Update of /cvsroot/alsa/alsa-driver/pci
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv29563/pci
Modified Files:
Kconfig Makefile bt87x.c
Log Message:
Moved bt87x driver from alsa-driver to alsa-kernel
Index: Kconfig
===================================================================
RCS file: /cvsroot/alsa/alsa-driver/pci/Kconfig,v
retrieving revision 1.9
retrieving revision 1.10
diff -u -r1.9 -r1.10
--- Kconfig 12 Jan 2004 14:40:21 -0000 1.9
+++ Kconfig 28 Jan 2004 18:55:42 -0000 1.10
@@ -29,13 +29,6 @@
help
Say 'Y' or 'M' to include support for Aureal Vortex 2 soundcards.
-config SND_BT87X
- tristate "Bt87x Audio Capture"
- depends on SND
- help
- Say 'Y' or 'M' to include support for recording audio from TV cards
- based on Brooktree Bt878/Bt879 chips.
-
config SND_INTEL8X0M
tristate "Intel i8x0/MX440; AMD768/8111 modems (EXPERIMENTAL)"
depends on SND && EXPERIMENTAL
Index: Makefile
===================================================================
RCS file: /cvsroot/alsa/alsa-driver/pci/Makefile,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -r1.15 -r1.16
--- Makefile 28 Jan 2004 18:43:16 -0000 1.15
+++ Makefile 28 Jan 2004 18:55:42 -0000 1.16
@@ -13,10 +13,8 @@
obj-$(CONFIG_SND) += pdplus/ mixart/ au88x0/
-snd-bt87x-objs := bt87x.o
snd-intel8x0m-objs := intel8x0m.o
-obj-$(CONFIG_SND_BT87X) += snd-bt87x.o
obj-$(CONFIG_SND_INTEL8X0M) += snd-intel8x0m.o
# Hack for FM801 && TEA575x
@@ -36,4 +34,3 @@
es1968.c: es1968.patch $(SND_TOPDIR)/alsa-kernel/pci/es1968.c
intel8x0.c: intel8x0.patch $(SND_TOPDIR)/alsa-kernel/pci/intel8x0.c
maestro3.c: maestro3.patch $(SND_TOPDIR)/alsa-kernel/pci/maestro3.c
-
Index: bt87x.c
===================================================================
RCS file: /cvsroot/alsa/alsa-driver/pci/bt87x.c,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- bt87x.c 21 Jan 2004 18:33:32 -0000 1.3
+++ bt87x.c 28 Jan 2004 18:55:42 -0000 1.4
@@ -1,893 +1,2 @@
-/*
- * bt87x.c - Brooktree Bt878/Bt879 driver for ALSA
- *
- * Copyright (c) Clemens Ladisch <[EMAIL PROTECTED]>
- *
- * based on btaudio.c by Gerd Knorr <[EMAIL PROTECTED]>
- *
- *
- * This driver 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.
- *
- * This driver is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <sound/driver.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/pci.h>
-#include <linux/slab.h>
-#include <asm/io.h>
-#include <asm/bitops.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/control.h>
-#define SNDRV_GET_ID
-#include <sound/initval.h>
-
-MODULE_AUTHOR("Clemens Ladisch <[EMAIL PROTECTED]>");
-MODULE_DESCRIPTION("Brooktree Bt87x audio driver");
-MODULE_LICENSE("GPL");
-MODULE_CLASSES("{sound}");
-MODULE_DEVICES("{{Brooktree,Bt878},"
- "{Brooktree,Bt879}}");
-
-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 this card */
-static int digital_rate[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 }; /* digital
input rate */
-
-MODULE_PARM(index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
-MODULE_PARM_DESC(index, "Index value for Bt87x soundcard");
-MODULE_PARM_SYNTAX(index, SNDRV_INDEX_DESC);
-MODULE_PARM(id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
-MODULE_PARM_DESC(id, "ID string for Bt87x soundcard");
-MODULE_PARM_SYNTAX(id, SNDRV_ID_DESC);
-MODULE_PARM(enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
-MODULE_PARM_DESC(enable, "Enable Bt87x soundcard");
-MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC);
-MODULE_PARM(digital_rate, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
