cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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wcd-clsh-v2.h (1747B)

      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
      7enum 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
     31enum 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
     44enum wcd_codec_version {
     45	WCD9335  = 0,
     46	WCD934X  = 1,
     47	/* New CLSH after this */
     48	WCD937X  = 2,
     49	WCD938X  = 3,
     50};
     51struct wcd_clsh_ctrl;
     52
     53extern struct wcd_clsh_ctrl *wcd_clsh_ctrl_alloc(
     54				struct snd_soc_component *comp,
     55				int version);
     56extern void wcd_clsh_ctrl_free(struct wcd_clsh_ctrl *ctrl);
     57extern int wcd_clsh_ctrl_get_state(struct wcd_clsh_ctrl *ctrl);
     58extern int wcd_clsh_ctrl_set_state(struct wcd_clsh_ctrl *ctrl,
     59				   enum wcd_clsh_event clsh_event,
     60				   int nstate,
     61				   enum wcd_clsh_mode mode);
     62extern void wcd_clsh_set_hph_mode(struct wcd_clsh_ctrl *ctrl,
     63				  int mode);
     64
     65#endif /* _WCD_CLSH_V2_H_ */