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-rw-r--r--sound/pcmcia/pdaudiocf/Makefile2
-rw-r--r--sound/pcmcia/pdaudiocf/pdaudiocf.c193
-rw-r--r--sound/pcmcia/pdaudiocf/pdaudiocf.h13
-rw-r--r--sound/pcmcia/pdaudiocf/pdaudiocf_core.c31
-rw-r--r--sound/pcmcia/pdaudiocf/pdaudiocf_irq.c14
-rw-r--r--sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c60
6 files changed, 102 insertions, 211 deletions
diff --git a/sound/pcmcia/pdaudiocf/Makefile b/sound/pcmcia/pdaudiocf/Makefile
index 6e194f9b50e..e892d7299ab 100644
--- a/sound/pcmcia/pdaudiocf/Makefile
+++ b/sound/pcmcia/pdaudiocf/Makefile
@@ -1,6 +1,6 @@
#
# Makefile for ALSA
-# Copyright (c) 2004 by Jaroslav Kysela <perex@suse.cz>
+# Copyright (c) 2004 by Jaroslav Kysela <perex@perex.cz>
#
snd-pdaudiocf-objs := pdaudiocf.o pdaudiocf_core.o pdaudiocf_irq.o pdaudiocf_pcm.o
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c
index 77caf43a310..56bda124cd4 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c
@@ -1,7 +1,7 @@
/*
* Driver for Sound Core PDAudioCF soundcard
*
- * Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -18,10 +18,9 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <sound/driver.h>
#include <sound/core.h>
#include <linux/slab.h>
-#include <linux/moduleparam.h>
+#include <linux/module.h>
#include <pcmcia/ciscode.h>
#include <pcmcia/cisreg.h>
#include "pdaudiocf.h"
@@ -33,14 +32,14 @@
#define CARD_NAME "PDAudio-CF"
-MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_DESCRIPTION("Sound Core " CARD_NAME);
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Sound Core," CARD_NAME "}}");
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
@@ -57,18 +56,12 @@ static struct snd_card *card_list[SNDRV_CARDS];
/*
* prototypes
*/
-static void pdacf_config(dev_link_t *link);
+static int pdacf_config(struct pcmcia_device *link);
static void snd_pdacf_detach(struct pcmcia_device *p_dev);
-static void pdacf_release(dev_link_t *link)
+static void pdacf_release(struct pcmcia_device *link)
{
- if (link->state & DEV_CONFIG) {
- /* release cs resources */
- pcmcia_release_configuration(link->handle);
- pcmcia_release_io(link->handle, &link->io);
- pcmcia_release_irq(link->handle, &link->irq);
- link->state &= ~DEV_CONFIG;
- }
+ pcmcia_disable_device(link);
}
/*
@@ -76,7 +69,7 @@ static void pdacf_release(dev_link_t *link)
*/
static int snd_pdacf_free(struct snd_pdacf *pdacf)
{
- dev_link_t *link = &pdacf->link;
+ struct pcmcia_device *link = pdacf->p_dev;
pdacf_release(link);
@@ -96,10 +89,9 @@ static int snd_pdacf_dev_free(struct snd_device *device)
/*
* snd_pdacf_attach - attach callback for cs
*/
-static int snd_pdacf_attach(struct pcmcia_device *p_dev)
+static int snd_pdacf_probe(struct pcmcia_device *link)
{
- int i;
- dev_link_t *link; /* Info for cardmgr */
+ int i, err;
struct snd_pdacf *pdacf;
struct snd_card *card;
static struct snd_device_ops ops = {
@@ -120,49 +112,40 @@ static int snd_pdacf_attach(struct pcmcia_device *p_dev)
return -ENODEV; /* disabled explicitly */
/* ok, create a card instance */
- card = snd_card_new(index[i], id[i], THIS_MODULE, 0);
- if (card == NULL) {
+ err = snd_card_new(&link->dev, index[i], id[i], THIS_MODULE,
+ 0, &card);
+ if (err < 0) {
snd_printk(KERN_ERR "pdacf: cannot create a card instance\n");
- return -ENOMEM;
+ return err;
}
pdacf = snd_pdacf_create(card);
- if (! pdacf)
- return -EIO;
+ if (!pdacf) {
+ snd_card_free(card);
+ return -ENOMEM;
+ }
- if (snd_device_new(card, SNDRV_DEV_LOWLEVEL, pdacf, &ops) < 0) {
+ err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, pdacf, &ops);
+ if (err < 0) {
kfree(pdacf);
snd_card_free(card);
- return -ENODEV;
+ return err;
}
pdacf->index = i;
