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authorTakashi Iwai <tiwai@suse.de>2005-11-17 04:25:22 -0500
committerJaroslav Kysela <perex@suse.cz>2006-01-03 06:16:41 -0500
commit0948e3c8bb187b3dea38be1e1ffd1797866014f1 (patch)
tree2ba279101be08d4f8b7e1e1261e79bfb4e520743
parentc8714ba160a498e249dbd32c637b85a1efa1013b (diff)
[ALSA] Clean up sa11xx-uda1341 driver
Modules: SA11xx UDA1341 driver,L3 drivers,UDA1341 Clean up sa11xx-uda1341 driver: - Fix buggy destructor - Remove the global variable - Move array definitions from uda1341.h - Make functions in uda1341.c static Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat
-rw-r--r--include/sound/uda1341.h107
-rw-r--r--sound/arm/sa11xx-uda1341.c38
-rw-r--r--sound/i2c/l3/uda1341.c170
3 files changed, 154 insertions, 161 deletions
diff --git a/include/sound/uda1341.h b/include/sound/uda1341.h
index 61ff65a628bc..54a048ac6e4f 100644
--- a/include/sound/uda1341.h
+++ b/include/sound/uda1341.h
@@ -15,7 +15,7 @@
15 * features support 15 * features support
16 */ 16 */
17 17
18/* $Id: uda1341.h,v 1.6 2004/05/03 17:36:50 tiwai Exp $ */ 18/* $Id: uda1341.h,v 1.7 2005/11/17 10:25:22 tiwai Exp $ */
19 19
20#define UDA1341_ALSA_NAME "snd-uda1341" 20#define UDA1341_ALSA_NAME "snd-uda1341"
21 21
@@ -37,11 +37,6 @@ enum uda1341_onoff {
37 ON, 37 ON,
38}; 38};
39 39
40const char *onoff_names[] = {
41 "Off",
42 "On",
43};
44
45enum uda1341_format { 40enum uda1341_format {
46 I2S=0, 41 I2S=0,
47 LSB16, 42 LSB16,
@@ -53,17 +48,6 @@ enum uda1341_format {
53 LSB20MSB, 48 LSB20MSB,
54}; 49};
55 50
56const char *format_names[] = {
57 "I2S-bus",
58 "LSB 16bits",
59 "LSB 18bits",
60 "LSB 20bits",
61 "MSB",
62 "in LSB 16bits/out MSB",
63 "in LSB 18bits/out MSB",
64 "in LSB 20bits/out MSB",
65};
66
67enum uda1341_fs { 51enum uda1341_fs {
68 F512=0, 52 F512=0,
69 F384, 53 F384,
@@ -71,23 +55,11 @@ enum uda1341_fs {
71 Funused, 55 Funused,
72}; 56};
73 57
74const char *fs_names[] = {
75 "512*fs",
76 "384*fs",
77 "256*fs",
78 "Unused - bad value!",
79};
80
81enum uda1341_peak { 58enum uda1341_peak {
82 BEFORE=0, 59 BEFORE=0,
83 AFTER, 60 AFTER,
84}; 61};
85 62
86const char *peak_names[] = {
87 "before",
88 "after",
89};
90
91enum uda1341_filter { 63enum uda1341_filter {
92 FLAT=0, 64 FLAT=0,
93 MIN, 65 MIN,
@@ -95,24 +67,6 @@ enum uda1341_filter {
95 MAX, 67 MAX,
96}; 68};
97 69
98const char *filter_names[] = {
99 "flat",
100 "min",
101 "min",
102 "max",
103};
104
105const char*bass_values[][16] = {
106 {"0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB",
107 "0 dB", "0 dB", "0 dB", "0 dB", "undefined", }, //flat
108 {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "18 dB",
109 "18 dB", "18 dB", "18 dB", "18 dB", "undefined",}, // min
110 {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "18 dB",
111 "18 dB", "18 dB", "18 dB", "18 dB", "undefined",}, // min
112 {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "20 dB",
113 "22 dB", "24 dB", "24 dB", "24 dB", "undefined",}, // max
114};
115
116enum uda1341_mixer { 70enum uda1341_mixer {
