1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | |
3 | #ifndef _WCD_CLSH_V2_H_ |
4 | #define _WCD_CLSH_V2_H_ |
5 | #include <sound/soc.h> |
6 | |
7 | enum wcd_clsh_event { |
8 | WCD_CLSH_EVENT_PRE_DAC = 1, |
9 | WCD_CLSH_EVENT_POST_PA, |
10 | }; |
11 | |
12 | /* |
13 | * Basic states for Class H state machine. |
14 | * represented as a bit mask within a u8 data type |
15 | * bit 0: EAR mode |
16 | * bit 1: HPH Left mode |
17 | * bit 2: HPH Right mode |
18 | * bit 3: Lineout mode |
19 | */ |
20 | #define WCD_CLSH_STATE_IDLE 0 |
21 | #define WCD_CLSH_STATE_EAR BIT(0) |
22 | #define WCD_CLSH_STATE_HPHL BIT(1) |
23 | #define WCD_CLSH_STATE_HPHR BIT(2) |
24 | #define WCD_CLSH_STATE_LO BIT(3) |
25 | #define WCD_CLSH_STATE_AUX BIT(4) |
26 | #define WCD_CLSH_STATE_MAX 4 |
27 | #define WCD_CLSH_V3_STATE_MAX 5 |
28 | #define NUM_CLSH_STATES_V2 BIT(WCD_CLSH_STATE_MAX) |
29 | #define NUM_CLSH_STATES_V3 BIT(WCD_CLSH_V3_STATE_MAX) |
30 | |
31 | enum wcd_clsh_mode { |
32 | CLS_H_NORMAL = 0, /* Class-H Default */ |
33 | CLS_H_HIFI, /* Class-H HiFi */ |
34 | CLS_H_LP, /* Class-H Low Power */ |
35 | CLS_AB, /* Class-AB */ |
36 | CLS_H_LOHIFI, /* LoHIFI */ |
37 | CLS_H_ULP, /* Ultra Low power */ |
38 | CLS_AB_HIFI, /* Class-AB */ |
39 | CLS_AB_LP, /* Class-AB Low Power */ |
40 | CLS_AB_LOHIFI, /* Class-AB Low HIFI */ |
41 | CLS_NONE, /* None of the above modes */ |
42 | }; |
43 | |
44 | enum wcd_codec_version { |
45 | WCD9335 = 0, |
46 | WCD934X = 1, |
47 | /* New CLSH after this */ |
48 | WCD937X = 2, |
49 | WCD938X = 3, |
50 | WCD939X = 4, |
51 | }; |
52 | struct wcd_clsh_ctrl; |
53 | |
54 | extern struct wcd_clsh_ctrl *wcd_clsh_ctrl_alloc( |
55 | struct snd_soc_component *comp, |
56 | int version); |
57 | extern void wcd_clsh_ctrl_free(struct wcd_clsh_ctrl *ctrl); |
58 | extern int wcd_clsh_ctrl_get_state(struct wcd_clsh_ctrl *ctrl); |
59 | extern int wcd_clsh_ctrl_set_state(struct wcd_clsh_ctrl *ctrl, |
60 | enum wcd_clsh_event clsh_event, |
61 | int nstate, |
62 | enum wcd_clsh_mode mode); |
63 | extern void wcd_clsh_set_hph_mode(struct wcd_clsh_ctrl *ctrl, |
64 | int mode); |
65 | |
66 | #endif /* _WCD_CLSH_V2_H_ */ |
67 | |