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-rw-r--r--sound/pci/cs5535audio/Makefile8
-rw-r--r--sound/pci/cs5535audio/cs5535audio.c125
-rw-r--r--sound/pci/cs5535audio/cs5535audio.h86
-rw-r--r--sound/pci/cs5535audio/cs5535audio_olpc.c192
-rw-r--r--sound/pci/cs5535audio/cs5535audio_pcm.c45
-rw-r--r--sound/pci/cs5535audio/cs5535audio_pm.c44
6 files changed, 352 insertions, 148 deletions
diff --git a/sound/pci/cs5535audio/Makefile b/sound/pci/cs5535audio/Makefile
index ad947b4c04c..a8f75f8dfda 100644
--- a/sound/pci/cs5535audio/Makefile
+++ b/sound/pci/cs5535audio/Makefile
@@ -2,11 +2,9 @@
# Makefile for cs5535audio
#
-snd-cs5535audio-objs := cs5535audio.o cs5535audio_pcm.o
-
-ifeq ($(CONFIG_PM),y)
-snd-cs5535audio-objs += cs5535audio_pm.o
-endif
+snd-cs5535audio-y := cs5535audio.o cs5535audio_pcm.o
+snd-cs5535audio-$(CONFIG_PM_SLEEP) += cs5535audio_pm.o
+snd-cs5535audio-$(CONFIG_OLPC) += cs5535audio_olpc.o
# Toplevel Module Dependency
obj-$(CONFIG_SND_CS5535AUDIO) += snd-cs5535audio.o
diff --git a/sound/pci/cs5535audio/cs5535audio.c b/sound/pci/cs5535audio/cs5535audio.c
index 64c7826e8b8..edcbbda5c48 100644
--- a/sound/pci/cs5535audio/cs5535audio.c
+++ b/sound/pci/cs5535audio/cs5535audio.c
@@ -21,13 +21,12 @@
*
*/
-#include <sound/driver.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/slab.h>
-#include <linux/moduleparam.h>
+#include <linux/module.h>
#include <asm/io.h>
#include <sound/core.h>
#include <sound/control.h>
@@ -44,7 +43,7 @@ static char *ac97_quirk;
module_param(ac97_quirk, charp, 0444);
MODULE_PARM_DESC(ac97_quirk, "AC'97 board specific workarounds.");
-static struct ac97_quirk ac97_quirks[] __devinitdata = {
+static struct ac97_quirk ac97_quirks[] = {
#if 0 /* Not yet confirmed if all 5536 boards are HP only */
{
.subvendor = PCI_VENDOR_ID_AMD,
@@ -58,7 +57,7 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for " DRIVER_NAME);
@@ -67,7 +66,7 @@ MODULE_PARM_DESC(id, "ID string for " DRIVER_NAME);
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable " DRIVER_NAME);
-static struct pci_device_id snd_cs5535audio_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_cs5535audio_ids) = {
{ PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_AUDIO) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_AUDIO) },
{}
@@ -85,7 +84,8 @@ static void wait_till_cmd_acked(struct cs5535audio *cs5535au, unsigned long time
udelay(1);
} while (--timeout);
if (!timeout)
- snd_printk(KERN_ERR "Failure writing to cs5535 codec\n");
+ dev_err(cs5535au->card->dev,
+ "Failure writing to cs5535 codec\n");
}
static unsigned short snd_cs5535audio_codec_read(struct cs5535audio *cs5535au,
@@ -110,8 +110,9 @@ static unsigned short snd_cs5535audio_codec_read(struct cs5535audio *cs5535au,
udelay(1);
} while (--timeout);
if (!timeout)
- snd_printk(KERN_ERR "Failure reading codec reg 0x%x,"
- "Last value=0x%x\n", reg, val);
+ dev_err(cs5535au->card->dev,
+ "Failure reading codec reg 0x%x, Last value=0x%x\n",
+ reg, val);
return (unsigned short) val;
}
@@ -160,17 +161,27 @@ static int snd_cs5535audio_mixer(struct cs5535audio *cs5535au)
return err;
memset(&ac97, 0, sizeof(ac97));
- ac97.scaps = AC97_SCAP_AUDIO|AC97_SCAP_SKIP_MODEM;
+ ac97.scaps = AC97_SCAP_AUDIO | AC97_SCAP_SKIP_MODEM
+ | AC97_SCAP_POWER_SAVE;
ac97.private_data = cs5535au;
ac97.pci = cs5535au->pci;
+ /* set any OLPC-specific scaps */
+ olpc_prequirks(card, &ac97);
+