card_list[i] = card;
- link = &pdacf->link;
+ pdacf->p_dev = link;
link->priv = pdacf;
- link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
- link->io.NumPorts1 = 16;
-
- link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT | IRQ_FORCED_PULSE;
- // link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED;
+ link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
+ link->resource[0]->end = 16;
- link->irq.IRQInfo1 = 0 /* | IRQ_LEVEL_ID */;
- link->irq.Handler = pdacf_interrupt;
- link->irq.Instance = pdacf;
- link->conf.Attributes = CONF_ENABLE_IRQ;
- link->conf.IntType = INT_MEMORY_AND_IO;
- link->conf.ConfigIndex = 1;
- link->conf.Present = PRESENT_OPTION;
+ link->config_flags = CONF_ENABLE_IRQ | CONF_ENABLE_PULSE_IRQ;
+ link->config_index = 1;
+ link->config_regs = PRESENT_OPTION;
- /* Chain drivers */
- link->next = NULL;
-
- link->handle = p_dev;
- pdacf_config(link);
-
- return 0;
+ return pdacf_config(link);
}
@@ -209,9 +192,8 @@ static int snd_pdacf_assign_resources(struct snd_pdacf *pdacf, int port, int irq
/*
* snd_pdacf_detach - detach callback for cs
*/
-static void snd_pdacf_detach(struct pcmcia_device *p_dev)
+static void snd_pdacf_detach(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
struct snd_pdacf *chip = link->priv;
snd_printdd(KERN_DEBUG "pdacf_detach called\n");
@@ -220,103 +202,66 @@ static void snd_pdacf_detach(struct pcmcia_device *p_dev)
snd_pdacf_powerdown(chip);
chip->chip_status |= PDAUDIOCF_STAT_IS_STALE; /* to be sure */
snd_card_disconnect(chip->card);
- snd_card_free_in_thread(chip->card);
+ snd_card_free_when_closed(chip->card);
}
/*
* configuration callback
*/
-#define CS_CHECK(fn, ret) \
-do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-
-static void pdacf_config(dev_link_t *link)
+static int pdacf_config(struct pcmcia_device *link)
{
- client_handle_t handle = link->handle;
struct snd_pdacf *pdacf = link->priv;
- tuple_t tuple;
- cisparse_t *parse = NULL;
- config_info_t conf;
- u_short buf[32];
- int last_fn, last_ret;
+ int ret;
snd_printdd(KERN_DEBUG "pdacf_config called\n");
- parse = kmalloc(sizeof(*parse), GFP_KERNEL);
- if (! parse) {
- snd_printk(KERN_ERR "pdacf_config: cannot allocate\n");
- return;
- }
- tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
- tuple.Attributes = 0;
- tuple.TupleData = (cisdata_t *)buf;
- tuple.TupleDataMax = sizeof(buf);
- tuple.TupleOffset = 0;
- tuple.DesiredTuple = CISTPL_CONFIG;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
- CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
- CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, parse));
- link->conf.ConfigBase = parse->config.base;
- link->conf.ConfigIndex = 0x5;
- kfree(parse);
-
- CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(handle, &conf));
- link->conf.Vcc = conf.Vcc;
-
- /* Configure card */
- link->state |= DEV_CONFIG;
-
- CS_CHECK(RequestIO, pcmcia_request_io(handle, &link->io));
- CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
- CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf));
-
- if (snd_pdacf_assign_resources(pdacf, link->io.BasePort1, link->irq.AssignedIRQ) < 0)
+ link->config_index = 0x5;
+ link->config_flags |= CONF_ENABLE_IRQ | CONF_ENABLE_PULSE_IRQ;
+
+ ret = pcmcia_request_io(link);
+ if (ret)
goto failed;
- link->dev = &pdacf->node;
- link->state &= ~DEV_CONFIG_PENDING;
- return;
+ ret = pcmcia_request_irq(link, pdacf_interrupt);
+ if (ret)
+ goto failed;
+
+ ret = pcmcia_enable_device(link);
+ if (ret)
+ goto failed;
+
+ if (snd_pdacf_assign_resources(pdacf, link->resource[0]->start,
+ link->irq) < 0)
+ goto failed;
+
+ return 0;
-cs_failed:
- cs_error(link->handle, last_fn, last_ret);
failed:
