diff options
Diffstat (limited to 'sound/pci/hda/hda_tegra.c')
-rw-r--r-- | sound/pci/hda/hda_tegra.c | 102 |
1 files changed, 60 insertions, 42 deletions
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c index 2e4fd5c..477742c 100644 --- a/sound/pci/hda/hda_tegra.c +++ b/sound/pci/hda/hda_tegra.c @@ -87,13 +87,13 @@ MODULE_PARM_DESC(power_save, /* * DMA page allocation ops. */ -static int dma_alloc_pages(struct azx *chip, int type, size_t size, +static int dma_alloc_pages(struct hdac_bus *bus, int type, size_t size, struct snd_dma_buffer *buf) { - return snd_dma_alloc_pages(type, chip->card->dev, size, buf); + return snd_dma_alloc_pages(type, bus->dev, size, buf); } -static void dma_free_pages(struct azx *chip, struct snd_dma_buffer *buf) +static void dma_free_pages(struct hdac_bus *bus, struct snd_dma_buffer *buf) { snd_dma_free_pages(buf); } @@ -102,11 +102,6 @@ static int substream_alloc_pages(struct azx *chip, struct snd_pcm_substream *substream, size_t size) { - struct azx_dev *azx_dev = get_azx_dev(substream); - - azx_dev->bufsize = 0; - azx_dev->period_bytes = 0; - azx_dev->format_val = 0; return snd_pcm_lib_malloc_pages(substream, size); } @@ -173,7 +168,7 @@ static u8 hda_tegra_readb(u8 *addr) return (v >> shift) & 0xff; } -static const struct hda_controller_ops hda_tegra_ops = { +static const struct hdac_io_ops hda_tegra_io_ops = { .reg_writel = hda_tegra_writel, .reg_readl = hda_tegra_readl, .reg_writew = hda_tegra_writew, @@ -182,6 +177,9 @@ static const struct hda_controller_ops hda_tegra_ops = { .reg_readb = hda_tegra_readb, .dma_alloc_pages = dma_alloc_pages, .dma_free_pages = dma_free_pages, +}; + +static const struct hda_controller_ops hda_tegra_ops = { .substream_alloc_pages = substream_alloc_pages, .substream_free_pages = substream_free_pages, }; @@ -282,21 +280,29 @@ static const struct dev_pm_ops hda_tegra_pm = { SET_SYSTEM_SLEEP_PM_OPS(hda_tegra_suspend, hda_tegra_resume) }; +static int hda_tegra_dev_disconnect(struct snd_device *device) +{ + struct azx *chip = device->device_data; + + chip->bus.shutdown = 1; + return 0; +} + /* * destructor */ static int hda_tegra_dev_free(struct snd_device *device) { - int i; struct azx *chip = device->device_data; - if (chip->initialized) { - for (i = 0; i < chip->num_streams; i++) - azx_stream_stop(chip, &chip->azx_dev[i]); + if (azx_bus(chip)->chip_init) { + azx_stop_all_streams(chip); azx_stop_chip(chip); } azx_free_stream_pages(chip); + azx_free_streams(chip); + snd_hdac_bus_exit(azx_bus(chip)); return 0; } @@ -304,31 +310,40 @@ static int hda_tegra_dev_free(struct snd_device *device) static int hda_tegra_init_chip(struct azx *chip, struct platform_device *pdev) { struct hda_tegra *hda = container_of(chip, struct hda_tegra, chip); + struct hdac_bus *bus = azx_bus(chip); struct device *dev = hda->dev; struct resource *res; int err; hda->hda_clk = devm_clk_get(dev, "hda"); - if (IS_ERR(hda->hda_clk)) + if (IS_ERR(hda->hda_clk)) { + dev_err(dev, "failed to get hda clock\n"); return PTR_ERR(hda->hda_clk); + } hda->hda2codec_2x_clk = devm_clk_get(dev, "hda2codec_2x"); - if (IS_ERR(hda->hda2codec_2x_clk)) + if (IS_ERR(hda->hda2codec_2x_clk)) { + dev_err(dev, "failed to get hda2codec_2x clock\n"); return PTR_ERR(hda->hda2codec_2x_clk); + } hda->hda2hdmi_clk = devm_clk_get(dev, "hda2hdmi"); - if (IS_ERR(hda->hda2hdmi_clk)) + if (IS_ERR(hda->hda2hdmi_clk)) { + dev_err(dev, "failed to get hda2hdmi clock\n"); return PTR_ERR(hda->hda2hdmi_clk); + } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); hda->regs = devm_ioremap_resource(dev, res); if (IS_ERR(hda->regs)) return PTR_ERR(hda->regs); - chip->remap_addr = hda->regs + HDA_BAR0; - chip->addr = res->start + HDA_BAR0; + bus->remap_addr = hda->regs + HDA_BAR0; + bus->addr = res->start + HDA_BAR0; err = hda_tegra_enable_clocks(hda); - if (err) + if (err) { + dev_err(dev, "failed to get enable clocks\n"); return err; + } hda_tegra_init(hda); @@ -337,6 +352,7 @@ static