Add a flag to suppress the update in emu1010_firmware_thread() during suspend/resume.
Signed-off-by: Takashi Iwai tiwai@suse.de --- include/sound/emu10k1.h | 1 + sound/pci/emu10k1/emu10k1.c | 4 ++++ sound/pci/emu10k1/emu10k1_main.c | 2 ++ 3 files changed, 7 insertions(+)
diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h index 9dc94b5..f841ba4 100644 --- a/include/sound/emu10k1.h +++ b/include/sound/emu10k1.h @@ -1796,6 +1796,7 @@ struct snd_emu10k1 { unsigned int *saved_icode; unsigned int *p16v_saved; unsigned int saved_a_iocfg, saved_hcfg; + bool suspend; #endif
}; diff --git a/sound/pci/emu10k1/emu10k1.c b/sound/pci/emu10k1/emu10k1.c index b7c1875..a168138 100644 --- a/sound/pci/emu10k1/emu10k1.c +++ b/sound/pci/emu10k1/emu10k1.c @@ -215,6 +215,8 @@ static int snd_emu10k1_suspend(struct device *dev)
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+ emu->suspend = 1; + snd_pcm_suspend_all(emu->pcm); snd_pcm_suspend_all(emu->pcm_mic); snd_pcm_suspend_all(emu->pcm_efx); @@ -260,6 +262,8 @@ static int snd_emu10k1_resume(struct device *dev) if (emu->card_capabilities->ca0151_chip) snd_p16v_resume(emu);
+ emu->suspend = 0; + snd_power_change_state(card, SNDRV_CTL_POWER_D0); return 0; } diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c index 1dfb94d..cfd6cf9 100644 --- a/sound/pci/emu10k1/emu10k1_main.c +++ b/sound/pci/emu10k1/emu10k1_main.c @@ -714,6 +714,8 @@ static int emu1010_firmware_thread(void *data) msleep_interruptible(1000); if (kthread_should_stop()) break; + if (emu->suspend) + continue; snd_emu1010_fpga_read(emu, EMU_HANA_IRQ_STATUS, &tmp); /* IRQ Status */ snd_emu1010_fpga_read(emu, EMU_HANA_OPTION_CARDS, ®); /* OPTIONS: Which cards are attached to the EMU */ if (reg & EMU_HANA_OPTION_DOCK_OFFLINE) {