117 DOUBLE, 71 DOUBLE,
118 LINE, 72 LINE,
@@ -120,13 +74,6 @@ enum uda1341_mixer {
120 MIXER, 74 MIXER,
121}; 75};
122 76
123const char *mixer_names[] = {
124 "double differential",
125 "input channel 1 (line in)",
126 "input channel 2 (microphone)",
127 "digital mixer",
128};
129
130enum uda1341_deemp { 77enum uda1341_deemp {
131 NONE, 78 NONE,
132 D32, 79 D32,
@@ -134,58 +81,6 @@ enum uda1341_deemp {
134 D48, 81 D48,
135}; 82};
136 83
137const char *deemp_names[] = {
138 "none",
139 "32 kHz",
140 "44.1 kHz",
141 "48 kHz",
142};
143
144const char *mic_sens_value[] = {
145 "-3 dB", "0 dB", "3 dB", "9 dB", "15 dB", "21 dB", "27 dB", "not used",
146};
147
148const unsigned short AGC_atime[] = {
149 11, 16, 11, 16, 21, 11, 16, 21,
150};
151
152const unsigned short AGC_dtime[] = {
153 100, 100, 200, 200, 200, 400, 400, 400,
154};
155
156const char *AGC_level[] = {
157 "-9.0", "-11.5", "-15.0", "-17.5",
158};
159
160const char *ig_small_value[] = {
161 "-3.0", "-2.5", "-2.0", "-1.5", "-1.0", "-0.5",
162};
163
164/*
165 * this was computed as peak_value[i] = pow((63-i)*1.42,1.013)
166 *
167 * UDA1341 datasheet on page 21: Peak value (dB) = (Peak level - 63.5)*5*log2
168 * There is an table with these values [level]=value: [3]=-90.31, [7]=-84.29
169 * [61]=-2.78, [62] = -1.48, [63] = 0.0
170 * I tried to compute it, but using but even using logarithm with base either 10 or 2
171 * i was'n able to get values in the table from the formula. So I constructed another
172 * formula (see above) to interpolate the values as good as possible. If there is some
173 * mistake, please contact me on tomas.kasparek@seznam.cz. Thanks.
174 * UDA1341TS datasheet is available at:
175 * http://www-us9.semiconductors.com/acrobat/datasheets/UDA1341TS_3.pdf
176 */
177const char *peak_value[] = {
178 "-INF dB", "N.A.", "N.A", "90.31 dB", "N.A.", "N.A.", "N.A.", "-84.29 dB",
179 "-82.65 dB", "-81.13 dB", "-79.61 dB", "-78.09 dB", "-76.57 dB", "-75.05 dB", "-73.53 dB",
180 "-72.01 dB", "-70.49 dB", "-68.97 dB", "-67.45 dB", "-65.93 dB", "-64.41 dB", "-62.90 dB",
181 "-61.38 dB", "-59.86 dB", "-58.35 dB", "-56.83 dB", "-55.32 dB", "-53.80 dB", "-52.29 dB",
182 "-50.78 dB", "-49.26 dB", "-47.75 dB", "-46.24 dB", "-44.73 dB", "-43.22 dB", "-41.71 dB",
183 "-40.20 dB", "-38.69 dB", "-37.19 dB", "-35.68 dB", "-34.17 dB", "-32.67 dB", "-31.17 dB",
184 "-29.66 dB", "-28.16 dB", "-26.66 dB", "-25.16 dB", "-23.66 dB", "-22.16 dB", "-20.67 dB",
185 "-19.17 dB", "-17.68 dB", "-16.19 dB", "-14.70 dB", "-13.21 dB", "-11.72 dB", "-10.24 dB",
186 "-8.76 dB", "-7.28 dB", "-5.81 dB", "-4.34 dB", "-2.88 dB", "-1.43 dB", "0.00 dB",
187};
188
189enum uda1341_config { 84enum uda1341_config {
190 CMD_READ_REG = 0, 85 CMD_READ_REG = 0,
191 CMD_RESET, 86 CMD_RESET,
diff --git a/sound/arm/sa11xx-uda1341.c b/sound/arm/sa11xx-uda1341.c
index 6ee912259cc5..97dffcc3f75f 100644
--- a/sound/arm/sa11xx-uda1341.c
+++ b/sound/arm/sa11xx-uda1341.c
@@ -21,7 +21,7 @@
21 * merged HAL layer (patches from Brian) 21 * merged HAL layer (patches from Brian)
22 */ 22 */
