ALSA: es18xx: remove snd_audiodrive structure

Remove intermediate snd_audiodrive structure between
snd_card structure and snd_es18xx. This reduces size of
source code and binary driver.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 25 insertions, 46 deletions

diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index 160752bc2e8e..5cf42b4d65fd 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -139,10 +139,6 @@ struct snd_es18xx {
 #ifdef CONFIG_PM
         unsigned char pm_reg;
 #endif
-};
-
-struct snd_audiodrive {
-        struct snd_es18xx *chip;
 #ifdef CONFIG_PNP
         struct pnp_dev *dev;
         struct pnp_dev *devc;
@@ -755,8 +751,7 @@ static int snd_es18xx_playback_trigger(struct snd_pcm_substream *substream,
 static irqreturn_t snd_es18xx_interrupt(int irq, void *dev_id)
 {
         struct snd_card *card = dev_id;
-        struct snd_audiodrive *acard = card->private_data;
-        struct snd_es18xx *chip = acard->chip;
+        struct snd_es18xx *chip = card->private_data;
         unsigned char status;
 
         if (chip->caps & ES18XX_CONTROL) {
@@ -1699,8 +1694,7 @@ static struct snd_pcm_ops snd_es18xx_capture_ops = {
 static int __devinit snd_es18xx_pcm(struct snd_card *card, int device,
                                     struct snd_pcm **rpcm)
 {
-        struct snd_audiodrive *acard = card->private_data;
-        struct snd_es18xx *chip = acard->chip;
+        struct snd_es18xx *chip = card->private_data;
         struct snd_pcm *pcm;
         char str[16];
         int err;
@@ -1742,8 +1736,7 @@ static int __devinit snd_es18xx_pcm(struct snd_card *card, int device,
 #ifdef CONFIG_PM
 static int snd_es18xx_suspend(struct snd_card *card, pm_message_t state)
 {
-        struct snd_audiodrive *acard = card->private_data;
-        struct snd_es18xx *chip = acard->chip;
+        struct snd_es18xx *chip = card->private_data;
 
         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 
@@ -1760,8 +1753,7 @@ static int snd_es18xx_suspend(struct snd_card *card, pm_message_t state)
 
 static int snd_es18xx_resume(struct snd_card *card)
 {
-        struct snd_audiodrive *acard = card->private_data;
-        struct snd_es18xx *chip = acard->chip;
+        struct snd_es18xx *chip = card->private_data;
 
         /* restore PM register, we won't wake till (not 0x07) i/o activity though */
         snd_es18xx_write(chip, ES18XX_PM, chip->pm_reg ^= ES18XX_PM_FM);
@@ -1773,8 +1765,7 @@ static int snd_es18xx_resume(struct snd_card *card)
 
 static int snd_es18xx_free(struct snd_card *card)
 {
-        struct snd_audiodrive *acard = card->private_data;
-        struct snd_es18xx *chip = acard->chip;
+        struct snd_es18xx *chip = card->private_data;
 
         release_and_free_resource(chip->res_port);
         release_and_free_resource(chip->res_ctrl_port);
@@ -1789,7 +1780,6 @@ static int snd_es18xx_free(struct snd_card *card)
                 disable_dma(chip->dma2);
                 free_dma(chip->dma2);
         }
-        kfree(chip);
         return 0;
 }
 
@@ -1802,19 +1792,14 @@ static int __devinit snd_es18xx_new_device(struct snd_card *card,
                                            unsigned long port,
                                            unsigned long mpu_port,
                                            unsigned long fm_port,
-                                           int irq, int dma1, int dma2,
-                                           struct snd_es18xx ** rchip)
+                                           int irq, int dma1, int dma2)
 {
-        struct snd_es18xx *chip;
+        struct snd_es18xx *chip = card->private_data;
         static struct snd_device_ops ops = {
                 .dev_free =     snd_es18xx_dev_free,
         };
         int err;
 
