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feat(esp_driver_dma): add dw_gdma backend for async_memcpy

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morris
2026-08-10 16:16:53 +08:00
parent a063a8440f
commit eec76a070e
29 changed files with 1144 additions and 340 deletions
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components/esp_driver_isp/src/isp_dma.c
+15 -15
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@@ -47,13 +47,13 @@ static bool IRAM_ATTR s_isp_dma_done_cb(dw_gdma_channel_handle_t chan, const dw_
return high_task_woken == pdTRUE;
}
static dw_gdma_burst_items_t s_isp_dma_burst_len_to_items(uint32_t burst_len)
static dw_gdma_burst_size_t s_isp_dma_burst_len_to_size(uint32_t burst_len)
{
switch (burst_len) {
case 1: return DW_GDMA_BURST_ITEMS_1;
case 4: return DW_GDMA_BURST_ITEMS_4;
case 8: return DW_GDMA_BURST_ITEMS_8;
default: return DW_GDMA_BURST_ITEMS_8;
case 1: return DW_GDMA_BURST_SIZE_1;
case 4: return DW_GDMA_BURST_SIZE_4;
case 8: return DW_GDMA_BURST_SIZE_8;
default: return DW_GDMA_BURST_SIZE_8;
}
}
@@ -199,29 +199,29 @@ esp_err_t isp_dma_new_frame_ctx(isp_proc_handle_t proc)
.src = {
.addr = MIPI_CSI_BRG_MEM_BASE,
.width = DW_GDMA_TRANS_WIDTH_64,
.burst_mode = DW_GDMA_BURST_MODE_FIXED,
.burst_items = DW_GDMA_BURST_ITEMS_512,
.burst_len = output_burst_len,
.addr_inc_mode = DW_GDMA_ADDR_INC_MODE_FIXED,
.burst_size = DW_GDMA_BURST_SIZE_512,
.axi_burst_len = output_burst_len,
},
.dst = {
.width = DW_GDMA_TRANS_WIDTH_64,
.burst_mode = DW_GDMA_BURST_MODE_INCREMENT,
.burst_items = DW_GDMA_BURST_ITEMS_512,
.burst_len = output_burst_len,
.addr_inc_mode = DW_GDMA_ADDR_INC_MODE_INCREMENT,
.burst_size = DW_GDMA_BURST_SIZE_512,
.axi_burst_len = output_burst_len,
},
.size = ctx->output_frame_size_64bit,
};
ctx->dma_in_trans = (dw_gdma_block_transfer_config_t) {
.src = {
.width = DW_GDMA_TRANS_WIDTH_64,
.burst_mode = DW_GDMA_BURST_MODE_INCREMENT,
.burst_items = DW_GDMA_BURST_ITEMS_32,
.addr_inc_mode = DW_GDMA_ADDR_INC_MODE_INCREMENT,
.burst_size = DW_GDMA_BURST_SIZE_32,
},
.dst = {
.addr = MIPI_CSI_BRG_MEM_BASE,
.width = DW_GDMA_TRANS_WIDTH_64,
.burst_mode = DW_GDMA_BURST_MODE_FIXED,
.burst_items = s_isp_dma_burst_len_to_items(proc->dma_in_burst_len),
.addr_inc_mode = DW_GDMA_ADDR_INC_MODE_FIXED,
.burst_size = s_isp_dma_burst_len_to_size(proc->dma_in_burst_len),
},
.size = ctx->input_frame_size_64bit,
};