1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef XONAR_DG_H_INCLUDED
3 #define XONAR_DG_H_INCLUDED
4 
5 #include "oxygen.h"
6 
7 #define GPIO_MAGIC		0x0008
8 #define GPIO_HP_DETECT		0x0010
9 #define GPIO_INPUT_ROUTE	0x0060
10 #define GPIO_HP_REAR		0x0080
11 #define GPIO_OUTPUT_ENABLE	0x0100
12 
13 #define CAPTURE_SRC_MIC		0
14 #define CAPTURE_SRC_FP_MIC	1
15 #define CAPTURE_SRC_LINE	2
16 #define CAPTURE_SRC_AUX		3
17 
18 #define PLAYBACK_DST_HP		0
19 #define PLAYBACK_DST_HP_FP	1
20 #define PLAYBACK_DST_MULTICH	2
21 
22 enum cs4245_shadow_operation {
23 	CS4245_SAVE_TO_SHADOW,
24 	CS4245_LOAD_FROM_SHADOW
25 };
26 
27 struct dg {
28 	/* shadow copy of the CS4245 register space */
29 	unsigned char cs4245_shadow[17];
30 	/* output select: headphone/speakers */
31 	unsigned char output_sel;
32 	/* volumes for all capture sources */
33 	char input_vol[4][2];
34 	/* input select: mic/fp mic/line/aux */
35 	unsigned char input_sel;
36 };
37 
38 /* Xonar DG control routines */
39 int cs4245_write_spi(struct oxygen *chip, u8 reg);
40 int cs4245_read_spi(struct oxygen *chip, u8 reg);
41 int cs4245_shadow_control(struct oxygen *chip, enum cs4245_shadow_operation op);
42 void dg_init(struct oxygen *chip);
43 void set_cs4245_dac_params(struct oxygen *chip,
44 				  struct snd_pcm_hw_params *params);
45 void set_cs4245_adc_params(struct oxygen *chip,
46 				  struct snd_pcm_hw_params *params);
47 unsigned int adjust_dg_dac_routing(struct oxygen *chip,
48 					  unsigned int play_routing);
49 void dump_cs4245_registers(struct oxygen *chip,
50 				struct snd_info_buffer *buffer);
51 void dg_suspend(struct oxygen *chip);
52 void dg_resume(struct oxygen *chip);
53 void dg_cleanup(struct oxygen *chip);
54 
55 extern const struct oxygen_model model_xonar_dg;
56 
57 #endif
58