23 23
24/* $Id: sa11xx-uda1341.c,v 1.23 2005/09/09 13:22:34 tiwai Exp $ */ 24/* $Id: sa11xx-uda1341.c,v 1.24 2005/11/17 10:25:22 tiwai Exp $ */
25 25
26/*************************************************************************************************** 26/***************************************************************************************************
27* 27*
@@ -141,8 +141,6 @@ typedef struct snd_card_sa11xx_uda1341 {
141 audio_stream_t s[2]; /* playback & capture */ 141 audio_stream_t s[2]; /* playback & capture */
142} sa11xx_uda1341_t; 142} sa11xx_uda1341_t;
143 143
144static struct snd_card_sa11xx_uda1341 *sa11xx_uda1341 = NULL;
145
146static unsigned int rates[] = { 144static unsigned int rates[] = {
147 8000, 10666, 10985, 14647, 145 8000, 10666, 10985, 14647,
148 16000, 21970, 22050, 24000, 146 16000, 21970, 22050, 24000,
@@ -411,8 +409,8 @@ static int audio_dma_request(audio_stream_t *s, void (*callback)(void *))
411 409
412static void audio_dma_free(audio_stream_t *s) 410static void audio_dma_free(audio_stream_t *s)
413{ 411{
414 sa1100_free_dma((s)->dma_regs); 412 sa1100_free_dma(s->dma_regs);
415 (s)->dma_regs = 0; 413 s->dma_regs = 0;
416} 414}
417 415
418#endif 416#endif
@@ -835,8 +833,8 @@ static int __init snd_card_sa11xx_uda1341_pcm(sa11xx_uda1341_t *sa11xx_uda1341,
835 * isa works but I'm not sure why (or if) it's the right choice 833 * isa works but I'm not sure why (or if) it's the right choice
836 * this may be too large, trying it for now 834 * this may be too large, trying it for now
837 */ 835 */
838 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_ISA, 836 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
839 snd_pcm_dma_flags(0), 837 snd_dma_isa_data(),
840 64*1024, 64*1024); 838 64*1024, 64*1024);
841 839
842 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_card_sa11xx_uda1341_playback_ops); 840 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_card_sa11xx_uda1341_playback_ops);
@@ -900,15 +898,15 @@ void snd_sa11xx_uda1341_free(snd_card_t *card)
900 898
901 audio_dma_free(&chip->s[SNDRV_PCM_STREAM_PLAYBACK]); 899 audio_dma_free(&chip->s[SNDRV_PCM_STREAM_PLAYBACK]);
902 audio_dma_free(&chip->s[SNDRV_PCM_STREAM_CAPTURE]); 900 audio_dma_free(&chip->s[SNDRV_PCM_STREAM_CAPTURE]);
903 sa11xx_uda1341 = NULL;
904 card->private_data = NULL;
905 kfree(chip);
906} 901}
907 902
903static snd_card_t *sa11xx_uda1341_card;
904
908static int __init sa11xx_uda1341_init(void) 905static int __init sa11xx_uda1341_init(void)
909{ 906{
910 int err; 907 int err;
911 snd_card_t *card; 908 snd_card_t *card;
909 sa11xx_uda1341_t *chip;
912 910
913 if (!machine_is_h3xxx()) 911 if (!machine_is_h3xxx())
914 return -ENODEV; 912 return -ENODEV;
@@ -921,26 +919,25 @@ static int __init sa11xx_uda1341_init(void)
921 sa11xx_uda1341 = kzalloc(sizeof(*sa11xx_uda1341), GFP_KERNEL); 919 sa11xx_uda1341 = kzalloc(sizeof(*sa11xx_uda1341), GFP_KERNEL);
922 if (sa11xx_uda1341 == NULL) 920 if (sa11xx_uda1341 == NULL)
923 return -ENOMEM; 921 return -ENOMEM;
922 card->private_free = snd_sa11xx_uda1341_free;