if ((err = snd_ac97_mixer(pbus, &ac97, &cs5535au->ac97)) < 0) {
- snd_printk(KERN_ERR "mixer failed\n");
+ dev_err(card->dev, "mixer failed\n");
return err;
}
snd_ac97_tune_hardware(cs5535au->ac97, ac97_quirks, ac97_quirk);
+ err = olpc_quirks(card, cs5535au->ac97);
+ if (err < 0) {
+ dev_err(card->dev, "olpc quirks failed\n");
+ return err;
+ }
+
return 0;
}
@@ -185,8 +196,9 @@ static void process_bm0_irq(struct cs5535audio *cs5535au)
dma = cs5535au->playback_substream->runtime->private_data;
snd_pcm_period_elapsed(cs5535au->playback_substream);
} else {
- snd_printk(KERN_ERR "unexpected bm0 irq src, bm_stat=%x\n",
- bm_stat);
+ dev_err(cs5535au->card->dev,
+ "unexpected bm0 irq src, bm_stat=%x\n",
+ bm_stat);
}
}
@@ -203,11 +215,9 @@ static void process_bm1_irq(struct cs5535audio *cs5535au)
}
}
-static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id,
- struct pt_regs *regs)
+static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id)
{
u16 acc_irq_stat;
- u8 bm_stat;
unsigned char count;
struct cs5535audio *cs5535au = dev_id;
@@ -218,7 +228,7 @@ static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id,
if (!acc_irq_stat)
return IRQ_NONE;
- for (count = 0; count < 10; count++) {
+ for (count = 0; count < 4; count++) {
if (acc_irq_stat & (1 << count)) {
switch (count) {
case IRQ_STS:
@@ -233,26 +243,10 @@ static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id,
case BM1_IRQ_STS:
process_bm1_irq(cs5535au);
break;
- case BM2_IRQ_STS:
- bm_stat = cs_readb(cs5535au, ACC_BM2_STATUS);
- break;
- case BM3_IRQ_STS:
- bm_stat = cs_readb(cs5535au, ACC_BM3_STATUS);
- break;
- case BM4_IRQ_STS:
- bm_stat = cs_readb(cs5535au, ACC_BM4_STATUS);
- break;
- case BM5_IRQ_STS:
- bm_stat = cs_readb(cs5535au, ACC_BM5_STATUS);
- break;
- case BM6_IRQ_STS:
- bm_stat = cs_readb(cs5535au, ACC_BM6_STATUS);
- break;
- case BM7_IRQ_STS:
- bm_stat = cs_readb(cs5535au, ACC_BM7_STATUS);
- break;
default:
- snd_printk(KERN_ERR "Unexpected irq src\n");
+ dev_err(cs5535au->card->dev,
+ "Unexpected irq src: 0x%x\n",
+ acc_irq_stat);
break;
}
}
@@ -263,7 +257,7 @@ static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id,
static int snd_cs5535audio_free(struct cs5535audio *cs5535au)
{
synchronize_irq(cs5535au->irq);
- pci_set_power_state(cs5535au->pci, 3);
+ pci_set_power_state(cs5535au->pci, PCI_D3hot);
if (cs5535au->irq >= 0)
free_irq(cs5535au->irq, cs5535au);
@@ -280,9 +274,9 @@ static int snd_cs5535audio_dev_free(struct snd_device *device)
return snd_cs5535audio_free(cs5535au);
}
-static int __devinit snd_cs5535audio_create(struct snd_card *card,
- struct pci_dev *pci,
- struct cs5535audio **rcs5535au)
+static int snd_cs5535audio_create(struct snd_card *card,
+ struct pci_dev *pci,
+ struct cs5535audio **rcs5535au)
{
struct cs5535audio *cs5535au;
@@ -295,9 +289,9 @@ static int __devinit snd_cs5535audio_create(struct snd_card *card,
if ((err = pci_enable_device(pci)) < 0)
return err;
- if (pci_set_dma_mask(pci, DMA_32BIT_MASK) < 0 ||
- pci_set_consistent_dma_mask(pci, DMA_32BIT_MASK) < 0) {
- printk(KERN_WARNING "unable to get 32bit dma\n");
+ if (pci_set_dma_mask(pci, DMA_BIT_MASK(32)) < 0 ||
+ pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(32)) < 0) {
+ dev_warn(card->dev, "unable to get 32bit dma\n");
err = -ENXIO;
goto pcifail;
}
@@ -321,8 +315,8 @@ static int __devinit snd_cs5535audio_create(struct snd_card *card,
cs5535au->port = pci_resource_start(pci, 0);
