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-rw-r--r--src/freedreno/vulkan/tu_meta_copy.c230
1 files changed, 218 insertions, 12 deletions
diff --git a/src/freedreno/vulkan/tu_meta_copy.c b/src/freedreno/vulkan/tu_meta_copy.c
index 0a80aefb80e..321585cb1ca 100644
--- a/src/freedreno/vulkan/tu_meta_copy.c
+++ b/src/freedreno/vulkan/tu_meta_copy.c
@@ -40,6 +40,29 @@ blit_control(enum a6xx_color_fmt fmt)
return blit_cntl;
}
+static uint32_t tu6_sp_2d_src_format(VkFormat format)
+{
+ const struct vk_format_description *desc = vk_format_description(format);
+ uint32_t reg = 0xf000 | A6XX_SP_2D_SRC_FORMAT_COLOR_FORMAT(tu6_get_native_format(format)->rb);
+
+ int channel = vk_format_get_first_non_void_channel(format);
+ if (channel < 0) {
+ /* TODO special format. */
+ return reg;
+ }
+ if (desc->channel[channel].normalized) {
+ if (desc->channel[channel].type == VK_FORMAT_TYPE_SIGNED)
+ reg |= A6XX_SP_2D_SRC_FORMAT_SINT;
+ reg |= A6XX_SP_2D_SRC_FORMAT_NORM;
+ } else if (desc->channel[channel].pure_integer) {
+ if (desc->channel[channel].type == VK_FORMAT_TYPE_SIGNED)
+ reg |= A6XX_SP_2D_SRC_FORMAT_SINT;
+ else
+ reg |= A6XX_SP_2D_SRC_FORMAT_UINT;
+ }
+ return reg;
+}
+
static void
tu_dma_prepare(struct tu_cmd_buffer *cmdbuf)
{
@@ -193,6 +216,197 @@ tu_copy_buffer(struct tu_cmd_buffer *cmdbuf,
tu6_emit_event_write(cmdbuf, &cmdbuf->cs, CACHE_FLUSH_TS, true);
}
+static void
+tu_copy_image_to_buffer_step(struct tu_cmd_buffer *cmdbuf,
+ struct tu_image *src_image,
+ struct tu_buffer *dst_buffer,
+ const VkBufferImageCopy *copy_info,
+ VkFormat format,
+ uint32_t layer,
+ uint64_t dst_va)
+{
+ const enum a6xx_color_fmt rb_fmt = tu6_get_native_format(format)->rb;
+
+ uint64_t src_va = src_image->bo->iova + src_image->bo_offset + src_image->layer_size * layer + src_image->levels[copy_info->imageSubresource.mipLevel].offset;
+ unsigned src_pitch = src_image->levels[copy_info->imageSubresource.mipLevel].pitch *
+ vk_format_get_blocksize(format);
+
+ unsigned dst_pitch;
+ unsigned dst_offset = 0;
+ if (copy_info->imageExtent.height == 1) {
+ /* Can't find this in the spec, but not having it is sort of insane? */
+ assert(dst_va % vk_format_get_blocksize(format) == 0);
+
+ dst_offset = (dst_va & 63) / vk_format_get_blocksize(format);
+ dst_va &= ~63;
+
+ dst_pitch = align((dst_offset + copy_info->imageExtent.width) * vk_format_get_blocksize(format), 64);
+ } else {
+ unsigned dst_pixel_stride = copy_info->bufferRowLength
+ ? copy_info->bufferRowLength
+ : copy_info->imageExtent.width;
+ dst_pitch = dst_pixel_stride * vk_format_get_blocksize(format);
+ assert(!(dst_pitch & 63));
+ assert(!(dst_va & 63));
+ }
+
+
+ tu_cs_reserve_space(cmdbuf->device, &cmdbuf->cs, 48);
+
+ /*
+ * Emit source:
+ */