923 chip = card->private_data;
924 spin_lock_init(&chip->s[0].dma_lock); 924 spin_lock_init(&chip->s[0].dma_lock);
925 spin_lock_init(&chip->s[1].dma_lock); 925 spin_lock_init(&chip->s[1].dma_lock);
926 926
927 card->private_data = (void *)sa11xx_uda1341; 927 chip->card = card;
928 card->private_free = snd_sa11xx_uda1341_free; 928 chip->samplerate = AUDIO_RATE_DEFAULT;
929
930 sa11xx_uda1341->card = card;
931 sa11xx_uda1341->samplerate = AUDIO_RATE_DEFAULT;
932 929
933 // mixer 930 // mixer
934 if ((err = snd_chip_uda1341_mixer_new(sa11xx_uda1341->card, &sa11xx_uda1341->uda1341))) 931 if ((err = snd_chip_uda1341_mixer_new(chip->card, &sa11xx_uda1341->uda1341)))
935 goto nodev; 932 goto nodev;
936 933
937 // PCM 934 // PCM
938 if ((err = snd_card_sa11xx_uda1341_pcm(sa11xx_uda1341, 0)) < 0) 935 if ((err = snd_card_sa11xx_uda1341_pcm(chip, 0)) < 0)
939 goto nodev; 936 goto nodev;
940 937
941 snd_card_set_generic_pm_callback(card, 938 snd_card_set_generic_pm_callback(card,
942 snd_sa11xx_uda1341_suspend, snd_sa11_uda1341_resume, 939 snd_sa11xx_uda1341_suspend, snd_sa11_uda1341_resume,
943 sa11xx_uda1341); 940 chip);
944 941
945 strcpy(card->driver, "UDA1341"); 942 strcpy(card->driver, "UDA1341");
946 strcpy(card->shortname, "H3600 UDA1341TS"); 943 strcpy(card->shortname, "H3600 UDA1341TS");
@@ -951,6 +948,7 @@ static int __init sa11xx_uda1341_init(void)
951 948
952 if ((err = snd_card_register(card)) == 0) { 949 if ((err = snd_card_register(card)) == 0) {
953 printk( KERN_INFO "iPAQ audio support initialized\n" ); 950 printk( KERN_INFO "iPAQ audio support initialized\n" );
951 sa11xx_uda1341_card = card;
954 return 0; 952 return 0;
955 } 953 }
956 954
@@ -961,7 +959,7 @@ static int __init sa11xx_uda1341_init(void)
961 959
962static void __exit sa11xx_uda1341_exit(void) 960static void __exit sa11xx_uda1341_exit(void)
963{ 961{
964 snd_card_free(sa11xx_uda1341->card); 962 snd_card_free(sa11xx_uda1341_card);
965} 963}
966 964
967module_init(sa11xx_uda1341_init); 965module_init(sa11xx_uda1341_init);
diff --git a/sound/i2c/l3/uda1341.c b/sound/i2c/l3/uda1341.c
index 103a7dcd0dde..bc7eb23e615f 100644
--- a/sound/i2c/l3/uda1341.c
+++ b/sound/i2c/l3/uda1341.c
@@ -17,7 +17,7 @@
17 * 2002-05-12 Tomas Kasparek another code cleanup 17 * 2002-05-12 Tomas Kasparek another code cleanup
18 */ 18 */
19 19
20/* $Id: uda1341.c,v 1.16 2005/09/09 13:22:34 tiwai Exp $ */ 20/* $Id: uda1341.c,v 1.17 2005/11/17 10:25:22 tiwai Exp $ */
21 21
22#include <sound/driver.h> 22#include <sound/driver.h>
23#include <linux/module.h> 23#include <linux/module.h>
@@ -56,6 +56,33 @@
56 56
57/* }}} */ 57/* }}} */
58 58
59
60static const char *peak_names[] = {
61 "before",
62 "after",
63};
64
65static const char *filter_names[] = {
66 "flat",
67 "min",
68 "min",
69 "max",
70};
71
72static const char *mixer_names[] = {
73 "double differential",
74 "input channel 1 (line in)",
75 "input channel 2 (microphone)",
76 "digital mixer",
77};
78
79static const char *deemp_names[] = {
80 "none",
81 "32 kHz",
82 "44.1 kHz",