-MODULE_PARM_DESC(digital_rate, "Digital input rate for Bt87x soundcard");
-MODULE_PARM_SYNTAX(digital_rate, SNDRV_ENABLED);
-
-
-#ifndef PCI_VENDOR_ID_BROOKTREE
-#define PCI_VENDOR_ID_BROOKTREE 0x109e
-#endif
-#ifndef PCI_DEVICE_ID_BROOKTREE_878
-#define PCI_DEVICE_ID_BROOKTREE_878 0x0878
-#endif
-#ifndef PCI_DEVICE_ID_BROOKTREE_879
-#define PCI_DEVICE_ID_BROOKTREE_879 0x0879
-#endif
-
-/* register offsets */
-#define REG_INT_STAT 0x100 /* interrupt status */
-#define REG_INT_MASK 0x104 /* interrupt mask */
-#define REG_GPIO_DMA_CTL 0x10c /* audio control */
-#define REG_PACKET_LEN 0x110 /* audio packet lengths */
-#define REG_RISC_STRT_ADD 0x114 /* RISC program start address */
-#define REG_RISC_COUNT 0x120 /* RISC program counter */
-
-/* interrupt bits */
-#define INT_OFLOW (1 << 3) /* audio A/D overflow */
-#define INT_RISCI (1 << 11) /* RISC instruction IRQ bit set */
-#define INT_FBUS (1 << 12) /* FIFO overrun due to bus access latency */
-#define INT_FTRGT (1 << 13) /* FIFO overrun due to target latency */
-#define INT_FDSR (1 << 14) /* FIFO data stream resynchronization */
-#define INT_PPERR (1 << 15) /* PCI parity error */
-#define INT_RIPERR (1 << 16) /* RISC instruction parity error */
-#define INT_PABORT (1 << 17) /* PCI master or target abort */
-#define INT_OCERR (1 << 18) /* invalid opcode */
-#define INT_SCERR (1 << 19) /* sync counter overflow */
-#define INT_RISC_EN (1 << 27) /* DMA controller running */
-#define INT_RISCS_SHIFT 28 /* RISC status bits */
-
-/* audio control bits */
-#define CTL_FIFO_ENABLE (1 << 0) /* enable audio data FIFO */
-#define CTL_RISC_ENABLE (1 << 1) /* enable audio DMA controller
*/
-#define CTL_PKTP_4 (0 << 2) /* packet mode FIFO trigger point - 4
DWORDs */
-#define CTL_PKTP_8 (1 << 2) /* 8 DWORDs */
-#define CTL_PKTP_16 (2 << 2) /* 16 DWORDs */
-#define CTL_ACAP_EN (1 << 4) /* enable audio capture */
-#define CTL_DA_APP (1 << 5) /* GPIO input */
-#define CTL_DA_IOM_AFE (0 << 6) /* audio A/D input */
-#define CTL_DA_IOM_DA (1 << 6) /* digital audio input */
-#define CTL_DA_SDR_SHIFT 8 /* DDF first stage decimation rate */
-#define CTL_DA_SDR_MASK (0xf<< 8)
-#define CTL_DA_LMT (1 << 12) /* limit audio data values */
-#define CTL_DA_ES2 (1 << 13) /* enable DDF stage 2 */
-#define CTL_DA_SBR (1 << 14) /* samples rounded to 8 bits */
-#define CTL_DA_DPM (1 << 15) /* data packet mode */
-#define CTL_DA_LRD_SHIFT 16 /* ALRCK delay */
-#define CTL_DA_MLB (1 << 21) /* MSB/LSB format */
-#define CTL_DA_LRI (1 << 22) /* left/right indication */
-#define CTL_DA_SCE (1 << 23) /* sample clock edge */
-#define CTL_A_SEL_STV (0 << 24) /* TV tuner audio input */
-#define CTL_A_SEL_SFM (1 << 24) /* FM audio input */
-#define CTL_A_SEL_SML (2 << 24) /* mic/line audio input */
-#define CTL_A_SEL_SMXC (3 << 24) /* MUX bypass */
-#define CTL_A_SEL_SHIFT 24
-#define CTL_A_SEL_MASK (3 << 24)
-#define CTL_A_PWRDN (1 << 26) /* analog audio power-down */
-#define CTL_A_G2X (1 << 27) /* audio gain boost */
-#define CTL_A_GAIN_SHIFT 28 /* audio input gain */
-#define CTL_A_GAIN_MASK (0xf<<28)
-
-/* RISC instruction opcodes */
-#define RISC_WRITE (0x1 << 28) /* write FIFO data to memory at address */
-#define RISC_WRITEC (0x5 << 28) /* write FIFO data to memory at current
address */
-#define RISC_SKIP (0x2 << 28) /* skip FIFO data */
-#define RISC_JUMP (0x7 << 28) /* jump to address */
-#define RISC_SYNC (0x8 << 28) /* synchronize with FIFO */
-
-/* RISC instruction bits */
-#define RISC_BYTES_ENABLE (0xf << 12) /* byte enable bits */
