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feat(lcd): support buffer switch interrupt

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This commit is contained in:
Chen Jichang
2026-06-01 18:28:50 +08:00
parent 3e24f276fa
commit f17bc5d033
34 changed files with 417 additions and 119 deletions
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components/esp_hal_dma/include/hal/gdma_hal.h
+10 -4
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -52,9 +52,9 @@ typedef struct {
typedef struct {
// The bitmap of the IDs that can be used by M2M are different between AXI DMA and AHB DMA, so we need to save a copy for each of them
uint32_t m2m_free_periph_mask;
// TODO: we can add more private data here, e.g. the interrupt event mask of interest
// for now, the AXI DMA and AHB DMA are sharing the same interrupt mask, so we don't need to store it here
// If one day they become incompatible, we shall save a copy for each of them as a private data
// Supported interrupt events can vary across DMA instances (e.g. AHB vs AXI)
uint32_t tx_event_mask;
uint32_t rx_event_mask;
} gdma_hal_priv_data_t;
/**
@@ -102,6 +102,8 @@ struct gdma_hal_context_t {
#if SOC_GDMA_SUPPORT_WEIGHTED_ARBITRATION
void (*set_weight)(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t weight); /// Set the channel weight
#endif // SOC_GDMA_SUPPORT_WEIGHTED_ARBITRATION
bool (*is_tx_link_switch_event_supported)(gdma_hal_context_t *hal); /// Check if TX link-switch interrupt is supported
void (*request_link_switch_event)(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir); /// Raise the interrupt when tx link switch complete
};
void gdma_hal_deinit(gdma_hal_context_t *hal);
@@ -161,6 +163,10 @@ void gdma_hal_enable_etm_task(gdma_hal_context_t *hal, int chan_id, gdma_channel
void gdma_hal_set_weight(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t weight);
#endif //SOC_GDMA_SUPPORT_WEIGHTED_ARBITRATION
void gdma_hal_request_link_switch_event(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
bool gdma_hal_is_tx_link_switch_event_supported(gdma_hal_context_t *hal);
#ifdef __cplusplus
}
#endif
components/esp_hal_dma/include/hal/gdma_hal_ahb.h
-32
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@@ -12,38 +12,6 @@
extern "C" {
#endif
void gdma_ahb_hal_start_with_desc(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, intptr_t desc_base_addr);
void gdma_ahb_hal_stop(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_ahb_hal_append(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_ahb_hal_reset(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_ahb_hal_set_priority(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t priority);
void gdma_ahb_hal_connect_peri(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, int periph_id);
void gdma_ahb_hal_connect_mem(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, int dummy_id);
void gdma_ahb_hal_disconnect_all(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_ahb_hal_enable_burst(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool en_data_burst, bool en_desc_burst);
void gdma_ahb_hal_set_burst_size(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t burst_sz);
void gdma_ahb_hal_set_strategy(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool en_owner_check, bool en_desc_write_back, bool eof_till_popped);
void gdma_ahb_hal_enable_intr(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t intr_event_mask, bool en_or_dis);
void gdma_ahb_hal_clear_intr(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t intr_event_mask);
uint32_t gdma_ahb_hal_read_intr_status(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool raw);
uint32_t gdma_ahb_hal_get_intr_status_reg(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
uint32_t gdma_ahb_hal_get_eof_desc_addr(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool is_success);
void gdma_ahb_hal_init(gdma_hal_context_t *hal, const gdma_hal_config_t *config);
void gdma_lp_ahb_hal_init(gdma_hal_context_t *hal, const gdma_hal_config_t *config);
components/esp_hal_dma/include/hal/gdma_hal_axi.h
+1 -33
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -12,38 +12,6 @@
extern "C" {
#endif
void gdma_axi_hal_start_with_desc(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, intptr_t desc_base_addr);
void gdma_axi_hal_stop(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_axi_hal_append(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_axi_hal_reset(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_axi_hal_set_priority(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t priority);
void gdma_axi_hal_connect_peri(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, int periph_id);
void gdma_axi_hal_connect_mem(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, int dummy_id);
void gdma_axi_hal_disconnect_all(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
void gdma_axi_hal_enable_burst(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool en_data_burst, bool en_desc_burst);
void gdma_axi_hal_set_burst_size(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t burst_sz);
void gdma_axi_hal_set_strategy(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool en_owner_check, bool en_desc_write_back, bool eof_till_popped);
void gdma_axi_hal_enable_intr(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t intr_event_mask, bool en_or_dis);
void gdma_axi_hal_clear_intr(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, uint32_t intr_event_mask);
uint32_t gdma_axi_hal_read_intr_status(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool raw);
uint32_t gdma_axi_hal_get_intr_status_reg(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir);
uint32_t gdma_axi_hal_get_eof_desc_addr(gdma_hal_context_t *hal, int chan_id, gdma_channel_direction_t dir, bool is_success);
void gdma_axi_hal_init(gdma_hal_context_t *hal, const gdma_hal_config_t *config);
#ifdef __cplusplus