#include <linux/kmod.h>
#include <linux/interrupt.h>
#include <linux/input.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#ifdef CONFIG_ADB_CUDA
#include <linux/cuda.h>
#endif
#include <linux/pmu.h>
#endif
-#include <linux/i2c-dev.h>
-
#include <asm/uaccess.h>
#include <asm/prom.h>
#include <asm/machdep.h>
static int awacs_subframe;
static struct device_node* awacs_node;
static struct device_node* i2s_node;
+static struct resource awacs_rsrc[3];
static char awacs_name[64];
static int awacs_revision;
static int awacs_sleeping;
-static DECLARE_MUTEX(dmasound_sem);
+static DEFINE_MUTEX(dmasound_mutex);
static int sound_device_id; /* exists after iMac revA */
static int hw_can_byteswap = 1 ; /* most pmac sound h/w can */
extern int daca_leave_sleep(void);
#define TRY_LOCK() \
- if ((rc = down_interruptible(&dmasound_sem)) != 0) \
+ if ((rc = mutex_lock_interruptible(&dmasound_mutex)) != 0) \
return rc;
-#define LOCK() down(&dmasound_sem);
+#define LOCK() mutex_lock(&dmasound_mutex);
-#define UNLOCK() up(&dmasound_sem);
+#define UNLOCK() mutex_unlock(&dmasound_mutex);
/* We use different versions that the ones provided in dmasound.h
*
iounmap(awacs_txdma);
iounmap(awacs_rxdma);
- release_OF_resource(awacs_node, 0);
- release_OF_resource(awacs_node, 1);
- release_OF_resource(awacs_node, 2);
+ release_mem_region(awacs_rsrc[0].start,
+ awacs_rsrc[0].end - awacs_rsrc[0].start + 1);
+ release_mem_region(awacs_rsrc[1].start,
+ awacs_rsrc[1].end - awacs_rsrc[1].start + 1);
+ release_mem_region(awacs_rsrc[2].start,
+ awacs_rsrc[2].end - awacs_rsrc[2].start + 1);
kfree(awacs_tx_cmd_space);
kfree(awacs_rx_cmd_space);
DBDMA_ALIGN(beep_dbdma_cmd_space);
/* set up emergency dbdma cmd */
emergency_dbdma_cmd = beep_dbdma_cmd+1 ;
- beep_buf = (short *) kmalloc(BEEP_BUFLEN * 4, GFP_KERNEL);
+ beep_buf = kmalloc(BEEP_BUFLEN * 4, GFP_KERNEL);
if (beep_buf == NULL) {
printk(KERN_ERR "dmasound_pmac: no memory for beep buffer\n");
kfree(beep_dbdma_cmd_space) ;
return 0 ;
}
-static struct input_dev awacs_beep_dev = {
- .evbit = { BIT(EV_SND) },
- .sndbit = { BIT(SND_BELL) | BIT(SND_TONE) },
- .event = awacs_beep_event,
- .name = "dmasound beeper",
- .phys = "macio/input0", /* what the heck is this?? */
- .id = {
- .bustype = BUS_HOST,
- },
-};
+static struct input_dev *awacs_beep_dev;
int __init dmasound_awacs_init(void)
{
struct device_node *io = NULL, *info = NULL;
int vol, res;
- if (_machine != _MACH_Pmac)
+ if (!machine_is(powermac))
return -ENODEV;
awacs_subframe = 0;
* other info if necessary (early AWACS we want to read chip ids)
*/
- if (io->n_addrs < 3 || io->n_intrs < 3) {
+ if (of_get_address(io, 2, NULL, NULL) == NULL || io->n_intrs < 3) {
/* OK - maybe we need to use the 'awacs' node (on earlier
* machines).
