tree 75a7a7aec027b217eb039460dee86955d9614317
parent f347c774c37c83e7b2d2b75d962ca40b9a283b2b
author Jaroslav Kysela <[EMAIL PROTECTED]> Fri, 12 Aug 2005 17:24:24 +0200
committer Jaroslav Kysela <[EMAIL PROTECTED]> Tue, 30 Aug 2005 08:45:28 +0200

[ALSA] opl3sa2 driver - added support for PnP BIOS devices

OPL3SA2 driver
The driver has been extended to support also PnP BIOS devices.
The detection path is:

1) detect PnP BIOS devices
2) detect ISA PnP devices

Signed-off-by: Jaroslav Kysela <[EMAIL PROTECTED]>

 sound/isa/opl3sa2.c |  112 +++++++++++++++++++++++++++++++++++++++++-----------
 1 files changed, 89 insertions(+), 23 deletions(-)

diff --git a/sound/isa/opl3sa2.c b/sound/isa/opl3sa2.c
--- a/sound/isa/opl3sa2.c
+++ b/sound/isa/opl3sa2.c
@@ -145,6 +145,14 @@ static snd_card_t *snd_opl3sa2_legacy[SN
 
 #ifdef CONFIG_PNP
 
+static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
+       { .id = "YMF0021" },
+       { .id = "NMX2210" },    /* Gateway Solo 2500 */
+       { .id = "" }            /* end */
+};
+
+MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);
+
 static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
        /* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
        { .id = "YMH0020", .devs = { { "YMH0021" } } },
@@ -568,20 +576,18 @@ static int snd_opl3sa2_resume(snd_card_t
 
 #ifdef CONFIG_PNP
 static int __init snd_opl3sa2_pnp(int dev, opl3sa2_t *chip,
-                                 struct pnp_card_link *card,
-                                 const struct pnp_card_device_id *id)
+                                 struct pnp_dev *pdev,
+                                 int isapnp)
 {
-       struct pnp_dev *pdev;
-       struct pnp_resource_table * cfg = kmalloc(sizeof(struct 
pnp_resource_table), GFP_KERNEL);
+       struct pnp_resource_table * cfg;
        int err;
 
+       if (!isapnp && pnp_device_is_isapnp(pdev))
+               return -ENOENT; /* we have another procedure - card */
+
+       cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
        if (!cfg)
                return -ENOMEM;
-       pdev = chip->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
-       if (chip->dev == NULL) {
-               kfree(cfg);
-               return -EBUSY;
-       }
        /* PnP initialization */
        pnp_init_resource_table(cfg);
        if (sb_port[dev] != SNDRV_AUTO_PORT)
@@ -617,13 +623,31 @@ static int __init snd_opl3sa2_pnp(int de
        dma1[dev] = pnp_dma(pdev, 0);
        dma2[dev] = pnp_dma(pdev, 1);
        irq[dev] = pnp_irq(pdev, 0);
-       snd_printdd("PnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm port=0x%lx, 
midi port=0x%lx\n",
-               sb_port[dev], wss_port[dev], fm_port[dev], midi_port[dev]);
-       snd_printdd("PnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, 
irq=%i\n",
-               port[dev], dma1[dev], dma2[dev], irq[dev]);
+       snd_printdd("%sPnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm 
port=0x%lx, midi port=0x%lx\n",
+               pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", sb_port[dev], 
wss_port[dev], fm_port[dev], midi_port[dev]);
+       snd_printdd("%sPnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, 
irq=%i\n",
+               pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", port[dev], 
dma1[dev], dma2[dev], irq[dev]);
        kfree(cfg);
+       chip->dev = pdev;
        return 0;
 }
+
+static int __init snd_opl3sa2_cpnp(int dev, opl3sa2_t *chip,
+                                  struct pnp_card_link *card,
+                                  const struct pnp_card_device_id *id)
+{
+       struct pnp_dev *pdev;
+       struct pnp_resource_table * cfg = kmalloc(sizeof(struct 
pnp_resource_table), GFP_KERNEL);
+
+       if (!cfg)
+               return -ENOMEM;
+       pdev = pnp_request_card_device(card, id->devs[0].id, NULL);
+       if (pdev == NULL) {
+               kfree(cfg);
+               return -EBUSY;
+       }
+       return snd_opl3sa2_pnp(dev, chip, pdev, 1);
+}
 #endif /* CONFIG_PNP */
 
 static int snd_opl3sa2_free(opl3sa2_t *chip)
@@ -645,6 +669,7 @@ static int snd_opl3sa2_dev_free(snd_devi
 }
 