if (request_irq(pci->irq, snd_cs5535audio_interrupt,
- IRQF_DISABLED|IRQF_SHARED, "CS5535 Audio", cs5535au)) {
- snd_printk("unable to grab IRQ %d\n", pci->irq);
+ IRQF_SHARED, KBUILD_MODNAME, cs5535au)) {
+ dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
err = -EBUSY;
goto sndfail;
}
@@ -334,8 +328,6 @@ static int __devinit snd_cs5535audio_create(struct snd_card *card,
cs5535au, &ops)) < 0)
goto sndfail;
- snd_card_set_dev(card, &pci->dev);
-
*rcs5535au = cs5535au;
return 0;
@@ -348,8 +340,8 @@ pcifail:
return err;
}
-static int __devinit snd_cs5535audio_probe(struct pci_dev *pci,
- const struct pci_device_id *pci_id)
+static int snd_cs5535audio_probe(struct pci_dev *pci,
+ const struct pci_device_id *pci_id)
{
static int dev;
struct snd_card *card;
@@ -363,9 +355,10 @@ static int __devinit snd_cs5535audio_probe(struct pci_dev *pci,
return -ENOENT;
}
- card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
- if (card == NULL)
- return -ENOMEM;
+ err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
+ 0, &card);
+ if (err < 0)
+ return err;
if ((err = snd_cs5535audio_create(card, pci, &cs5535au)) < 0)
goto probefail_out;
@@ -397,35 +390,25 @@ probefail_out:
return err;
}
-static void __devexit snd_cs5535audio_remove(struct pci_dev *pci)
+static void snd_cs5535audio_remove(struct pci_dev *pci)
{
+ olpc_quirks_cleanup();
snd_card_free(pci_get_drvdata(pci));
- pci_set_drvdata(pci, NULL);
}
-static struct pci_driver driver = {
- .name = DRIVER_NAME,
+static struct pci_driver cs5535audio_driver = {
+ .name = KBUILD_MODNAME,
.id_table = snd_cs5535audio_ids,
.probe = snd_cs5535audio_probe,
- .remove = __devexit_p(snd_cs5535audio_remove),
-#ifdef CONFIG_PM
- .suspend = snd_cs5535audio_suspend,
- .resume = snd_cs5535audio_resume,
+ .remove = snd_cs5535audio_remove,
+#ifdef CONFIG_PM_SLEEP
+ .driver = {
+ .pm = &snd_cs5535audio_pm,
+ },
#endif
};
-static int __init alsa_card_cs5535audio_init(void)
-{
- return pci_register_driver(&driver);
-}
-
-static void __exit alsa_card_cs5535audio_exit(void)
-{
- pci_unregister_driver(&driver);
-}
-
-module_init(alsa_card_cs5535audio_init)
-module_exit(alsa_card_cs5535audio_exit)
+module_pci_driver(cs5535audio_driver);
MODULE_AUTHOR("Jaya Kumar");
MODULE_LICENSE("GPL");
diff --git a/sound/pci/cs5535audio/cs5535audio.h b/sound/pci/cs5535audio/cs5535audio.h
index 4fd1f31a6cf..0579daa6221 100644
--- a/sound/pci/cs5535audio/cs5535audio.h
+++ b/sound/pci/cs5535audio/cs5535audio.h
@@ -16,57 +16,28 @@
#define ACC_IRQ_STATUS 0x12
#define ACC_BM0_CMD 0x20
#define ACC_BM1_CMD 0x28
-#define ACC_BM2_CMD 0x30
-#define ACC_BM3_CMD 0x38
-#define ACC_BM4_CMD 0x40
-#define ACC_BM5_CMD 0x48
-#define ACC_BM6_CMD 0x50
-#define ACC_BM7_CMD 0x58
#define ACC_BM0_PRD 0x24
#define ACC_BM1_PRD 0x2C
-#define ACC_BM2_PRD 0x34
-#define ACC_BM3_PRD 0x3C
-#define ACC_BM4_PRD 0x44
-#define ACC_BM5_PRD 0x4C
-#define ACC_BM6_PRD 0x54
-#define ACC_BM7_PRD 0x5C
#define ACC_BM0_STATUS 0x21
#define ACC_BM1_STATUS 0x29
-#define ACC_BM2_STATUS 0x31
-#define ACC_BM3_STATUS 0x39
-#define ACC_BM4_STATUS 0x41
-#define ACC_BM5_STATUS 0x49
-#define ACC_BM6_STATUS 0x51
-#define ACC_BM7_STATUS 0x59
#define ACC_BM0_PNTR 0x60
#define ACC_BM1_PNTR 0x64
-#define ACC_BM2_PNTR 0x68
-#define ACC_BM3_PNTR 0x6C
-#define ACC_BM4_PNTR 0x70
-#define ACC_BM5_PNTR 0x74
-#define ACC_BM6_PNTR 0x78
-#define ACC_BM7_PNTR 0x7C
+
/* acc_codec bar0 reg bits */
