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-rw-r--r--sound/pci/fm801.c371
1 files changed, 79 insertions, 292 deletions
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index e1baad74ea4b..eacd4901a308 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -38,7 +38,6 @@
#ifdef CONFIG_SND_FM801_TEA575X_BOOL
#include <sound/tea575x-tuner.h>
-#define TEA575X_RADIO 1
#endif
MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
@@ -53,7 +52,7 @@ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card *
/*
* Enable TEA575x tuner
* 1 = MediaForte 256-PCS
- * 2 = MediaForte 256-PCPR
+ * 2 = MediaForte 256-PCP
* 3 = MediaForte 64-PCR
* 16 = setup tuner only (this is additional bit), i.e. SF64-PCR FM card
* High 16-bits are video (radio) device number + 1
@@ -67,7 +66,7 @@ MODULE_PARM_DESC(id, "ID string for the FM801 soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable FM801 soundcard.");
module_param_array(tea575x_tuner, int, NULL, 0444);
-MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (1 = SF256-PCS, 2=SF256-PCPR, 3=SF64-PCR, +16=tuner-only).");
+MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (0 = auto, 1 = SF256-PCS, 2=SF256-PCP, 3=SF64-PCR, 8=disable, +16=tuner-only).");
#define TUNER_ONLY (1<<4)
#define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF)
@@ -196,7 +195,7 @@ struct fm801 {
spinlock_t reg_lock;
struct snd_info_entry *proc_entry;
-#ifdef TEA575X_RADIO
+#ifdef CONFIG_SND_FM801_TEA575X_BOOL
struct snd_tea575x tea;
#endif
@@ -715,310 +714,89 @@ static int __devinit snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pc
* TEA5757 radio
*/
-#ifdef TEA575X_RADIO
-
-/* 256PCS GPIO numbers */
-#define TEA_256PCS_DATA 1
-#define TEA_256PCS_WRITE_ENABLE 2 /* inverted */
-#define TEA_256PCS_BUS_CLOCK 3
-
-static void snd_fm801_tea575x_256pcs_write(struct snd_tea575x *tea, unsigned int val)
-{
- struct fm801 *chip = tea->private_data;
- unsigned short reg;
- int i = 25;
+#ifdef CONFIG_SND_FM801_TEA575X_BOOL
- spin_lock_irq(&chip->reg_lock);
- reg = inw(FM801_REG(chip, GPIO_CTRL));
- /* use GPIO lines and set write enable bit */
- reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
- FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
- FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK);
- /* all of lines are in the write direction */
- /* clear data and clock lines */
- reg &= ~(FM801_GPIO_GD(TEA_256PCS_DATA) |
- FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
- FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_256PCS_DATA) |
- FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE));
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
-
- while (i--) {
- if (val & (1 << i))
- reg |= FM801_GPIO_GP(TEA_256PCS_DATA);
- else
- reg &= ~FM801_GPIO_GP(TEA_256PCS_DATA);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- }
+/* GPIO to TEA575x maps */
+struct snd_fm801_tea575x_gpio {
+ u8 data, clk, wren, most;
+ char *name;
+};
- /* and reset the write enable bit */
- reg |= FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE) |
- FM801_GPIO_GP(TEA_256PCS_DATA);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- spin_unlock_irq(&chip->reg_lock);
-}
+static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = {
+ { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" },
+ { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" },
+ { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" },
+};
-static unsigned int snd_fm801_tea575x_256pcs_read(struct snd_tea575x *tea)
+static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins)
{
struct fm801 *chip = tea->private_data;
- unsigned short reg;
- unsigned int val = 0;
- int i;
-
- spin_lock_irq(&chip->reg_lock);
- reg = inw(FM801_REG(chip, GPIO_CTRL));
- /* use GPIO lines, set data direction to input */
- reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
- FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
- FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK) |
- FM801_GPIO_GD(TEA_256PCS_DATA) |
- FM801_GPIO_GP(TEA_256PCS_DATA) |
- FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE);
- /* all of lines are in the write direction, except data */
- /* clear data, write enable and clock lines */
- reg &= ~(FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
- FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK));
-
- for (i = 0; i < 24; i++) {
- reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- val <<= 1;
- if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCS_DATA))
- val |= 1;
- }
+ unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
+ struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
- spin_unlock_irq(&chip->reg_lock);
