/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _LOLA_H
#define _LOLA_H
#define DRVNAME "snd-lola"
#define SFX DRVNAME ": "
/*
* Lola HD Audio Registers BAR0
*/
#define LOLA_BAR0_GCAP 0x00
#define LOLA_BAR0_VMIN 0x02
#define LOLA_BAR0_VMAJ 0x03
#define LOLA_BAR0_OUTPAY 0x04
#define LOLA_BAR0_INPAY 0x06
#define LOLA_BAR0_GCTL 0x08
#define LOLA_BAR0_WAKEEN 0x0c
#define LOLA_BAR0_STATESTS 0x0e
#define LOLA_BAR0_GSTS 0x10
#define LOLA_BAR0_OUTSTRMPAY 0x18
#define LOLA_BAR0_INSTRMPAY 0x1a
#define LOLA_BAR0_INTCTL 0x20
#define LOLA_BAR0_INTSTS 0x24
#define LOLA_BAR0_WALCLK 0x30
#define LOLA_BAR0_SSYNC 0x38
#define LOLA_BAR0_CORBLBASE 0x40
#define LOLA_BAR0_CORBUBASE 0x44
#define LOLA_BAR0_CORBWP 0x48 /* no ULONG access */
#define LOLA_BAR0_CORBRP 0x4a /* no ULONG access */
#define LOLA_BAR0_CORBCTL 0x4c /* no ULONG access */
#define LOLA_BAR0_CORBSTS 0x4d /* UCHAR access only */
#define LOLA_BAR0_CORBSIZE 0x4e /* no ULONG access */
#define LOLA_BAR0_RIRBLBASE 0x50
#define LOLA_BAR0_RIRBUBASE 0x54
#define LOLA_BAR0_RIRBWP 0x58
#define LOLA_BAR0_RINTCNT 0x5a /* no ULONG access */
#define LOLA_BAR0_RIRBCTL 0x5c
#define LOLA_BAR0_RIRBSTS 0x5d /* UCHAR access only */
#define LOLA_BAR0_RIRBSIZE 0x5e /* no ULONG access */
#define LOLA_BAR0_ICW 0x60
#define LOLA_BAR0_IRR 0x64
#define LOLA_BAR0_ICS 0x68
#define LOLA_BAR0_DPLBASE 0x70
#define LOLA_BAR0_DPUBASE 0x74
/* stream register offsets from stream base 0x80 */
#define LOLA_BAR0_SD0_OFFSET 0x80
#define LOLA_REG0_SD_CTL 0x00
#define LOLA_REG0_SD_STS 0x03
#define LOLA_REG0_SD_LPIB 0x04
#define LOLA_REG0_SD_CBL 0x08
#define LOLA_REG0_SD_LVI 0x0c
#define LOLA_REG0_SD_FIFOW 0x0e
#define LOLA_REG0_SD_FIFOSIZE 0x10
#define LOLA_REG0_SD_FORMAT 0x12
#define LOLA_REG0_SD_BDLPL 0x18
#define LOLA_REG0_SD_BDLPU 0x1c
/*
* Lola Digigram Registers BAR1
*/
#define LOLA_BAR1_FPGAVER 0x00
#define LOLA_BAR1_DEVER 0x04
#define LOLA_BAR1_UCBMV 0x08
#define LOLA_BAR1_JTAG 0x0c
#define LOLA_BAR1_UARTRX 0x10
#define LOLA_BAR1_UARTTX 0x14
#define LOLA_BAR1_UARTCR 0x18
#define LOLA_BAR1_NVRAMVER 0x1c
#define LOLA_BAR1_CTRLSPI 0x20
#define LOLA_BAR1_DSPI 0x24
#define LOLA_BAR1_AISPI 0x28
#define LOLA_BAR1_GRAN 0x2c
#define LOLA_BAR1_DINTCTL 0x80
#define LOLA_BAR1_DIINTCTL 0x84
#define LOLA_BAR1_DOINTCTL 0x88
#define LOLA_BAR1_LRC 0x90
#define LOLA_BAR1_DINTSTS 0x94
#define LOLA_BAR1_DIINTSTS 0x98
#define LOLA_BAR1_DOINTSTS 0x9c
#define LOLA_BAR1_DSD0_OFFSET 0xa0
#define LOLA_BAR1_DSD_SIZE 0x18
#define LOLA_BAR1_DSDnSTS 0x00
#define LOLA_BAR1_DSDnLPIB 0x04
#define LOLA_BAR1_DSDnCTL 0x08
#define LOLA_BAR1_DSDnLVI 0x0c
