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| author | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:16:53 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:24:28 +0100 |
| commit | b4e5e70775546480035e156b40040e5d0d4264d1 (patch) | |
| tree | a09b88a21989aa000448973c1e08f82e429d88f9 /sound/pci/emu10k1 | |
| parent | ALSA: hda: Constify snd_kcontrol_new items (diff) | |
| download | linux-b4e5e70775546480035e156b40040e5d0d4264d1.tar.xz linux-b4e5e70775546480035e156b40040e5d0d4264d1.zip | |
ALSA: pci: Constify snd_kcontrol_new items
Most of snd_kcontrol_new definitions are read-only and passed as-is.
Let's declare them as const for further optimization.
There should be no functional changes by this patch.
Link: https://lore.kernel.org/r/20200103081714.9560-38-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/emu10k1')
| -rw-r--r-- | sound/pci/emu10k1/emumixer.c | 14 | ||||
| -rw-r--r-- | sound/pci/emu10k1/p16v.c | 2 |
2 files changed, 8 insertions, 8 deletions
diff --git a/sound/pci/emu10k1/emumixer.c b/sound/pci/emu10k1/emumixer.c index 0b3dfc71fa69..46c79dfe9844 100644 --- a/sound/pci/emu10k1/emumixer.c +++ b/sound/pci/emu10k1/emumixer.c @@ -484,7 +484,7 @@ static int snd_emu1010_input_source_put(struct snd_kcontrol *kcontrol, .private_value = chid \ } -static struct snd_kcontrol_new snd_emu1010_output_enum_ctls[] = { +static const struct snd_kcontrol_new snd_emu1010_output_enum_ctls[] = { EMU1010_SOURCE_OUTPUT("Dock DAC1 Left Playback Enum", 0), EMU1010_SOURCE_OUTPUT("Dock DAC1 Right Playback Enum", 1), EMU1010_SOURCE_OUTPUT("Dock DAC2 Left Playback Enum", 2), @@ -513,7 +513,7 @@ static struct snd_kcontrol_new snd_emu1010_output_enum_ctls[] = { /* 1616(m) cardbus */ -static struct snd_kcontrol_new snd_emu1616_output_enum_ctls[] = { +static const struct snd_kcontrol_new snd_emu1616_output_enum_ctls[] = { EMU1010_SOURCE_OUTPUT("Dock DAC1 Left Playback Enum", 0), EMU1010_SOURCE_OUTPUT("Dock DAC1 Right Playback Enum", 1), EMU1010_SOURCE_OUTPUT("Dock DAC2 Left Playback Enum", 2), @@ -545,7 +545,7 @@ static struct snd_kcontrol_new snd_emu1616_output_enum_ctls[] = { .private_value = chid \ } -static struct snd_kcontrol_new snd_emu1010_input_enum_ctls[] = { +static const struct snd_kcontrol_new snd_emu1010_input_enum_ctls[] = { EMU1010_SOURCE_INPUT("DSP 0 Capture Enum", 0), EMU1010_SOURCE_INPUT("DSP 1 Capture Enum", 1), EMU1010_SOURCE_INPUT("DSP 2 Capture Enum", 2), @@ -613,7 +613,7 @@ static int snd_emu1010_adc_pads_put(struct snd_kcontrol *kcontrol, struct snd_ct .private_value = chid \ } -static struct snd_kcontrol_new snd_emu1010_adc_pads[] = { +static const struct snd_kcontrol_new snd_emu1010_adc_pads[] = { EMU1010_ADC_PADS("ADC1 14dB PAD Audio Dock Capture Switch", EMU_HANA_DOCK_ADC_PAD1), EMU1010_ADC_PADS("ADC2 14dB PAD Audio Dock Capture Switch", EMU_HANA_DOCK_ADC_PAD2), EMU1010_ADC_PADS("ADC3 14dB PAD Audio Dock Capture Switch", EMU_HANA_DOCK_ADC_PAD3), @@ -661,7 +661,7 @@ static int snd_emu1010_dac_pads_put(struct snd_kcontrol *kcontrol, struct snd_ct .private_value = chid \ } -static struct snd_kcontrol_new snd_emu1010_dac_pads[] = { +static const struct snd_kcontrol_new snd_emu1010_dac_pads[] = { EMU1010_DAC_PADS("DAC1 Audio Dock 14dB PAD Playback Switch", EMU_HANA_DOCK_DAC_PAD1), EMU1010_DAC_PADS("DAC2 Audio Dock 14dB PAD Playback Switch", EMU_HANA_DOCK_DAC_PAD2), EMU1010_DAC_PADS("DAC3 Audio Dock 14dB PAD Playback Switch", EMU_HANA_DOCK_DAC_PAD3), @@ -1051,7 +1051,7 @@ static int snd_audigy_i2c_volume_put(struct snd_kcontrol *kcontrol, } -static struct snd_kcontrol_new snd_audigy_i2c_volume_ctls[] = { +static const struct snd_kcontrol_new snd_audigy_i2c_volume_ctls[] = { I2C_VOLUME("Mic Capture Volume", 0), I2C_VOLUME("Line Capture Volume", 0) }; @@ -1125,7 +1125,7 @@ static int snd_audigy_spdif_output_rate_put(struct snd_kcontrol *kcontrol, return change; } -static struct snd_kcontrol_new snd_audigy_spdif_output_rate = +static const struct snd_kcontrol_new snd_audigy_spdif_output_rate = { .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, .iface = SNDRV_CTL_ELEM_IFACE_MIXER, diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c index 1cdbad494e13..1099f102b365 100644 --- a/sound/pci/emu10k1/p16v.c +++ b/sound/pci/emu10k1/p16v.c @@ -776,7 +776,7 @@ static const DECLARE_TLV_DB_SCALE(snd_p16v_db_scale1, -5175, 25, 1); .private_value = ((xreg) | ((xhl) << 8)) \ } -static struct snd_kcontrol_new p16v_mixer_controls[] = { +static const struct snd_kcontrol_new p16v_mixer_controls[] = { P16V_VOL("HD Analog Front Playback Volume", PLAYBACK_VOLUME_MIXER9, 0), P16V_VOL("HD Analog Rear Playback Volume", PLAYBACK_VOLUME_MIXER10, 1), P16V_VOL("HD Analog Center/LFE Playback Volume", PLAYBACK_VOLUME_MIXER9, 1), |