/* ACC_IRQ_STATUS */
#define IRQ_STS 0
#define WU_IRQ_STS 1
#define BM0_IRQ_STS 2
#define BM1_IRQ_STS 3
-#define BM2_IRQ_STS 4
-#define BM3_IRQ_STS 5
-#define BM4_IRQ_STS 6
-#define BM5_IRQ_STS 7
-#define BM6_IRQ_STS 8
-#define BM7_IRQ_STS 9
/* ACC_BMX_STATUS */
#define EOP (1<<0)
#define BM_EOP_ERR (1<<1)
/* ACC_BMX_CTL */
-#define BM_CTL_EN 0x00000001
-#define BM_CTL_PAUSE 0x00000011
-#define BM_CTL_DIS 0x00000000
-#define BM_CTL_BYTE_ORD_LE 0x00000000
-#define BM_CTL_BYTE_ORD_BE 0x00000100
+#define BM_CTL_EN 0x01
+#define BM_CTL_PAUSE 0x03
+#define BM_CTL_DIS 0x00
+#define BM_CTL_BYTE_ORD_LE 0x00
+#define BM_CTL_BYTE_ORD_BE 0x04
/* cs5535 specific ac97 codec register defines */
#define CMD_MASK 0xFF00FFFF
#define CMD_NEW 0x00010000
@@ -106,8 +77,8 @@ struct cs5535audio_dma {
struct snd_pcm_substream *substream;
unsigned int buf_addr, buf_bytes;
unsigned int period_bytes, periods;
- int suspended;
u32 saved_prd;
+ int pcm_open_flag;
};
struct cs5535audio {
@@ -123,9 +94,46 @@ struct cs5535audio {
struct cs5535audio_dma dmas[NUM_CS5535AUDIO_DMAS];
};
-int snd_cs5535audio_suspend(struct pci_dev *pci, pm_message_t state);
-int snd_cs5535audio_resume(struct pci_dev *pci);
-int __devinit snd_cs5535audio_pcm(struct cs5535audio *cs5535audio);
+extern const struct dev_pm_ops snd_cs5535audio_pm;
+
+#ifdef CONFIG_OLPC
+void olpc_prequirks(struct snd_card *card,
+ struct snd_ac97_template *ac97);
+int olpc_quirks(struct snd_card *card, struct snd_ac97 *ac97);
+void olpc_quirks_cleanup(void);
+void olpc_analog_input(struct snd_ac97 *ac97, int on);
+void olpc_mic_bias(struct snd_ac97 *ac97, int on);
+
+static inline void olpc_capture_open(struct snd_ac97 *ac97)
+{
+ /* default to Analog Input off */
+ olpc_analog_input(ac97, 0);
+ /* enable MIC Bias for recording */
+ olpc_mic_bias(ac97, 1);
+}
+
+static inline void olpc_capture_close(struct snd_ac97 *ac97)
+{
+ /* disable Analog Input */
+ olpc_analog_input(ac97, 0);
+ /* disable the MIC Bias (so the recording LED turns off) */
+ olpc_mic_bias(ac97, 0);
+}
+#else
+static inline void olpc_prequirks(struct snd_card *card,
+ struct snd_ac97_template *ac97) { }
+static inline int olpc_quirks(struct snd_card *card, struct snd_ac97 *ac97)
+{
+ return 0;
+}
+static inline void olpc_quirks_cleanup(void) { }
+static inline void olpc_analog_input(struct snd_ac97 *ac97, int on) { }
+static inline void olpc_mic_bias(struct snd_ac97 *ac97, int on) { }
+static inline void olpc_capture_open(struct snd_ac97 *ac97) { }
+static inline void olpc_capture_close(struct snd_ac97 *ac97) { }
+#endif
+
+int snd_cs5535audio_pcm(struct cs5535audio *cs5535audio);
#endif /* __SOUND_CS5535AUDIO_H */
diff --git a/sound/pci/cs5535audio/cs5535audio_olpc.c b/sound/pci/cs5535audio/cs5535audio_olpc.c
new file mode 100644
index 00000000000..3b0fdaca8dc
--- /dev/null
+++ b/sound/pci/cs5535audio/cs5535audio_olpc.c
@@ -0,0 +1,192 @@
+/*
+ * OLPC XO-1 additional sound features
+ *
+ * Copyright © 2006 Jaya Kumar <jayakumar.lkml@gmail.com>
+ * Copyright © 2007-2008 Andres Salomon <dilinger@debian.org>
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+#include <sound/core.h>
+#include <sound/info.h>
+#include <sound/control.h>
+#include <sound/ac97_codec.h>
+#include <linux/gpio.h>
+
+#include <asm/olpc.h>
+#include "cs5535audio.h"
+
+#define DRV_NAME "cs5535audio-olpc"
+
+/*
+ * OLPC has an additional feature on top of the regular AD1888 codec features.