#define LOLA_BAR1_DSDnBDPL 0x10
#define LOLA_BAR1_DSDnBDPU 0x14
#define LOLA_BAR1_SSYNC 0x03e8
#define LOLA_BAR1_BOARD_CTRL 0x0f00
#define LOLA_BAR1_BOARD_MODE 0x0f02
#define LOLA_BAR1_SOURCE_GAIN_ENABLE 0x1000
#define LOLA_BAR1_DEST00_MIX_GAIN_ENABLE 0x1004
#define LOLA_BAR1_DEST31_MIX_GAIN_ENABLE 0x1080
#define LOLA_BAR1_SOURCE00_01_GAIN 0x1084
#define LOLA_BAR1_SOURCE30_31_GAIN 0x10c0
#define LOLA_BAR1_SOURCE_GAIN(src) \
(LOLA_BAR1_SOURCE00_01_GAIN + (src) * 2)
#define LOLA_BAR1_DEST00_MIX00_01_GAIN 0x10c4
#define LOLA_BAR1_DEST00_MIX30_31_GAIN 0x1100
#define LOLA_BAR1_DEST01_MIX00_01_GAIN 0x1104
#define LOLA_BAR1_DEST01_MIX30_31_GAIN 0x1140
#define LOLA_BAR1_DEST31_MIX00_01_GAIN 0x1884
#define LOLA_BAR1_DEST31_MIX30_31_GAIN 0x18c0
#define LOLA_BAR1_MIX_GAIN(dest, mix) \
(LOLA_BAR1_DEST00_MIX00_01_GAIN + (dest) * 0x40 + (mix) * 2)
#define LOLA_BAR1_ANALOG_CLIP_IN 0x18c4
#define LOLA_BAR1_PEAKMETERS_SOURCE00_01 0x18c8
#define LOLA_BAR1_PEAKMETERS_SOURCE30_31 0x1904
#define LOLA_BAR1_PEAKMETERS_SOURCE(src) \
(LOLA_BAR1_PEAKMETERS_SOURCE00_01 + (src) * 2)
#define LOLA_BAR1_PEAKMETERS_DEST00_01 0x1908
#define LOLA_BAR1_PEAKMETERS_DEST30_31 0x1944
#define LOLA_BAR1_PEAKMETERS_DEST(dest) \
(LOLA_BAR1_PEAKMETERS_DEST00_01 + (dest) * 2)
#define LOLA_BAR1_PEAKMETERS_AGC00_01 0x1948
#define LOLA_BAR1_PEAKMETERS_AGC14_15 0x1964
#define LOLA_BAR1_PEAKMETERS_AGC(x) \
(LOLA_BAR1_PEAKMETERS_AGC00_01 + (x) * 2)
/* GCTL reset bit */
#define LOLA_GCTL_RESET (1 << 0)
/* GCTL unsolicited response enable bit */
#define LOLA_GCTL_UREN (1 << 8)
/* CORB/RIRB control, read/write pointer */
#define LOLA_RBCTL_DMA_EN 0x02 /* enable DMA */
#define LOLA_RBCTL_IRQ_EN 0x01 /* enable IRQ */
#define LOLA_RBRWP_CLR 0x8000 /* read/write pointer clear */
#define LOLA_RIRB_EX_UNSOL_EV 0x40000000
#define LOLA_RIRB_EX_ERROR 0x80000000
/* CORB int mask: CMEI[0] */
#define LOLA_CORB_INT_CMEI 0x01
#define LOLA_CORB_INT_MASK LOLA_CORB_INT_CMEI
/* RIRB int mask: overrun[2], response[0] */
#define LOLA_RIRB_INT_RESPONSE 0x01
#define LOLA_RIRB_INT_OVERRUN 0x04
#define LOLA_RIRB_INT_MASK (LOLA_RIRB_INT_RESPONSE | LOLA_RIRB_INT_OVERRUN)
/* DINTCTL and DINTSTS */
#define LOLA_DINT_GLOBAL 0x80000000 /* global interrupt enable bit */
#define LOLA_DINT_CTRL 0x40000000 /* controller interrupt enable bit */
#define LOLA_DINT_FIFOERR 0x20000000 /* global fifo error enable bit */
#define LOLA_DINT_MUERR 0x10000000 /* global microcontroller underrun error */
/* DSDnCTL bits */
#define LOLA_DSD_CTL_SRST 0x01 /* stream reset bit */
#define LOLA_DSD_CTL_SRUN 0x02 /* stream DMA start bit */
