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https://github.com/adulau/aha.git
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[ALSA] es18xx - Add PnP BIOS support
This patch adds PnP BIOS support to es18xx driver. It allows ESS ES18xx sound chips integrated in some notebooks (such as DTK FortisPro TOP-5A) that don't appear as ISA cards (they aren't recognized by ISA PnP, only by PnP BIOS) to 'just work' automatically. Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Ondrej Zary
Jaroslav Kysela
parent
f3302a59cf
commit
1c39855804
1 changed files with 157 additions and 62 deletions
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@ -2038,7 +2038,80 @@ MODULE_PARM_DESC(dma2, "DMA 2 # for ES18xx driver.");
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static struct platform_device *platform_devices[SNDRV_CARDS];
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#ifdef CONFIG_PNP
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static int pnp_registered;
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static int pnp_registered, pnpc_registered;
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static struct pnp_device_id snd_audiodrive_pnpbiosids[] = {
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{ .id = "ESS1869" },
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{ .id = "" } /* end */
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};
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MODULE_DEVICE_TABLE(pnp, snd_audiodrive_pnpbiosids);
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/* PnP main device initialization */
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static int __devinit snd_audiodrive_pnp_init_main(int dev, struct pnp_dev *pdev,
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struct pnp_resource_table *cfg)
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{
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int err;
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pnp_init_resource_table(cfg);
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if (port[dev] != SNDRV_AUTO_PORT)
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pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
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if (fm_port[dev] != SNDRV_AUTO_PORT)
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pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
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if (mpu_port[dev] != SNDRV_AUTO_PORT)
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pnp_resource_change(&cfg->port_resource[2], mpu_port[dev], 2);
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if (dma1[dev] != SNDRV_AUTO_DMA)
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pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
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if (dma2[dev] != SNDRV_AUTO_DMA)
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pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
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if (irq[dev] != SNDRV_AUTO_IRQ)
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pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
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if (pnp_device_is_isapnp(pdev)) {
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err = pnp_manual_config_dev(pdev, cfg, 0);
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if (err < 0)
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snd_printk(KERN_ERR PFX "PnP manual resources are invalid, using auto config\n");
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}
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err = pnp_activate_dev(pdev);
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if (err < 0) {
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snd_printk(KERN_ERR PFX "PnP configure failure (out of resources?)\n");
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return -EBUSY;
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}
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/* ok. hack using Vendor-Defined Card-Level registers */
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/* skip csn and logdev initialization - already done in isapnp_configure */
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if (pnp_device_is_isapnp(pdev)) {
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isapnp_cfg_begin(isapnp_card_number(pdev), isapnp_csn_number(pdev));
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isapnp_write_byte(0x27, pnp_irq(pdev, 0)); /* Hardware Volume IRQ Number */
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if (mpu_port[dev] != SNDRV_AUTO_PORT)
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isapnp_write_byte(0x28, pnp_irq(pdev, 0)); /* MPU-401 IRQ Number */
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isapnp_write_byte(0x72, pnp_irq(pdev, 0)); /* second IRQ */
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isapnp_cfg_end();
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}
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port[dev] = pnp_port_start(pdev, 0);
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fm_port[dev] = pnp_port_start(pdev, 1);
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mpu_port[dev] = pnp_port_start(pdev, 2);
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dma1[dev] = pnp_dma(pdev, 0);
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dma2[dev] = pnp_dma(pdev, 1);
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irq[dev] = pnp_irq(pdev, 0);
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snd_printdd("PnP ES18xx: port=0x%lx, fm port=0x%lx, mpu port=0x%lx\n", port[dev], fm_port[dev], mpu_port[dev]);
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snd_printdd("PnP ES18xx: dma1=%i, dma2=%i, irq=%i\n", dma1[dev], dma2[dev], irq[dev]);
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return 0;
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}
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static int __devinit snd_audiodrive_pnp(int dev, struct snd_audiodrive *acard,
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struct pnp_dev *pdev)
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{
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struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
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if (!cfg)
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return -ENOMEM;
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acard->dev = pdev;
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if (snd_audiodrive_pnp_init_main(dev, acard->dev, cfg) < 0) {
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kfree(cfg);
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return -EBUSY;
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}
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kfree(cfg);
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return 0;
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}
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static struct pnp_card_device_id snd_audiodrive_pnpids[] = {
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/* ESS 1868 (integrated on Compaq dual P-Pro motherboard and Genius 18PnP 3D) */
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@ -2061,13 +2134,11 @@ static struct pnp_card_device_id snd_audiodrive_pnpids[] = {
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MODULE_DEVICE_TABLE(pnp_card, snd_audiodrive_pnpids);
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static int __devinit snd_audiodrive_pnp(int dev, struct snd_audiodrive *acard,
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static int __devinit snd_audiodrive_pnpc(int dev, struct snd_audiodrive *acard,
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struct pnp_card_link *card,
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const struct pnp_card_device_id *id)
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{
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struct pnp_dev *pdev;
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struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
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int err;
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if (!cfg)
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return -ENOMEM;