-#define RISC_RESYNC ( 1 << 15) /* disable FDSR errors */
-#define RISC_SET_STATUS_SHIFT 16 /* set status bits */
-#define RISC_RESET_STATUS_SHIFT 20 /* clear status bits */
-#define RISC_IRQ ( 1 << 24) /* interrupt */
-#define RISC_EOL ( 1 << 26) /* end of line */
-#define RISC_SOL ( 1 << 27) /* start of line */
-
-/* SYNC status bits values */
-#define RISC_SYNC_FM1 0x6
-#define RISC_SYNC_VRO 0xc
-
-#define ERROR_INTERRUPTS (INT_FBUS | INT_FTRGT | INT_PPERR | \
- INT_RIPERR | INT_PABORT | INT_OCERR)
-#define MY_INTERRUPTS (INT_RISCI | ERROR_INTERRUPTS)
-
-/* SYNC, one WRITE per line, one extra WRITE per page boundary, SYNC, JUMP */
-#define MAX_RISC_SIZE ((1 + 255 + (PAGE_ALIGN(255 * 4092) / PAGE_SIZE - 1) + 1 + 1) *
8)
-
-#define chip_t bt87x_t
-typedef struct snd_bt87x bt87x_t;
-struct snd_bt87x {
- snd_card_t *card;
- struct pci_dev *pci;
-
- void *mmio;
- struct resource *res_mmio;
- int irq;
-
- int dig_rate;
-
- spinlock_t reg_lock;
- long opened;
- snd_pcm_substream_t *substream;
-
- u32 *risc;
- dma_addr_t risc_dma;
- unsigned int line_bytes;
- unsigned int lines;
-
- u32 reg_control;
- int current_line;
-};
-
-enum { DEVICE_DIGITAL, DEVICE_ANALOG };
-
-static inline u32 snd_bt87x_readl(bt87x_t *chip, u32 reg)
-{
- return readl(chip->mmio + reg);
-}
-
-static inline void snd_bt87x_writel(bt87x_t *chip, u32 reg, u32 value)
-{
- writel(value, chip->mmio + reg);
-}
-
-static int snd_bt87x_create_risc(bt87x_t *chip, snd_pcm_substream_t *substream,
- unsigned int periods, unsigned int period_bytes)
-{
- struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream);
- unsigned int i, offset;
- u32 *risc;
-
- if (!chip->risc) {
- chip->risc = (u32*)snd_malloc_pci_pages
- (chip->pci, PAGE_ALIGN(MAX_RISC_SIZE), &chip->risc_dma);
- if (!chip->risc)
- return -ENOMEM;
- }
- risc = chip->risc;
- offset = 0;
- *risc++ = cpu_to_le32(RISC_SYNC | RISC_SYNC_FM1);
- *risc++ = cpu_to_le32(0);
- for (i = 0; i < periods; ++i) {
- u32 rest;
-
- rest = period_bytes;
- do {
- u32 cmd, len;
-
- len = PAGE_SIZE - (offset % PAGE_SIZE);
- if (len > rest)
- len = rest;
- cmd = RISC_WRITE | len;
- if (rest == period_bytes) {
- u32 block = i * 16 / periods;
- cmd |= RISC_SOL;
- cmd |= block << RISC_SET_STATUS_SHIFT;
- cmd |= (~block & 0xf) << RISC_RESET_STATUS_SHIFT;
- }
- if (len == rest)
- cmd |= RISC_EOL | RISC_IRQ;
- *risc++ = cpu_to_le32(cmd);
- *risc++ = cpu_to_le32((u32)snd_pcm_sgbuf_get_addr(sgbuf,
offset));
- offset += len;
- rest -= len;
- } while (rest > 0);
- }
- *risc++ = cpu_to_le32(RISC_SYNC | RISC_SYNC_VRO);
- *risc++ = cpu_to_le32(0);
- *risc++ = cpu_to_le32(RISC_JUMP);
- *risc++ = cpu_to_le32(chip->risc_dma);
- chip->line_bytes = period_bytes;
- chip->lines = periods;
- return 0;
-}
-
-static void snd_bt87x_free_risc(bt87x_t *chip)
-{
- if (chip->risc) {
- snd_free_pci_pages(chip->pci, PAGE_ALIGN(MAX_RISC_SIZE),
- chip->risc, chip->risc_dma);
- chip->risc = NULL;
- }
-}
-
-static irqreturn_t snd_bt87x_interrupt(int irq, void *dev_id, struct pt_regs *regs)
-{
- bt87x_t *chip = snd_magic_cast(bt87x_t, dev_id, return IRQ_NONE);
- unsigned int status;
-
- status = snd_bt87x_readl(chip, REG_INT_STAT);
- if (!(status & MY_INTERRUPTS))
- return IRQ_NONE;
- snd_bt87x_writel(chip, REG_INT_STAT, status & MY_INTERRUPTS);
-
- if (status & ERROR_INTERRUPTS) {
- if (status & (INT_FBUS | INT_FTRGT))
- snd_printk(KERN_WARNING "FIFO overrun, status %#08x\n",
status);
- if (status & INT_OCERR)
- snd_printk(KERN_ERR "internal RISC error, status %#08x\n",
status);