#define LOLA_DSD_CTL_IOCE 0x04 /* interrupt on completion enable */
#define LOLA_DSD_CTL_DEIE 0x10 /* descriptor error interrupt enable */
#define LOLA_DSD_CTL_VLRCV 0x20 /* valid LRCountValue information in bits 8..31 */
#define LOLA_LRC_MASK 0xffffff00
/* DSDnSTS */
#define LOLA_DSD_STS_BCIS 0x04 /* buffer completion interrupt status */
#define LOLA_DSD_STS_DESE 0x10 /* descriptor error interrupt */
#define LOLA_DSD_STS_FIFORDY 0x20 /* fifo ready */
#define LOLA_CORB_ENTRIES 256
#define MAX_STREAM_IN_COUNT 16
#define MAX_STREAM_OUT_COUNT 16
#define MAX_STREAM_COUNT 16
#define MAX_PINS MAX_STREAM_COUNT
#define MAX_STREAM_BUFFER_COUNT 16
#define MAX_AUDIO_INOUT_COUNT 16
#define LOLA_CLOCK_TYPE_INTERNAL 0
#define LOLA_CLOCK_TYPE_AES 1
#define LOLA_CLOCK_TYPE_AES_SYNC 2
#define LOLA_CLOCK_TYPE_WORDCLOCK 3
#define LOLA_CLOCK_TYPE_ETHERSOUND 4
#define LOLA_CLOCK_TYPE_VIDEO 5
#define LOLA_CLOCK_FORMAT_NONE 0
#define LOLA_CLOCK_FORMAT_NTSC 1
#define LOLA_CLOCK_FORMAT_PAL 2
#define MAX_SAMPLE_CLOCK_COUNT 48
/* parameters used with mixer widget's mixer capabilities */
#define LOLA_PEAK_METER_CAN_AGC_MASK 1
#define LOLA_PEAK_METER_CAN_ANALOG_CLIP_MASK 2
struct lola_bar {
unsigned long addr;
void __iomem *remap_addr;
};
/* CORB/RIRB */
struct lola_rb {
u32 *buf; /* CORB/RIRB buffer, 8 byte per each entry */
dma_addr_t addr; /* physical address of CORB/RIRB buffer */
unsigned short rp, wp; /* read/write pointers */
int cmds; /* number of pending requests */
};
/* Pin widget setup */
struct lola_pin {
unsigned int nid;
bool is_analog;
unsigned int amp_mute;
unsigned int amp_step_size;
unsigned int amp_num_steps;
unsigned int amp_offset;
unsigned int max_level;
unsigned int config_default_reg;
unsigned int fixed_gain_list_len;
unsigned int cur_gain_step;
};
struct lola_pin_array {
unsigned int num_pins;
unsigned int num_analog_pins;
struct lola_pin pins[MAX_PINS];
};
/* Clock widget setup */
struct lola_sample_clock {
unsigned int type;
unsigned int format;
unsigned int freq;
};
struct lola_clock_widget {
unsigned int nid;
unsigned int items;
unsigned int cur_index;
unsigned int cur_freq;
bool cur_valid;
struct lola_sample_clock sample_clock[MAX_SAMPLE_CLOCK_COUNT];
unsigned int idx_lookup[MAX_SAMPLE_CLOCK_COUNT];
};
#define LOLA_MIXER_DIM 32
struct lola_mixer_array {
u32 src_gain_enable;
u32 dest_mix_gain_enable[LOLA_MIXER_DIM];
u16 src_gain[LOLA_MIXER_DIM];
u16 dest_mix_gain[LOLA_MIXER_DIM][LOLA_MIXER_DIM];
};
/* Mixer widget setup */
struct lola_mixer_widget {
unsigned int nid;
unsigned int caps;