+ * It has an Analog Input mode that is switched into (after disabling the
+ * High Pass Filter) via GPIO. It is supported on B2 and later models.
+ */
+void olpc_analog_input(struct snd_ac97 *ac97, int on)
+{
+ int err;
+
+ if (!machine_is_olpc())
+ return;
+
+ /* update the High Pass Filter (via AC97_AD_TEST2) */
+ err = snd_ac97_update_bits(ac97, AC97_AD_TEST2,
+ 1 << AC97_AD_HPFD_SHIFT, on << AC97_AD_HPFD_SHIFT);
+ if (err < 0) {
+ dev_err(ac97->bus->card->dev,
+ "setting High Pass Filter - %d\n", err);
+ return;
+ }
+
+ /* set Analog Input through GPIO */
+ gpio_set_value(OLPC_GPIO_MIC_AC, on);
+}
+
+/*
+ * OLPC XO-1's V_REFOUT is a mic bias enable.
+ */
+void olpc_mic_bias(struct snd_ac97 *ac97, int on)
+{
+ int err;
+
+ if (!machine_is_olpc())
+ return;
+
+ on = on ? 0 : 1;
+ err = snd_ac97_update_bits(ac97, AC97_AD_MISC,
+ 1 << AC97_AD_VREFD_SHIFT, on << AC97_AD_VREFD_SHIFT);
+ if (err < 0)
+ dev_err(ac97->bus->card->dev, "setting MIC Bias - %d\n", err);
+}
+
+static int olpc_dc_info(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 1;
+ return 0;
+}
+
+static int olpc_dc_get(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *v)
+{
+ v->value.integer.value[0] = gpio_get_value(OLPC_GPIO_MIC_AC);
+ return 0;
+}
+
+static int olpc_dc_put(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *v)
+{
+ struct cs5535audio *cs5535au = snd_kcontrol_chip(kctl);
+
+ olpc_analog_input(cs5535au->ac97, v->value.integer.value[0]);
+ return 1;
+}
+
+static int olpc_mic_info(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 1;
+ return 0;
+}
+
+static int olpc_mic_get(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *v)
+{
+ struct cs5535audio *cs5535au = snd_kcontrol_chip(kctl);
+ struct snd_ac97 *ac97 = cs5535au->ac97;
+ int i;
+
+ i = (snd_ac97_read(ac97, AC97_AD_MISC) >> AC97_AD_VREFD_SHIFT) & 0x1;
+ v->value.integer.value[0] = i ? 0 : 1;
+ return 0;
+}
+
+static int olpc_mic_put(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *v)
+{
+ struct cs5535audio *cs5535au = snd_kcontrol_chip(kctl);
+
+ olpc_mic_bias(cs5535au->ac97, v->value.integer.value[0]);
+ return 1;
+}
+
+static struct snd_kcontrol_new olpc_cs5535audio_ctls[] = {
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "DC Mode Enable",
+ .info = olpc_dc_info,
+ .get = olpc_dc_get,
+ .put = olpc_dc_put,
+ .private_value = 0,
+},
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "MIC Bias Enable",
+ .info = olpc_mic_info,
+ .get = olpc_mic_get,
+ .put = olpc_mic_put,
+ .private_value = 0,
+},
+};
+
+void olpc_prequirks(struct snd_card *card,
+ struct snd_ac97_template *ac97)
+{
+ if (!machine_is_olpc())
+ return;
+
+ /* invert EAPD if on an OLPC B3 or higher */
+ if (olpc_board_at_least(olpc_board_pre(0xb3)))
+ ac97->scaps |= AC97_SCAP_INV_EAPD;
+}
+
+int olpc_quirks(struct snd_card *card, struct snd_ac97 *ac97)
+{
+ struct snd_ctl_elem_id elem;
+ int i, err;
+
+ if (!machine_is_olpc())
+ return 0;
+
+ if (gpio_request(OLPC_GPIO_MIC_AC, DRV_NAME)) {
+ dev_err(card->dev, "unable to allocate MIC GPIO\n");
+ return -EIO;
+ }
+ gpio_direction_output(OLPC_GPIO_MIC_AC, 0);
+
+ /* drop the original AD1888 HPF control */
+ memset(&elem, 0, sizeof(elem));