- if (status & (INT_PPERR | INT_RIPERR | INT_PABORT)) {
- u16 pci_status;
- pci_read_config_word(chip->pci, PCI_STATUS, &pci_status);
- pci_write_config_word(chip->pci, PCI_STATUS, pci_status &
- (PCI_STATUS_PARITY |
PCI_STATUS_SIG_TARGET_ABORT |
- PCI_STATUS_REC_TARGET_ABORT |
PCI_STATUS_REC_MASTER_ABORT |
- PCI_STATUS_SIG_SYSTEM_ERROR |
PCI_STATUS_DETECTED_PARITY));
- snd_printk(KERN_ERR "Aieee - PCI error! status %#08x, PCI
status %#04x\n",
- status, pci_status);
- }
- }
- if (status & INT_RISCI) {
- int current_block, irq_block;
-
- /* assume that exactly one line has been recorded */
- chip->current_line = (chip->current_line + 1) % chip->lines;
- /* but check if some interrupts have been skipped */
- current_block = chip->current_line * 16 / chip->lines;
- irq_block = status >> INT_RISCS_SHIFT;
- if (current_block != irq_block)
- chip->current_line = (irq_block * chip->lines + 15) / 16;
-
- snd_pcm_period_elapsed(chip->substream);
- }
- return IRQ_HANDLED;
-}
-
-static snd_pcm_hardware_t snd_bt87x_digital_hw = {
- .info = SNDRV_PCM_INFO_MMAP |
- SNDRV_PCM_INFO_INTERLEAVED |
- SNDRV_PCM_INFO_BLOCK_TRANSFER |
- SNDRV_PCM_INFO_MMAP_VALID,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
- .rates = 0, /* set at runtime */
- .channels_min = 2,
- .channels_max = 2,
- .buffer_bytes_max = 255 * 4092,
- .period_bytes_min = 32,
- .period_bytes_max = 4092,
- .periods_min = 2,
- .periods_max = 255,
-};
-
-static snd_pcm_hardware_t snd_bt87x_analog_hw = {
- .info = SNDRV_PCM_INFO_MMAP |
- SNDRV_PCM_INFO_INTERLEAVED |
- SNDRV_PCM_INFO_BLOCK_TRANSFER |
- SNDRV_PCM_INFO_MMAP_VALID,
- .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8,
- .rates = SNDRV_PCM_RATE_KNOT,
- .rate_min = 119467,
- .rate_max = 448000,
- .channels_min = 1,
- .channels_max = 1,
- .buffer_bytes_max = 255 * 4092,
- .period_bytes_min = 32,
- .period_bytes_max = 4092,
- .periods_min = 2,
- .periods_max = 255,
-};
-
-static int snd_bt87x_set_digital_hw(bt87x_t *chip, snd_pcm_runtime_t *runtime)
-{
- static struct {
- int rate;
- unsigned int bit;
- } ratebits[] = {
- {8000, SNDRV_PCM_RATE_8000},
- {11025, SNDRV_PCM_RATE_11025},
- {16000, SNDRV_PCM_RATE_16000},
- {22050, SNDRV_PCM_RATE_22050},
- {32000, SNDRV_PCM_RATE_32000},
- {44100, SNDRV_PCM_RATE_44100},
- {48000, SNDRV_PCM_RATE_48000}
- };
- int i;
-
- chip->reg_control |= CTL_DA_IOM_DA;
- runtime->hw = snd_bt87x_digital_hw;
- runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
- for (i = 0; i < ARRAY_SIZE(ratebits); ++i)
- if (chip->dig_rate == ratebits[i].rate) {
- runtime->hw.rates = ratebits[i].bit;
- break;
- }
- runtime->hw.rate_min = chip->dig_rate;
- runtime->hw.rate_max = chip->dig_rate;
- return 0;
-}
-
-static int snd_bt87x_set_analog_hw(bt87x_t *chip, snd_pcm_runtime_t *runtime)
-{
- static unsigned int rates[] = {
- 119467, 128000, 137846, 149333, 162909, 179200,
- 199111, 224000, 256000, 298667, 358400, 448000
- };
- static snd_pcm_hw_constraint_list_t constraint_rates = {
- .count = ARRAY_SIZE(rates),
- .list = rates,
- .mask = 0,
- };
-
- chip->reg_control &= ~CTL_DA_IOM_DA;
- runtime->hw = snd_bt87x_analog_hw;
- return snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
- &constraint_rates);
-}
-
-static int snd_bt87x_pcm_open(snd_pcm_substream_t *substream)
-{
- bt87x_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- int err;
-
- if (test_and_set_bit(0, &chip->opened))
- return -EBUSY;
-
- if (substream->pcm->device == DEVICE_DIGITAL)
- err = snd_bt87x_set_digital_hw(chip, runtime);
- else
