diff options
Diffstat (limited to 'sound/aoa/soundbus/i2sbus/core.c')
| -rw-r--r-- | sound/aoa/soundbus/i2sbus/core.c | 59 |
1 files changed, 38 insertions, 21 deletions
diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c index be468edf3ec..467836057ee 100644 --- a/sound/aoa/soundbus/i2sbus/core.c +++ b/sound/aoa/soundbus/i2sbus/core.c @@ -1,15 +1,18 @@ /* * i2sbus driver * - * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2006-2008 Johannes Berg <johannes@sipsolutions.net> * * GPL v2, can be found in COPYING. */ #include <linux/module.h> +#include <linux/slab.h> #include <linux/pci.h> #include <linux/interrupt.h> #include <linux/dma-mapping.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <sound/core.h> @@ -186,13 +189,26 @@ static int i2sbus_add_dev(struct macio_dev *macio, } } if (i == 1) { - const u32 *layout_id = - of_get_property(sound, "layout-id", NULL); - if (layout_id) { - layout = *layout_id; + const u32 *id = of_get_property(sound, "layout-id", NULL); + + if (id) { + layout = *id; snprintf(dev->sound.modalias, 32, "sound-layout-%d", layout); ok = 1; + } else { + id = of_get_property(sound, "device-id", NULL); + /* + * We probably cannot handle all device-id machines, + * so restrict to those we do handle for now. + */ + if (id && (*id == 22 || *id == 14 || *id == 35 || + *id == 44)) { + snprintf(dev->sound.modalias, 32, + "aoa-device-id-%d", *id); + ok = 1; + layout = -1; + } } } /* for the time being, until we can handle non-layout-id @@ -208,9 +224,9 @@ static int i2sbus_add_dev(struct macio_dev *macio, mutex_init(&dev->lock); spin_lock_init(&dev->low_lock); - dev->sound.ofdev.node = np; - dev->sound.ofdev.dma_mask = macio->ofdev.dma_mask; - dev->sound.ofdev.dev.dma_mask = &dev->sound.ofdev.dma_mask; + dev->sound.ofdev.archdata.dma_mask = macio->ofdev.archdata.dma_mask; + dev->sound.ofdev.dev.of_node = np; + dev->sound.ofdev.dev.dma_mask = &dev->sound.ofdev.archdata.dma_mask; dev->sound.ofdev.dev.parent = &macio->ofdev.dev; dev->sound.ofdev.dev.release = i2sbus_release_dev; dev->sound.attach_codec = i2sbus_attach_codec; @@ -249,8 +265,7 @@ static int i2sbus_add_dev(struct macio_dev *macio, */ dev->allocated_resource[i] = request_mem_region(dev->resources[i].start, - dev->resources[i].end - - dev->resources[i].start + 1, + resource_size(&dev->resources[i]), dev->rnames[i]); if (!dev->allocated_resource[i]) { printk(KERN_ERR "i2sbus: failed to claim resource %d!\n", i); @@ -259,19 +274,19 @@ static int i2sbus_add_dev(struct macio_dev *macio, } r = &dev->resources[aoa_resource_i2smmio]; - rlen = r->end - r->start + 1; + rlen = resource_size(r); if (rlen < sizeof(struct i2s_interface_regs)) goto err; dev->intfregs = ioremap(r->start, rlen); r = &dev->resources[aoa_resource_txdbdma]; - rlen = r->end - r->start + 1; + rlen = resource_size(r); if (rlen < sizeof(struct dbdma_regs)) goto err; dev->out.dbdma = ioremap(r->start, rlen); r = &dev->resources[aoa_resource_rxdbdma]; - rlen = r->end - r->start + 1; + rlen = resource_size(r); if (rlen < sizeof(struct dbdma_regs)) goto err; dev->in.dbdma = ioremap(r->start, rlen); @@ -333,7 +348,7 @@ static int i2sbus_probe(struct macio_dev* dev, const struct of_device_id *match) return -ENODEV; } - while ((np = of_get_next_child(dev->ofdev.node, np))) { + while ((np = of_get_next_child(dev->ofdev.dev.of_node, np))) { if (of_device_is_compatible(np, "i2sbus") || of_device_is_compatible(np, "i2s-modem")) { got += i2sbus_add_dev(dev, control, np); @@ -346,14 +361,14 @@ static int i2sbus_probe(struct macio_dev* dev, const struct of_device_id *match) return -ENODEV; } - dev->ofdev.dev.driver_data = control; + dev_set_drvdata(&dev->ofdev.dev, control); return 0; } static int i2sbus_remove(struct macio_dev* dev) { - struct i2sbus_control *control = dev->ofdev.dev.driver_data; + struct i2sbus_control *control = dev_get_drvdata(&dev->ofdev.dev); struct i2sbus_dev *i2sdev, *tmp; list_for_each_entry_safe(i2sdev, tmp, &control->list, item) @@ -365,7 +380,7 @@ static int i2sbus_remove(struct macio_dev* dev) #ifdef CONFIG_PM static int i2sbus_suspend(struct macio_dev* dev, pm_message_t state) { - struct i2sbus_control *control = dev->ofdev.dev.driver_data; + struct i2sbus_control *control = dev_get_drvdata(&dev->ofdev.dev); struct codec_info_item *cii; struct i2sbus_dev* i2sdev; int err, ret = 0; @@ -395,7 +410,7 @@ static int i2sbus_suspend(struct macio_dev* dev, pm_message_t state) static int i2sbus_resume(struct macio_dev* dev) { - struct i2sbus_control *control = dev->ofdev.dev.driver_data; + struct i2sbus_control *control = dev_get_drvdata(&dev->ofdev.dev); struct codec_info_item *cii; struct i2sbus_dev* i2sdev; int err, ret = 0; @@ -424,9 +439,11 @@ static int i2sbus_shutdown(struct macio_dev* dev) } static struct macio_driver i2sbus_drv = { - .name = "soundbus-i2s", - .owner = THIS_MODULE, - .match_table = i2sbus_match, + .driver = { + .name = "soundbus-i2s", + .owner = THIS_MODULE, + .of_match_table = i2sbus_match, + }, .probe = i2sbus_probe, .remove = i2sbus_remove, #ifdef CONFIG_PM |