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fix(ppa): fix mismatching writeback and invalidate data size on the same buffer

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Song Ruo Jing
2024-05-28 16:59:13 +08:00
parent e4deaf08a7
commit b7e595d211
6 changed files with 18 additions and 14 deletions
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6
components/esp_driver_ppa/src/ppa_fill.c
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@@ -105,12 +105,10 @@ esp_err_t ppa_do_fill(ppa_client_handle_t ppa_client, const ppa_fill_oper_config
// To reduce complexity, color_mode, fill_block_w/h correctness are checked in their corresponding LL functions
// Write back and invalidate necessary data (note that the window content is not continuous in the buffer)
// Write back buffer extended window (alignment not necessary on C2M direction)
// Write back and invalidate buffer extended window (alignment not necessary on C2M direction, but alignment strict on M2C direction)
uint32_t out_ext_window = (uint32_t)config->out.buffer + config->out.block_offset_y * config->out.pic_w * out_pixel_depth / 8;
uint32_t out_ext_window_len = config->out.pic_w * config->fill_block_h * out_pixel_depth / 8;
esp_cache_msync((void *)out_ext_window, out_ext_window_len, ESP_CACHE_MSYNC_FLAG_DIR_C2M | ESP_CACHE_MSYNC_FLAG_UNALIGNED);
// Invalidate out_buffer entire picture (alignment strict on M2C direction)
esp_cache_msync((void *)config->out.buffer, config->out.buffer_size, ESP_CACHE_MSYNC_FLAG_DIR_M2C);
esp_cache_msync((void *)PPA_ALIGN_DOWN(out_ext_window, buf_alignment_size), PPA_ALIGN_UP(out_ext_window_len, buf_alignment_size), ESP_CACHE_MSYNC_FLAG_DIR_C2M | ESP_CACHE_MSYNC_FLAG_INVALIDATE);
esp_err_t ret = ESP_OK;
ppa_trans_t *trans_elm = NULL;