-        *rchip = NULL;
-        chip = kzalloc(sizeof(*chip), GFP_KERNEL);
-        if (chip == NULL)
-                return -ENOMEM;
         spin_lock_init(&chip->reg_lock);
         spin_lock_init(&chip->mixer_lock);
         spin_lock_init(&chip->ctrl_lock);
@@ -1865,14 +1850,12 @@ static int __devinit snd_es18xx_new_device(struct snd_card *card,
                 snd_es18xx_free(card);
                 return err;
         }
-        *rchip = chip;
         return 0;
 }
 
 static int __devinit snd_es18xx_mixer(struct snd_card *card)
 {
-        struct snd_audiodrive *acard = card->private_data;
-        struct snd_es18xx *chip = acard->chip;
+        struct snd_es18xx *chip = card->private_data;
         int err;
         unsigned int idx;
 
@@ -2074,11 +2057,11 @@ static int __devinit snd_audiodrive_pnp_init_main(int dev, struct pnp_dev *pdev)
         return 0;
 }
 
-static int __devinit snd_audiodrive_pnp(int dev, struct snd_audiodrive *acard,
+static int __devinit snd_audiodrive_pnp(int dev, struct snd_es18xx *chip,
                                         struct pnp_dev *pdev)
 {
-        acard->dev = pdev;
-        if (snd_audiodrive_pnp_init_main(dev, acard->dev) < 0)
+        chip->dev = pdev;
+        if (snd_audiodrive_pnp_init_main(dev, chip->dev) < 0)
                 return -EBUSY;
         return 0;
 }
@@ -2104,26 +2087,26 @@ static struct pnp_card_device_id snd_audiodrive_pnpids[] = {
 
 MODULE_DEVICE_TABLE(pnp_card, snd_audiodrive_pnpids);
 
-static int __devinit snd_audiodrive_pnpc(int dev, struct snd_audiodrive *acard,
+static int __devinit snd_audiodrive_pnpc(int dev, struct snd_es18xx *chip,
                                         struct pnp_card_link *card,
                                         const struct pnp_card_device_id *id)
 {
-        acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
-        if (acard->dev == NULL)
+        chip->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
+        if (chip->dev == NULL)
                 return -EBUSY;
 
-        acard->devc = pnp_request_card_device(card, id->devs[1].id, NULL);
-        if (acard->devc == NULL)
+        chip->devc = pnp_request_card_device(card, id->devs[1].id, NULL);
+        if (chip->devc == NULL)
                 return -EBUSY;
 
         /* Control port initialization */
-        if (pnp_activate_dev(acard->devc) < 0) {
+        if (pnp_activate_dev(chip->devc) < 0) {
                 snd_printk(KERN_ERR PFX "PnP control configure failure (out of resources?)\n");
                 return -EAGAIN;
         }
         snd_printdd("pnp: port=0x%llx\n",
-                        (unsigned long long)pnp_port_start(acard->devc, 0));
-        if (snd_audiodrive_pnp_init_main(dev, acard->dev) < 0)
+                        (unsigned long long)pnp_port_start(chip->devc, 0));
+        if (snd_audiodrive_pnp_init_main(dev, chip->dev) < 0)
                 return -EBUSY;
 
         return 0;
@@ -2139,24 +2122,20 @@ static int __devinit snd_audiodrive_pnpc(int dev, struct snd_audiodrive *acard,
 static int snd_es18xx_card_new(int dev, struct snd_card **cardp)
 {
         return snd_card_create(index[dev], id[dev], THIS_MODULE,
-                               sizeof(struct snd_audiodrive), cardp);
+                               sizeof(struct snd_es18xx), cardp);
 }
 
 static int __devinit snd_audiodrive_probe(struct snd_card *card, int dev)
 {
-        struct snd_audiodrive *acard = card->private_data;
-        struct snd_es18xx *chip;
+        struct snd_es18xx *chip = card->private_data;
         struct snd_opl3 *opl3;
         int err;
 
-        if ((err = snd_es18xx_new_device(card,
-                                         port[dev],
-                                         mpu_port[dev],
-                                         fm_port[dev],
-                                         irq[dev], dma1[dev], dma2[dev],
-                                         &chip)) < 0)
+        err = snd_es18xx_new_device(card,
+                                    port[dev], mpu_port[dev], fm_port[dev],
+                                    irq[dev], dma1[dev], dma2[dev]);
+        if (err < 0)
                 return err;
-        acard->chip = chip;
 
         sprintf(card->driver, "ES%x", chip->version);