+ elem.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ strlcpy(elem.name, "High Pass Filter Enable", sizeof(elem.name));
+ snd_ctl_remove_id(card, &elem);
+
+ /* drop the original V_REFOUT control */
+ memset(&elem, 0, sizeof(elem));
+ elem.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ strlcpy(elem.name, "V_REFOUT Enable", sizeof(elem.name));
+ snd_ctl_remove_id(card, &elem);
+
+ /* add the OLPC-specific controls */
+ for (i = 0; i < ARRAY_SIZE(olpc_cs5535audio_ctls); i++) {
+ err = snd_ctl_add(card, snd_ctl_new1(&olpc_cs5535audio_ctls[i],
+ ac97->private_data));
+ if (err < 0) {
+ gpio_free(OLPC_GPIO_MIC_AC);
+ return err;
+ }
+ }
+
+ /* turn off the mic by default */
+ olpc_mic_bias(ac97, 0);
+ return 0;
+}
+
+void olpc_quirks_cleanup(void)
+{
+ gpio_free(OLPC_GPIO_MIC_AC);
+}
diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c b/sound/pci/cs5535audio/cs5535audio_pcm.c
index 5450a9e8f13..9c2dc911d8d 100644
--- a/sound/pci/cs5535audio/cs5535audio_pcm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pcm.c
@@ -23,9 +23,7 @@
*/
#include <linux/init.h>
-#include <linux/slab.h>
#include <linux/pci.h>
-#include <sound/driver.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/initval.h>
@@ -43,7 +41,6 @@ static struct snd_pcm_hardware snd_cs5535audio_playback =
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
- SNDRV_PCM_INFO_SYNC_START |
SNDRV_PCM_INFO_RESUME
),
.formats = (
@@ -71,8 +68,7 @@ static struct snd_pcm_hardware snd_cs5535audio_capture =
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
- SNDRV_PCM_INFO_MMAP_VALID |
- SNDRV_PCM_INFO_SYNC_START
+ SNDRV_PCM_INFO_MMAP_VALID
),
.formats = (
SNDRV_PCM_FMTBIT_S16_LE
@@ -100,9 +96,10 @@ static int snd_cs5535audio_playback_open(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;
runtime->hw = snd_cs5535audio_playback;
+ runtime->hw.rates = cs5535au->ac97->rates[AC97_RATES_FRONT_DAC];
+ snd_pcm_limit_hw_rates(runtime);
cs5535au->playback_substream = substream;
runtime->private_data = &(cs5535au->dmas[CS5535AUDIO_DMA_PLAYBACK]);
- snd_pcm_set_sync(substream);
if ((err = snd_pcm_hw_constraint_integer(runtime,
SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
return err;
@@ -151,8 +148,8 @@ static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au,
struct cs5535audio_dma_desc *desc =
&((struct cs5535audio_dma_desc *) dma->desc_buf.area)[i];
desc->addr = cpu_to_le32(addr);
- desc->size = cpu_to_le32(period_bytes);
- desc->ctlreserved = cpu_to_le32(PRD_EOP);
+ desc->size = cpu_to_le16(period_bytes);
+ desc->ctlreserved = cpu_to_le16(PRD_EOP);
desc_addr += sizeof(struct cs5535audio_dma_desc);
addr += period_bytes;
}
@@ -160,10 +157,11 @@ static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au,
lastdesc = &((struct cs5535audio_dma_desc *) dma->desc_buf.area)[periods];
lastdesc->addr = cpu_to_le32((u32) dma->desc_buf.addr);
lastdesc->size = 0;
- lastdesc->ctlreserved = cpu_to_le32(PRD_JMP);
+ lastdesc->ctlreserved = cpu_to_le16(PRD_JMP);
jmpprd_addr = cpu_to_le32(lastdesc->addr +
(sizeof(struct cs5535audio_dma_desc)*periods));
+ dma->substream = substream;
dma->period_bytes = period_bytes;
dma->periods = periods;
spin_lock_irq(&cs5535au->reg_lock);
