_synth_bzero(struct snd_emu10k1 *emu, struct snd_util_memblk *blk,
+			    int offset, int size)
 {
 	int page, nextofs, end_offset, temp, temp1;
 	void *ptr;
-	emu10k1_memblk_t *p = (emu10k1_memblk_t *)blk;
+	struct snd_emu10k1_memblk *p = (struct snd_emu10k1_memblk *)blk;
 
 	offset += blk->offset & (PAGE_SIZE - 1);
 	end_offset = offset + size;
@@ -534,11 +543,12 @@ int snd_emu10k1_synth_bzero(emu10k1_t *emu, snd_util_memblk_t *blk, int offset,
 /*
  * copy_from_user(blk + offset, data, size)
  */
-int snd_emu10k1_synth_copy_from_user(emu10k1_t *emu, snd_util_memblk_t *blk, int offset, const char __user *data, int size)
+int snd_emu10k1_synth_copy_from_user(struct snd_emu10k1 *emu, struct snd_util_memblk *blk,
+				     int offset, const char __user *data, int size)
 {
 	int page, nextofs, end_offset, temp, temp1;
 	void *ptr;
-	emu10k1_memblk_t *p = (emu10k1_memblk_t *)blk;
+	struct snd_emu10k1_memblk *p = (struct snd_emu10k1_memblk *)blk;
 
 	offset += blk->offset & (PAGE_SIZE - 1);
 	end_offset = offset + size;