 static int __devinit snd_opl3sa2_probe(int dev,
+                                      struct pnp_dev *pdev,
                                       struct pnp_card_link *pcard,
                                       const struct pnp_card_device_id *pid)
 {
@@ -695,8 +720,13 @@ static int __devinit snd_opl3sa2_probe(i
        if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0)
                goto __error;
 #ifdef CONFIG_PNP
-       if (isapnp[dev]) {
-               if ((err = snd_opl3sa2_pnp(dev, chip, pcard, pid)) < 0)
+       if (pdev) {
+               if ((err = snd_opl3sa2_pnp(dev, chip, pdev, 0)) < 0)
+                       goto __error;
+               snd_card_set_dev(card, &pdev->dev);
+       }
+       if (pcard) {
+               if ((err = snd_opl3sa2_cpnp(dev, chip, pcard, pid)) < 0)
                        goto __error;
                snd_card_set_dev(card, &pcard->card->dev);
        }
@@ -768,7 +798,9 @@ static int __devinit snd_opl3sa2_probe(i
        if ((err = snd_card_register(card)) < 0)
                goto __error;
 
-       if (pcard)
+       if (pdev)
+               pnp_set_drvdata(pdev, card);
+       else if (pcard)
                pnp_set_card_drvdata(pcard, card);
        else
                snd_opl3sa2_legacy[dev] = card;
@@ -780,8 +812,41 @@ static int __devinit snd_opl3sa2_probe(i
 }
 
 #ifdef CONFIG_PNP
-static int __devinit snd_opl3sa2_pnp_detect(struct pnp_card_link *card,
-                                           const struct pnp_card_device_id *id)
+static int __devinit snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
+                                           const struct pnp_device_id *id)
+{
+        static int dev;
+        int res;
+
+        for ( ; dev < SNDRV_CARDS; dev++) {
+                if (!enable[dev] || !isapnp[dev])
+                        continue;
+                res = snd_opl3sa2_probe(dev, pdev, NULL, NULL);
+                if (res < 0)
+                        return res;
+                dev++;
+                return 0;
+        }
+        return -ENODEV;
+}
+
+static void __devexit snd_opl3sa2_pnp_remove(struct pnp_dev * pdev)
+{
+       snd_card_t *card = (snd_card_t *) pnp_get_drvdata(pdev);
+        
+       snd_card_disconnect(card);
+       snd_card_free_in_thread(card);
+}
+
+static struct pnp_driver opl3sa2_pnp_driver = {
+       .name = "opl3sa2",
+       .id_table = snd_opl3sa2_pnpbiosids,
+       .probe = snd_opl3sa2_pnp_detect,
+       .remove = __devexit_p(snd_opl3sa2_pnp_remove),
+};
+
+static int __devinit snd_opl3sa2_pnp_cdetect(struct pnp_card_link *card,
+                                            const struct pnp_card_device_id 
*id)
 {
         static int dev;
         int res;
@@ -789,7 +854,7 @@ static int __devinit snd_opl3sa2_pnp_det
         for ( ; dev < SNDRV_CARDS; dev++) {
                 if (!enable[dev] || !isapnp[dev])
                         continue;
-                res = snd_opl3sa2_probe(dev, card, id);
+                res = snd_opl3sa2_probe(dev, NULL, card, id);
                 if (res < 0)
                         return res;
                 dev++;
@@ -798,7 +863,7 @@ static int __devinit snd_opl3sa2_pnp_det
         return -ENODEV;
 }
 
-static void __devexit snd_opl3sa2_pnp_remove(struct pnp_card_link * pcard)
+static void __devexit snd_opl3sa2_pnp_cremove(struct pnp_card_link * pcard)
 {
        snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);
         
@@ -810,8 +875,8 @@ static struct pnp_card_driver opl3sa2_pn
        .flags = PNP_DRIVER_RES_DISABLE,
        .name = "opl3sa2",
        .id_table = snd_opl3sa2_pnpids,
-       .probe = snd_opl3sa2_pnp_detect,
-       .remove = __devexit_p(snd_opl3sa2_pnp_remove),
+       .probe = snd_opl3sa2_pnp_cdetect,
+       .remove = __devexit_p(snd_opl3sa2_pnp_cremove),
 };
 #endif /* CONFIG_PNP */
 
@@ -826,10 +891,11 @@ static int __init alsa_card_opl3sa2_init
                if (isapnp[dev])
                        continue;
 #endif
-               if (snd_opl3sa2_probe(dev, NULL, NULL) >= 0)
+               if (snd_opl3sa2_probe(dev, NULL, NULL, NULL) >= 0)
                        cards++;
        }
 #ifdef CONFIG_PNP
+       cards += pnp_register_driver(&opl3sa2_pnp_driver);
        cards += pnp_register_card_driver(&opl3sa2_pnpc_driver);
 #endif
        if (!cards) {
-
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