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[v1,5/5] ALSA: fm801: restore TEA575x state on resume

Message ID 1450717796-66115-5-git-send-email-andriy.shevchenko@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Andy Shevchenko Dec. 21, 2015, 5:09 p.m. UTC 
The suspend / resume cycle resets the settings of the FM tuner. Restore
frequency settings on resume.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 sound/pci/fm801.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index e3add48..bade9b9 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -1427,6 +1427,11 @@  static int snd_fm801_resume(struct device *dev)
 	for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
 		fm801_iowrite16(chip, saved_regs[i], chip->saved_regs[i]);
 
+#ifdef CONFIG_SND_FM801_TEA575X_BOOL
+	if (!(chip->tea575x_tuner & TUNER_DISABLED))
+		snd_tea575x_set_freq(&chip->tea);
+#endif
+
 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
 	return 0;
 }