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| author | Cliff Cai <cliff.cai@analog.com> | 2009-09-16 20:25:12 -0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-09-18 15:07:19 +0100 |
| commit | ad80efc469f56d41f3f4adc1b2c86bf65689ebeb (patch) | |
| tree | 2b694e6abac0e0d70f39892028879f0ed0b344e7 /sound/soc/blackfin | |
| parent | fab19bae0c2951ed8bc517a53848b027fead293d (diff) | |
| download | linux-ad80efc469f56d41f3f4adc1b2c86bf65689ebeb.tar.gz linux-ad80efc469f56d41f3f4adc1b2c86bf65689ebeb.tar.bz2 linux-ad80efc469f56d41f3f4adc1b2c86bf65689ebeb.zip | |
ASoC: Blackfin I2S: fix resuming when device hasn't been used
If the sound system hasn't been utilized yet and we suspend, then we
attempt to save/restore using state that doesn't exist. So use a global
handle instead to reconfigure properly.
Signed-off-by: Cliff Cai <cliff.cai@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/blackfin')
| -rw-r--r-- | sound/soc/blackfin/bf5xx-i2s.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/sound/soc/blackfin/bf5xx-i2s.c b/sound/soc/blackfin/bf5xx-i2s.c index 19539c68c053..1e9d161c76c4 100644 --- a/sound/soc/blackfin/bf5xx-i2s.c +++ b/sound/soc/blackfin/bf5xx-i2s.c @@ -237,36 +237,31 @@ static void bf5xx_i2s_remove(struct platform_device *pdev, #ifdef CONFIG_PM static int bf5xx_i2s_suspend(struct snd_soc_dai *dai) { - struct sport_device *sport = - (struct sport_device *)dai->private_data; pr_debug("%s : sport %d\n", __func__, dai->id); - if (!dai->active) - return 0; + if (dai->capture.active) - sport_rx_stop(sport); + sport_rx_stop(sport_handle); if (dai->playback.active) - sport_tx_stop(sport); + sport_tx_stop(sport_handle); return 0; } static int bf5xx_i2s_resume(struct snd_soc_dai *dai) { int ret; - struct sport_device *sport = - (struct sport_device *)dai->private_data; pr_debug("%s : sport %d\n", __func__, dai->id); - if (!dai->active) - return 0; - ret = sport_config_rx(sport, RFSR | RCKFE, RSFSE|0x1f, 0, 0); + ret = sport_config_rx(sport_handle, bf5xx_i2s.rcr1, + bf5xx_i2s.rcr2, 0, 0); if (ret) { pr_err("SPORT is busy!\n"); return -EBUSY; } - ret = sport_config_tx(sport, TFSR | TCKFE, TSFSE|0x1f, 0, 0); + ret = sport_config_tx(sport_handle, bf5xx_i2s.tcr1, + bf5xx_i2s.tcr2, 0, 0); if (ret) { pr_err("SPORT is busy!\n"); return -EBUSY; |