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@ -2082,58 +2153,16 @@ static int __devinit snd_audiodrive_pnp(int dev, struct snd_audiodrive *acard,
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return -EBUSY;
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}
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/* Control port initialization */
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err = pnp_activate_dev(acard->devc);
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if (err < 0) {
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if (pnp_activate_dev(acard->devc) < 0) {
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snd_printk(KERN_ERR PFX "PnP control configure failure (out of resources?)\n");
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kfree(cfg);
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return -EAGAIN;
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}
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snd_printdd("pnp: port=0x%llx\n",
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(unsigned long long)pnp_port_start(acard->devc, 0));
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/* PnP initialization */
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pdev = acard->dev;
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pnp_init_resource_table(cfg);
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if (port[dev] != SNDRV_AUTO_PORT)
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pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
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if (fm_port[dev] != SNDRV_AUTO_PORT)
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pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
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if (mpu_port[dev] != SNDRV_AUTO_PORT)
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pnp_resource_change(&cfg->port_resource[2], mpu_port[dev], 2);
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if (dma1[dev] != SNDRV_AUTO_DMA)
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pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
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if (dma2[dev] != SNDRV_AUTO_DMA)
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pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
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if (irq[dev] != SNDRV_AUTO_IRQ)
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pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
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err = pnp_manual_config_dev(pdev, cfg, 0);
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if (err < 0)
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snd_printk(KERN_ERR PFX "PnP manual resources are invalid, using auto config\n");
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err = pnp_activate_dev(pdev);
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if (err < 0) {
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snd_printk(KERN_ERR PFX "PnP configure failure (out of resources?)\n");
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if (snd_audiodrive_pnp_init_main(dev, acard->dev, cfg) < 0) {
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kfree(cfg);
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return -EBUSY;
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}
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/* ok. hack using Vendor-Defined Card-Level registers */
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/* skip csn and logdev initialization - already done in isapnp_configure */
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if (pnp_device_is_isapnp(pdev)) {
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isapnp_cfg_begin(isapnp_card_number(pdev), isapnp_csn_number(pdev));
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isapnp_write_byte(0x27, pnp_irq(pdev, 0)); /* Hardware Volume IRQ Number */
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if (mpu_port[dev] != SNDRV_AUTO_PORT)
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isapnp_write_byte(0x28, pnp_irq(pdev, 0)); /* MPU-401 IRQ Number */
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isapnp_write_byte(0x72, pnp_irq(pdev, 0)); /* second IRQ */
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isapnp_cfg_end();
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} else {
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snd_printk(KERN_ERR PFX "unable to install ISA PnP hack, expect malfunction\n");
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}
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port[dev] = pnp_port_start(pdev, 0);
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fm_port[dev] = pnp_port_start(pdev, 1);
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mpu_port[dev] = pnp_port_start(pdev, 2);
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dma1[dev] = pnp_dma(pdev, 0);
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dma2[dev] = pnp_dma(pdev, 1);
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irq[dev] = pnp_irq(pdev, 0);
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snd_printdd("PnP ES18xx: port=0x%lx, fm port=0x%lx, mpu port=0x%lx\n", port[dev], fm_port[dev], mpu_port[dev]);
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snd_printdd("PnP ES18xx: dma1=%i, dma2=%i, irq=%i\n", dma1[dev], dma2[dev], irq[dev]);
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kfree(cfg);
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return 0;
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}
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@ -2302,7 +2331,69 @@ static struct platform_driver snd_es18xx_nonpnp_driver = {
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#ifdef CONFIG_PNP
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static unsigned int __devinitdata es18xx_pnp_devices;
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static int __devinit snd_audiodrive_pnp_detect(struct pnp_card_link *pcard,
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static int __devinit snd_audiodrive_pnp_detect(struct pnp_dev *pdev,
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const struct pnp_device_id *id)
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{
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static int dev;
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int err;
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struct snd_card *card;
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if (pnp_device_is_isapnp(pdev))
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return -ENOENT; /* we have another procedure - card */
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for (; dev < SNDRV_CARDS; dev++) {
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if (enable[dev] && isapnp[dev])
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break;
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}
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if (dev >= SNDRV_CARDS)
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return -ENODEV;
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card = snd_es18xx_card_new(dev);
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if (! card)
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return -ENOMEM;
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if ((err = snd_audiodrive_pnp(dev, card->private_data, pdev)) < 0) {
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snd_card_free(card);
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return err;
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}
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snd_card_set_dev(card, &pdev->dev);
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if ((err = snd_audiodrive_probe(card, dev)) < 0) {
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snd_card_free(card);
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return err;
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}
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pnp_set_drvdata(pdev, card);
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dev++;
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es18xx_pnp_devices++;
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return 0;
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}
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static void __devexit snd_audiodrive_pnp_remove(struct pnp_dev * pdev)
