[ALSA] snd:emu10k1: E-Mu updates. Fixes to firmware loading and support for 0404.

Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

include/sound/emu10k1.h

@@ -1628,7 +1628,7 @@ struct snd_emu_chip_details {
 	unsigned char spdif_bug;    /* Has Spdif phasing bug */
 	unsigned char ac97_chip;    /* Has an AC97 chip: 1 = mandatory, 2 = optional */
 	unsigned char ecard;        /* APS EEPROM */
-	unsigned char emu1010;     /* EMU 1010m card */
+	unsigned char emu_model;     /* EMU model type */
 	unsigned char spi_dac;      /* SPI interface for DAC */
 	unsigned char i2c_adc;      /* I2C interface for ADC */
 	unsigned char adc_1361t;    /* Use Philips 1361T ADC */

sound/pci/emu10k1/emufx.c

@@ -1261,7 +1261,7 @@ static int __devinit _snd_emu10k1_audigy_init_efx(struct snd_emu10k1 *emu)
 A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input))
 
 	/* emu1212 DSP 0 and DSP 1 Capture */
-	if (emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		if (emu->card_capabilities->ca0108_chip) {
 			/* Note:JCD:No longer bit shift lower 16bits to upper 16bits of 32bit value. */
 			A_OP(icode, &ptr, iMACINT0, A_GPR(tmp), A_C_00000000, A3_EMU32IN(0x0), A_C_00000001);
@@ -1515,7 +1515,7 @@ A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input))
 
 	/* digital outputs */
 	/* A_PUT_STEREO_OUTPUT(A_EXTOUT_FRONT_L, A_EXTOUT_FRONT_R, playback + SND_EMU10K1_PLAYBACK_CHANNELS); */
-	if (emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		/* EMU1010 Outputs from PCM Front, Rear, Center, LFE, Side */
 		snd_printk("EMU outputs on\n");
 		for (z = 0; z < 8; z++) {
@@ -1563,7 +1563,7 @@ A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input))
 	A_PUT_OUTPUT(A_EXTOUT_ADC_CAP_R, capture+1);
 #endif
 
-	if (emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		if (emu->card_capabilities->ca0108_chip) {
 			snd_printk("EMU2 inputs on\n");
 			for (z = 0; z < 0x10; z++) {

sound/pci/emu10k1/emumixer.c

@@ -1792,7 +1792,7 @@ int __devinit snd_emu10k1_mixer(struct snd_emu10k1 *emu,
 			return err;
 	}
 
-	if ( emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		;  /* Disable the snd_audigy_spdif_shared_spdif */
 	} else if (emu->audigy) {
 		if ((kctl = snd_ctl_new1(&snd_audigy_shared_spdif, emu)) == NULL)
@@ -1817,7 +1817,7 @@ int __devinit snd_emu10k1_mixer(struct snd_emu10k1 *emu,
 			return err;
 	}
 
-	if ( emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		int i;
 
 		for (i = 0; i < ARRAY_SIZE(snd_emu1010_output_enum_ctls); i++) {

sound/pci/emu10k1/emupcm.c

@@ -357,7 +357,7 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
 	snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
 	snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
 	snd_emu10k1_ptr_write(emu, PSST, voice, start_addr | (send_amount[2] << 24));
-	if (emu->card_capabilities->emu1010)
+	if (emu->card_capabilities->emu_model)
 		pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
 	else 
 		pitch_target = emu10k1_calc_pitch_target(runtime->rate);
@@ -700,7 +700,7 @@ static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct s
 	voice = evoice->number;
 
 	pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8;
-	if (emu->card_capabilities->emu1010)
+	if (emu->card_capabilities->emu_model)
 		pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
 	else 
 		pitch_target = emu10k1_calc_pitch_target(runtime->rate);
@@ -1231,7 +1231,7 @@ static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream)
 	runtime->hw.rates = SNDRV_PCM_RATE_48000;
 	runtime->hw.rate_min = runtime->hw.rate_max = 48000;
 	spin_lock_irq(&emu->reg_lock);
-	if (emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		/*  Nb. of channels has been increased to 16 */
 		/* TODO
 		 * SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE
@@ -1790,7 +1790,7 @@ int __devinit snd_emu10k1_pcm_efx(struct snd_emu10k1 * emu, int device, struct s
 	/* emu->efx_voices_mask[0] = FXWC_DEFAULTROUTE_C | FXWC_DEFAULTROUTE_A; */
 	if (emu->audigy) {
 		emu->efx_voices_mask[0] = 0;
-		if (emu->card_capabilities->emu1010)
+		if (emu->card_capabilities->emu_model)
 			/* Pavel Hofman - 32 voices will be used for
 			 * capture (write mode) -
 			 * each bit = corresponding voice

sound/pci/emu10k1/emuproc.c

@@ -244,7 +244,7 @@ static void snd_emu10k1_proc_spdif_read(struct snd_info_entry *entry,
 	unsigned long flags;
 	u32 rate;
 
-	if (emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		spin_lock_irqsave(&emu->emu_lock, flags);
 		snd_emu1010_fpga_read(emu, 0x38, &value);
 		spin_unlock_irqrestore(&emu->emu_lock, flags);
@@ -584,7 +584,7 @@ int __devinit snd_emu10k1_proc_init(struct snd_emu10k1 * emu)
 {
 	struct snd_info_entry *entry;
 #ifdef CONFIG_SND_DEBUG
-	if (emu->card_capabilities->emu1010) {
+	if (emu->card_capabilities->emu_model) {
 		if (! snd_card_proc_new(emu->card, "emu1010_regs", &entry)) 
 			snd_info_set_text_ops(entry, emu, snd_emu_proc_emu1010_reg_read);
 	}

sound/pci/emu10k1/io.c

@@ -227,11 +227,14 @@ int snd_emu10k1_i2c_write(struct snd_emu10k1 *emu,
 
 int snd_emu1010_fpga_write(struct snd_emu10k1 * emu, u32 reg, u32 value)
 {
+	unsigned long flags;
+
 	if (reg > 0x3f)
 		return 1;
 	reg += 0x40; /* 0x40 upwards are registers. */
 	if (value < 0 || value > 0x3f) /* 0 to 0x3f are values */
 		return 1;
+	spin_lock_irqsave(&emu->emu_lock, flags);
 	outl(reg, emu->port + A_IOCFG);
 	udelay(10);
 	outl(reg | 0x80, emu->port + A_IOCFG);  /* High bit clocks the value into the fpga. */
@@ -239,20 +242,24 @@ int snd_emu1010_fpga_write(struct snd_emu10k1 * emu, u32 reg, u32 value)
 	outl(value, emu->port + A_IOCFG);
 	udelay(10);
 	outl(value | 0x80 , emu->port + A_IOCFG);  /* High bit clocks the value into the fpga. */
+	spin_unlock_irqrestore(&emu->emu_lock, flags);
 
 	return 0;
 }
 
 int snd_emu1010_fpga_read(struct snd_emu10k1 * emu, u32 reg, u32 *value)
 {
+	unsigned long flags;
 	if (reg > 0x3f)
 		return 1;
 	reg += 0x40; /* 0x40 upwards are registers. */
+	spin_lock_irqsave(&emu->emu_lock, flags);
 	outl(reg, emu->port + A_IOCFG);
 	udelay(10);
 	outl(reg | 0x80, emu->port + A_IOCFG);  /* High bit clocks the value into the fpga. */
 	udelay(10);
 	*value = ((inl(emu->port + A_IOCFG) >> 8) & 0x7f);
+	spin_unlock_irqrestore(&emu->emu_lock, flags);
 
 	return 0;
 }