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49 lines
1.3 KiB
49 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _WCD_CLSH_V2_H_ |
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#define _WCD_CLSH_V2_H_ |
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#include <sound/soc.h> |
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enum wcd_clsh_event { |
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WCD_CLSH_EVENT_PRE_DAC = 1, |
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WCD_CLSH_EVENT_POST_PA, |
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}; |
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/* |
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* Basic states for Class H state machine. |
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* represented as a bit mask within a u8 data type |
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* bit 0: EAR mode |
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* bit 1: HPH Left mode |
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* bit 2: HPH Right mode |
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* bit 3: Lineout mode |
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*/ |
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#define WCD_CLSH_STATE_IDLE 0 |
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#define WCD_CLSH_STATE_EAR BIT(0) |
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#define WCD_CLSH_STATE_HPHL BIT(1) |
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#define WCD_CLSH_STATE_HPHR BIT(2) |
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#define WCD_CLSH_STATE_LO BIT(3) |
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#define WCD_CLSH_STATE_MAX 4 |
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#define NUM_CLSH_STATES_V2 BIT(WCD_CLSH_STATE_MAX) |
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enum wcd_clsh_mode { |
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CLS_H_NORMAL = 0, /* Class-H Default */ |
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CLS_H_HIFI, /* Class-H HiFi */ |
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CLS_H_LP, /* Class-H Low Power */ |
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CLS_AB, /* Class-AB */ |
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CLS_H_LOHIFI, /* LoHIFI */ |
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CLS_NONE, /* None of the above modes */ |
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}; |
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struct wcd_clsh_ctrl; |
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extern struct wcd_clsh_ctrl *wcd_clsh_ctrl_alloc( |
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struct snd_soc_component *component, |
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int version); |
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extern void wcd_clsh_ctrl_free(struct wcd_clsh_ctrl *ctrl); |
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extern int wcd_clsh_ctrl_get_state(struct wcd_clsh_ctrl *ctrl); |
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extern int wcd_clsh_ctrl_set_state(struct wcd_clsh_ctrl *ctrl, |
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enum wcd_clsh_event event, |
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int state, |
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enum wcd_clsh_mode mode); |
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#endif /* _WCD_CLSH_V2_H_ */
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