@@ -241,6 +239,7 @@ static void cs5535audio_clear_dma_packets(struct cs5535audio *cs5535au,
{
snd_dma_free_pages(&dma->desc_buf);
dma->desc_buf.area = NULL;
+ dma->substream = NULL;
}
static int snd_cs5535audio_hw_params(struct snd_pcm_substream *substream,
@@ -260,6 +259,9 @@ static int snd_cs5535audio_hw_params(struct snd_pcm_substream *substream,
err = cs5535audio_build_dma_packets(cs5535au, dma, substream,
params_periods(hw_params),
params_period_bytes(hw_params));
+ if (!err)
+ dma->pcm_open_flag = 1;
+
return err;
}
@@ -268,6 +270,15 @@ static int snd_cs5535audio_hw_free(struct snd_pcm_substream *substream)
struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);
struct cs5535audio_dma *dma = substream->runtime->private_data;
+ if (dma->pcm_open_flag) {
+ if (substream == cs5535au->playback_substream)
+ snd_ac97_update_power(cs5535au->ac97,
+ AC97_PCM_FRONT_DAC_RATE, 0);
+ else
+ snd_ac97_update_power(cs5535au->ac97,
+ AC97_PCM_LR_ADC_RATE, 0);
+ dma->pcm_open_flag = 0;
+ }
cs5535audio_clear_dma_packets(cs5535au, dma, substream);
return snd_pcm_lib_free_pages(substream);
}
@@ -298,17 +309,15 @@ static int snd_cs5535audio_trigger(struct snd_pcm_substream *substream, int cmd)
break;
case SNDRV_PCM_TRIGGER_RESUME:
dma->ops->enable_dma(cs5535au);
- dma->suspended = 0;
break;
case SNDRV_PCM_TRIGGER_STOP:
dma->ops->disable_dma(cs5535au);
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
dma->ops->disable_dma(cs5535au);
- dma->suspended = 1;
break;
default:
- snd_printk(KERN_ERR "unhandled trigger\n");
+ dev_err(cs5535au->card->dev, "unhandled trigger\n");
err = -EINVAL;
break;
}
@@ -326,13 +335,13 @@ static snd_pcm_uframes_t snd_cs5535audio_pcm_pointer(struct snd_pcm_substream
dma = substream->runtime->private_data;
curdma = dma->ops->read_dma_pntr(cs5535au);
if (curdma < dma->buf_addr) {
- snd_printk(KERN_ERR "curdma=%x < %x bufaddr.\n",
+ dev_err(cs5535au->card->dev, "curdma=%x < %x bufaddr.\n",
curdma, dma->buf_addr);
return 0;
}
curdma -= dma->buf_addr;
if (curdma >= dma->buf_bytes) {
- snd_printk(KERN_ERR "diff=%x >= %x buf_bytes.\n",
+ dev_err(cs5535au->card->dev, "diff=%x >= %x buf_bytes.\n",
curdma, dma->buf_bytes);
return 0;
}
@@ -346,17 +355,21 @@ static int snd_cs5535audio_capture_open(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;
runtime->hw = snd_cs5535audio_capture;
+ runtime->hw.rates = cs5535au->ac97->rates[AC97_RATES_ADC];
+ snd_pcm_limit_hw_rates(runtime);
cs5535au->capture_substream = substream;
runtime->private_data = &(cs5535au->dmas[CS5535AUDIO_DMA_CAPTURE]);
- snd_pcm_set_sync(substream);
if ((err = snd_pcm_hw_constraint_integer(runtime,
SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
return err;
+ olpc_capture_open(cs5535au->ac97);
return 0;
}
static int snd_cs5535audio_capture_close(struct snd_pcm_substream *substream)
{
+ struct cs5535audio *cs5535au = snd_pcm_substream_chip(substream);
+ olpc_capture_close(cs5535au->ac97);
return 0;
}
@@ -409,7 +422,7 @@ static struct cs5535audio_dma_ops snd_cs5535audio_capture_dma_ops = {
.read_dma_pntr = cs5535audio_capture_read_dma_pntr,
};
-int __devinit snd_cs5535audio_pcm(struct cs5535audio *cs5535au)
+int snd_cs5535audio_pcm(struct cs5535audio *cs5535au)
{
