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video: driver: state handling code movement

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state handling changes were spread across multiple files.
So re-arrange all state related handling changes into
msm_vidc_state.h/.c file.

Change-Id: I3826daa678d1e2b5ce7e74380d465e70b1b824c6
Signed-off-by: Govindaraj Rajagopal <quic_grajagop@quicinc.com>
This commit is contained in:
Govindaraj Rajagopal
2023-01-30 10:53:20 +05:30
parent 0884f5a04a
commit c175e36454
5 changed files with 321 additions and 325 deletions
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43
driver/vidc/inc/msm_vidc_state.h
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@@ -10,8 +10,6 @@
#include "msm_vidc_internal.h"
struct msm_vidc_core;
enum msm_vidc_state;
enum msm_vidc_sub_state;
#define FOREACH_CORE_STATE(CORE_STATE) { \
CORE_STATE(CORE_DEINIT) \
@@ -50,6 +48,34 @@ enum msm_vidc_core_event_type {
CORE_EVENT_UPDATE_SUB_STATE = BIT(1),
};
#define FOREACH_STATE(STATE) { \
STATE(OPEN) \
STATE(INPUT_STREAMING) \
STATE(OUTPUT_STREAMING) \
STATE(STREAMING) \
STATE(CLOSE) \
STATE(ERROR) \
}
enum msm_vidc_state FOREACH_STATE(GENERATE_MSM_VIDC_ENUM);
#define MSM_VIDC_SUB_STATE_NONE 0
#define MSM_VIDC_MAX_SUB_STATES 6
/*
* max value of inst->sub_state if all
* the 6 valid bits are set i.e 111111==>63
*/
#define MSM_VIDC_MAX_SUB_STATE_VALUE ((1 << MSM_VIDC_MAX_SUB_STATES) - 1)
enum msm_vidc_sub_state {
MSM_VIDC_DRAIN = BIT(0),
MSM_VIDC_DRC = BIT(1),
MSM_VIDC_DRAIN_LAST_BUFFER = BIT(2),
MSM_VIDC_DRC_LAST_BUFFER = BIT(3),
MSM_VIDC_INPUT_PAUSE = BIT(4),
MSM_VIDC_OUTPUT_PAUSE = BIT(5),
};
enum msm_vidc_event FOREACH_EVENT(GENERATE_MSM_VIDC_ENUM);
/* core statemachine functions */
@@ -67,8 +93,15 @@ const char *core_sub_state_name(enum msm_vidc_core_sub_state sub_state);
/* inst statemachine functions */
int msm_vidc_update_state(struct msm_vidc_inst *inst,
enum msm_vidc_state request_state, const char *func);
enum msm_vidc_allow msm_vidc_allow_state_change(
struct msm_vidc_inst *inst,
enum msm_vidc_state req_state);
int msm_vidc_change_state(struct msm_vidc_inst *inst,
enum msm_vidc_state request_state, const char *func);
int msm_vidc_change_sub_state(struct msm_vidc_inst *inst,
enum msm_vidc_sub_state clear_sub_state,
enum msm_vidc_sub_state set_sub_state, const char *func);
const char *state_name(enum msm_vidc_state state);
const char *sub_state_name(enum msm_vidc_sub_state sub_state);
bool is_state(struct msm_vidc_inst *inst, enum msm_vidc_state state);
bool is_sub_state(struct msm_vidc_inst *inst,
enum msm_vidc_sub_state sub_state);
#endif // _MSM_VIDC_STATE_H_