summaryrefslogtreecommitdiffstats
path: root/sound/isa/wavefront/wavefront_fx.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/isa/wavefront/wavefront_fx.c')
-rw-r--r--sound/isa/wavefront/wavefront_fx.c51
1 files changed, 41 insertions, 10 deletions
diff --git a/sound/isa/wavefront/wavefront_fx.c b/sound/isa/wavefront/wavefront_fx.c
index 2e03dc5..15331ed 100644
--- a/sound/isa/wavefront/wavefront_fx.c
+++ b/sound/isa/wavefront/wavefront_fx.c
@@ -21,6 +21,7 @@
#include <linux/init.h>
#include <linux/time.h>
#include <linux/wait.h>
+#include <linux/firmware.h>
#include <sound/core.h>
#include <sound/snd_wavefront.h>
#include <sound/initval.h>
@@ -34,7 +35,15 @@
#define WAIT_IDLE 0xff
+#define FIRMWARE_IN_THE_KERNEL
+
+#ifdef FIRMWARE_IN_THE_KERNEL
#include "yss225.c"
+static const struct firmware yss225_registers_firmware = {
+ .data = (u8 *)yss225_registers,
+ .size = sizeof yss225_registers
+};
+#endif
static int
wavefront_fx_idle (snd_wavefront_t *dev)
@@ -248,25 +257,47 @@ int __devinit
snd_wavefront_fx_start (snd_wavefront_t *dev)
{
unsigned int i;
+ int err;
+ const struct firmware *firmware;
if (dev->fx_initialized)
return 0;
- for (i = 0; i < ARRAY_SIZE(yss225_registers); ++i) {
- if (yss225_registers[i].addr >= 8 &&
- yss225_registers[i].addr < 16) {
- outb(yss225_registers[i].data,
- yss225_registers[i].addr + dev->base);
- } else if (yss225_registers[i].addr == WAIT_IDLE) {
- if (!wavefront_fx_idle(dev))
- return -1;
+ err = request_firmware(&firmware, "yamaha/yss225_registers.bin",
+ dev->card->dev);
+ if (err < 0) {
+#ifdef FIRMWARE_IN_THE_KERNEL
+ firmware = &yss225_registers_firmware;
+#else
+ err = -1;
+ goto out;
+#endif
+ }
+
+ for (i = 0; i + 1 < firmware->size; i += 2) {
+ if (firmware->data[i] >= 8 && firmware->data[i] < 16) {
+ outb(firmware->data[i + 1],
+ dev->base + firmware->data[i]);
+ } else if (firmware->data[i] == WAIT_IDLE) {
+ if (!wavefront_fx_idle(dev)) {
+ err = -1;
+ goto out;
+ }
} else {
snd_printk(KERN_ERR "invalid address"
" in register data\n");
- return -1;
+ err = -1;
+ goto out;
}
}
dev->fx_initialized = 1;
- return (0);
+ err = 0;
+
+out:
+#ifdef FIRMWARE_IN_THE_KERNEL
+ if (firmware != &yss225_registers_firmware)
+#endif
+ release_firmware(firmware);
+ return err;
}
OpenPOWER on IntegriCloud