Re: [PATCH 2.5.65] pnp api changes to sound/isa/sb/es968.c [rev2]

From: John Kim (john@larvalstage.com)
Date: Wed Mar 19 2003 - 09:36:05 EST


This patch is just like the last one minus the bogus prink.

John Kim

diff -Nau linux-2.5.65/sound/isa/sb/es968.c linux-2.5.65-new/sound/isa/sb/es968.c
--- linux-2.5.65/sound/isa/sb/es968.c 2003-03-17 16:44:06.000000000 -0500
+++ linux-2.5.65-new/sound/isa/sb/es968.c 2003-03-19 09:24:52.000000000 -0500
@@ -23,11 +23,7 @@
 #include <sound/driver.h>
 #include <linux/init.h>
 #include <linux/time.h>
-#ifndef LINUX_ISAPNP_H
-#include <linux/isapnp.h>
-#define isapnp_card pci_bus
-#define isapnp_dev pci_dev
-#endif
+#include <linux/pnp.h>
 #include <sound/core.h>
 #define SNDRV_GET_ID
 #include <sound/initval.h>
@@ -35,6 +31,8 @@
 
 #define chip_t sb_t
 
+#define PFX "es968: "
+
 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
 MODULE_DESCRIPTION("ESS AudioDrive ES968");
 MODULE_LICENSE("GPL");
@@ -68,32 +66,18 @@
 MODULE_PARM_SYNTAX(dma8, SNDRV_DMA8_DESC);
 
 struct snd_card_es968 {
-#ifdef __ISAPNP__
- struct isapnp_dev *dev;
-#endif /* __ISAPNP__ */
+ struct pnp_dev *dev;
 };
 
-static snd_card_t *snd_es968_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
-
-#ifdef __ISAPNP__
-static struct isapnp_card *snd_es968_isapnp_cards[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PTR;
-static const struct isapnp_card_id *snd_es968_isapnp_id[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PTR;
-
-static struct isapnp_card_id snd_es968_pnpids[] __devinitdata = {
- {
- ISAPNP_CARD_ID('E','S','S',0x0968),
- .devs = { ISAPNP_DEVICE_ID('E','S','S',0x0968), }
- },
- { ISAPNP_CARD_END, }
+static struct pnp_card_id snd_es968_pnpids[] __devinitdata = {
+ { .id = "ESS0968", .devs = { { "@@@0968" }, } },
+ { .id = "", } /* end */
 };
 
-ISAPNP_CARD_TABLE(snd_es968_pnpids);
-
-#endif /* __ISAPNP__ */
+MODULE_DEVICE_TABLE(pnp_card, snd_es968_pnpids);
 
 #define DRIVER_NAME "snd-card-es968"
 
-
 static void snd_card_es968_interrupt(int irq, void *dev_id,
                                      struct pt_regs *regs)
 {
@@ -106,64 +90,50 @@
         }
 }
 
-#ifdef __ISAPNP__
-static int __init snd_card_es968_isapnp(int dev, struct snd_card_es968 *acard)
-{
- const struct isapnp_card_id *id = snd_es968_isapnp_id[dev];
- struct isapnp_card *card = snd_es968_isapnp_cards[dev];
- struct isapnp_dev *pdev;
-
- acard->dev = isapnp_find_dev(card, id->devs[0].vendor, id->devs[0].function, NULL);
- if (acard->dev->active) {
- acard->dev = NULL;
- return -EBUSY;
+static int __devinit snd_card_es968_isapnp(int dev, struct snd_card_es968 *acard,
+ struct pnp_card_link *card,
+ const struct pnp_card_id *id)
+{
+ struct pnp_dev *pdev;
+ struct pnp_resource_table * cfg = kmalloc(GFP_ATOMIC, sizeof(struct pnp_resource_table));
+ int err;
+ if (!cfg)
+ return -ENOMEM;
+ acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
+ if (acard->dev == NULL) {
+ kfree(cfg);
+ return -ENODEV;
         }
 
         pdev = acard->dev;
- if (pdev->prepare(pdev)<0)
- return -EAGAIN;
 
+ pnp_init_resource_table(cfg);
+
+ /* override resources */
         if (port[dev] != SNDRV_AUTO_PORT)
- isapnp_resource_change(&pdev->resource[0], port[dev], 16);
+ pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
         if (dma8[dev] != SNDRV_AUTO_DMA)
- isapnp_resource_change(&pdev->dma_resource[0], dma8[dev],
- 1);
+ pnp_resource_change(&cfg->dma_resource[0], dma8[dev], 1);
         if (irq[dev] != SNDRV_AUTO_IRQ)
- isapnp_resource_change(&pdev->irq_resource[0], irq[dev], 1);
-
- if (pdev->activate(pdev)<0) {
- snd_printk("AUDIO isapnp configure failure\n");
- return -EBUSY;
- }
-
- port[dev] = pdev->resource[0].start;
- dma8[dev] = pdev->dma_resource[0].start;
- irq[dev] = pdev->irq_resource[0].start;
+ pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
+ if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
+ printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
+ err = pnp_activate_dev(pdev);
+ if (err < 0) {
+ printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
+ return err;
+ }
+ port[dev] = pnp_port_start(pdev, 0);
+ dma8[dev] = pnp_dma(pdev, 1);
+ irq[dev] = pnp_irq(pdev, 0);
 
