ALSA: emu10k1 - off by 1 in snd_emu10k1_wait()
[safe/jmp/linux-2.6] / sound / pci / via82xx.c
index ad58ca5..809b233 100644 (file)
@@ -46,7 +46,6 @@
  *     - Optimize position calculation for the 823x chips. 
  */
 
-#include <sound/driver.h>
 #include <asm/io.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
@@ -314,6 +313,7 @@ struct snd_via_sg_table {
 } ;
 
 #define VIA_TABLE_SIZE 255
+#define VIA_MAX_BUFSIZE        (1<<24)
 
 struct viadev {
        unsigned int reg_offset;
@@ -421,7 +421,6 @@ static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substre
 {
        unsigned int i, idx, ofs, rest;
        struct via82xx *chip = snd_pcm_substream_chip(substream);
-       struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream);
 
        if (dev->table.area == NULL) {
                /* the start of each lists must be aligned to 8 bytes,
@@ -450,15 +449,15 @@ static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substre
                do {
                        unsigned int r;
                        unsigned int flag;
+                       unsigned int addr;
 
                        if (idx >= VIA_TABLE_SIZE) {
                                snd_printk(KERN_ERR "via82xx: too much table size!\n");
                                return -EINVAL;
                        }
-                       ((u32 *)dev->table.area)[idx << 1] = cpu_to_le32((u32)snd_pcm_sgbuf_get_addr(sgbuf, ofs));
-                       r = PAGE_SIZE - (ofs % PAGE_SIZE);
-                       if (rest < r)
-                               r = rest;
+                       addr = snd_pcm_sgbuf_get_addr(substream, ofs);
+                       ((u32 *)dev->table.area)[idx << 1] = cpu_to_le32(addr);
+                       r = snd_pcm_sgbuf_get_chunk_size(substream, ofs, rest);
                        rest -= r;
                        if (! rest) {
                                if (i == periods - 1)
@@ -467,7 +466,10 @@ static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substre
                                        flag = VIA_TBL_BIT_FLAG; /* period boundary */
                        } else
                                flag = 0; /* period continues to the next */
-                       // printk("via: tbl %d: at %d  size %d (rest %d)\n", idx, ofs, r, rest);
+                       /*
+                       printk(KERN_DEBUG "via: tbl %d: at %d  size %d "
+                              "(rest %d)\n", idx, ofs, r, rest);
+                       */
                        ((u32 *)dev->table.area)[(idx<<1) + 1] = cpu_to_le32(r | flag);
                        dev->idx_table[idx].offset = ofs;
                        dev->idx_table[idx].size = r;
@@ -825,7 +827,8 @@ static snd_pcm_uframes_t snd_via686_pcm_pointer(struct snd_pcm_substream *substr
        struct viadev *viadev = substream->runtime->private_data;
        unsigned int idx, ptr, count, res;
 
-       snd_assert(viadev->tbl_entries, return 0);
+       if (snd_BUG_ON(!viadev->tbl_entries))
+               return 0;
        if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))
                return 0;
 
@@ -856,7 +859,8 @@ static snd_pcm_uframes_t snd_via8233_pcm_pointer(struct snd_pcm_substream *subst
        unsigned int idx, count, res;
        int status;
        
-       snd_assert(viadev->tbl_entries, return 0);
+       if (snd_BUG_ON(!viadev->tbl_entries))
+               return 0;
 
        spin_lock(&chip->reg_lock);
        count = inl(VIADEV_REG(viadev, OFFSET_CURR_COUNT));
@@ -1038,7 +1042,7 @@ static int snd_via8233_playback_prepare(struct snd_pcm_substream *substream)
        else
                rbits = (0x100000 / 48000) * runtime->rate +
                        ((0x100000 % 48000) * runtime->rate) / 48000;
-       snd_assert((rbits & ~0xfffff) == 0, return -EINVAL);
+       snd_BUG_ON(rbits & ~0xfffff);
        snd_via82xx_channel_reset(chip, viadev);
        snd_via82xx_set_table_ptr(chip, viadev);
        outb(chip->playback_volume[viadev->reg_offset / 0x10][0],
@@ -1145,9 +1149,9 @@ static struct snd_pcm_hardware snd_via82xx_hw =
        .rate_max =             48000,
        .channels_min =         1,
        .channels_max =         2,
-       .buffer_bytes_max =     128 * 1024,
+       .buffer_bytes_max =     VIA_MAX_BUFSIZE,
        .period_bytes_min =     32,
-       .period_bytes_max =     128 * 1024,
+       .period_bytes_max =     VIA_MAX_BUFSIZE / 2,
        .periods_min =          2,
        .periods_max =          VIA_TABLE_SIZE / 2,
        .fifo_size =            0,
@@ -1399,10 +1403,9 @@ static int __devinit snd_via8233_pcm_new(struct via82xx *chip)
        /* capture */
        init_viadev(chip, chip->capture_devno, VIA_REG_CAPTURE_8233_STATUS, 6, 1);
 
