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Lines 181-191
static const struct kernel_param_ops param_ops_xint = {
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| 181 |
}; |
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}; |
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#define param_check_xint param_check_int |
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#define param_check_xint param_check_int |
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| 184 |
static int power_save = -1; |
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static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT; |
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module_param(power_save, xint, 0644); |
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module_param(power_save, xint, 0644); |
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MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " |
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MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " |
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"(in second, 0 = disable)."); |
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"(in second, 0 = disable)."); |
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static bool pm_blacklist = true; |
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module_param(pm_blacklist, bool, 0644); |
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MODULE_PARM_DESC(pm_blacklist, "Enable power-management blacklist"); |
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/* reset the HD-audio controller in power save mode. |
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/* reset the HD-audio controller in power save mode. |
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* this may give more power-saving, but will take longer time to |
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* this may give more power-saving, but will take longer time to |
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* wake up. |
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* wake up. |
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Lines 2300-2309
static int azx_probe_continue(struct azx *chip)
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| 2300 |
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| 2301 |
val = power_save; |
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val = power_save; |
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#ifdef CONFIG_PM |
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#ifdef CONFIG_PM |
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if (val == -1) { |
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if (pm_blacklist) { |
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const struct snd_pci_quirk *q; |
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const struct snd_pci_quirk *q; |
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val = CONFIG_SND_HDA_POWER_SAVE_DEFAULT; |
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q = snd_pci_quirk_lookup(chip->pci, power_save_blacklist); |
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q = snd_pci_quirk_lookup(chip->pci, power_save_blacklist); |
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if (q && val) { |
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if (q && val) { |
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dev_info(chip->card->dev, "device %04x:%04x is on the power_save blacklist, forcing power_save to 0\n", |
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dev_info(chip->card->dev, "device %04x:%04x is on the power_save blacklist, forcing power_save to 0\n", |