struct snd_pcm *pcm;
int err;
diff --git a/sound/pci/cs5535audio/cs5535audio_pm.c b/sound/pci/cs5535audio/cs5535audio_pm.c
index aad0e69db9c..34cc60057d0 100644
--- a/sound/pci/cs5535audio/cs5535audio_pm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pm.c
@@ -19,10 +19,8 @@
*/
#include <linux/init.h>
-#include <linux/slab.h>
#include <linux/pci.h>
#include <linux/delay.h>
-#include <sound/driver.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/initval.h>
@@ -57,38 +55,49 @@ static void snd_cs5535audio_stop_hardware(struct cs5535audio *cs5535au)
}
-int snd_cs5535audio_suspend(struct pci_dev *pci, pm_message_t state)
+static int snd_cs5535audio_suspend(struct device *dev)
{
- struct snd_card *card = pci_get_drvdata(pci);
+ struct pci_dev *pci = to_pci_dev(dev);
+ struct snd_card *card = dev_get_drvdata(dev);
struct cs5535audio *cs5535au = card->private_data;
int i;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+ snd_pcm_suspend_all(cs5535au->pcm);
+ snd_ac97_suspend(cs5535au->ac97);
for (i = 0; i < NUM_CS5535AUDIO_DMAS; i++) {
struct cs5535audio_dma *dma = &cs5535au->dmas[i];
- if (dma && dma->substream && !dma->suspended)
+ if (dma && dma->substream)
dma->saved_prd = dma->ops->read_prd(cs5535au);
}
- snd_pcm_suspend_all(cs5535au->pcm);
- snd_ac97_suspend(cs5535au->ac97);
/* save important regs, then disable aclink in hw */
snd_cs5535audio_stop_hardware(cs5535au);
- pci_disable_device(pci);
- pci_save_state(pci);
+ if (pci_save_state(pci)) {
+ dev_err(dev, "pci_save_state failed!\n");
+ return -EIO;
+ }
+ pci_disable_device(pci);
+ pci_set_power_state(pci, PCI_D3hot);
return 0;
}
-int snd_cs5535audio_resume(struct pci_dev *pci)
+static int snd_cs5535audio_resume(struct device *dev)
{
- struct snd_card *card = pci_get_drvdata(pci);
+ struct pci_dev *pci = to_pci_dev(dev);
+ struct snd_card *card = dev_get_drvdata(dev);
struct cs5535audio *cs5535au = card->private_data;
u32 tmp;
int timeout;
int i;
+ pci_set_power_state(pci, PCI_D0);
pci_restore_state(pci);
- pci_enable_device(pci);
+ if (pci_enable_device(pci) < 0) {
+ dev_err(dev, "pci_enable_device failed, disabling device\n");
+ snd_card_disconnect(card);
+ return -EIO;
+ }
pci_set_master(pci);
/* set LNK_WRM_RST to reset AC link */
@@ -103,21 +112,22 @@ int snd_cs5535audio_resume(struct pci_dev *pci)
} while (--timeout);
if (!timeout)
- snd_printk(KERN_ERR "Failure getting AC Link ready\n");
+ dev_err(cs5535au->card->dev, "Failure getting AC Link ready\n");
- /* we depend on ac97 to perform the codec power up */
- snd_ac97_resume(cs5535au->ac97);
/* set up rate regs, dma. actual initiation is done in trig */
for (i = 0; i < NUM_CS5535AUDIO_DMAS; i++) {
struct cs5535audio_dma *dma = &cs5535au->dmas[i];
- if (dma && dma->substream && dma->suspended) {
+ if (dma && dma->substream) {
dma->substream->ops->prepare(dma->substream);
dma->ops->setup_prd(cs5535au, dma->saved_prd);
}
}
-
+
+ /* we depend on ac97 to perform the codec power up */
+ snd_ac97_resume(cs5535au->ac97);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
+SIMPLE_DEV_PM_OPS(snd_cs5535audio_pm, snd_cs5535audio_suspend, snd_cs5535audio_resume);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-07 23:18:54 +0000