struct lola_mixer_array __user *array;
struct lola_mixer_array *array_saved;
unsigned int src_stream_outs;
unsigned int src_phys_ins;
unsigned int dest_stream_ins;
unsigned int dest_phys_outs;
unsigned int src_stream_out_ofs;
unsigned int dest_phys_out_ofs;
unsigned int src_mask;
unsigned int dest_mask;
};
/* Audio stream */
struct lola_stream {
unsigned int nid; /* audio widget NID */
unsigned int index; /* array index */
unsigned int dsd; /* DSD index */
bool can_float;
struct snd_pcm_substream *substream; /* assigned PCM substream */
struct lola_stream *master; /* master stream (for multi-channel) */
/* buffer setup */
unsigned int bufsize;
unsigned int period_bytes;
unsigned int frags;
/* format + channel setup */
unsigned int format_verb;
/* flags */
unsigned int opened:1;
unsigned int prepared:1;
unsigned int paused:1;
unsigned int running:1;
};
#define PLAY SNDRV_PCM_STREAM_PLAYBACK
#define CAPT SNDRV_PCM_STREAM_CAPTURE
struct lola_pcm {
unsigned int num_streams;
struct snd_dma_buffer bdl; /* BDL buffer */
struct lola_stream streams[MAX_STREAM_COUNT];
};
/* card instance */
struct lola {
struct snd_card *card;
struct pci_dev *pci;
/* pci resources */
struct lola_bar bar[2];
int irq;
/* locks */
spinlock_t reg_lock;
struct mutex open_mutex;
/* CORB/RIRB */
struct lola_rb corb;
struct lola_rb rirb;
unsigned int res, res_ex; /* last read values */
/* last command (for debugging) */
unsigned int last_cmd_nid, last_verb, last_data, last_extdata;
/* CORB/RIRB buffers */
struct snd_dma_buffer rb;
/* unsolicited events */
unsigned int last_unsol_res;
/* streams */
struct lola_pcm pcm[2];
/* input src */
unsigned int input_src_caps_mask;
unsigned int input_src_mask;
/* pins */
struct lola_pin_array pin[2];
/* clock */
struct lola_clock_widget clock;
int ref_count_rate;
unsigned int sample_rate;
/* mixer */
struct lola_mixer_widget mixer;
/* hw info */
unsigned int version;
unsigned int lola_caps;
/* parameters */
unsigned int granularity;
unsigned int sample_rate_min;
unsigned int sample_rate_max;
/* flags */
unsigned int initialized:1;
unsigned int cold_reset:1;
unsigned int polling_mode:1;
/* for debugging */
unsigned int debug_res;
unsigned int debug_res_ex;
};
#define BAR0 0
#define BAR1 1
/* Helper macros */
#define lola_readl(chip, idx, name) \
readl((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_readw(chip, idx, name) \
readw((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_readb(chip, idx, name) \
readb((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_writel(chip, idx, name, val) \