- pcmcia_release_configuration(link->handle);
- pcmcia_release_io(link->handle, &link->io);
- pcmcia_release_irq(link->handle, &link->irq);
+ pcmcia_disable_device(link);
+ return -ENODEV;
}
#ifdef CONFIG_PM
-static int pdacf_suspend(struct pcmcia_device *dev)
+static int pdacf_suspend(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(dev);
struct snd_pdacf *chip = link->priv;
snd_printdd(KERN_DEBUG "SUSPEND\n");
- link->state |= DEV_SUSPEND;
if (chip) {
snd_printdd(KERN_DEBUG "snd_pdacf_suspend calling\n");
- snd_pdacf_suspend(chip, PMSG_SUSPEND);
+ snd_pdacf_suspend(chip);
}
- snd_printdd(KERN_DEBUG "RESET_PHYSICAL\n");
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
-
return 0;
}
-static int pdacf_resume(struct pcmcia_device *dev)
+static int pdacf_resume(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(dev);
struct snd_pdacf *chip = link->priv;
snd_printdd(KERN_DEBUG "RESUME\n");
- link->state &= ~DEV_SUSPEND;
-
- snd_printdd(KERN_DEBUG "CARD_RESET\n");
- if (DEV_OK(link)) {
- snd_printdd(KERN_DEBUG "requestconfig...\n");
- pcmcia_request_configuration(link->handle, &link->conf);
+ if (pcmcia_dev_present(link)) {
if (chip) {
snd_printdd(KERN_DEBUG "calling snd_pdacf_resume\n");
snd_pdacf_resume(chip);
@@ -332,36 +277,22 @@ static int pdacf_resume(struct pcmcia_device *dev)
/*
* Module entry points
*/
-static struct pcmcia_device_id snd_pdacf_ids[] = {
- PCMCIA_DEVICE_MANF_CARD(0x015d, 0x4c45),
+static const struct pcmcia_device_id snd_pdacf_ids[] = {
+ /* this is too general PCMCIA_DEVICE_MANF_CARD(0x015d, 0x4c45), */
+ PCMCIA_DEVICE_PROD_ID12("Core Sound","PDAudio-CF",0x396d19d2,0x71717b49),
PCMCIA_DEVICE_NULL
};
MODULE_DEVICE_TABLE(pcmcia, snd_pdacf_ids);
static struct pcmcia_driver pdacf_cs_driver = {
.owner = THIS_MODULE,
- .drv = {
- .name = "snd-pdaudiocf",
- },
- .probe = snd_pdacf_attach,
+ .name = "snd-pdaudiocf",
+ .probe = snd_pdacf_probe,
.remove = snd_pdacf_detach,
.id_table = snd_pdacf_ids,
#ifdef CONFIG_PM
.suspend = pdacf_suspend,
.resume = pdacf_resume,
#endif
-
};
-
-static int __init init_pdacf(void)
-{
- return pcmcia_register_driver(&pdacf_cs_driver);
-}
-
-static void __exit exit_pdacf(void)
-{
- pcmcia_unregister_driver(&pdacf_cs_driver);
-}
-
-module_init(init_pdacf);
-module_exit(exit_pdacf);
+module_pcmcia_driver(pdacf_cs_driver);
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.h b/sound/pcmcia/pdaudiocf/pdaudiocf.h
index 2744f189a61..ea41e57d717 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf.h
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf.h
@@ -1,7 +1,7 @@
/*
* Driver for Sound Cors PDAudioCF soundcard
*
- * Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -22,10 +22,8 @@
#define __PDAUDIOCF_H
#include <sound/pcm.h>
-#include <asm/io.h>
+#include <linux/io.h>
#include <linux/interrupt.h>
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>
@@ -116,8 +114,7 @@ struct snd_pdacf {
void *pcm_area;
/* pcmcia stuff */
- dev_link_t link;
- dev_node_t node;
+ struct pcmcia_device *p_dev;
};
static inline void pdacf_reg_write(struct snd_pdacf *chip, unsigned char reg, unsigned short val)
@@ -134,11 +131,11 @@ struct snd_pdacf *snd_pdacf_create(struct snd_card *card);
int snd_pdacf_ak4117_create(struct snd_pdacf *pdacf);
void snd_pdacf_powerdown(struct snd_pdacf *chip);
#ifdef CONFIG_PM
-int snd_pdacf_suspend(struct snd_pdacf *chip, pm_message_t state);
+int snd_pdacf_suspend(struct snd_pdacf *chip);
int snd_pdacf_resume(struct snd_pdacf *chip);
#endif
int snd_pdacf_pcm_new(struct snd_pdacf *chip);
-irqreturn_t pdacf_interrupt(int irq, void *dev, struct pt_regs *regs);
+irqreturn_t pdacf_interrupt(int irq, void *dev);
void pdacf_tasklet(unsigned long private_data);
