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| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-11 12:58:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-11 12:58:37 -0700 |
| commit | 0a3fd051c7036ef71b58863f8e5da7c3dabd9d3f (patch) | |
| tree | 43388a81494ded94008afff66777f9f6e8cb5484 /sound/drivers/mpu401/mpu401_uart.c | |
| parent | 57a44415beee38d1afcd8e1b5fad66f3414d2dac (diff) | |
| parent | c911d1e16dfc1f0338bbc245ff724322c0113395 (diff) | |
Merge branch 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa
* 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa: (122 commits)
[ALSA] version 1.0.14rc4
[ALSA] Add speaker pin sequencing to hda_codec.c:snd_hda_parse_pin_def_config()
[ALSA] hda-codec - Add ALC861VD Lenovo support
[ALSA] hda-codec - Fix connection list in generic parser
[ALSA] usb-audio: work around wrong wMaxPacketSize on ESI M4U
[ALSA] usb-audio: work around broken M-Audio MidiSport Uno firmware
[ALSA] usb-audio: explicitly match Logitech QuickCam
[ALSA] hda-codec - Fix a typo
[ALSA] hda-codec - Fix ALC880 uniwill auto-mutes
[ALSA] hda-codec - Fix AD1988 SPDIF playback route control
[ALSA] wm8750 typo fix
[ALSA] wavefront: only declare isapnp on CONFIG_PNP
[ALSA] hda-codec - bug fixes for stac92xx HDA codecs.
[ALSA] add MODULE_FIRMWARE entries
[ALSA] do not depend on FW_LOADER when internal firmware images are used
[ALSA] hda-codec - Fix resume of STAC92xx codecs
[ALSA] usbaudio - Revert the minimal period size fix patch
[ALSA] hda-codec - Add support for new HP DV series laptops
[ALSA] usb-audio - Fix the minimum period size per transfer mode
[ALSA] sound/pcmcia/vx/vxpocket.c: fix an if() condition
...
Diffstat (limited to 'sound/drivers/mpu401/mpu401_uart.c')
| -rw-r--r-- | sound/drivers/mpu401/mpu401_uart.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/sound/drivers/mpu401/mpu401_uart.c b/sound/drivers/mpu401/mpu401_uart.c index 3daa9fa56c0..85aedc348e2 100644 --- a/sound/drivers/mpu401/mpu401_uart.c +++ b/sound/drivers/mpu401/mpu401_uart.c @@ -266,6 +266,16 @@ static int snd_mpu401_uart_cmd(struct snd_mpu401 * mpu, unsigned char cmd, return 0; } +static int snd_mpu401_do_reset(struct snd_mpu401 *mpu) +{ + if (snd_mpu401_uart_cmd(mpu, MPU401_RESET, 1)) + return -EIO; + if (!(mpu->info_flags & MPU401_INFO_UART_ONLY) && + snd_mpu401_uart_cmd(mpu, MPU401_ENTER_UART, 1)) + return -EIO; + return 0; +} + /* * input/output open/close - protected by open_mutex in rawmidi.c */ @@ -278,9 +288,7 @@ static int snd_mpu401_uart_input_open(struct snd_rawmidi_substream *substream) if (mpu->open_input && (err = mpu->open_input(mpu)) < 0) return err; if (! test_bit(MPU401_MODE_BIT_OUTPUT, &mpu->mode)) { - if (snd_mpu401_uart_cmd(mpu, MPU401_RESET, 1)) - goto error_out; - if (snd_mpu401_uart_cmd(mpu, MPU401_ENTER_UART, 1)) + if (snd_mpu401_do_reset(mpu) < 0) goto error_out; } mpu->substream_input = substream; @@ -302,9 +310,7 @@ static int snd_mpu401_uart_output_open(struct snd_rawmidi_substream *substream) if (mpu->open_output && (err = mpu->open_output(mpu)) < 0) return err; if (! test_bit(MPU401_MODE_BIT_INPUT, &mpu->mode)) { - if (snd_mpu401_uart_cmd(mpu, MPU401_RESET, 1)) - goto error_out; - if (snd_mpu401_uart_cmd(mpu, MPU401_ENTER_UART, 1)) + if (snd_mpu401_do_reset(mpu) < 0) goto error_out; } mpu->substream_output = substream; |