-       if ((err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
-                                                        snd_dma_pci_data(chip->pci),
-                                                        64*1024, 128*1024)) < 0)
-               return err;
+       snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+                                             snd_dma_pci_data(chip->pci),
+                                             64*1024, VIA_MAX_BUFSIZE);
 
        /* PCM #1:  multi-channel playback and 2nd capture */
        err = snd_pcm_new(chip->card, chip->card->shortname, 1, 1, 1, &pcm);
@@ -1418,11 +1421,9 @@ static int __devinit snd_via8233_pcm_new(struct via82xx *chip)
        /* set up capture */
        init_viadev(chip, chip->capture_devno + 1, VIA_REG_CAPTURE_8233_STATUS + 0x10, 7, 1);
 
-       if ((err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
-                                                        snd_dma_pci_data(chip->pci),
-                                                        64*1024, 128*1024)) < 0)
-               return err;
-
+       snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+                                             snd_dma_pci_data(chip->pci),
+                                             64*1024, VIA_MAX_BUFSIZE);
        return 0;
 }
 
@@ -1454,10 +1455,9 @@ static int __devinit snd_via8233a_pcm_new(struct via82xx *chip)
        /* capture */
        init_viadev(chip, chip->capture_devno, VIA_REG_CAPTURE_8233_STATUS, 6, 1);
 
-       if ((err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
-                                                        snd_dma_pci_data(chip->pci),
-                                                        64*1024, 128*1024)) < 0)
-               return err;
+       snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+                                             snd_dma_pci_data(chip->pci),
+                                             64*1024, VIA_MAX_BUFSIZE);
 
        /* SPDIF supported? */
        if (! ac97_can_spdif(chip->ac97))
@@ -1474,11 +1474,9 @@ static int __devinit snd_via8233a_pcm_new(struct via82xx *chip)
        /* set up playback */
        init_viadev(chip, chip->playback_devno, 0x30, 3, 0);
 
-       if ((err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
-                                                        snd_dma_pci_data(chip->pci),
-                                                        64*1024, 128*1024)) < 0)
-               return err;
-
+       snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+                                             snd_dma_pci_data(chip->pci),
+                                             64*1024, VIA_MAX_BUFSIZE);
        return 0;
 }
 
@@ -1506,11 +1504,9 @@ static int __devinit snd_via686_pcm_new(struct via82xx *chip)
        init_viadev(chip, 0, VIA_REG_PLAYBACK_STATUS, 0, 0);
        init_viadev(chip, 1, VIA_REG_CAPTURE_STATUS, 0, 1);
 
-       if ((err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
-                                                        snd_dma_pci_data(chip->pci),
-                                                        64*1024, 128*1024)) < 0)
-               return err;
-
+       snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+                                             snd_dma_pci_data(chip->pci),
+                                             64*1024, VIA_MAX_BUFSIZE);
        return 0;
 }
 
@@ -1758,6 +1754,12 @@ static struct ac97_quirk ac97_quirks[] = {
                .type = AC97_TUNE_HP_ONLY
        },
        {
+               .subvendor = 0x1019,
+               .subdevice = 0x1841,
+               .name = "ECS K7VTA3",
+               .type = AC97_TUNE_HP_ONLY
+       },
+       {
                .subvendor = 0x1849,
                .subdevice = 0x3059,
                .name = "ASRock K7VM2",
@@ -2237,10 +2239,10 @@ static int snd_via82xx_free(struct via82xx *chip)
        /* disable interrupts */
        for (i = 0; i < chip->num_devs; i++)
                snd_via82xx_channel_reset(chip, &chip->devs[i]);
-       synchronize_irq(chip->irq);
-      __end_hw:
+
        if (chip->irq >= 0)
                free_irq(chip->irq, chip);
+ __end_hw:
        release_and_free_resource(chip->mpu_res);
        pci_release_regions(chip->pci);
 