83 "48 kHz",
84};
85
59enum uda1341_regs_names { 86enum uda1341_regs_names {
60 stat0, 87 stat0,
61 stat1, 88 stat1,
@@ -73,7 +100,7 @@ enum uda1341_regs_names {
73 uda1341_reg_last, 100 uda1341_reg_last,
74}; 101};
75 102
76const char *uda1341_reg_names[] = { 103static const char *uda1341_reg_names[] = {
77 "stat 0 ", 104 "stat 0 ",
78 "stat 1 ", 105 "stat 1 ",
79 "data 00", 106 "data 00",
@@ -89,7 +116,7 @@ const char *uda1341_reg_names[] = {
89 "ext 6", 116 "ext 6",
90}; 117};
91 118
92const int uda1341_enum_items[] = { 119static const int uda1341_enum_items[] = {
93 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
94 2, //peak - before/after 121 2, //peak - before/after
95 4, //deemp - none/32/44.1/48 122 4, //deemp - none/32/44.1/48
@@ -100,7 +127,7 @@ const int uda1341_enum_items[] = {
100 0, 0, 0, 0, 0, 127 0, 0, 0, 0, 0,
101}; 128};
102 129
103const char ** uda1341_enum_names[] = { 130static const char ** uda1341_enum_names[] = {
104 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 131 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
105 peak_names, //peak - before/after 132 peak_names, //peak - before/after
106 deemp_names, //deemp - none/32/44.1/48 133 deemp_names, //deemp - none/32/44.1/48
@@ -129,11 +156,9 @@ struct uda1341 {
129#endif 156#endif
130}; 157};
131 158
132//hack for ALSA magic casting
133typedef struct l3_client l3_client_t;
134
135/* transfer 8bit integer into string with binary representation */ 159/* transfer 8bit integer into string with binary representation */
136void int2str_bin8(uint8_t val, char *buf){ 160static void int2str_bin8(uint8_t val, char *buf)
161{
137 const int size = sizeof(val) * 8; 162 const int size = sizeof(val) * 8;
138 int i; 163 int i;
139 164
@@ -146,7 +171,7 @@ void int2str_bin8(uint8_t val, char *buf){
146 171
147/* {{{ HW manipulation routines */ 172/* {{{ HW manipulation routines */
148 173
149int snd_uda1341_codec_write(struct l3_client *clnt, unsigned short reg, unsigned short val) 174static int snd_uda1341_codec_write(struct l3_client *clnt, unsigned short reg, unsigned short val)
150{ 175{
151 struct uda1341 *uda = clnt->driver_data; 176 struct uda1341 *uda = clnt->driver_data;
152 unsigned char buf[2] = { 0xc0, 0xe0 }; // for EXT addressing 177 unsigned char buf[2] = { 0xc0, 0xe0 }; // for EXT addressing
@@ -171,7 +196,7 @@ int snd_uda1341_codec_write(struct l3_client *clnt, unsigned short reg, unsigned
171 return err; 196 return err;
172} 197}
173 198
174int snd_uda1341_codec_read(struct l3_client *clnt, unsigned short reg) 199static int snd_uda1341_codec_read(struct l3_client *clnt, unsigned short reg)
175{ 200{
176 unsigned char val; 201 unsigned char val;
177 int err; 202 int err;
@@ -188,8 +213,9 @@ static inline int snd_uda1341_valid_reg(struct l3_client *clnt, unsigned short r
188 return reg < uda1341_reg_last; 213 return reg < uda1341_reg_last;
189} 214}
190 215
191int snd_uda1341_update_bits(struct l3_client *clnt, unsigned short reg, unsigned short mask, 216static int snd_uda1341_update_bits(struct l3_client *clnt, unsigned short reg,