int hda_tegra_init_chip(struct azx *chip, struct platform_device *pdev) static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev) { + struct hdac_bus *bus = azx_bus(chip); struct snd_card *card = chip->card; int err; unsigned short gcap; @@ -354,9 +370,9 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev) irq_id); return err; } - chip->irq = irq_id; + bus->irq = irq_id; - synchronize_irq(chip->irq); + synchronize_irq(bus->irq); gcap = azx_readw(chip, GCAP); dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap); @@ -374,23 +390,26 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev) chip->capture_index_offset = 0; chip->playback_index_offset = chip->capture_streams; chip->num_streams = chip->playback_streams + chip->capture_streams; - chip->azx_dev = devm_kcalloc(card->dev, chip->num_streams, - sizeof(*chip->azx_dev), GFP_KERNEL); - if (!chip->azx_dev) - return -ENOMEM; - err = azx_alloc_stream_pages(chip); - if (err < 0) + /* initialize streams */ + err = azx_init_streams(chip); + if (err < 0) { + dev_err(card->dev, "failed to initialize streams: %d\n", err); return err; + } - /* initialize streams */ - azx_init_stream(chip); + err = azx_alloc_stream_pages(chip); + if (err < 0) { + dev_err(card->dev, "failed to allocate stream pages: %d\n", + err); + return err; + } /* initialize chip */ azx_init_chip(chip, 1); /* codec detection */ - if (!chip->codec_mask) { + if (!bus->codec_mask) { dev_err(card->dev, "no codecs found!\n"); return -ENODEV; } @@ -399,7 +418,7 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev) strcpy(card->shortname, "tegra-hda"); snprintf(card->longname, sizeof(card->longname), "%s at 0x%lx irq %i", - card->shortname, chip->addr, chip->irq); + card->shortname, bus->addr, bus->irq); return 0; } @@ -409,10 +428,10 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev) */ static int hda_tegra_create(struct snd_card *card, unsigned int driver_caps, - const struct hda_controller_ops *hda_ops, struct hda_tegra *hda) { static struct snd_device_ops ops = { + .dev_disconnect = hda_tegra_dev_disconnect, .dev_free = hda_tegra_dev_free, }; struct azx *chip; @@ -420,11 +439,9 @@ static int hda_tegra_create(struct snd_card *card, chip = &hda->chip; - spin_lock_init(&chip->reg_lock); mutex_init(&chip->open_mutex); chip->card = card; - chip->ops = hda_ops; - chip->irq = -1; + chip->ops = &hda_tegra_ops; chip->driver_caps = driver_caps; chip->driver_type = driver_caps & 0xff; chip->dev_index = 0; @@ -435,6 +452,10 @@ static int hda_tegra_create(struct snd_card *card, chip->single_cmd = false; chip->snoop = true; + err = azx_bus_init(chip, NULL, &hda_tegra_io_ops); + if (err < 0) + return err; + err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); if (err < 0) { dev_err(card->dev, "Error creating device\n"); @@ -452,11 +473,12 @@ MODULE_DEVICE_TABLE(of, hda_tegra_match); static int hda_tegra_probe(struct platform_device *pdev) { + const unsigned int driver_flags = AZX_DCAPS_RIRB_DELAY | + AZX_DCAPS_CORBRP_SELF_CLEAR; struct snd_card *card; struct azx *chip; struct hda_tegra *hda; int err; - const unsigned int driver_flags = AZX_DCAPS_RIRB_DELAY; hda = devm_kzalloc(&pdev->dev, sizeof(*hda), GFP_KERNEL); if (!hda) @@ -471,7 +493,7 @@ static int hda_tegra_probe(struct platform_device *pdev) return err; } - err = hda_tegra_create(card, driver_flags, &hda_tegra_ops, hda); + err = hda_tegra_create(card, driver_flags, hda); if (err < 0) goto out_free; card->private_data = chip; @@ -483,10 +505,6 @@ static int hda_tegra_probe(struct platform_device *pdev) goto out_free; /* create codec instances */ - err = azx_bus_create(chip, NULL); - if (err < 0) - goto out_free; - err = azx_probe_codecs(chip, 0); if (err < 0) goto out_free; @@ -500,7 +518,7 @@ static int hda_tegra_probe(struct platform_device *pdev) goto out_free; chip->running = 1; - snd_hda_set_power_save(chip->bus, power_save * 1000); + snd_hda_set_power_save(&chip->bus, power_save * 1000); return 0; |