1 files changed, 128 insertions, 0 deletions

diff --git a/sound/soc/codecs/tlv320aic326x_mini-dsp.h b/sound/soc/codecs/tlv320aic326x_mini-dsp.h
new file mode 100644
index 00000000000..bebb12fa680
--- /dev/null
+++ b/sound/soc/codecs/tlv320aic326x_mini-dsp.h
@@ -0,0 +1,128 @@
+/*
+ * linux/sound/soc/codecs/tlv320aic3262_mini-dsp.h
+ *
+ *
+ * Copyright (C) 2011 Texas Instruments, Inc.
+ *
+ *
+ * This package is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * History:
+ * Rev 0.1   Added the multiconfig support     17-08-2011
+ *
+ * Rev 0.2   Migrated for aic3262 nVidia
+ *        21-10-2011
+ */
+
+#ifndef _TLV320AIC3262_MINI_DSP_H
+#define _TLV320AIC3262_MINI_DSP_H
+
+/* defines */
+
+#define MAXCONFIG 4
+
+//#define DEBUG_MINIDSP_LOADING
+
+/* Select the functionalities to be used in mini dsp module */
+#define PROGRAM_MINI_DSP_first
+//#define PROGRAM_MINI_DSP_second
+#define PROGRAM_CODEC_REG_SECTIONS
+#define ADD_MINI_DSP_CONTROLS
+
+/* use the following macros to select between burst and byte mode of i2c
+ * Byte mode uses standard read & write as provides debugging information if enabled
+ * if enabled.
+ * Multibyte should be used for production codes where performance is priority
+ */
+//#define MULTIBYTE_I2C
+#undef MULTIBYTE_I2C
+
+typedef struct {
+        u8 reg_off;
+        u8 reg_val;
+} reg_value;
+
+/*CONTROL LOCATIONS*/
+typedef struct {
+        u8 control_book;        /*coefficient book location*/
+        u8 control_page;        /*coefficient page location*/
+        u8 control_base;        /*coefficient base address within page*/
+        u8 control_mute_flag;   /*non-zero means muting required*/
+        u8 control_string_index;        /*string table index*/
+} control;
+
+/* volume ranges from -110db to 6db
+ * amixer controls does not accept negative values
+ * Therefore we are normalizing values to start from value 0
+ * value 0 corresponds to -110db and 116 to 6db
+ */
+#define MAX_VOLUME_CONTROLS                             2
+#define MIN_VOLUME                                      0
+#define MAX_VOLUME                                      116
+#define VOLUME_REG_SIZE                                 3       /*  3 bytes */
+#define VOLUME_KCONTROL_NAME                    "(0=-110dB, 116=+6dB)"
+
+#define FILT_CTL_NAME_ADC       "ADC adaptive filter(0=Disable, 1=Enable)"
+#define FILT_CTL_NAME_DAC       "DAC adaptive filter(0=Disable, 1=Enable)"
+#define COEFF_CTL_NAME_ADC      "ADC coeff Buffer(0=Buffer A, 1=Buffer B)"
+#define COEFF_CTL_NAME_DAC      "DAC coeff Buffer(0=Buffer A, 1=Buffer B)"
+
+#define BUFFER_PAGE_ADC                                 0x8
+#define BUFFER_PAGE_DAC                                 0x2c
+
+#define ADAPTIVE_MAX_CONTROLS                   4
+
+/*
+ * MUX controls,  3 bytes of control data.
+ */
+#define MAX_MUX_CONTROLS                        2
+#define MIN_MUX_CTRL                            0
+#define MAX_MUX_CTRL                            2
+#define MUX_CTRL_REG_SIZE                       3       /*  3 bytes */
+
+#define MINIDSP_PARSING_START                   0
+#define MINIDSP_PARSING_END                     (-1)
+
+#define CODEC_REG_DONT_IGNORE                   0
+#define CODEC_REG_IGNORE                        1
+
+#define CODEC_REG_PRE_INIT              0
+#define CODEC_REG_POST_INIT             1
+#define INIT_SEQ_DELIMITER              255     /* Delimiter register */
+#define DELIMITER_COUNT                 2       /* 2 delimiter entries */
+
+/* Parser info structure */
+typedef struct {
+        char page_num;
+        char burst_array[129];
+        int burst_size;
+        int current_loc;
+        int book_change;CONFIG_MINI_DSP
+        u8 book_no;
+} minidsp_parser_data;
+
+/* I2c Page Change Structure */
+typedef struct {
+        char burst_array[4];
+} minidsp_i2c_page;
+
+/* This macro defines the total size of the miniDSP parser arrays
+ * that the driver will maintain as a data backup.
+ * The total memory requirement will be around
+ * sizeof(minidsp_parser_data) * 48 = 138 * 32 = 4416 bytes
+ */
+#define MINIDSP_PARSER_ARRAY_SIZE           200
+
+extern int
+minidsp_i2c_multibyte_transfer(struct snd_soc_codec *, reg_value *, int);
+extern int byte_i2c_array_transfer(struct snd_soc_codec *, reg_value *, int);
+extern void minidsp_multiconfig(struct snd_soc_codec *,reg_value *, int ,reg_value *, int );
+extern int reg_def_conf(struct snd_soc_codec *);
+
+#endif