ALSA: hda - Use generic array helpers
Use generic array helpers to simplify array handling in snd-hda-intel.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 0b6e682..3e21a71 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -284,8 +284,7 @@
/* dynamic controls, init_verbs and input_mux */
struct auto_pin_cfg autocfg;
- unsigned int num_kctl_alloc, num_kctl_used;
- struct snd_kcontrol_new *kctl_alloc;
+ struct snd_array kctls;
struct hda_input_mux private_imux;
hda_nid_t private_dac_nids[AUTO_CFG_MAX_OUTS];
@@ -1590,6 +1589,9 @@
/*
* build control elements
*/
+
+static void alc_free_kctls(struct hda_codec *codec);
+
static int alc_build_controls(struct hda_codec *codec)
{
struct alc_spec *spec = codec->spec;
@@ -1636,6 +1638,7 @@
return err;
}
+ alc_free_kctls(codec); /* no longer needed */
return 0;
}
@@ -2726,19 +2729,27 @@
return 0;
}
+static void alc_free_kctls(struct hda_codec *codec)
+{
+ struct alc_spec *spec = codec->spec;
+
+ if (spec->kctls.list) {
+ struct snd_kcontrol_new *kctl = spec->kctls.list;
+ int i;
+ for (i = 0; i < spec->kctls.used; i++)
+ kfree(kctl[i].name);
+ }
+ snd_array_free(&spec->kctls);
+}
+
static void alc_free(struct hda_codec *codec)
{
struct alc_spec *spec = codec->spec;
- unsigned int i;
if (!spec)
return;
- if (spec->kctl_alloc) {
- for (i = 0; i < spec->num_kctl_used; i++)
- kfree(spec->kctl_alloc[i].name);
- kfree(spec->kctl_alloc);
- }
+ alc_free_kctls(codec);
kfree(spec);
codec->spec = NULL; /* to be sure */
}
@@ -3423,9 +3434,6 @@
* Automatic parse of I/O pins from the BIOS configuration
*/
-#define NUM_CONTROL_ALLOC 32
-#define NUM_VERB_ALLOC 32
-
enum {
ALC_CTL_WIDGET_VOL,
ALC_CTL_WIDGET_MUTE,
@@ -3443,29 +3451,15 @@
{
struct snd_kcontrol_new *knew;
- if (spec->num_kctl_used >= spec->num_kctl_alloc) {
- int num = spec->num_kctl_alloc + NUM_CONTROL_ALLOC;
-
- /* array + terminator */
- knew = kcalloc(num + 1, sizeof(*knew), GFP_KERNEL);
- if (!knew)
- return -ENOMEM;
- if (spec->kctl_alloc) {
- memcpy(knew, spec->kctl_alloc,
- sizeof(*knew) * spec->num_kctl_alloc);
- kfree(spec->kctl_alloc);
- }
- spec->kctl_alloc = knew;
- spec->num_kctl_alloc = num;
- }
-
- knew = &spec->kctl_alloc[spec->num_kctl_used];
+ snd_array_init(&spec->kctls, sizeof(*knew), 32);
+ knew = snd_array_new(&spec->kctls);
+ if (!knew)
+ return -ENOMEM;
*knew = alc880_control_templates[type];
knew->name = kstrdup(name, GFP_KERNEL);
if (!knew->name)
return -ENOMEM;
knew->private_value = val;
- spec->num_kctl_used++;
return 0;
}
@@ -3789,8 +3783,8 @@
if (spec->autocfg.dig_in_pin)
spec->dig_in_nid = ALC880_DIGIN_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
spec->init_verbs[spec->num_init_verbs++] = alc880_volume_init_verbs;
@@ -5177,7 +5171,7 @@
err = alc260_auto_create_multi_out_ctls(spec, &spec->autocfg);
if (err < 0)
return err;
- if (!spec->kctl_alloc)
+ if (!spec->kctls.list)
return 0; /* can't find valid BIOS pin config */
err = alc260_auto_create_analog_input_ctls(spec, &spec->autocfg);
if (err < 0)
@@ -5187,8 +5181,8 @@
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = ALC260_DIGOUT_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
spec->init_verbs[spec->num_init_verbs++] = alc260_volume_init_verbs;
@@ -10256,8 +10250,8 @@
if (spec->autocfg.dig_in_pin)
spec->dig_in_nid = ALC262_DIGIN_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
spec->init_verbs[spec->num_init_verbs++] = alc262_volume_init_verbs;
spec->num_mux_defs = 1;
@@ -11387,8 +11381,8 @@
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = ALC268_DIGOUT_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
if (spec->autocfg.speaker_pins[0] != 0x1d)
spec->mixers[spec->num_mixers++] = alc268_beep_mixer;
@@ -12159,8 +12153,8 @@
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = ALC269_DIGOUT_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
/* create a beep mixer control if the pin 0x1d isn't assigned */
for (i = 0; i < ARRAY_SIZE(spec->autocfg.input_pins); i++)
@@ -13257,8 +13251,8 @@
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = ALC861_DIGOUT_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
spec->init_verbs[spec->num_init_verbs++] = alc861_auto_init_verbs;
@@ -14368,8 +14362,8 @@
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = ALC861VD_DIGOUT_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
spec->init_verbs[spec->num_init_verbs++]
= alc861vd_volume_init_verbs;
@@ -16194,8 +16188,8 @@
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = ALC880_DIGOUT_NID;
- if (spec->kctl_alloc)
- spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
+ if (spec->kctls.list)
+ spec->mixers[spec->num_mixers++] = spec->kctls.list;
spec->num_mux_defs = 1;
spec->input_mux = &spec->private_imux;