- err = snd_bt87x_set_analog_hw(chip, runtime);
- if (err < 0)
- goto _error;
-
- err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
- if (err < 0)
- goto _error;
-
- chip->substream = substream;
- return 0;
-
-_error:
- clear_bit(0, &chip->opened);
- smp_mb__after_clear_bit();
- return err;
-}
-
-static int snd_bt87x_close(snd_pcm_substream_t *substream)
-{
- bt87x_t *chip = snd_pcm_substream_chip(substream);
-
- chip->substream = NULL;
- clear_bit(0, &chip->opened);
- smp_mb__after_clear_bit();
- return 0;
-}
-
-static int snd_bt87x_hw_params(snd_pcm_substream_t *substream,
- snd_pcm_hw_params_t *hw_params)
-{
- bt87x_t *chip = snd_pcm_substream_chip(substream);
- int err;
-
- err = snd_pcm_lib_malloc_pages(substream,
- params_buffer_bytes(hw_params));
- if (err < 0)
- return err;
- return snd_bt87x_create_risc(chip, substream,
- params_periods(hw_params),
- params_period_bytes(hw_params));
-}
-
-static int snd_bt87x_hw_free(snd_pcm_substream_t *substream)
-{
- bt87x_t *chip = snd_pcm_substream_chip(substream);
-
- snd_bt87x_free_risc(chip);
- snd_pcm_lib_free_pages(substream);
- return 0;
-}
-
-static int snd_bt87x_prepare(snd_pcm_substream_t *substream)
-{
- bt87x_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- unsigned long flags;
- int decimation;
-
- spin_lock_irqsave(&chip->reg_lock, flags);
- chip->reg_control &= ~(CTL_DA_SDR_MASK | CTL_DA_SBR);
- decimation = (1792000 + 5) / runtime->rate;
- chip->reg_control |= decimation << CTL_DA_SDR_SHIFT;
- if (runtime->format == SNDRV_PCM_FORMAT_S8)
- chip->reg_control |= CTL_DA_SBR;
- snd_bt87x_writel(chip, REG_GPIO_DMA_CTL, chip->reg_control);
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return 0;
-}
-
-static int snd_bt87x_start(bt87x_t *chip)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&chip->reg_lock, flags);
- chip->current_line = 0;
- chip->reg_control |= CTL_FIFO_ENABLE | CTL_RISC_ENABLE | CTL_ACAP_EN;
- snd_bt87x_writel(chip, REG_RISC_STRT_ADD, chip->risc_dma);
- snd_bt87x_writel(chip, REG_PACKET_LEN,
- chip->line_bytes | (chip->lines << 16));
- snd_bt87x_writel(chip, REG_INT_MASK, MY_INTERRUPTS);
- snd_bt87x_writel(chip, REG_GPIO_DMA_CTL, chip->reg_control);
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return 0;
-}
-
-static int snd_bt87x_stop(bt87x_t *chip)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&chip->reg_lock, flags);
- chip->reg_control &= ~(CTL_FIFO_ENABLE | CTL_RISC_ENABLE | CTL_ACAP_EN);
- snd_bt87x_writel(chip, REG_GPIO_DMA_CTL, chip->reg_control);
- snd_bt87x_writel(chip, REG_INT_MASK, 0);
- snd_bt87x_writel(chip, REG_INT_STAT, MY_INTERRUPTS);
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return 0;
-}
-
-static int snd_bt87x_trigger(snd_pcm_substream_t *substream, int cmd)
-{
- bt87x_t *chip = snd_pcm_substream_chip(substream);
-
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
- return snd_bt87x_start(chip);
- case SNDRV_PCM_TRIGGER_STOP:
- return snd_bt87x_stop(chip);
- default:
- return -EINVAL;
- }
-}
-
-static snd_pcm_uframes_t snd_bt87x_pointer(snd_pcm_substream_t *substream)
-{
- bt87x_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
-
- return (snd_pcm_uframes_t)bytes_to_frames(runtime, chip->current_line *
chip->line_bytes);
-}
-
-static snd_pcm_ops_t snd_bt87x_pcm_ops = {
- .open = snd_bt87x_pcm_open,
- .close = snd_bt87x_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_bt87x_hw_params,
- .hw_free = snd_bt87x_hw_free,
- .prepare = snd_bt87x_prepare,
- .trigger = snd_bt87x_trigger,
- .pointer = snd_bt87x_pointer,
