ALSA: hda - add basic jack reporting functions to patch_conexant.c
Added functions to report jack sense.
As CXT5051_PORTB_EVENT has the same value as CONEXANT_MIC_EVENT two input
devices for the microphone will be created if using CXT5051.
Signed-off-by: Ulrich Dangel <uli@spamt.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index b20e1ce..e0eebfb 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -25,6 +25,8 @@
#include <linux/slab.h>
#include <linux/pci.h>
#include <sound/core.h>
+#include <sound/jack.h>
+
#include "hda_codec.h"
#include "hda_local.h"
@@ -37,7 +39,20 @@
#define CONEXANT_HP_EVENT 0x37
#define CONEXANT_MIC_EVENT 0x38
+/* Conexant 5051 specific */
+#define CXT5051_SPDIF_OUT 0x1C
+#define CXT5051_PORTB_EVENT 0x38
+#define CXT5051_PORTC_EVENT 0x39
+
+
+struct conexant_jack {
+
+ hda_nid_t nid;
+ int type;
+ struct snd_jack *jack;
+
+};
struct conexant_spec {
@@ -83,6 +98,9 @@
unsigned int spdif_route;
+ /* jack detection */
+ struct snd_array jacks;
+
/* dynamic controls, init_verbs and input_mux */
struct auto_pin_cfg autocfg;
struct hda_input_mux private_imux;
@@ -329,6 +347,86 @@
&spec->cur_mux[adc_idx]);
}
+static int conexant_add_jack(struct hda_codec *codec,
+ hda_nid_t nid, int type)
+{
+ struct conexant_spec *spec;
+ struct conexant_jack *jack;
+ const char *name;
+
+ spec = codec->spec;
+ snd_array_init(&spec->jacks, sizeof(*jack), 32);
+ jack = snd_array_new(&spec->jacks);
+ name = (type == SND_JACK_HEADPHONE) ? "Headphone" : "Mic" ;
+
+ if (!jack)
+ return -ENOMEM;
+
+ jack->nid = nid;
+ jack->type = type;
+
+ return snd_jack_new(codec->bus->card, name, type, &jack->jack);
+}
+
+static void conexant_report_jack(struct hda_codec *codec, hda_nid_t nid)
+{
+ struct conexant_spec *spec = codec->spec;
+ struct conexant_jack *jacks = spec->jacks.list;
+
+ if (jacks) {
+ int i;
+ for (i = 0; i < spec->jacks.used; i++) {
+ if (jacks->nid == nid) {
+ unsigned int present;
+ present = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_PIN_SENSE, 0) &
+ AC_PINSENSE_PRESENCE;
+
+ present = (present) ? jacks->type : 0 ;
+
+ snd_jack_report(jacks->jack,
+ present);
+ }
+ jacks++;
+ }
+ }
+}
+
+static int conexant_init_jacks(struct hda_codec *codec)
+{
+#ifdef CONFIG_SND_JACK
+ struct conexant_spec *spec = codec->spec;
+ int i;
+
+ for (i = 0; i < spec->num_init_verbs; i++) {
+ const struct hda_verb *hv;
+
+ hv = spec->init_verbs[i];
+ while (hv->nid) {
+ int err = 0;
+ switch (hv->param ^ AC_USRSP_EN) {
+ case CONEXANT_HP_EVENT:
+ err = conexant_add_jack(codec, hv->nid,
+ SND_JACK_HEADPHONE);
+ conexant_report_jack(codec, hv->nid);
+ break;
+ case CXT5051_PORTC_EVENT:
+ case CONEXANT_MIC_EVENT:
+ err = conexant_add_jack(codec, hv->nid,
+ SND_JACK_MICROPHONE);
+ conexant_report_jack(codec, hv->nid);
+ break;
+ }
+ if (err < 0)
+ return err;
+ ++hv;
+ }
+ }
+#endif
+ return 0;
+
+}
+
static int conexant_init(struct hda_codec *codec)
{
struct conexant_spec *spec = codec->spec;
@@ -341,6 +439,16 @@
static void conexant_free(struct hda_codec *codec)
{
+#ifdef CONFIG_SND_JACK
+ struct conexant_spec *spec = codec->spec;
+ if (spec->jacks.list) {
+ struct conexant_jack *jacks = spec->jacks.list;
+ int i;
+ for (i = 0; i < spec->jacks.used; i++)
+ snd_device_free(codec->bus->card, &jacks[i].jack);
+ snd_array_free(&spec->jacks);
+ }
+#endif
kfree(codec->spec);
}
@@ -1526,9 +1634,6 @@
/* Conexant 5051 specific */
static hda_nid_t cxt5051_dac_nids[1] = { 0x10 };
static hda_nid_t cxt5051_adc_nids[2] = { 0x14, 0x15 };
-#define CXT5051_SPDIF_OUT 0x1C
-#define CXT5051_PORTB_EVENT 0x38
-#define CXT5051_PORTC_EVENT 0x39
static struct hda_channel_mode cxt5051_modes[1] = {
{ 2, NULL },