+ kfree(cfg);
         return 0;
 }
 
-static void snd_card_es968_deactivate(struct snd_card_es968 *acard)
-{
- if (acard->dev) {
- acard->dev->deactivate(acard->dev);
- acard->dev = NULL;
- }
-}
-#endif /* __ISAPNP__ */
-
-static void snd_card_es968_free(snd_card_t *card)
-{
- struct snd_card_es968 *acard = (struct snd_card_es968 *)card->private_data;
-
- if (acard) {
-#ifdef __ISAPNP__
- snd_card_es968_deactivate(acard);
-#endif /* __ISAPNP__ */
- }
-}
-
-static int __init snd_card_es968_probe(int dev)
+static int __init snd_card_es968_probe(int dev,
+ struct pnp_card_link *pcard,
+ const struct pnp_card_id *pid)
 {
         int error;
         sb_t *chip;
@@ -174,18 +144,10 @@
                                  sizeof(struct snd_card_es968))) == NULL)
                 return -ENOMEM;
         acard = (struct snd_card_es968 *)card->private_data;
- card->private_free = snd_card_es968_free;
-
-#ifdef __ISAPNP__
- if ((error = snd_card_es968_isapnp(dev, acard))) {
+ if ((error = snd_card_es968_isapnp(dev, acard, pcard, pid))) {
                 snd_card_free(card);
                 return error;
         }
-#else
- snd_printk("you have to enable PnP support ...\n");
- snd_card_free(card);
- return -ENOSYS;
-#endif /* __ISAPNP__ */
 
         if ((error = snd_sbdsp_create(card, port[dev],
                                       irq[dev],
@@ -221,13 +183,12 @@
                 snd_card_free(card);
                 return error;
         }
- snd_es968_cards[dev] = card;
+ pnp_set_card_drvdata(pcard, card);
         return 0;
 }
 
-#ifdef __ISAPNP__
-static int __init snd_es968_isapnp_detect(struct isapnp_card *card,
- const struct isapnp_card_id *id)
+static int __devinit snd_es968_pnp_detect(struct pnp_card_link *card,
+ const struct pnp_card_id *id)
 {
         static int dev;
         int res;
@@ -235,9 +196,7 @@
         for ( ; dev < SNDRV_CARDS; dev++) {
                 if (!enable[dev])
                         continue;
- snd_es968_isapnp_cards[dev] = card;
- snd_es968_isapnp_id[dev] = id;
- res = snd_card_es968_probe(dev);
+ res = snd_card_es968_probe(dev, card, id);
                 if (res < 0)
                         return res;
                 dev++;
@@ -245,30 +204,31 @@
         }
         return -ENODEV;
 }
-#endif /* __ISAPNP__ */
 
-static int __init alsa_card_es968_init(void)
+static void __devexit snd_es968_pnp_remove(struct pnp_card_link * pcard)
 {
- int cards = 0;
+ snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);
 
-#ifdef __ISAPNP__
- cards += isapnp_probe_cards(snd_es968_pnpids, snd_es968_isapnp_detect);
-#else
- snd_printk("you have to enable ISA PnP support.\n");
-#endif
-#ifdef MODULE
- if (!cards)
- snd_printk("no ES968 based soundcards found\n");
-#endif
- return cards ? 0 : -ENODEV;
+ snd_card_disconnect(card);
+ snd_card_free_in_thread(card);
 }
 
-static void __exit alsa_card_es968_exit(void)
+static struct pnp_card_driver es968_pnpc_driver = {
+ .flags = PNP_DRIVER_RES_DISABLE,
+ .name = "es968",
+ .id_table = snd_es968_pnpids,
+ .probe = snd_es968_pnp_detect,
+ .remove = __devexit_p(snd_es968_pnp_remove),
+};
+
+static int __init alsa_card_es968_init(void)
 {
- int dev;
+ return (pnp_register_card_driver(&es968_pnpc_driver) ? 0 : -ENODEV);
+}
 
- for (dev = 0; dev < SNDRV_CARDS; dev++)
- snd_card_free(snd_es968_cards[dev]);
+static void __exit alsa_card_es968_exit(void)
+{
+ pnp_unregister_card_driver(&es968_pnpc_driver);
 }
 
 module_init(alsa_card_es968_init)

-
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This archive was generated by hypermail 2b29 : Sun Mar 23 2003 - 22:00:27 EST