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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/esp32s31/include/hal/ahb_dma_ll.h
+5 -1
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@@ -22,8 +22,12 @@ extern "C" {
// any "dummy" peripheral ID can be used for M2M mode
#define AHB_DMA_LL_M2M_FREE_PERIPH_ID_MASK (0x8200)
#define LP_AHB_DMA_LL_M2M_FREE_PERIPH_ID_MASK (0xFFFC)
#define AHB_DMA_LL_RX_EVENT_MASK (0x7F)
#define AHB_DMA_LL_TX_EVENT_MASK (0x3F)
#define LP_AHB_DMA_LL_M2M_FREE_PERIPH_ID_MASK (0xFFFC)
#define AHB_DMA_LL_RX_EVENT_MASK (0x7F)
#define AHB_DMA_LL_TX_EVENT_MASK (0x3F)
///////////////////////////////////// Common /////////////////////////////////////////
/**
components/esp_hal_dma/esp32s31/include/hal/axi_dma_ll.h
+33
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@@ -24,6 +24,9 @@ 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 (0x7F)
#define AXI_DMA_LL_SUPPORT_TX_LINK_SWITCH_EVENT 1
#define AXI_DMA_LL_TX_EVENT_MASK (0x43F)
///////////////////////////////////// Common /////////////////////////////////////////
/**
@@ -473,6 +476,36 @@ 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;
}
/**
* @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;
}
}
/**
* @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;
return true;
}
/**
* @brief Check if DMA TX descriptor FSM is in IDLE state
*/
components/esp_hal_dma/esp32s31/include/hal/gdma_ll.h
+2 -3
View File
@@ -20,9 +20,8 @@
#define GDMA_LL_CHANNEL_MAX_PRIORITY 5 // supported priority levels: [0,5]
#define GDMA_LL_RX_EVENT_MASK (0x7F)
#define GDMA_LL_TX_EVENT_MASK (0x3F)
// the following event bits are only supported by axi-dma
#define GDMA_LL_EVENT_TX_LINK_SWITCH (1<<10)
// the following event bits are identical for ahb-dma, axi-dma and lp-ahb-dma
#define GDMA_LL_EVENT_TX_FIFO_UDF (1<<5)
#define GDMA_LL_EVENT_TX_FIFO_OVF (1<<4)