+ reg &= ~(FM801_GPIO_GP(gpio.data) |
+ FM801_GPIO_GP(gpio.clk) |
+ FM801_GPIO_GP(gpio.wren));
- return val;
-}
+ reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0;
+ reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0;
+ /* WRITE_ENABLE is inverted */
+ reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren);
-/* 256PCPR GPIO numbers */
-#define TEA_256PCPR_BUS_CLOCK 0
-#define TEA_256PCPR_DATA 1
-#define TEA_256PCPR_WRITE_ENABLE 2 /* inverted */
-
-static void snd_fm801_tea575x_256pcpr_write(struct snd_tea575x *tea, unsigned int val)
-{
- struct fm801 *chip = tea->private_data;
- unsigned short reg;
- int i = 25;
-
- spin_lock_irq(&chip->reg_lock);
- reg = inw(FM801_REG(chip, GPIO_CTRL));
- /* use GPIO lines and set write enable bit */
- reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
- FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
- FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK);
- /* all of lines are in the write direction */
- /* clear data and clock lines */
- reg &= ~(FM801_GPIO_GD(TEA_256PCPR_DATA) |
- FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
- FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_256PCPR_DATA) |
- FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE));
outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
-
- while (i--) {
- if (val & (1 << i))
- reg |= FM801_GPIO_GP(TEA_256PCPR_DATA);
- else
- reg &= ~FM801_GPIO_GP(TEA_256PCPR_DATA);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- }
-
- /* and reset the write enable bit */
- reg |= FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE) |
- FM801_GPIO_GP(TEA_256PCPR_DATA);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- spin_unlock_irq(&chip->reg_lock);
}
-static unsigned int snd_fm801_tea575x_256pcpr_read(struct snd_tea575x *tea)
+static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea)
{
struct fm801 *chip = tea->private_data;
- unsigned short reg;
- unsigned int val = 0;
- int i;
-
- spin_lock_irq(&chip->reg_lock);
- reg = inw(FM801_REG(chip, GPIO_CTRL));
- /* use GPIO lines, set data direction to input */
- reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
- FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
- FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK) |
- FM801_GPIO_GD(TEA_256PCPR_DATA) |
- FM801_GPIO_GP(TEA_256PCPR_DATA) |
- FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE);
- /* all of lines are in the write direction, except data */
- /* clear data, write enable and clock lines */
- reg &= ~(FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
- FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK));
-
- for (i = 0; i < 24; i++) {
- reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- val <<= 1;
- if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCPR_DATA))
- val |= 1;
- }
+ unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
+ struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
- spin_unlock_irq(&chip->reg_lock);
-
- return val;
+ return (reg & FM801_GPIO_GP(gpio.data)) ? TEA575X_DATA : 0 |
+ (reg & FM801_GPIO_GP(gpio.most)) ? TEA575X_MOST : 0;
}
-/* 64PCR GPIO numbers */
-#define TEA_64PCR_BUS_CLOCK 0
-#define TEA_64PCR_WRITE_ENABLE 1 /* inverted */
-#define TEA_64PCR_DATA 2
-
-static void snd_fm801_tea575x_64pcr_write(struct snd_tea575x *tea, unsigned int val)
+static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output)
{
struct fm801 *chip = tea->private_data;
- unsigned short reg;
- int i = 25;
+ unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
+ struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
- spin_lock_irq(&chip->reg_lock);
- reg = inw(FM801_REG(chip, GPIO_CTRL));
/* use GPIO lines and set write enable bit */
- reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
- FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
- FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK);
- /* all of lines are in the write direction */
- /* clear data and clock lines */
- reg &= ~(FM801_GPIO_GD(TEA_64PCR_DATA) |
- FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
- FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_64PCR_DATA) |
- FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE));
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
-
- while (i--) {
- if (val & (1 << i))
- reg |= FM801_GPIO_GP(TEA_64PCR_DATA);
- else
- reg &= ~FM801_GPIO_GP(TEA_64PCR_DATA);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
+ reg |= FM801_GPIO_GS(gpio.data) |
+ FM801_GPIO_GS(gpio.wren) |
+ FM801_GPIO_GS(gpio.clk) |
+ FM801_GPIO_GS(gpio.most);
+ if (output) {
+ /* all of lines are in the write direction */
+ /* clear data and clock lines */
