ALSA CVS update

D:2003/09/01 10:53:26
C:AC97 Codec Core
A:Takashi Iwai <tiwai@suse.de>
F:include/ac97_codec.h:1.33->1.34 
F:pci/ac97/ac97_patch.c:1.21->1.22 
F:pci/ac97/ac97_proc.c:1.1->1.2 
L:James Courtier-Dutton <James@superbug.demon.co.uk>:
L:- enabled SPDIF input of ALC650.

include/sound/ac97_codec.h

@@ -214,10 +214,45 @@
 #define AC97_CXR_SPDIF_AC3	0x2
 
 /* specific - ALC */
+#define AC97_ALC650_SPDIF_INPUT_STATUS1	0x60
+/* S/PDIF input status 1 bit defines */
+#define AC97_ALC650_PRO             0x0001  /* Professional status */
+#define AC97_ALC650_NAUDIO          0x0002  /* Non audio stream */
+#define AC97_ALC650_COPY            0x0004  /* Copyright status */
+#define AC97_ALC650_PRE             0x0038  /* Preemphasis status */
+#define AC97_ALC650_PRE_SHIFT       3
+#define AC97_ALC650_MODE            0x00C0  /* Preemphasis status */
+#define AC97_ALC650_MODE_SHIFT      6
+#define AC97_ALC650_CC_MASK         0x7f00  /* Category Code mask */
+#define AC97_ALC650_CC_SHIFT        8
+#define AC97_ALC650_L               0x8000  /* Generation Level status */
+
+#define AC97_ALC650_SPDIF_INPUT_STATUS2	0x62
+/* S/PDIF input status 2 bit defines */
+#define AC97_ALC650_SOUCE_MASK      0x000f  /* Source number */
+#define AC97_ALC650_CHANNEL_MASK    0x00f0  /* Channel number */
+#define AC97_ALC650_CHANNEL_SHIFT   4 
+#define AC97_ALC650_SPSR_MASK       0x0f00  /* S/PDIF Sample Rate bits */
+#define AC97_ALC650_SPSR_SHIFT      8
+#define AC97_ALC650_SPSR_44K        0x0000  /* Use 44.1kHz Sample rate */
+#define AC97_ALC650_SPSR_48K        0x0200  /* Use 48kHz Sample rate */
+#define AC97_ALC650_SPSR_32K        0x0300  /* Use 32kHz Sample rate */
+#define AC97_ALC650_CLOCK_ACCURACY  0x3000  /* Clock accuracy */
+#define AC97_ALC650_CLOCK_SHIFT     12
+#define AC97_ALC650_CLOCK_LOCK      0x4000  /* Clock locked status */
+#define AC97_ALC650_V               0x8000  /* Validity status */
+
 #define AC97_ALC650_SURR_DAC_VOL	0x64
 #define AC97_ALC650_LFE_DAC_VOL		0x66
+#define AC97_ALC650_UNKNOWN1		0x68
 #define AC97_ALC650_MULTICH		0x6a
+#define AC97_ALC650_UNKNOWN2		0x6c
 #define AC97_ALC650_REVISION		0x6e
+#define AC97_ALC650_UNKNOWN3		0x70
+#define AC97_ALC650_UNKNOWN4		0x72
+#define AC97_ALC650_MISC		0x74
+#define AC97_ALC650_GPIO_SETUP		0x76
+#define AC97_ALC650_GPIO_STATUS		0x78
 #define AC97_ALC650_CLOCK		0x7a
 