- .page = snd_pcm_sgbuf_ops_page,
-};
-
-static int snd_bt87x_capture_volume_info(snd_kcontrol_t *kcontrol,
snd_ctl_elem_info_t *info)
-{
- info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
- info->count = 1;
- info->value.integer.min = 0;
- info->value.integer.max = 15;
- return 0;
-}
-
-static int snd_bt87x_capture_volume_get(snd_kcontrol_t *kcontrol,
snd_ctl_elem_value_t *value)
-{
- bt87x_t *chip = snd_kcontrol_chip(kcontrol);
-
- value->value.integer.value[0] = (chip->reg_control & CTL_A_GAIN_MASK) >>
CTL_A_GAIN_SHIFT;
- return 0;
-}
-
-static int snd_bt87x_capture_volume_put(snd_kcontrol_t *kcontrol,
snd_ctl_elem_value_t *value)
-{
- bt87x_t *chip = snd_kcontrol_chip(kcontrol);
- unsigned long flags;
- u32 old_control;
- int changed;
-
- spin_lock_irqsave(&chip->reg_lock, flags);
- old_control = chip->reg_control;
- chip->reg_control = (chip->reg_control & ~CTL_A_GAIN_MASK)
- | (value->value.integer.value[0] << CTL_A_GAIN_SHIFT);
- snd_bt87x_writel(chip, REG_GPIO_DMA_CTL, chip->reg_control);
- changed = old_control != chip->reg_control;
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return changed;
-}
-
-static snd_kcontrol_new_t snd_bt87x_capture_volume = {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "Capture Volume",
- .info = snd_bt87x_capture_volume_info,
- .get = snd_bt87x_capture_volume_get,
- .put = snd_bt87x_capture_volume_put,
-};
-
-static int snd_bt87x_capture_boost_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t
*info)
-{
- info->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
- info->count = 1;
- info->value.integer.min = 0;
- info->value.integer.max = 1;
- return 0;
-}
-
-static int snd_bt87x_capture_boost_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t
*value)
-{
- bt87x_t *chip = snd_kcontrol_chip(kcontrol);
-
- value->value.integer.value[0] = !! (chip->reg_control & CTL_A_G2X);
- return 0;
-}
-
-static int snd_bt87x_capture_boost_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t
*value)
-{
- bt87x_t *chip = snd_kcontrol_chip(kcontrol);
- unsigned long flags;
- u32 old_control;
- int changed;
-
- spin_lock_irqsave(&chip->reg_lock, flags);
- old_control = chip->reg_control;
- chip->reg_control = (chip->reg_control & ~CTL_A_G2X)
- | (value->value.integer.value[0] ? CTL_A_G2X : 0);
- snd_bt87x_writel(chip, REG_GPIO_DMA_CTL, chip->reg_control);
- changed = chip->reg_control != old_control;
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return changed;
-}
-
-static snd_kcontrol_new_t snd_bt87x_capture_boost = {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "Capture Boost",
- .info = snd_bt87x_capture_boost_info,
- .get = snd_bt87x_capture_boost_get,
- .put = snd_bt87x_capture_boost_put,
-};
-
-static int snd_bt87x_capture_source_info(snd_kcontrol_t *kcontrol,
snd_ctl_elem_info_t *info)
-{
- static char *texts[3] = {"TV Tuner", "FM", "Mic/Line"};
-
- info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- info->count = 1;
- info->value.enumerated.items = 3;
- if (info->value.enumerated.item > 2)
- info->value.enumerated.item = 2;
- strcpy(info->value.enumerated.name, texts[info->value.enumerated.item]);
- return 0;
-}
-
-static int snd_bt87x_capture_source_get(snd_kcontrol_t *kcontrol,
snd_ctl_elem_value_t *value)
-{
- bt87x_t *chip = snd_kcontrol_chip(kcontrol);
-
- value->value.enumerated.item[0] = (chip->reg_control & CTL_A_SEL_MASK) >>
CTL_A_SEL_SHIFT;
- return 0;
-}
-
-static int snd_bt87x_capture_source_put(snd_kcontrol_t *kcontrol,
snd_ctl_elem_value_t *value)
-{
