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refactor(gdma): increase performance and optimize api

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This commit is contained in:
Chen Jichang
2026-08-17 17:02:06 +08:00
parent 2b8029c775
commit e008f5a627
24 changed files with 126 additions and 148 deletions
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components/esp_driver_parlio/src/parlio_rx.c
+4 -8
View File
@@ -145,16 +145,13 @@ size_t parlio_rx_mount_transaction_buffer(parlio_rx_unit_handle_t rx_unit, parli
rx_unit->node_num = required_node_num;
gdma_buffer_mount_config_t mount_config[required_node_num] = {};
bool size_alignment_required = gdma_is_size_alignment_required(rx_unit->dma_chan);
/* Mount head buffer */
if (head_node_num) {
mount_config[0].buffer = trans->aligned_payload.buf.head.aligned_buffer;
mount_config[0].buffer_alignment = trans->alignment;
mount_config[0].length = trans->aligned_payload.buf.head.length;
mount_config[0].flags.bypass_buffer_align_check = false;
mount_config[0].flags.mark_eof = false;
mount_config[0].flags.mark_final = GDMA_FINAL_LINK_TO_DEFAULT;
mount_config[0].flags.check_size_align = size_alignment_required;
}
/* Mount body buffer */
size_t mount_size = 0;
@@ -171,10 +168,8 @@ size_t parlio_rx_mount_transaction_buffer(parlio_rx_unit_handle_t rx_unit, parli
mount_config[i].buffer = (void *)((uint8_t *)trans->aligned_payload.buf.body.aligned_buffer + offset);
mount_config[i].buffer_alignment = trans->alignment;
mount_config[i].length = mount_size;
mount_config[i].flags.bypass_buffer_align_check = false;
mount_config[i].flags.mark_eof = false;
mount_config[i].flags.mark_final = GDMA_FINAL_LINK_TO_DEFAULT;
mount_config[i].flags.check_size_align = size_alignment_required;
offset += mount_size;
rest_size -= mount_size;
}
@@ -183,8 +178,6 @@ size_t parlio_rx_mount_transaction_buffer(parlio_rx_unit_handle_t rx_unit, parli
mount_config[required_node_num - 1].buffer = trans->aligned_payload.buf.tail.aligned_buffer;
mount_config[required_node_num - 1].buffer_alignment = trans->alignment;
mount_config[required_node_num - 1].length = trans->aligned_payload.buf.tail.length;
mount_config[required_node_num - 1].flags.bypass_buffer_align_check = false;
mount_config[required_node_num - 1].flags.check_size_align = size_alignment_required;
}
/* For infinite transaction, link the node as a ring */
mount_config[required_node_num - 1].flags.mark_final = !trans->flags.infinite ? GDMA_FINAL_LINK_TO_NULL : GDMA_FINAL_LINK_TO_HEAD;
@@ -474,7 +467,10 @@ static esp_err_t parlio_rx_unit_init_dma(parlio_rx_unit_handle_t rx_unit, size_t
.access_ext_mem = true,
};
ESP_RETURN_ON_ERROR(gdma_config_transfer(rx_unit->dma_chan, &trans_cfg), TAG, "config DMA transfer failed");
ESP_RETURN_ON_ERROR(gdma_get_channel_alignment_constraints(rx_unit->dma_chan, &rx_unit->int_mem_align, &rx_unit->ext_mem_align, NULL), TAG, "get alignment constraints failed");
gdma_channel_alignment_info_t align_info;
ESP_RETURN_ON_ERROR(gdma_get_channel_alignment_constraints(rx_unit->dma_chan, &align_info), TAG, "get alignment constraints failed");
rx_unit->int_mem_align = align_info.int_mem_alignment;
rx_unit->ext_mem_align = align_info.ext_enc_mem_alignment;
#if SOC_CACHE_INTERNAL_MEM_VIA_L1CACHE
uint32_t cache_line_size = cache_hal_get_cache_line_size(CACHE_LL_LEVEL_INT_MEM, CACHE_TYPE_DATA);
rx_unit->int_mem_align = rx_unit->int_mem_align > cache_line_size ? rx_unit->int_mem_align : cache_line_size;
components/esp_driver_parlio/src/parlio_tx.c
+5 -3
View File
@@ -163,7 +163,10 @@ static esp_err_t parlio_tx_unit_init_dma(parlio_tx_unit_t *tx_unit, const parlio
.access_ext_mem = true, // support transmit PSRAM buffer
};
ESP_RETURN_ON_ERROR(gdma_config_transfer(tx_unit->dma_chan, &trans_cfg), TAG, "config DMA transfer failed");
gdma_get_channel_alignment_constraints(tx_unit->dma_chan, &tx_unit->int_mem_align, &tx_unit->ext_mem_align, NULL);
gdma_channel_alignment_info_t align_info;
gdma_get_channel_alignment_constraints(tx_unit->dma_chan, &align_info);
tx_unit->int_mem_align = align_info.int_mem_alignment;
tx_unit->ext_mem_align = align_info.ext_enc_mem_alignment;
// create DMA link list
size_t buffer_alignment = MAX(tx_unit->int_mem_align, tx_unit->ext_mem_align);
@@ -463,8 +466,7 @@ esp_err_t parlio_tx_unit_register_event_callbacks(parlio_tx_unit_handle_t tx_uni
static void parlio_mount_buffer(parlio_tx_unit_t *tx_unit, parlio_tx_trans_desc_t *t)
{
size_t buffer_alignment = 0;
buffer_alignment = gdma_get_buffer_alignment_constraint(tx_unit->dma_chan, t->payload);
size_t buffer_alignment = gdma_get_buffer_alignment_constraint(tx_unit->dma_chan, t->payload);
// DMA transfer data based on bytes not bits, so convert the bit length to bytes, round up
size_t payload_bytes = (t->payload_bits + 7) / 8;
gdma_buffer_mount_config_t mount_config = {