 /* specific - Yamaha YMF753 */

sound/pci/ac97/ac97_patch.c

@@ -915,6 +915,9 @@ int patch_alc650(ac97_t * ac97)
 	}
 
 	if (spdif) {
+		/* enable AC97_ALC650_GPIO_SETUP, AC97_ALC650_CLOCK for R/W */
+		snd_ac97_write_cache(ac97, AC97_ALC650_GPIO_STATUS, 
+			snd_ac97_read(ac97, AC97_ALC650_GPIO_STATUS) | 0x8000);
 		/* enable spdif in */
 		snd_ac97_write_cache(ac97, AC97_ALC650_CLOCK,
 				     snd_ac97_read(ac97, AC97_ALC650_CLOCK) | 0x03);
@@ -930,18 +933,18 @@ int patch_alc650(ac97_t * ac97)
 		int mic_off;
 		mic_off = snd_ac97_read(ac97, AC97_ALC650_MULTICH) & (1 << 10);
 		/* GPIO0 direction */
-		val = snd_ac97_read(ac97, 0x76);
+		val = snd_ac97_read(ac97, AC97_ALC650_GPIO_SETUP);
 		if (mic_off)
 			val &= ~0x01;
 		else
 			val |= 0x01;
-		snd_ac97_write_cache(ac97, 0x76, val);
-		val = snd_ac97_read(ac97, 0x78);
+		snd_ac97_write_cache(ac97, AC97_ALC650_GPIO_SETUP, val);
+		val = snd_ac97_read(ac97, AC97_ALC650_GPIO_STATUS);
 		if (mic_off)
 			val &= ~0x100;
 		else
 			val = val | 0x100;
-		snd_ac97_write_cache(ac97, 0x78, val);
+		snd_ac97_write_cache(ac97, AC97_ALC650_GPIO_STATUS, val);
 	}
 
 	/* full DAC volume */

sound/pci/ac97/ac97_proc.c

@@ -151,7 +151,7 @@ static void snd_ac97_proc_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, in
 		snd_iprintf(buffer, "SPDIF Control    :%s%s%s%s Category=0x%x Generation=%i%s%s%s\n",
 			val & AC97_SC_PRO ? " PRO" : " Consumer",
 			val & AC97_SC_NAUDIO ? " Non-audio" : " PCM",
-			val & AC97_SC_COPY ? " Copyright" : "",
+			val & AC97_SC_COPY ? "" : " Copyright",
 			val & AC97_SC_PRE ? " Preemph50/15" : "",
 			(val & AC97_SC_CC_MASK) >> AC97_SC_CC_SHIFT,
 			(val & AC97_SC_L) >> 11,
@@ -164,7 +164,31 @@ static void snd_ac97_proc_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, in
 			(ac97->flags & AC97_CS_SPDIF) ?
 			    (val & AC97_SC_V ? " Enabled" : "") :
 			    (val & AC97_SC_V ? " Validity" : ""));
+		/* ALC650 specific*/
+		if ((ac97->id & 0xfffffff0) == 0x414c4720 &&
+		    (snd_ac97_read(ac97, AC97_ALC650_CLOCK) & 0x01)) {
+			val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS2);
+			if (val & AC97_ALC650_CLOCK_LOCK) {
+				val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS1);
+				snd_iprintf(buffer, "SPDIF In Status  :%s%s%s%s Category=0x%x Generation=%i",
+					    val & AC97_ALC650_PRO ? " PRO" : " Consumer",
+					    val & AC97_ALC650_NAUDIO ? " Non-audio" : " PCM",
+					    val & AC97_ALC650_COPY ? "" : " Copyright",
+					    val & AC97_ALC650_PRE ? " Preemph50/15" : "",
+					    (val & AC97_ALC650_CC_MASK) >> AC97_ALC650_CC_SHIFT,
+					    (val & AC97_ALC650_L) >> 15);
+				val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS2);
+				snd_iprintf(buffer, "%s Accuracy=%i%s%s\n",
+					    spdif_rates[(val & AC97_ALC650_SPSR_MASK) >> AC97_ALC650_SPSR_SHIFT],
+					    (val & AC97_ALC650_CLOCK_ACCURACY) >> AC97_ALC650_CLOCK_SHIFT,
+					    (val & AC97_ALC650_CLOCK_LOCK ? " Locked" : " Unlocked"),
+					    (val & AC97_ALC650_V ? " Validity?" : ""));
+			} else {
+				snd_iprintf(buffer, "SPDIF In Status  : Not Locked\n");
+			}
 		}
+	}
+
 
       __modem:
 	mext = snd_ac97_read(ac97, AC97_EXTENDED_MID);