192 unsigned short shift, unsigned short value, int flush) 217 unsigned short mask, unsigned short shift,
218 unsigned short value, int flush)
193{ 219{
194 int change; 220 int change;
195 unsigned short old, new; 221 unsigned short old, new;
@@ -214,8 +240,8 @@ int snd_uda1341_update_bits(struct l3_client *clnt, unsigned short reg, unsigned
214 return change; 240 return change;
215} 241}
216 242
217int snd_uda1341_cfg_write(struct l3_client *clnt, unsigned short what, 243static int snd_uda1341_cfg_write(struct l3_client *clnt, unsigned short what,
218 unsigned short value, int flush) 244 unsigned short value, int flush)
219{ 245{
220 struct uda1341 *uda = clnt->driver_data; 246 struct uda1341 *uda = clnt->driver_data;
221 int ret = 0; 247 int ret = 0;
@@ -327,6 +353,81 @@ int snd_uda1341_cfg_write(struct l3_client *clnt, unsigned short what,
327/* }}} */ 353/* }}} */
328 354
329/* {{{ Proc interface */ 355/* {{{ Proc interface */
356#ifdef CONFIG_PROC_FS
357
358static const char *format_names[] = {
359 "I2S-bus",
360 "LSB 16bits",
361 "LSB 18bits",
362 "LSB 20bits",
363 "MSB",
364 "in LSB 16bits/out MSB",
365 "in LSB 18bits/out MSB",
366 "in LSB 20bits/out MSB",
367};
368
369static const char *fs_names[] = {
370 "512*fs",
371 "384*fs",
372 "256*fs",
373 "Unused - bad value!",
374};
375
376static const char* bass_values[][16] = {
377 {"0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB",
378 "0 dB", "0 dB", "0 dB", "0 dB", "undefined", }, //flat
379 {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "18 dB",
380 "18 dB", "18 dB", "18 dB", "18 dB", "undefined",}, // min
381 {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "18 dB",
382 "18 dB", "18 dB", "18 dB", "18 dB", "undefined",}, // min
383 {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "20 dB",
384 "22 dB", "24 dB", "24 dB", "24 dB", "undefined",}, // max
385};
386
387static const char *mic_sens_value[] = {
388 "-3 dB", "0 dB", "3 dB", "9 dB", "15 dB", "21 dB", "27 dB", "not used",
389};
390
391static const unsigned short AGC_atime[] = {
392 11, 16, 11, 16, 21, 11, 16, 21,
393};
394
395static const unsigned short AGC_dtime[] = {
396 100, 100, 200, 200, 200, 400, 400, 400,
397};
398
399static const char *AGC_level[] = {
400 "-9.0", "-11.5", "-15.0", "-17.5",
401};
402
403static const char *ig_small_value[] = {
404 "-3.0", "-2.5", "-2.0", "-1.5", "-1.0", "-0.5",
405};
406
407/*
408 * this was computed as peak_value[i] = pow((63-i)*1.42,1.013)
409 *
410 * UDA1341 datasheet on page 21: Peak value (dB) = (Peak level - 63.5)*5*log2
411 * There is an table with these values [level]=value: [3]=-90.31, [7]=-84.29
412 * [61]=-2.78, [62] = -1.48, [63] = 0.0
413 * I tried to compute it, but using but even using logarithm with base either 10 or 2
414 * i was'n able to get values in the table from the formula. So I constructed another
415 * formula (see above) to interpolate the values as good as possible. If there is some
416 * mistake, please contact me on tomas.kasparek@seznam.cz. Thanks.
