diff options
| author | Clemens Ladisch <clemens@ladisch.de> | 2006-11-06 09:21:58 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-02-09 09:01:16 +0100 |
| commit | 226968c7afd464b794f34f9ea8cb4bcfe48447dc (patch) | |
| tree | 7f9f2e5651ad8b42f01d78c08f1b3b6c5e26be75 | |
| parent | 59540fe85924ecb7b9760ab422cffaea0c3ce43a (diff) | |
[ALSA] wavefront: add request_firmware()
Load the YSS225 register initialization data using request_firmware(),
if possible, instead of using the built-in data blob.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
| -rw-r--r-- | sound/isa/Kconfig | 1 | ||||
| -rw-r--r-- | sound/isa/wavefront/wavefront_fx.c | 51 |
2 files changed, 42 insertions, 10 deletions
diff --git a/sound/isa/Kconfig b/sound/isa/Kconfig index 565ed2add38..4e3a9729f56 100644 --- a/sound/isa/Kconfig +++ b/sound/isa/Kconfig @@ -391,6 +391,7 @@ config SND_SSCAPE config SND_WAVEFRONT tristate "Turtle Beach Maui,Tropez,Tropez+ (Wavefront)" depends on SND + select FW_LOADER select SND_OPL3_LIB select SND_MPU401_UART select SND_CS4231_LIB diff --git a/sound/isa/wavefront/wavefront_fx.c b/sound/isa/wavefront/wavefront_fx.c index 2e03dc504d4..15331ed8819 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; } |