- bt87x_t *chip = snd_kcontrol_chip(kcontrol);
- unsigned long flags;
- u32 old_control;
- int changed;
-
- spin_lock_irqsave(&chip->reg_lock, flags);
- old_control = chip->reg_control;
- chip->reg_control = (chip->reg_control & ~CTL_A_SEL_MASK)
- | (value->value.enumerated.item[0] << CTL_A_SEL_SHIFT);
- snd_bt87x_writel(chip, REG_GPIO_DMA_CTL, chip->reg_control);
- changed = chip->reg_control != old_control;
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return changed;
-}
-
-static snd_kcontrol_new_t snd_bt87x_capture_source = {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "Capture Source",
- .info = snd_bt87x_capture_source_info,
- .get = snd_bt87x_capture_source_get,
- .put = snd_bt87x_capture_source_put,
-};
-
-static int snd_bt87x_free(bt87x_t *chip)
-{
- if (chip->mmio) {
- snd_bt87x_stop(chip);
- if (chip->irq >= 0)
- synchronize_irq(chip->irq);
-
- iounmap(chip->mmio);
- }
- if (chip->res_mmio) {
- release_resource(chip->res_mmio);
- kfree_nocheck(chip->res_mmio);
- }
- if (chip->irq >= 0)
- free_irq(chip->irq, chip);
- snd_magic_kfree(chip);
- return 0;
-}
-
-static int snd_bt87x_dev_free(snd_device_t *device)
-{
- bt87x_t *chip = snd_magic_cast(bt87x_t, device->device_data, return -ENXIO);
- return snd_bt87x_free(chip);
-}
-
-static int __devinit snd_bt87x_pcm(bt87x_t *chip, int device, char *name)
-{
- int err;
- snd_pcm_t *pcm;
-
- err = snd_pcm_new(chip->card, name, device, 0, 1, &pcm);
- if (err < 0)
- return err;
- pcm->private_data = chip;
- strcpy(pcm->name, name);
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_bt87x_pcm_ops);
- return snd_pcm_lib_preallocate_sg_pages_for_all(chip->pci, pcm,
- 128 * 1024,
- (255 * 4092 + 1023) & ~1023);
-}
-
-static int __devinit snd_bt87x_create(snd_card_t *card,
- struct pci_dev *pci,
- bt87x_t **rchip)
-{
- bt87x_t *chip;
- int err;
- static snd_device_ops_t ops = {
- .dev_free = snd_bt87x_dev_free
- };
-
- *rchip = NULL;
-
- err = pci_enable_device(pci);
- if (err < 0)
- return err;
-
- chip = snd_magic_kcalloc(bt87x_t, 0, GFP_KERNEL);
- if (!chip)
- return -ENOMEM;
- chip->card = card;
- chip->pci = pci;
- chip->irq = -1;
- spin_lock_init(&chip->reg_lock);
-
- chip->res_mmio = request_mem_region(pci_resource_start(pci, 0),
- pci_resource_len(pci, 0),
- "Bt87x audio");
- if (!chip->res_mmio) {
- snd_bt87x_free(chip);
- snd_printk(KERN_ERR "cannot allocate io memory\n");
- return -EBUSY;
- }
- chip->mmio = ioremap_nocache(pci_resource_start(pci, 0),
- pci_resource_len(pci, 0));
- if (!chip->mmio) {
- snd_bt87x_free(chip);
- snd_printk(KERN_ERR "cannot remap io memory\n");
- return -ENOMEM;
- }
-
- chip->reg_control = CTL_DA_ES2 | CTL_PKTP_16 | (15 << CTL_DA_SDR_SHIFT);
- snd_bt87x_writel(chip, REG_GPIO_DMA_CTL, chip->reg_control);
- snd_bt87x_writel(chip, REG_INT_MASK, 0);
- snd_bt87x_writel(chip, REG_INT_STAT, MY_INTERRUPTS);
-
- if (request_irq(pci->irq, snd_bt87x_interrupt, SA_INTERRUPT | SA_SHIRQ,
- "Bt87x audio", chip)) {
- snd_bt87x_free(chip);
- snd_printk(KERN_ERR "cannot grab irq\n");
- return -EBUSY;
- }
- chip->irq = pci->irq;
- pci_set_master(pci);
- synchronize_irq(chip->irq);
-
- err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
- if (err < 0) {
- snd_bt87x_free(chip);
- return err;
- }
- snd_card_set_dev(card, &pci->dev);
- *rchip = chip;
- return 0;
-}
-
-static int __devinit snd_bt87x_probe(struct pci_dev *pci,
- const struct pci_device_id *pci_id)
-{
- static int dev;
- snd_card_t *card;
- bt87x_t *chip;
- int err;
-
- if (dev >= SNDRV_CARDS)
- return -ENODEV;