+ reg &= ~(FM801_GPIO_GD(gpio.data) |
+ FM801_GPIO_GD(gpio.wren) |
+ FM801_GPIO_GD(gpio.clk) |
+ FM801_GPIO_GP(gpio.data) |
+ FM801_GPIO_GP(gpio.clk) |
+ FM801_GPIO_GP(gpio.wren));
+ } else {
+ /* use GPIO lines, set data direction to input */
+ reg |= FM801_GPIO_GD(gpio.data) |
+ FM801_GPIO_GD(gpio.most) |
+ FM801_GPIO_GP(gpio.data) |
+ FM801_GPIO_GP(gpio.most) |
+ FM801_GPIO_GP(gpio.wren);
+ /* all of lines are in the write direction, except data */
+ /* clear data, write enable and clock lines */
+ reg &= ~(FM801_GPIO_GD(gpio.wren) |
+ FM801_GPIO_GD(gpio.clk) |
+ FM801_GPIO_GP(gpio.clk));
}
- /* and reset the write enable bit */
- reg |= FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE) |
- FM801_GPIO_GP(TEA_64PCR_DATA);
outw(reg, FM801_REG(chip, GPIO_CTRL));
- spin_unlock_irq(&chip->reg_lock);
-}
-
-static unsigned int snd_fm801_tea575x_64pcr_read(struct snd_tea575x *tea)
-{
- struct fm801 *chip = tea->private_data;
- unsigned short reg;
- unsigned int val = 0;
- int i;
-
- spin_lock_irq(&chip->reg_lock);
- reg = inw(FM801_REG(chip, GPIO_CTRL));
- /* use GPIO lines, set data direction to input */
- reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
- FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
- FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK) |
- FM801_GPIO_GD(TEA_64PCR_DATA) |
- FM801_GPIO_GP(TEA_64PCR_DATA) |
- FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE);
- /* all of lines are in the write direction, except data */
- /* clear data, write enable and clock lines */
- reg &= ~(FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
- FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
- FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK));
-
- for (i = 0; i < 24; i++) {
- reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
- val <<= 1;
- if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_64PCR_DATA))
- val |= 1;
- }
-
- spin_unlock_irq(&chip->reg_lock);
-
- return val;
}
-static void snd_fm801_tea575x_64pcr_mute(struct snd_tea575x *tea,
- unsigned int mute)
-{
- struct fm801 *chip = tea->private_data;
- unsigned short reg;
-
- spin_lock_irq(&chip->reg_lock);
-
- reg = inw(FM801_REG(chip, GPIO_CTRL));
- if (mute)
- /* 0xf800 (mute) */
- reg &= ~FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE);
- else
- /* 0xf802 (unmute) */
- reg |= FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE);
- outw(reg, FM801_REG(chip, GPIO_CTRL));
- udelay(1);
-
- spin_unlock_irq(&chip->reg_lock);
-}
-
-static struct snd_tea575x_ops snd_fm801_tea_ops[3] = {
- {
- /* 1 = MediaForte 256-PCS */
- .write = snd_fm801_tea575x_256pcs_write,
- .read = snd_fm801_tea575x_256pcs_read,
- },
- {
- /* 2 = MediaForte 256-PCPR */
- .write = snd_fm801_tea575x_256pcpr_write,
- .read = snd_fm801_tea575x_256pcpr_read,
- },
- {
- /* 3 = MediaForte 64-PCR */
- .write = snd_fm801_tea575x_64pcr_write,
- .read = snd_fm801_tea575x_64pcr_read,
- .mute = snd_fm801_tea575x_64pcr_mute,
- }
+static struct snd_tea575x_ops snd_fm801_tea_ops = {
+ .set_pins = snd_fm801_tea575x_set_pins,
+ .get_pins = snd_fm801_tea575x_get_pins,
+ .set_direction = snd_fm801_tea575x_set_direction,
};
#endif
@@ -1371,7 +1149,7 @@ static int snd_fm801_free(struct fm801 *chip)
outw(cmdw, FM801_REG(chip, IRQ_MASK));
__end_hw:
-#ifdef TEA575X_RADIO
+#ifdef CONFIG_SND_FM801_TEA575X_BOOL
snd_tea575x_exit(&chip->tea);
#endif
if (chip->irq >= 0)
@@ -1450,16 +1228,25 @@ static int __devinit snd_fm801_create(struct snd_card *card,
snd_card_set_dev(card, &pci->dev);
-#ifdef TEA575X_RADIO
+#ifdef CONFIG_SND_FM801_TEA575X_BOOL
+ chip->tea.private_data = chip;
+ chip->tea.ops = &snd_fm801_tea_ops;
+ sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci));
if ((tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
(tea575x_tuner & TUNER_TYPE_MASK) < 4) {
- chip->tea.dev_nr = tea575x_tuner >> 16;
- chip->tea.card = card;
- chip->tea.freq_fixup = 10700;
- chip->tea.private_data = chip;
- chip->tea.ops = &snd_fm801_tea_ops[(tea575x_tuner & TUNER_TYPE_MASK) - 1];
- snd_tea575x_init(&chip->tea);
- }
+ if (snd_tea575x_init(&chip->tea))
+ snd_printk(KERN_ERR "TEA575x radio not found\n");
+ } else if ((tea575x_tuner & TUNER_TYPE_MASK) == 0)
+ /* autodetect tuner connection */
+ for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) {
+ chip->tea575x_tuner = tea575x_tuner;
+ if (!snd_tea575x_init(&chip->tea)) {
+ snd_printk(KERN_INFO "detected TEA575x radio type %s\n",
+ snd_fm801_tea575x_gpios[tea575x_tuner - 1].name);
+ break;
+ }
+ }
+ strlcpy(chip->tea.card, snd_fm801_tea575x_gpios[(tea575x_tuner & TUNER_TYPE_MASK) - 1].name, sizeof(chip->tea.card));
#endif
*rchip = chip;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.