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