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{
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snd_card_free(pnp_get_drvdata(pdev));
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pnp_set_drvdata(pdev, NULL);
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}
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#ifdef CONFIG_PM
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static int snd_audiodrive_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
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{
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return snd_es18xx_suspend(pnp_get_drvdata(pdev), state);
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}
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static int snd_audiodrive_pnp_resume(struct pnp_dev *pdev)
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{
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return snd_es18xx_resume(pnp_get_drvdata(pdev));
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}
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#endif
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static struct pnp_driver es18xx_pnp_driver = {
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.name = "es18xx-pnpbios",
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.id_table = snd_audiodrive_pnpbiosids,
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.probe = snd_audiodrive_pnp_detect,
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.remove = __devexit_p(snd_audiodrive_pnp_remove),
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#ifdef CONFIG_PM
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.suspend = snd_audiodrive_pnp_suspend,
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.resume = snd_audiodrive_pnp_resume,
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#endif
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};
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static int __devinit snd_audiodrive_pnpc_detect(struct pnp_card_link *pcard,
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const struct pnp_card_device_id *pid)
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{
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static int dev;
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@ -2320,7 +2411,7 @@ static int __devinit snd_audiodrive_pnp_detect(struct pnp_card_link *pcard,
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if (! card)
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return -ENOMEM;
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if ((res = snd_audiodrive_pnp(dev, card->private_data, pcard, pid)) < 0) {
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if ((res = snd_audiodrive_pnpc(dev, card->private_data, pcard, pid)) < 0) {
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snd_card_free(card);
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return res;
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}
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@ -2336,19 +2427,19 @@ static int __devinit snd_audiodrive_pnp_detect(struct pnp_card_link *pcard,
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return 0;
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}
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static void __devexit snd_audiodrive_pnp_remove(struct pnp_card_link * pcard)
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static void __devexit snd_audiodrive_pnpc_remove(struct pnp_card_link * pcard)
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{
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snd_card_free(pnp_get_card_drvdata(pcard));
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pnp_set_card_drvdata(pcard, NULL);
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}
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#ifdef CONFIG_PM
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static int snd_audiodrive_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
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static int snd_audiodrive_pnpc_suspend(struct pnp_card_link *pcard, pm_message_t state)
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{
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return snd_es18xx_suspend(pnp_get_card_drvdata(pcard), state);
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}
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static int snd_audiodrive_pnp_resume(struct pnp_card_link *pcard)
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static int snd_audiodrive_pnpc_resume(struct pnp_card_link *pcard)
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{
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return snd_es18xx_resume(pnp_get_card_drvdata(pcard));
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}
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@ -2359,11 +2450,11 @@ static struct pnp_card_driver es18xx_pnpc_driver = {
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.flags = PNP_DRIVER_RES_DISABLE,
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.name = "es18xx",
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.id_table = snd_audiodrive_pnpids,
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.probe = snd_audiodrive_pnp_detect,
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.remove = __devexit_p(snd_audiodrive_pnp_remove),
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.probe = snd_audiodrive_pnpc_detect,
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.remove = __devexit_p(snd_audiodrive_pnpc_remove),
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#ifdef CONFIG_PM
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.suspend = snd_audiodrive_pnp_suspend,
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.resume = snd_audiodrive_pnp_resume,
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.suspend = snd_audiodrive_pnpc_suspend,
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.resume = snd_audiodrive_pnpc_resume,
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#endif
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};
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#endif /* CONFIG_PNP */
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@ -2373,8 +2464,10 @@ static void __init_or_module snd_es18xx_unregister_all(void)
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int i;
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#ifdef CONFIG_PNP
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if (pnp_registered)
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if (pnpc_registered)
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pnp_unregister_card_driver(&es18xx_pnpc_driver);
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if (pnp_registered)
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pnp_unregister_driver(&es18xx_pnp_driver);
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#endif
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for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
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platform_device_unregister(platform_devices[i]);
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@ -2405,11 +2498,13 @@ static int __init alsa_card_es18xx_init(void)
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}
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#ifdef CONFIG_PNP
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err = pnp_register_card_driver(&es18xx_pnpc_driver);
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if (!err) {
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err = pnp_register_driver(&es18xx_pnp_driver);
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if (!err)
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pnp_registered = 1;
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cards += es18xx_pnp_devices;
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}
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err = pnp_register_card_driver(&es18xx_pnpc_driver);
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if (!err)
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pnpc_registered = 1;
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cards += es18xx_pnp_devices;
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#endif
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if(!cards) {
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