417 * UDA1341TS datasheet is available at:
418 * http://www-us9.semiconductors.com/acrobat/datasheets/UDA1341TS_3.pdf
419 */
420static const char *peak_value[] = {
421 "-INF dB", "N.A.", "N.A", "90.31 dB", "N.A.", "N.A.", "N.A.", "-84.29 dB",
422 "-82.65 dB", "-81.13 dB", "-79.61 dB", "-78.09 dB", "-76.57 dB", "-75.05 dB", "-73.53 dB",
423 "-72.01 dB", "-70.49 dB", "-68.97 dB", "-67.45 dB", "-65.93 dB", "-64.41 dB", "-62.90 dB",
424 "-61.38 dB", "-59.86 dB", "-58.35 dB", "-56.83 dB", "-55.32 dB", "-53.80 dB", "-52.29 dB",
425 "-50.78 dB", "-49.26 dB", "-47.75 dB", "-46.24 dB", "-44.73 dB", "-43.22 dB", "-41.71 dB",
426 "-40.20 dB", "-38.69 dB", "-37.19 dB", "-35.68 dB", "-34.17 dB", "-32.67 dB", "-31.17 dB",
427 "-29.66 dB", "-28.16 dB", "-26.66 dB", "-25.16 dB", "-23.66 dB", "-22.16 dB", "-20.67 dB",
428 "-19.17 dB", "-17.68 dB", "-16.19 dB", "-14.70 dB", "-13.21 dB", "-11.72 dB", "-10.24 dB",
429 "-8.76 dB", "-7.28 dB", "-5.81 dB", "-4.34 dB", "-2.88 dB", "-1.43 dB", "0.00 dB",
430};
330 431
331static void snd_uda1341_proc_read(snd_info_entry_t *entry, 432static void snd_uda1341_proc_read(snd_info_entry_t *entry,
332 snd_info_buffer_t * buffer) 433 snd_info_buffer_t * buffer)
@@ -401,7 +502,6 @@ static void snd_uda1341_proc_regs_read(snd_info_entry_t *entry,
401 int reg; 502 int reg;
402 char buf[12]; 503 char buf[12];
403 504
404 spin_lock(&uda->reg_lock);
405 for (reg = 0; reg < uda1341_reg_last; reg ++) { 505 for (reg = 0; reg < uda1341_reg_last; reg ++) {
406 if (reg == empty) 506 if (reg == empty)
407 continue; 507 continue;
@@ -411,9 +511,8 @@ static void snd_uda1341_proc_regs_read(snd_info_entry_t *entry,
411 511
412 int2str_bin8(snd_uda1341_codec_read(clnt, UDA1341_DATA1), buf); 512 int2str_bin8(snd_uda1341_codec_read(clnt, UDA1341_DATA1), buf);
413 snd_iprintf(buffer, "DATA1 = %s\n", buf); 513 snd_iprintf(buffer, "DATA1 = %s\n", buf);
414
415 spin_unlock(&uda->reg_lock);
416} 514}
515#endif /* CONFIG_PROC_FS */
417 516
418static void __devinit snd_uda1341_proc_init(snd_card_t *card, struct l3_client *clnt) 517static void __devinit snd_uda1341_proc_init(snd_card_t *card, struct l3_client *clnt)
419{ 518{
@@ -647,10 +746,10 @@ static snd_kcontrol_new_t snd_uda1341_controls[] = {
647 UDA1341_2REGS("Gain Input Amplifier Gain (channel 2)", CMD_IG, ext4, ext5, 0, 0, 3, 31, 0), 746 UDA1341_2REGS("Gain Input Amplifier Gain (channel 2)", CMD_IG, ext4, ext5, 0, 0, 3, 31, 0),
648}; 747};
649 748
650static void uda1341_free(struct l3_client *uda1341) 749static void uda1341_free(struct l3_client *clnt)
