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feat(lcd): support buffer switch interrupt

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This commit is contained in:
Chen Jichang
2026-06-01 15:19:19 +08:00
parent fb2e11f070
commit f8ff130959
34 changed files with 417 additions and 119 deletions
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components/esp_hal_dma/esp32p4/include/hal/ahb_dma_ll.h
+2
View File
@@ -24,6 +24,8 @@ extern "C" {
// any "dummy" peripheral ID can be used for M2M mode
#define AHB_DMA_LL_M2M_FREE_PERIPH_ID_MASK (0xFAC2)
#define AHB_DMA_LL_RX_EVENT_MASK (0x1F)
#define AHB_DMA_LL_TX_EVENT_MASK (0x0F)
///////////////////////////////////// Common /////////////////////////////////////////
/**
components/esp_hal_dma/esp32p4/include/hal/axi_dma_ll.h
+44
View File
@@ -13,6 +13,7 @@
#include "hal/hal_utils.h"
#include "hal/gdma_types.h"
#include "hal/gdma_ll.h"
#include "hal/config.h"
#include "soc/axi_dma_struct.h"
#include "soc/axi_dma_reg.h"
@@ -24,6 +25,13 @@ extern "C" {
// any "dummy" peripheral ID can be used for M2M mode
#define AXI_DMA_LL_M2M_FREE_PERIPH_ID_MASK (0xFFC0)
#define AXI_DMA_LL_RX_EVENT_MASK (0x1F)
#if HAL_CONFIG(CHIP_SUPPORT_MIN_REV) >= 300
#define AXI_DMA_LL_SUPPORT_TX_LINK_SWITCH_EVENT 1
#define AXI_DMA_LL_TX_EVENT_MASK (0x40F)
#else
#define AXI_DMA_LL_TX_EVENT_MASK (0x0F)
#endif
///////////////////////////////////// Common /////////////////////////////////////////
/**
@@ -476,6 +484,42 @@ static inline void axi_dma_ll_tx_restart(axi_dma_dev_t *dev, uint32_t channel)
dev->out[channel].conf.out_link1.outlink_restart_chn = 1;
}
#if AXI_DMA_LL_SUPPORT_TX_LINK_SWITCH_EVENT
/**
* @brief Request link switch done indication for TX channel
*/
static inline void axi_dma_ll_tx_request_link_switch_event(axi_dma_dev_t *dev, uint32_t channel)
{
switch (channel) {
case 0:
dev->link_switch_state.link_switch_state_ch0 = 1;
break;
case 1:
dev->link_switch_state.link_switch_state_ch1 = 1;
break;
case 2:
dev->link_switch_state.link_switch_state_ch2 = 1;
break;
default:
break;
}
}
#endif
/**
* @brief Check if TX link switch done indication is supported
*/
__attribute__((always_inline))
static inline bool axi_dma_ll_tx_is_link_switch_event_supported(axi_dma_dev_t *dev)
{
(void)dev;
#if AXI_DMA_LL_SUPPORT_TX_LINK_SWITCH_EVENT
return true;
#else
return false;
#endif
}
/**
* @brief Check if DMA TX descriptor FSM is in IDLE state
*/
components/esp_hal_dma/esp32p4/include/hal/gdma_ll.h
+4 -3
View File
@@ -26,9 +26,10 @@
#define GDMA_LL_CHANNEL_MAX_PRIORITY 5 // supported priority levels: [0,5]
#define GDMA_LL_RX_EVENT_MASK (0x1F)
#define GDMA_LL_TX_EVENT_MASK (0x0F)
// the following event bits are only supported by axi-dma
#if HAL_CONFIG(CHIP_SUPPORT_MIN_REV) >= 300
#define GDMA_LL_EVENT_TX_LINK_SWITCH (1<<10)
#endif
// the following event bits are identical for ahb-dma and axi-dma
#define GDMA_LL_EVENT_TX_TOTAL_EOF (1<<3)
#define GDMA_LL_EVENT_TX_DESC_ERROR (1<<2)