66 static cy_rslt_t _cyhal_keyscan_init_resources(cyhal_keyscan_t *obj, uint8_t num_columns, const cyh…
68 static cy_rslt_t _cyhal_keyscan_init_hw(cyhal_keyscan_t *obj, const cy_stc_ks_config_t *cfg);
107     cyhal_keyscan_t *obj = _cyhal_keyscan_config_structs[0];  in _cyhal_keyscan_irq_handler()  local
114         Cy_Keyscan_Interrupt_Handler(obj->base, &(obj->context));  in _cyhal_keyscan_irq_handler()
126     cyhal_keyscan_t *obj = _cyhal_keyscan_config_structs[0];  in _cyhal_keyscan_cb_wrapper()  local
128 …((obj->context.curNumElements == obj->context.maxNumElements) ? CYHAL_KEYSCAN_EVENT_BUFFER_FULL : …  in _cyhal_keyscan_cb_wrapper()
129     cyhal_keyscan_event_t anded_events = (cyhal_keyscan_event_t)(obj->irq_cause & hal_event);  in _cyhal_keyscan_cb_wrapper()
132 …cyhal_keyscan_event_callback_t callback = (cyhal_keyscan_event_callback_t) obj->callback_data.call…  in _cyhal_keyscan_cb_wrapper()
133         callback(obj->callback_data.callback_arg, anded_events);  in _cyhal_keyscan_cb_wrapper()
143     cyhal_keyscan_t *obj = _cyhal_keyscan_config_structs[0];  in _cyhal_keyscan_pm_callback()  local
144     Cy_Keyscan_GetInterruptMask(obj->base, &readMask);  in _cyhal_keyscan_pm_callback()
150             Cy_Keyscan_EnableClockStayOn(obj->base);  in _cyhal_keyscan_pm_callback()
151             Cy_Keyscan_SetInterruptMask(obj->base, readMask & ~MXKEYSCAN_INTR_KEY_EDGE_DONE);  in _cyhal_keyscan_pm_callback()
159             Cy_Keyscan_DisableClockStayOn(obj->base);  in _cyhal_keyscan_pm_callback()
160             Cy_Keyscan_SetInterruptMask(obj->base, readMask | MXKEYSCAN_INTR_KEY_EDGE_DONE);  in _cyhal_keyscan_pm_callback()
175 static cy_rslt_t _cyhal_keyscan_init_resources(cyhal_keyscan_t *obj, uint8_t num_columns, const cyh…  in _cyhal_keyscan_init_resources()  argument
179     obj->resource.type = CYHAL_RSC_INVALID;  in _cyhal_keyscan_init_resources()
180     obj->irq_cause = CYHAL_KEYSCAN_EVENT_NONE;  in _cyhal_keyscan_init_resources()
181     for (uint8_t idx=0; idx < _CYHAL_KEYSCAN_MAX_COLS; idx++) obj->columns[idx] = NC;  in _cyhal_keyscan_init_resources()
182     for (uint8_t idx=0; idx < _CYHAL_KEYSCAN_MAX_ROWS; idx++) obj->rows[idx] = NC;  in _cyhal_keyscan_init_resources()
198                 if(CYHAL_RSC_INVALID == obj->resource.type)  in _cyhal_keyscan_init_resources()
200                     obj->resource.type = CYHAL_RSC_KEYSCAN;  in _cyhal_keyscan_init_resources()
201                     obj->resource.block_num = column_map->block_num;  in _cyhal_keyscan_init_resources()
202                     obj->resource.channel_num = 0;  in _cyhal_keyscan_init_resources()
203                     result = cyhal_hwmgr_reserve(&(obj->resource));  in _cyhal_keyscan_init_resources()
208                 else if (obj->resource.block_num != column_map->block_num)  in _cyhal_keyscan_init_resources()
229                 obj->columns[idx] = columns[idx];  in _cyhal_keyscan_init_resources()
246             if (result == CY_RSLT_SUCCESS && (obj->resource.block_num != row_map->block_num))  in _cyhal_keyscan_init_resources()
267                 obj->rows[idx] = rows[idx];  in _cyhal_keyscan_init_resources()
281                 obj->is_clock_owned = true;  in _cyhal_keyscan_init_resources()
282                 obj->clock = clock_keyscan;  in _cyhal_keyscan_init_resources()
288             obj->clock = *clock;  in _cyhal_keyscan_init_resources()
299 static cy_rslt_t _cyhal_keyscan_init_hw(cyhal_keyscan_t *obj, const cy_stc_ks_config_t *cfg)  in _cyhal_keyscan_init_hw()  argument
301     obj->base = _cyhal_keyscan_base[obj->resource.block_num];  in _cyhal_keyscan_init_hw()
303     cy_rslt_t result = Cy_Keyscan_Init(obj->base, cfg, &(obj->context));  in _cyhal_keyscan_init_hw()
306         _cyhal_keyscan_config_structs[0] = obj;  in _cyhal_keyscan_init_hw()
309         obj->callback_data.callback = NULL;  in _cyhal_keyscan_init_hw()
310         obj->callback_data.callback_arg = NULL;  in _cyhal_keyscan_init_hw()
311         obj->irq_cause = CYHAL_KEYSCAN_EVENT_NONE;  in _cyhal_keyscan_init_hw()
