Pull bugzilla-7897 into release branch

[sfrench/cifs-2.6.git] / sound / isa / ad1848 / ad1848_lib.c

diff --git a/sound/isa/ad1848/ad1848_lib.c b/sound/isa/ad1848/ad1848_lib.c
index e0f8baa843b9c02cc31314f2cb149d98e41d8043..8094282c2ae1992d76f588018b28ad2390d44e3e 100644 (file)
--- a/sound/isa/ad1848/ad1848_lib.c
+++ b/sound/isa/ad1848/ad1848_lib.c
@@ -29,6 +29,7 @@
 #include <sound/core.h>
 #include <sound/ad1848.h>
 #include <sound/control.h>
+#include <sound/tlv.h>
 #include <sound/pcm_params.h>
 
 #include <asm/io.h>
@@ -118,6 +119,8 @@ void snd_ad1848_out(struct snd_ad1848 *chip,
 #endif
 }
 
+EXPORT_SYMBOL(snd_ad1848_out);
+
 static void snd_ad1848_dout(struct snd_ad1848 *chip,
                            unsigned char reg, unsigned char value)
 {
@@ -580,7 +583,7 @@ static int snd_ad1848_capture_prepare(struct snd_pcm_substream *substream)
        return 0;
 }
 
-static irqreturn_t snd_ad1848_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_ad1848_interrupt(int irq, void *dev_id)
 {
        struct snd_ad1848 *chip = dev_id;
 
@@ -902,7 +905,7 @@ int snd_ad1848_create(struct snd_card *card,
                snd_ad1848_free(chip);
                return -EBUSY;
        }
-       if (request_irq(irq, snd_ad1848_interrupt, SA_INTERRUPT, "AD1848", (void *) chip)) {
+       if (request_irq(irq, snd_ad1848_interrupt, IRQF_DISABLED, "AD1848", (void *) chip)) {
                snd_printk(KERN_ERR "ad1848: can't grab IRQ %d\n", irq);
                snd_ad1848_free(chip);
                return -EBUSY;
@@ -941,6 +944,8 @@ int snd_ad1848_create(struct snd_card *card,
        return 0;
 }
 
+EXPORT_SYMBOL(snd_ad1848_create);
+
 static struct snd_pcm_ops snd_ad1848_playback_ops = {
        .open =         snd_ad1848_playback_open,
        .close =        snd_ad1848_playback_close,
@@ -988,12 +993,16 @@ int snd_ad1848_pcm(struct snd_ad1848 *chip, int device, struct snd_pcm **rpcm)
        return 0;
 }
 
+EXPORT_SYMBOL(snd_ad1848_pcm);
+
 const struct snd_pcm_ops *snd_ad1848_get_pcm_ops(int direction)
 {
        return direction == SNDRV_PCM_STREAM_PLAYBACK ?
                &snd_ad1848_playback_ops : &snd_ad1848_capture_ops;
 }
 
+EXPORT_SYMBOL(snd_ad1848_get_pcm_ops);
+
 /*
  *  MIXER part
  */
@@ -1171,7 +1180,8 @@ static int snd_ad1848_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 
 /*
  */
-int snd_ad1848_add_ctl(struct snd_ad1848 *chip, const char *name, int index, int type, unsigned long value)
+int snd_ad1848_add_ctl_elem(struct snd_ad1848 *chip,
+                           const struct ad1848_mix_elem *c)
 {
        static struct snd_kcontrol_new newctls[] = {
                [AD1848_MIX_SINGLE] = {
@@ -1196,32 +1206,46 @@ int snd_ad1848_add_ctl(struct snd_ad1848 *chip, const char *name, int index, int
        struct snd_kcontrol *ctl;
        int err;
 
-       ctl = snd_ctl_new1(&newctls[type], chip);
+       ctl = snd_ctl_new1(&newctls[c->type], chip);
        if (! ctl)
                return -ENOMEM;
-       strlcpy(ctl->id.name, name, sizeof(ctl->id.name));
-       ctl->id.index = index;
-       ctl->private_value = value;
+       strlcpy(ctl->id.name, c->name, sizeof(ctl->id.name));
+       ctl->id.index = c->index;
+       ctl->private_value = c->private_value;
+       if (c->tlv) {
+               ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
+               ctl->tlv.p = c->tlv;
+       }
        if ((err = snd_ctl_add(chip->card, ctl)) < 0)
                return err;
        return 0;
 }
 
+EXPORT_SYMBOL(snd_ad1848_add_ctl_elem);
+
+static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
 
 static struct ad1848_mix_elem snd_ad1848_controls[] = {
 AD1848_DOUBLE("PCM Playback Switch", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 7, 7, 1, 1),
-AD1848_DOUBLE("PCM Playback Volume", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 0, 0, 63, 1),
+AD1848_DOUBLE_TLV("PCM Playback Volume", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 0, 0, 63, 1,
+                 db_scale_6bit),
 AD1848_DOUBLE("Aux Playback Switch", 0, AD1848_AUX1_LEFT_INPUT, AD1848_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
-AD1848_DOUBLE("Aux Playback Volume", 0, AD1848_AUX1_LEFT_INPUT, AD1848_AUX1_RIGHT_INPUT, 0, 0, 31, 1),
+AD1848_DOUBLE_TLV("Aux Playback Volume", 0, AD1848_AUX1_LEFT_INPUT, AD1848_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
+                 db_scale_5bit_12db_max),
 AD1848_DOUBLE("Aux Playback Switch", 1, AD1848_AUX2_LEFT_INPUT, AD1848_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
-AD1848_DOUBLE("Aux Playback Volume", 1, AD1848_AUX2_LEFT_INPUT, AD1848_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
-AD1848_DOUBLE("Capture Volume", 0, AD1848_LEFT_INPUT, AD1848_RIGHT_INPUT, 0, 0, 15, 0),
+AD1848_DOUBLE_TLV("Aux Playback Volume", 1, AD1848_AUX2_LEFT_INPUT, AD1848_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
+                 db_scale_5bit_12db_max),
+AD1848_DOUBLE_TLV("Capture Volume", 0, AD1848_LEFT_INPUT, AD1848_RIGHT_INPUT, 0, 0, 15, 0,
+                 db_scale_rec_gain),
 {
        .name = "Capture Source",
        .type = AD1848_MIX_CAPTURE,
 },
 AD1848_SINGLE("Loopback Capture Switch", 0, AD1848_LOOPBACK, 0, 1, 0),
-AD1848_SINGLE("Loopback Capture Volume", 0, AD1848_LOOPBACK, 1, 63, 0)
+AD1848_SINGLE_TLV("Loopback Capture Volume", 0, AD1848_LOOPBACK, 1, 63, 0,
+                 db_scale_6bit),
 };
                                         
 int snd_ad1848_mixer(struct snd_ad1848 *chip)
@@ -1245,12 +1269,7 @@ int snd_ad1848_mixer(struct snd_ad1848 *chip)
        return 0;
 }
 
-EXPORT_SYMBOL(snd_ad1848_out);
-EXPORT_SYMBOL(snd_ad1848_create);
-EXPORT_SYMBOL(snd_ad1848_pcm);
-EXPORT_SYMBOL(snd_ad1848_get_pcm_ops);
 EXPORT_SYMBOL(snd_ad1848_mixer);
-EXPORT_SYMBOL(snd_ad1848_add_ctl);
 
 /*
  *  INIT part