@@ -2361,14 +2363,14 @@ static struct snd_pci_quirk dxs_whitelist[] __devinitdata = {
        SND_PCI_QUIRK(0x1019, 0x0996, "ESC Mobo", VIA_DXS_48K),
        SND_PCI_QUIRK(0x1019, 0x0a81, "ECS K7VTA3 v8.0", VIA_DXS_NO_VRA),
        SND_PCI_QUIRK(0x1019, 0x0a85, "ECS L7VMM2", VIA_DXS_NO_VRA),
-       SND_PCI_QUIRK(0x1019, 0, "ESC K8", VIA_DXS_SRC),
+       SND_PCI_QUIRK_VENDOR(0x1019, "ESC K8", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x1019, 0xaa01, "ESC K8T890-A", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x1025, 0x0033, "Acer Inspire 1353LM", VIA_DXS_NO_VRA),
        SND_PCI_QUIRK(0x1025, 0x0046, "Acer Aspire 1524 WLMi", VIA_DXS_SRC),
-       SND_PCI_QUIRK(0x1043, 0, "ASUS A7/A8", VIA_DXS_NO_VRA),
-       SND_PCI_QUIRK(0x1071, 0, "Diverse Notebook", VIA_DXS_NO_VRA),
+       SND_PCI_QUIRK_VENDOR(0x1043, "ASUS A7/A8", VIA_DXS_NO_VRA),
+       SND_PCI_QUIRK_VENDOR(0x1071, "Diverse Notebook", VIA_DXS_NO_VRA),
        SND_PCI_QUIRK(0x10cf, 0x118e, "FSC Laptop", VIA_DXS_ENABLE),
-       SND_PCI_QUIRK(0x1106, 0, "ASRock", VIA_DXS_SRC),
+       SND_PCI_QUIRK_VENDOR(0x1106, "ASRock", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x1297, 0xa231, "Shuttle AK31v2", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x1297, 0xa232, "Shuttle", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x1297, 0xc160, "Shuttle Sk41G", VIA_DXS_SRC),
@@ -2376,7 +2378,7 @@ static struct snd_pci_quirk dxs_whitelist[] __devinitdata = {
        SND_PCI_QUIRK(0x1462, 0x3800, "MSI KT266", VIA_DXS_ENABLE),
        SND_PCI_QUIRK(0x1462, 0x7120, "MSI KT4V", VIA_DXS_ENABLE),
        SND_PCI_QUIRK(0x1462, 0x7142, "MSI K8MM-V", VIA_DXS_ENABLE),
-       SND_PCI_QUIRK(0x1462, 0, "MSI Mobo", VIA_DXS_SRC),
+       SND_PCI_QUIRK_VENDOR(0x1462, "MSI Mobo", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x147b, 0x1401, "ABIT KD7(-RAID)", VIA_DXS_ENABLE),
        SND_PCI_QUIRK(0x147b, 0x1411, "ABIT VA-20", VIA_DXS_ENABLE),
        SND_PCI_QUIRK(0x147b, 0x1413, "ABIT KV8 Pro", VIA_DXS_ENABLE),
@@ -2390,11 +2392,11 @@ static struct snd_pci_quirk dxs_whitelist[] __devinitdata = {
        SND_PCI_QUIRK(0x161f, 0x2032, "m680x machines", VIA_DXS_48K),
        SND_PCI_QUIRK(0x1631, 0xe004, "PB EasyNote 3174", VIA_DXS_ENABLE),
        SND_PCI_QUIRK(0x1695, 0x3005, "EPoX EP-8K9A", VIA_DXS_ENABLE),
-       SND_PCI_QUIRK(0x1695, 0, "EPoX mobo", VIA_DXS_SRC),
-       SND_PCI_QUIRK(0x16f3, 0, "Jetway K8", VIA_DXS_SRC),
-       SND_PCI_QUIRK(0x1734, 0, "FSC Laptop", VIA_DXS_SRC),
+       SND_PCI_QUIRK_VENDOR(0x1695, "EPoX mobo", VIA_DXS_SRC),
+       SND_PCI_QUIRK_VENDOR(0x16f3, "Jetway K8", VIA_DXS_SRC),
+       SND_PCI_QUIRK_VENDOR(0x1734, "FSC Laptop", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x1849, 0x3059, "ASRock K7VM2", VIA_DXS_NO_VRA),
-       SND_PCI_QUIRK(0x1849, 0, "ASRock mobo", VIA_DXS_SRC),
+       SND_PCI_QUIRK_VENDOR(0x1849, "ASRock mobo", VIA_DXS_SRC),
        SND_PCI_QUIRK(0x1919, 0x200a, "Soltek SL-K8",  VIA_DXS_NO_VRA),
        SND_PCI_QUIRK(0x4005, 0x4710, "MSI K7T266", VIA_DXS_SRC),
        { } /* terminator */
@@ -2434,9 +2436,9 @@ static int __devinit snd_via82xx_probe(struct pci_dev *pci,
        unsigned int i;
        int err;
 
-       card = snd_card_new(index, id, THIS_MODULE, 0);
-       if (card == NULL)
-               return -ENOMEM;
+       err = snd_card_create(index, id, THIS_MODULE, 0, &card);
+       if (err < 0)
+               return err;
 
        card_type = pci_id->driver_data;
        switch (card_type) {