writel((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_writew(chip, idx, name, val) \
writew((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_writeb(chip, idx, name, val) \
writeb((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_dsd_read(chip, dsd, name) \
readl((chip)->bar[BAR1].remap_addr + LOLA_BAR1_DSD0_OFFSET + \
(LOLA_BAR1_DSD_SIZE * (dsd)) + LOLA_BAR1_DSDn##name)
#define lola_dsd_write(chip, dsd, name, val) \
writel((val), (chip)->bar[BAR1].remap_addr + LOLA_BAR1_DSD0_OFFSET + \
(LOLA_BAR1_DSD_SIZE * (dsd)) + LOLA_BAR1_DSDn##name)
/* GET verbs HDAudio */
#define LOLA_VERB_GET_STREAM_FORMAT 0xa00
#define LOLA_VERB_GET_AMP_GAIN_MUTE 0xb00
#define LOLA_VERB_PARAMETERS 0xf00
#define LOLA_VERB_GET_POWER_STATE 0xf05
#define LOLA_VERB_GET_CONV 0xf06
#define LOLA_VERB_GET_UNSOLICITED_RESPONSE 0xf08
#define LOLA_VERB_GET_DIGI_CONVERT_1 0xf0d
#define LOLA_VERB_GET_CONFIG_DEFAULT 0xf1c
#define LOLA_VERB_GET_SUBSYSTEM_ID 0xf20
/* GET verbs Digigram */
#define LOLA_VERB_GET_FIXED_GAIN 0xfc0
#define LOLA_VERB_GET_GAIN_SELECT 0xfc1
#define LOLA_VERB_GET_MAX_LEVEL 0xfc2
#define LOLA_VERB_GET_CLOCK_LIST 0xfc3
#define LOLA_VERB_GET_CLOCK_SELECT 0xfc4
#define LOLA_VERB_GET_CLOCK_STATUS 0xfc5
/* SET verbs HDAudio */
#define LOLA_VERB_SET_STREAM_FORMAT 0x200
#define LOLA_VERB_SET_AMP_GAIN_MUTE 0x300
#define LOLA_VERB_SET_POWER_STATE 0x705
#define LOLA_VERB_SET_CHANNEL_STREAMID 0x706
#define LOLA_VERB_SET_UNSOLICITED_ENABLE 0x708
#define LOLA_VERB_SET_DIGI_CONVERT_1 0x70d
/* SET verbs Digigram */
#define LOLA_VERB_SET_GAIN_SELECT 0xf81
#define LOLA_VERB_SET_CLOCK_SELECT 0xf84
#define LOLA_VERB_SET_GRANULARITY_STEPS 0xf86
#define LOLA_VERB_SET_SOURCE_GAIN 0xf87
#define LOLA_VERB_SET_MIX_GAIN 0xf88
#define LOLA_VERB_SET_DESTINATION_GAIN 0xf89
#define LOLA_VERB_SET_SRC 0xf8a
/* Parameter IDs used with LOLA_VERB_PARAMETERS */
#define LOLA_PAR_VENDOR_ID 0x00
#define LOLA_PAR_FUNCTION_TYPE 0x05
#define LOLA_PAR_AUDIO_WIDGET_CAP 0x09
#define LOLA_PAR_PCM 0x0a
#define LOLA_PAR_STREAM_FORMATS 0x0b
#define LOLA_PAR_PIN_CAP 0x0c
#define LOLA_PAR_AMP_IN_CAP 0x0d
#define LOLA_PAR_CONNLIST_LEN 0x0e
#define LOLA_PAR_POWER_STATE 0x0f
#define LOLA_PAR_GPIO_CAP 0x11
#define LOLA_PAR_AMP_OUT_CAP 0x12
#define LOLA_PAR_SPECIFIC_CAPS 0x80
#define LOLA_PAR_FIXED_GAIN_LIST 0x81
/* extract results of LOLA_PAR_SPECIFIC_CAPS */
#define LOLA_AFG_MIXER_WIDGET_PRESENT(res) ((res & (1 << 21)) != 0)
#define LOLA_AFG_CLOCK_WIDGET_PRESENT(res) ((res & (1 << 20)) != 0)
#define LOLA_AFG_INPUT_PIN_COUNT(res) ((res >> 10) & 0x2ff)
#define LOLA_AFG_OUTPUT_PIN_COUNT(res) ((res) & 0x2ff)