- if (!enable[dev]) {
- ++dev;
- return -ENOENT;
- }
-
- card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
- if (!card)
- return -ENOMEM;
-
- err = snd_bt87x_create(card, pci, &chip);
- if (err < 0)
- goto _error;
-
- if (digital_rate[dev] > 0)
- chip->dig_rate = digital_rate[dev];
- else
- chip->dig_rate = (int)pci_id->driver_data;
-
- err = snd_bt87x_pcm(chip, DEVICE_DIGITAL, "Bt87x Digital");
- if (err < 0)
- goto _error;
- err = snd_bt87x_pcm(chip, DEVICE_ANALOG, "Bt87x Analog");
- if (err < 0)
- goto _error;
-
- err = snd_ctl_add(card, snd_ctl_new1(&snd_bt87x_capture_volume, chip));
- if (err < 0)
- goto _error;
- err = snd_ctl_add(card, snd_ctl_new1(&snd_bt87x_capture_boost, chip));
- if (err < 0)
- goto _error;
- err = snd_ctl_add(card, snd_ctl_new1(&snd_bt87x_capture_source, chip));
- if (err < 0)
- goto _error;
-
- strcpy(card->driver, "Bt87x");
- sprintf(card->shortname, "Brooktree Bt%x", pci->device);
- sprintf(card->longname, "%s at %#lx, irq %i",
- card->shortname, pci_resource_start(pci, 0), chip->irq);
- strcpy(card->mixername, "Bt87x");
-
- err = snd_card_register(card);
- if (err < 0)
- goto _error;
-
- pci_set_drvdata(pci, chip);
- ++dev;
- return 0;
-
-_error:
- snd_card_free(card);
- return err;
-}
-
-static void __devexit snd_bt87x_remove(struct pci_dev *pci)
-{
- bt87x_t *chip = snd_magic_cast(bt87x_t, pci_get_drvdata(pci), return);
- if (chip)
- snd_card_free(chip->card);
- pci_set_drvdata(pci, NULL);
-}
-
-#define BT_DEVICE(chip, subvend, subdev, rate) \
- { .vendor = PCI_VENDOR_ID_BROOKTREE, \
- .device = PCI_DEVICE_ID_BROOKTREE_##chip, \
- .subvendor = subvend, .subdevice = subdev, \
- .driver_data = rate }
-
-/* driver_data is the default digital_rate value for that device */
-static struct pci_device_id snd_bt87x_ids[] = {
- BT_DEVICE(878, 0x0070, 0xff01, 44100), /* Osprey 200 */
-
- /* default entries for 32kHz and generic Bt87x cards */
- BT_DEVICE(878, PCI_ANY_ID, PCI_ANY_ID, 32000),
- BT_DEVICE(879, PCI_ANY_ID, PCI_ANY_ID, 32000),
- { }
-};
-MODULE_DEVICE_TABLE(pci, snd_bt87x_ids);
-
-static struct pci_driver driver = {
- .name = "Bt87x",
- .id_table = snd_bt87x_ids,
- .probe = snd_bt87x_probe,
- .remove = __devexit_p(snd_bt87x_remove),
-};
-
-static int __init alsa_card_bt87x_init(void)
-{
- int err;
-
- err = pci_module_init(&driver);
- if (err < 0) {
-#ifdef MODULE
- printk(KERN_ERR "Bt87x soundcard not found or device busy\n");
-#endif
- return err;
- }
- return 0;
-}
-
-static void __exit alsa_card_bt87x_exit(void)
-{
- pci_unregister_driver(&driver);
-}
-
-module_init(alsa_card_bt87x_init)
-module_exit(alsa_card_bt87x_exit)
-
-#ifndef MODULE
-
-/* format is: snd-bt87x=enable,index,id */
-
-static int __init alsa_card_bt87x_setup(char *str)
-{
- static unsigned __initdata nr_dev = 0;
-
- if (nr_dev >= SNDRV_CARDS)
- return 0;
- (void)(get_option(&str,&enable[nr_dev]) == 2 &&
- get_option(&str,&index[nr_dev]) == 2 &&
- get_id(&str,&id[nr_dev]) == 2);
- nr_dev++;
- return 1;
-}
-
-__setup("snd-bt87x=", alsa_card_bt87x_setup);
-
-#endif /* ifndef MODULE */
-
+#include "../alsa-kernel/pci/bt87x.c"
EXPORT_NO_SYMBOLS;
-------------------------------------------------------
The SF.Net email is sponsored by EclipseCon 2004
Premiere Conference on Open Tools Development and Integration
See the breadth of Eclipse activity. February 3-5 in Anaheim, CA.
http://www.eclipsecon.org/osdn
_______________________________________________
Alsa-cvslog mailing list
[EMAIL PROTECTED]
https://lists.sourceforge.net/lists/listinfo/alsa-cvslog