void pdacf_reinit(struct snd_pdacf *chip, int resume);
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf_core.c b/sound/pcmcia/pdaudiocf/pdaudiocf_core.c
index bd0d70ff301..ea0adfb984a 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf_core.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf_core.c
@@ -1,7 +1,7 @@
/*
* Driver for Sound Core PDAudioCF soundcard
*
- * Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -18,8 +18,8 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <sound/driver.h>
#include <linux/delay.h>
+#include <linux/slab.h>
#include <sound/core.h>
#include <sound/info.h>
#include "pdaudiocf.h"
@@ -83,14 +83,21 @@ static void pdacf_ak4117_write(void *private_data, unsigned char reg, unsigned c
#if 0
void pdacf_dump(struct snd_pdacf *chip)
{
- printk("PDAUDIOCF DUMP (0x%lx):\n", chip->port);
- printk("WPD : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_WDP));
- printk("RDP : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_RDP));
- printk("TCR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_TCR));
- printk("SCR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_SCR));
- printk("ISR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_ISR));
- printk("IER : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_IER));
- printk("AK_IFR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_AK_IFR));
+ printk(KERN_DEBUG "PDAUDIOCF DUMP (0x%lx):\n", chip->port);
+ printk(KERN_DEBUG "WPD : 0x%x\n",
+ inw(chip->port + PDAUDIOCF_REG_WDP));
+ printk(KERN_DEBUG "RDP : 0x%x\n",
+ inw(chip->port + PDAUDIOCF_REG_RDP));
+ printk(KERN_DEBUG "TCR : 0x%x\n",
+ inw(chip->port + PDAUDIOCF_REG_TCR));
+ printk(KERN_DEBUG "SCR : 0x%x\n",
+ inw(chip->port + PDAUDIOCF_REG_SCR));
+ printk(KERN_DEBUG "ISR : 0x%x\n",
+ inw(chip->port + PDAUDIOCF_REG_ISR));
+ printk(KERN_DEBUG "IER : 0x%x\n",
+ inw(chip->port + PDAUDIOCF_REG_IER));
+ printk(KERN_DEBUG "AK_IFR : 0x%x\n",
+ inw(chip->port + PDAUDIOCF_REG_AK_IFR));
}
#endif
@@ -144,7 +151,7 @@ static void pdacf_proc_init(struct snd_pdacf *chip)
struct snd_info_entry *entry;
if (! snd_card_proc_new(chip->card, "pdaudiocf", &entry))
- snd_info_set_text_ops(entry, chip, 1024, pdacf_proc_read);
+ snd_info_set_text_ops(entry, chip, pdacf_proc_read);
}
struct snd_pdacf *snd_pdacf_create(struct snd_card *card)
@@ -255,7 +262,7 @@ void snd_pdacf_powerdown(struct snd_pdacf *chip)
#ifdef CONFIG_PM
-int snd_pdacf_suspend(struct snd_pdacf *chip, pm_message_t state)
+int snd_pdacf_suspend(struct snd_pdacf *chip)
{
u16 val;
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c b/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c
index 7c5f21e45cb..dcd32201bc8 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c
@@ -1,7 +1,7 @@
/*
* Driver for Sound Core PDAudioCF soundcard
*
- * Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -18,15 +18,15 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <sound/driver.h>
#include <sound/core.h>
#include "pdaudiocf.h"
#include <sound/initval.h>
+#include <asm/irq_regs.h>
/*
*
*/
-irqreturn_t pdacf_interrupt(int irq, void *dev, struct pt_regs *regs)
+irqreturn_t pdacf_interrupt(int irq, void *dev)
{
struct snd_pdacf *chip = dev;
unsigned short stat;
@@ -41,11 +41,11 @@ irqreturn_t pdacf_interrupt(int irq, void *dev, struct pt_regs *regs)
if (stat & PDAUDIOCF_IRQOVR) /* should never happen */
snd_printk(KERN_ERR "PDAUDIOCF SRAM buffer overrun detected!\n");
if (chip->pcm_substream)
- tasklet_hi_schedule(&chip->tq);
+ tasklet_schedule(&chip->tq);
if (!(stat & PDAUDIOCF_IRQAKM))
stat |= PDAUDIOCF_IRQAKM; /* check rate */
}
- if (regs != NULL)
+ if (get_irq_regs() != NULL)
snd_ak4117_check_rate_and_errors(chip->ak4117, 0);