651{ 750{
652 l3_detach_client(uda1341); // calls kfree for driver_data (uda1341_t) 751 l3_detach_client(clnt); // calls kfree for driver_data (uda1341_t)
653 kfree(uda1341); 752 kfree(clnt);
654} 753}
655 754
656static int uda1341_dev_free(snd_device_t *device) 755static int uda1341_dev_free(snd_device_t *device)
@@ -660,41 +759,42 @@ static int uda1341_dev_free(snd_device_t *device)
660 return 0; 759 return 0;
661} 760}
662 761
663int __init snd_chip_uda1341_mixer_new(snd_card_t *card, struct l3_client **clnt) 762int __init snd_chip_uda1341_mixer_new(snd_card_t *card, struct l3_client **clntp)
664{ 763{
665 static snd_device_ops_t ops = { 764 static snd_device_ops_t ops = {
666 .dev_free = uda1341_dev_free, 765 .dev_free = uda1341_dev_free,
667 }; 766 };
668 struct l3_client *uda1341; 767 struct l3_client *clnt;
669 int idx, err; 768 int idx, err;
670 769
671 snd_assert(card != NULL, return -EINVAL); 770 snd_assert(card != NULL, return -EINVAL);
672 771
673 uda1341 = kzalloc(sizeof(*uda1341), GFP_KERNEL); 772 clnt = kzalloc(sizeof(*clnt), GFP_KERNEL);
674 if (uda1341 == NULL) 773 if (clnt == NULL)
675 return -ENOMEM; 774 return -ENOMEM;
676 775
677 if ((err = l3_attach_client(uda1341, "l3-bit-sa1100-gpio", "snd-uda1341"))) { 776 if ((err = l3_attach_client(clnt, "l3-bit-sa1100-gpio", UDA1341_ALSA_NAME))) {
678 kfree(uda1341); 777 kfree(clnt);
679 return err;
680 }
681
682 if ((err = snd_device_new(card, SNDRV_DEV_CODEC, uda1341, &ops)) < 0) {
683 l3_detach_client(uda1341);
684 kfree(uda1341);
685 return err; 778 return err;
686 } 779 }
687 780
688 for (idx = 0; idx < ARRAY_SIZE(snd_uda1341_controls); idx++) { 781 for (idx = 0; idx < ARRAY_SIZE(snd_uda1341_controls); idx++) {
689 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_uda1341_controls[idx], uda1341))) < 0) 782 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_uda1341_controls[idx], clnt))) < 0) {
783 uda1341_free(clnt);
690 return err; 784 return err;
785 }
786 }
787
788 if ((err = snd_device_new(card, SNDRV_DEV_CODEC, clnt, &ops)) < 0) {
789 uda1341_free(clnt);
790 return err;
691 } 791 }
692 792
693 *clnt = uda1341; 793 *clntp = clnt;
694 strcpy(card->mixername, "UDA1341TS Mixer"); 794 strcpy(card->mixername, "UDA1341TS Mixer");
695 ((uda1341_t *)uda1341->driver_data)->card = card; 795 ((uda1341_t *)uda1341->driver_data)->card = card;
696 796
697 snd_uda1341_proc_init(card, uda1341); 797 snd_uda1341_proc_init(card, clnt);
698 798
699 return 0; 799 return 0;
700} 800}
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-26 15:28:52 -0500