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Diffstat (limited to 'sound/pci/ac97/ac97_patch.h')
-rw-r--r--sound/pci/ac97/ac97_patch.h80
1 files changed, 80 insertions, 0 deletions
diff --git a/sound/pci/ac97/ac97_patch.h b/sound/pci/ac97/ac97_patch.h
new file mode 100644
index 0000000000..a8cd89cfd6
--- /dev/null
+++ b/sound/pci/ac97/ac97_patch.h
@@ -0,0 +1,80 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ * Universal interface for Audio Codec '97
+ *
+ * For more details look to AC '97 component specification revision 2.2
+ * by Intel Corporation (http://developer.intel.com).
+ */
+
+#define AC97_SINGLE_VALUE(reg,shift,mask,invert) \
+ ((reg) | ((shift) << 8) | ((shift) << 12) | ((mask) << 16) | \
+ ((invert) << 24))
+#define AC97_PAGE_SINGLE_VALUE(reg,shift,mask,invert,page) \
+ (AC97_SINGLE_VALUE(reg,shift,mask,invert) | (1<<25) | ((page) << 26))
+#define AC97_SINGLE(xname, reg, shift, mask, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = snd_ac97_info_volsw, \
+ .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
+ .private_value = AC97_SINGLE_VALUE(reg, shift, mask, invert) }
+#define AC97_PAGE_SINGLE(xname, reg, shift, mask, invert, page) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = snd_ac97_info_volsw, \
+ .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
+ .private_value = AC97_PAGE_SINGLE_VALUE(reg, shift, mask, invert, page) }
+#define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
+ .info = snd_ac97_info_volsw, \
+ .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
+ .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) }
+
+/* enum control */
+struct ac97_enum {
+ unsigned char reg;
+ unsigned char shift_l;
+ unsigned char shift_r;
+ unsigned short mask;
+ const char * const *texts;
+};
+
+#define AC97_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xtexts) \
+{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
+ .mask = xmask, .texts = xtexts }
+#define AC97_ENUM_SINGLE(xreg, xshift, xmask, xtexts) \
+ AC97_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xtexts)
+#define AC97_ENUM(xname, xenum) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = snd_ac97_info_enum_double, \
+ .get = snd_ac97_get_enum_double, .put = snd_ac97_put_enum_double, \
+ .private_value = (unsigned long)&xenum }
+
+/* ac97_codec.c */
+static const struct snd_kcontrol_new snd_ac97_controls_3d[];
+static const struct snd_kcontrol_new snd_ac97_controls_spdif[];
+static struct snd_kcontrol *snd_ac97_cnew(const struct snd_kcontrol_new *_template,
+ struct snd_ac97 * ac97);
+static int snd_ac97_info_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo);
+static int snd_ac97_get_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int snd_ac97_try_bit(struct snd_ac97 * ac97, int reg, int bit);
+static int snd_ac97_remove_ctl(struct snd_ac97 *ac97, const char *name,
+ const char *suffix);
+static int snd_ac97_rename_ctl(struct snd_ac97 *ac97, const char *src,
+ const char *dst, const char *suffix);
+static int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1,
+ const char *s2, const char *suffix);
+static void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src,
+ const char *dst);
+#ifdef CONFIG_PM
+static void snd_ac97_restore_status(struct snd_ac97 *ac97);
+static void snd_ac97_restore_iec958(struct snd_ac97 *ac97);
+#endif
+static int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo);
+static int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int snd_ac97_put_enum_double(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);