317         Cy_Keyscan_SetInterruptMask(obj->base, MXKEYSCAN_INTR_FIFO_THRESH_DONE);  in _cyhal_keyscan_init_hw()
319         result = Cy_Keyscan_Register_Callback(_cyhal_keyscan_cb_wrapper, &(obj->context));  in _cyhal_keyscan_init_hw()
327         result = Cy_Keyscan_FlushEvents(obj->base, &(obj->context));  in _cyhal_keyscan_init_hw()
332         result = Cy_Keyscan_Enable(obj->base, &(obj->context));  in _cyhal_keyscan_init_hw()
338 cy_rslt_t cyhal_keyscan_init(cyhal_keyscan_t *obj, uint8_t num_columns, const cyhal_gpio_t *columns,  in cyhal_keyscan_init()  argument
341     CY_ASSERT(NULL != obj);  in cyhal_keyscan_init()
342     memset(obj, 0, sizeof(cyhal_keyscan_t));  in cyhal_keyscan_init()
344     obj->dc_configured = false;  in cyhal_keyscan_init()
346 …cy_rslt_t result = _cyhal_keyscan_init_resources(obj, num_columns, columns, num_rows, rows, clock);  in cyhal_keyscan_init()
353         result = _cyhal_keyscan_init_hw(obj, &config);  in cyhal_keyscan_init()
358         cyhal_keyscan_free(obj);  in cyhal_keyscan_init()
364 cy_rslt_t cyhal_keyscan_init_cfg(cyhal_keyscan_t *obj, const cyhal_keyscan_configurator_t *cfg)  in cyhal_keyscan_init_cfg()  argument
366     CY_ASSERT(NULL != obj);  in cyhal_keyscan_init_cfg()
369     memset(obj, 0, sizeof(cyhal_keyscan_t));  in cyhal_keyscan_init_cfg()
371     obj->resource = *cfg->resource;  in cyhal_keyscan_init_cfg()
372     obj->clock = *cfg->clock;  in cyhal_keyscan_init_cfg()
373     obj->is_clock_owned = false;  in cyhal_keyscan_init_cfg()
374     obj->dc_configured = true;  in cyhal_keyscan_init_cfg()
376     for (uint8_t idx=0; idx < _CYHAL_KEYSCAN_MAX_COLS; idx++) obj->columns[idx] = NC;  in cyhal_keyscan_init_cfg()
377     for (uint8_t idx=0; idx < _CYHAL_KEYSCAN_MAX_ROWS; idx++) obj->rows[idx] = NC;  in cyhal_keyscan_init_cfg()
379     cy_rslt_t result = _cyhal_keyscan_init_hw(obj, cfg->config);  in cyhal_keyscan_init_cfg()
383         cyhal_keyscan_free(obj);  in cyhal_keyscan_init_cfg()
389 void cyhal_keyscan_free(cyhal_keyscan_t *obj)  in cyhal_keyscan_free()  argument
391     CY_ASSERT(NULL != obj);  in cyhal_keyscan_free()
393     if (obj->resource.type != CYHAL_RSC_INVALID)  in cyhal_keyscan_free()
398         if (obj->base != NULL)  in cyhal_keyscan_free()
400             Cy_Keyscan_SetInterruptMask(obj->base, 0);  in cyhal_keyscan_free()
401             Cy_Keyscan_Disable(obj->base, &(obj->context));  in cyhal_keyscan_free()
402             Cy_Keyscan_DeInit(obj->base, &(obj->context));  in cyhal_keyscan_free()
405         if (false == obj->dc_configured)  in cyhal_keyscan_free()
407             cyhal_hwmgr_free(&(obj->resource));  in cyhal_keyscan_free()
411     if (obj->is_clock_owned)  in cyhal_keyscan_free()
413         cyhal_clock_free(&(obj->clock));  in cyhal_keyscan_free()
416     if (false == obj->dc_configured)  in cyhal_keyscan_free()
421             _cyhal_utils_release_if_used(&(obj->columns[idx]));  in cyhal_keyscan_free()
426             _cyhal_utils_release_if_used(&(obj->rows[idx]));  in cyhal_keyscan_free()
431 cy_rslt_t cyhal_keyscan_read(cyhal_keyscan_t *obj, uint8_t* count, cyhal_keyscan_action_t* keys)  in cyhal_keyscan_read()  argument
440         status = Cy_Keyscan_EventsPending(obj->base, &hasPending, &(obj->context));  in cyhal_keyscan_read()
443             status = Cy_Keyscan_GetNextEvent(obj->base, &eventNext, &(obj->context));  in cyhal_keyscan_read()
470 void cyhal_keyscan_register_callback(cyhal_keyscan_t *obj, cyhal_keyscan_event_callback_t callback,…  in cyhal_keyscan_register_callback()  argument
473     obj->callback_data.callback = (cy_israddress) callback;  in cyhal_keyscan_register_callback()
474     obj->callback_data.callback_arg = callback_arg;  in cyhal_keyscan_register_callback()
478 void cyhal_keyscan_enable_event(cyhal_keyscan_t *obj, cyhal_keyscan_event_t event, uint8_t intr_pri…  in cyhal_keyscan_enable_event()  argument
482         obj->irq_cause |= event;  in cyhal_keyscan_enable_event()
486         obj->irq_cause &= ~event;  in cyhal_keyscan_enable_event()