return IRQ_HANDLED;
}
@@ -269,7 +269,7 @@ void pdacf_tasklet(unsigned long private_data)
rdp = inw(chip->port + PDAUDIOCF_REG_RDP);
wdp = inw(chip->port + PDAUDIOCF_REG_WDP);
- // printk("TASKLET: rdp = %x, wdp = %x\n", rdp, wdp);
+ /* printk(KERN_DEBUG "TASKLET: rdp = %x, wdp = %x\n", rdp, wdp); */
size = wdp - rdp;
if (size < 0)
size += 0x10000;
@@ -321,5 +321,5 @@ void pdacf_tasklet(unsigned long private_data)
spin_lock(&chip->reg_lock);
}
spin_unlock(&chip->reg_lock);
- // printk("TASKLET: end\n");
+ /* printk(KERN_DEBUG "TASKLET: end\n"); */
}
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c b/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
index 962e6d52556..43f995a3f96 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
@@ -3,7 +3,7 @@
*
* PCM part
*
- * Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -20,9 +20,6 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <sound/driver.h>
-#include <linux/slab.h>
-#include <linux/vmalloc.h>
#include <linux/delay.h>
#include <sound/core.h>
#include <sound/asoundef.h>
@@ -30,50 +27,6 @@
/*
- * we use a vmalloc'ed (sg-)buffer
- */
-
-/* get the physical page pointer on the given offset */
-static struct page *snd_pcm_get_vmalloc_page(struct snd_pcm_substream *subs, unsigned long offset)
-{
- void *pageptr = subs->runtime->dma_area + offset;
- return vmalloc_to_page(pageptr);
-}
-
-/*
- * hw_params callback
- * NOTE: this may be called not only once per pcm open!
- */
-static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs, size_t size)
-{
- struct snd_pcm_runtime *runtime = subs->runtime;
- if (runtime->dma_area) {
- if (runtime->dma_bytes >= size)
- return 0; /* already enough large */
- vfree(runtime->dma_area);
- }
- runtime->dma_area = vmalloc_32(size);
- if (! runtime->dma_area)
- return -ENOMEM;
- runtime->dma_bytes = size;
- return 0;
-}
-
-/*
- * hw_free callback
- * NOTE: this may be called not only once per pcm open!
- */
-static int snd_pcm_free_vmalloc_buffer(struct snd_pcm_substream *subs)
-{
- struct snd_pcm_runtime *runtime = subs->runtime;
- if (runtime->dma_area) {
- vfree(runtime->dma_area);
- runtime->dma_area = NULL;
- }
- return 0;
-}
-
-/*
* clear the SRAM contents
*/
static int pdacf_pcm_clear_sram(struct snd_pdacf *chip)
@@ -149,7 +102,8 @@ static int pdacf_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
static int pdacf_pcm_hw_params(struct snd_pcm_substream *subs,
struct snd_pcm_hw_params *hw_params)
{
- return snd_pcm_alloc_vmalloc_buffer(subs, params_buffer_bytes(hw_params));
+ return snd_pcm_lib_alloc_vmalloc_32_buffer
+ (subs, params_buffer_bytes(hw_params));
}
/*
@@ -157,7 +111,7 @@ static int pdacf_pcm_hw_params(struct snd_pcm_substream *subs,
*/
static int pdacf_pcm_hw_free(struct snd_pcm_substream *subs)
{
- return snd_pcm_free_vmalloc_buffer(subs);
+ return snd_pcm_lib_free_vmalloc_buffer(subs);
}
/*
@@ -242,7 +196,8 @@ static int pdacf_pcm_prepare(struct snd_pcm_substream *subs)
static struct snd_pcm_hardware pdacf_pcm_capture_hw = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
- SNDRV_PCM_INFO_MMAP_VALID),
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_BATCH),
.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE |
SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S24_3BE |
SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S32_BE,
@@ -320,7 +275,8 @@ static struct snd_pcm_ops pdacf_pcm_capture_ops = {
.prepare = pdacf_pcm_prepare,
.trigger = pdacf_pcm_trigger,
.pointer = pdacf_pcm_capture_pointer,
- .page = snd_pcm_get_vmalloc_page,
+ .page = snd_pcm_lib_get_vmalloc_page,
+ .mmap = snd_pcm_lib_mmap_vmalloc,
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-20 03:53:12 +0000