- */
+ */
if (awacs_node) {
io = awacs_node ;
- if (io->n_addrs < 3 || io->n_intrs < 3) {
- printk("dmasound_pmac: can't use %s"
- " (%d addrs, %d intrs)\n",
- io->full_name, io->n_addrs, io->n_intrs);
+ if (of_get_address(io, 2, NULL, NULL) == NULL ||
+ io->n_intrs < 3) {
+ printk("dmasound_pmac: can't use %s\n",
+ io->full_name);
return -ENODEV;
}
- } else {
- printk("dmasound_pmac: can't use %s (%d addrs, %d intrs)\n",
- io->full_name, io->n_addrs, io->n_intrs);
- }
+ } else
+ printk("dmasound_pmac: can't use %s\n", io->full_name);
}
- if (!request_OF_resource(io, 0, NULL)) {
+ if (of_address_to_resource(io, 0, &awacs_rsrc[0]) ||
+ request_mem_region(awacs_rsrc[0].start,
+ awacs_rsrc[0].end - awacs_rsrc[0].start + 1,
+ " (IO)") == NULL) {
printk(KERN_ERR "dmasound: can't request IO resource !\n");
return -ENODEV;
}
- if (!request_OF_resource(io, 1, " (tx dma)")) {
- release_OF_resource(io, 0);
- printk(KERN_ERR "dmasound: can't request TX DMA resource !\n");
+ if (of_address_to_resource(io, 1, &awacs_rsrc[1]) ||
+ request_mem_region(awacs_rsrc[1].start,
+ awacs_rsrc[1].end - awacs_rsrc[1].start + 1,
+ " (tx dma)") == NULL) {
+ release_mem_region(awacs_rsrc[0].start,
+ awacs_rsrc[0].end - awacs_rsrc[0].start + 1);
+ printk(KERN_ERR "dmasound: can't request Tx DMA resource !\n");
return -ENODEV;
}
-
- if (!request_OF_resource(io, 2, " (rx dma)")) {
- release_OF_resource(io, 0);
- release_OF_resource(io, 1);
- printk(KERN_ERR "dmasound: can't request RX DMA resource !\n");
+ if (of_address_to_resource(io, 2, &awacs_rsrc[2]) ||
+ request_mem_region(awacs_rsrc[2].start,
+ awacs_rsrc[2].end - awacs_rsrc[2].start + 1,
+ " (rx dma)") == NULL) {
+ release_mem_region(awacs_rsrc[0].start,
+ awacs_rsrc[0].end - awacs_rsrc[0].start + 1);
+ release_mem_region(awacs_rsrc[1].start,
+ awacs_rsrc[1].end - awacs_rsrc[1].start + 1);
+ printk(KERN_ERR "dmasound: can't request Rx DMA resource !\n");
return -ENODEV;
}
+ awacs_beep_dev = input_allocate_device();
+ if (!awacs_beep_dev) {
+ release_mem_region(awacs_rsrc[0].start,
+ awacs_rsrc[0].end - awacs_rsrc[0].start + 1);
+ release_mem_region(awacs_rsrc[1].start,
+ awacs_rsrc[1].end - awacs_rsrc[1].start + 1);
+ release_mem_region(awacs_rsrc[2].start,
+ awacs_rsrc[2].end - awacs_rsrc[2].start + 1);
+ printk(KERN_ERR "dmasound: can't allocate input device !\n");
+ return -ENOMEM;
+ }
+
+ awacs_beep_dev->name = "dmasound beeper";
+ awacs_beep_dev->phys = "macio/input0";
+ awacs_beep_dev->id.bustype = BUS_HOST;
+ awacs_beep_dev->event = awacs_beep_event;
+ awacs_beep_dev->sndbit[0] = BIT(SND_BELL) | BIT(SND_TONE);
+ awacs_beep_dev->evbit[0] = BIT(EV_SND);
+
/* all OF versions I've seen use this value */
if (i2s_node)
- i2s = ioremap(io->addrs[0].address, 0x1000);
+ i2s = ioremap(awacs_rsrc[0].start, 0x1000);
else
- awacs = ioremap(io->addrs[0].address, 0x1000);
- awacs_txdma = ioremap(io->addrs[1].address, 0x100);
- awacs_rxdma = ioremap(io->addrs[2].address, 0x100);
+ awacs = ioremap(awacs_rsrc[0].start, 0x1000);
+ awacs_txdma = ioremap(awacs_rsrc[1].start, 0x100);
+ awacs_rxdma = ioremap(awacs_rsrc[2].start, 0x100);
/* first of all make sure that the chip is powered up....*/
pmac_call_feature(PMAC_FTR_SOUND_CHIP_ENABLE, io, 0, 1);
struct device_node* mio;
macio_base = NULL;
for (mio = io->parent; mio; mio = mio->parent) {
- if (strcmp(mio->name, "mac-io") == 0
- && mio->n_addrs > 0) {
- macio_base = ioremap(mio->addrs[0].address, 0x40);
+ if (strcmp(mio->name, "mac-io") == 0) {
+ struct resource r;
+ if (of_address_to_resource(mio, 0, &r) == 0)
+ macio_base = ioremap(r.start, 0x40);
break;
}
}
* XXX: we should handle errors here, but that would mean
* rewriting the whole init code. later..
*/
- input_register_device(&awacs_beep_dev);
+ input_register_device(awacs_beep_dev);
return dmasound_init();
}
static void __exit dmasound_awacs_cleanup(void)
{
- input_unregister_device(&awacs_beep_dev);
+ input_unregister_device(awacs_beep_dev);
switch (awacs_revision) {
case AWACS_TUMBLER:
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff