Merge branch 'timers-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[safe/jmp/linux-2.6] / sound / pci / hda / hda_codec.c

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 3c596da..0b70813 100644 (file)
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -487,7 +487,6 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card,
 {
        struct hda_bus *bus;
        int err;
-       char qname[8];
        static struct snd_device_ops dev_ops = {
                .dev_register = snd_hda_bus_dev_register,
                .dev_free = snd_hda_bus_dev_free,
@@ -517,10 +516,12 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card,
        mutex_init(&bus->cmd_mutex);
        INIT_LIST_HEAD(&bus->codec_list);
 
-       snprintf(qname, sizeof(qname), "hda%d", card->number);
-       bus->workq = create_workqueue(qname);
+       snprintf(bus->workq_name, sizeof(bus->workq_name),
+                "hd-audio%d", card->number);
+       bus->workq = create_singlethread_workqueue(bus->workq_name);
        if (!bus->workq) {
-               snd_printk(KERN_ERR "cannot create workqueue %s\n", qname);
+               snd_printk(KERN_ERR "cannot create workqueue %s\n",
+                          bus->workq_name);
                kfree(bus);
                return -ENOMEM;
        }
@@ -2724,6 +2725,67 @@ int snd_hda_check_board_config(struct hda_codec *codec,
 EXPORT_SYMBOL_HDA(snd_hda_check_board_config);
 
 /**
+ * snd_hda_check_board_codec_sid_config - compare the current codec
+                                         subsystem ID with the
+                                         config table
+
+          This is important for Gateway notebooks with SB450 HDA Audio
+          where the vendor ID of the PCI device is:
+               ATI Technologies Inc SB450 HDA Audio [1002:437b]
+          and the vendor/subvendor are found only at the codec.
+
+ * @codec: the HDA codec
+ * @num_configs: number of config enums
+ * @models: array of model name strings
+ * @tbl: configuration table, terminated by null entries
+ *
+ * Compares the modelname or PCI subsystem id of the current codec with the
+ * given configuration table.  If a matching entry is found, returns its
+ * config value (supposed to be 0 or positive).
+ *
+ * If no entries are matching, the function returns a negative value.
+ */
+int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
+                              int num_configs, const char **models,
+                              const struct snd_pci_quirk *tbl)
+{
+       const struct snd_pci_quirk *q;
+
+       /* Search for codec ID */
+       for (q = tbl; q->subvendor; q++) {
+               unsigned long vendorid = (q->subdevice) | (q->subvendor << 16);
+
+               if (vendorid == codec->subsystem_id)
+                       break;
+       }
+
+       if (!q->subvendor)
+               return -1;
+
+       tbl = q;
+
+       if (tbl->value >= 0 && tbl->value < num_configs) {
+#ifdef CONFIG_SND_DEBUG_DETECT
+               char tmp[10];
+               const char *model = NULL;
+               if (models)
+                       model = models[tbl->value];
+               if (!model) {
+                       sprintf(tmp, "#%d", tbl->value);
+                       model = tmp;
+               }
+               snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
+                           "for config %x:%x (%s)\n",
+                           model, tbl->subvendor, tbl->subdevice,
+                           (tbl->name ? tbl->name : "Unknown device"));
+#endif
+               return tbl->value;
+       }
+       return -1;
+}
+EXPORT_SYMBOL_HDA(snd_hda_check_board_codec_sid_config);
+
+/**
  * snd_hda_add_new_ctls - create controls from the array
  * @codec: the HDA codec
  * @knew: the array of struct snd_kcontrol_new
@@ -2815,7 +2877,7 @@ void snd_hda_power_down(struct hda_codec *codec)
                return;
        if (power_save(codec)) {
                codec->power_transition = 1; /* avoid reentrance */
-               schedule_delayed_work(&codec->power_work,
+               queue_delayed_work(codec->bus->workq, &codec->power_work,
                                msecs_to_jiffies(power_save(codec) * 1000));
        }
 }