/* extract results of LOLA_PAR_AMP_IN_CAP / LOLA_PAR_AMP_OUT_CAP */
#define LOLA_AMP_MUTE_CAPABLE(res) ((res & (1 << 31)) != 0)
#define LOLA_AMP_STEP_SIZE(res) ((res >> 24) & 0x7f)
#define LOLA_AMP_NUM_STEPS(res) ((res >> 12) & 0x3ff)
#define LOLA_AMP_OFFSET(res) ((res) & 0x3ff)
#define LOLA_GRANULARITY_MIN 8
#define LOLA_GRANULARITY_MAX 32
#define LOLA_GRANULARITY_STEP 8
/* parameters used with unsolicited command/response */
#define LOLA_UNSOLICITED_TAG_MASK 0x3f
#define LOLA_UNSOLICITED_TAG 0x1a
#define LOLA_UNSOLICITED_ENABLE 0x80
#define LOLA_UNSOL_RESP_TAG_OFFSET 26
/* count values in the Vendor Specific Mixer Widget's Audio Widget Capabilities */
#define LOLA_MIXER_SRC_INPUT_PLAY_SEPARATION(res) ((res >> 2) & 0x1f)
#define LOLA_MIXER_DEST_REC_OUTPUT_SEPARATION(res) ((res >> 7) & 0x1f)
int lola_codec_write(struct lola *chip, unsigned int nid, unsigned int verb,
unsigned int data, unsigned int extdata);
int lola_codec_read(struct lola *chip, unsigned int nid, unsigned int verb,
unsigned int data, unsigned int extdata,
unsigned int *val, unsigned int *extval);
int lola_codec_flush(struct lola *chip);
#define lola_read_param(chip, nid, param, val) \
lola_codec_read(chip, nid, LOLA_VERB_PARAMETERS, param, 0, val, NULL)
/* PCM */
int lola_create_pcm(struct lola *chip);
void lola_free_pcm(struct lola *chip);
int lola_init_pcm(struct lola *chip, int dir, int *nidp);
void lola_pcm_update(struct lola *chip, struct lola_pcm *pcm, unsigned int bits);
/* clock */
int lola_init_clock_widget(struct lola *chip, int nid);
int lola_set_granularity(struct lola *chip, unsigned int val, bool force);
int lola_enable_clock_events(struct lola *chip);
int lola_set_clock_index(struct lola *chip, unsigned int idx);
int lola_set_clock(struct lola *chip, int idx);
int lola_set_sample_rate(struct lola *chip, int rate);
bool lola_update_ext_clock_freq(struct lola *chip, unsigned int val);
unsigned int lola_sample_rate_convert(unsigned int coded);
/* mixer */
int lola_init_pins(struct lola *chip, int dir, int *nidp);
int lola_init_mixer_widget(struct lola *chip, int nid);
void lola_free_mixer(struct lola *chip);
int lola_create_mixer(struct lola *chip);
int lola_setup_all_analog_gains(struct lola *chip, int dir, bool mute);
void lola_save_mixer(struct lola *chip);
void lola_restore_mixer(struct lola *chip);
int lola_set_src_config(struct lola *chip, unsigned int src_mask, bool update);
/* proc */
#ifdef CONFIG_SND_DEBUG
void lola_proc_debug_new(struct lola *chip);
#else
#define lola_proc_debug_new(chip)
#endif
#endif /* _LOLA_H */