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_SP_PS_2D_SRC_INFO, 13);
+ tu_cs_emit(&cmdbuf->cs,
+ A6XX_SP_PS_2D_SRC_INFO_COLOR_FORMAT(rb_fmt) |
+ A6XX_SP_PS_2D_SRC_INFO_TILE_MODE(src_image->tile_mode) |
+ A6XX_SP_PS_2D_SRC_INFO_COLOR_SWAP(WZYX) | 0x500000);
+ tu_cs_emit(&cmdbuf->cs,
+ A6XX_SP_PS_2D_SRC_SIZE_WIDTH(src_image->extent.width) |
+ A6XX_SP_PS_2D_SRC_SIZE_HEIGHT(
+ src_image->extent.height)); /* SP_PS_2D_SRC_SIZE */
+ tu_cs_emit_qw(&cmdbuf->cs, src_va);
+ tu_cs_emit(&cmdbuf->cs, A6XX_SP_PS_2D_SRC_PITCH_PITCH(src_pitch));
+
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+
+ /*
+ * Emit destination:
+ */
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_RB_2D_DST_INFO, 9);
+ tu_cs_emit(&cmdbuf->cs, A6XX_RB_2D_DST_INFO_COLOR_FORMAT(rb_fmt) |
+ A6XX_RB_2D_DST_INFO_TILE_MODE(TILE6_LINEAR) |
+ A6XX_RB_2D_DST_INFO_COLOR_SWAP(WZYX));
+ tu_cs_emit_qw(&cmdbuf->cs, dst_va);
+ tu_cs_emit(&cmdbuf->cs, A6XX_RB_2D_DST_SIZE_PITCH(dst_pitch));
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+ tu_cs_emit(&cmdbuf->cs, 0x00000000);
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_GRAS_2D_SRC_TL_X, 4);
+ tu_cs_emit(&cmdbuf->cs, A6XX_GRAS_2D_SRC_TL_X_X(copy_info->imageOffset.x));
+ tu_cs_emit(&cmdbuf->cs,
+ A6XX_GRAS_2D_SRC_BR_X_X(copy_info->imageOffset.x +
+ copy_info->imageExtent.width - 1));
+ tu_cs_emit(&cmdbuf->cs, A6XX_GRAS_2D_SRC_TL_Y_Y(copy_info->imageOffset.y));
+ tu_cs_emit(&cmdbuf->cs,
+ A6XX_GRAS_2D_SRC_BR_Y_Y(copy_info->imageOffset.y +
+ copy_info->imageExtent.height - 1));
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_GRAS_2D_DST_TL, 2);
+ tu_cs_emit(&cmdbuf->cs,
+ A6XX_GRAS_2D_DST_TL_X(dst_offset) | A6XX_GRAS_2D_DST_TL_Y(0));
+ tu_cs_emit(&cmdbuf->cs,
+ A6XX_GRAS_2D_DST_BR_X(dst_offset + copy_info->imageExtent.width - 1) |
+ A6XX_GRAS_2D_DST_BR_Y(copy_info->imageExtent.height - 1));
+
+ tu_cs_emit_pkt7(&cmdbuf->cs, CP_EVENT_WRITE, 1);
+ tu_cs_emit(&cmdbuf->cs, 0x3f);
+ tu_cs_emit_wfi(&cmdbuf->cs);
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_RB_UNKNOWN_8C01, 1);
+ tu_cs_emit(&cmdbuf->cs, 0);
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_SP_2D_SRC_FORMAT, 1);
+ tu_cs_emit(&cmdbuf->cs, tu6_sp_2d_src_format(format));
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_RB_UNKNOWN_8E04, 1);
+ tu_cs_emit(&cmdbuf->cs, 0x01000000);
+
+ tu_cs_emit_pkt7(&cmdbuf->cs, CP_BLIT, 1);
+ tu_cs_emit(&cmdbuf->cs, CP_BLIT_0_OP(BLIT_OP_SCALE));
+
+ tu_cs_emit_wfi(&cmdbuf->cs);
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_RB_UNKNOWN_8E04, 1);
+ tu_cs_emit(&cmdbuf->cs, 0);
+}
+
+static void
+tu_copy_image_to_buffer(struct tu_cmd_buffer *cmdbuf,
+ struct tu_image *src_image,
+ struct tu_buffer *dst_buffer,
+ const VkBufferImageCopy *copy_info)
+{
+ tu_bo_list_add(&cmdbuf->bo_list, src_image->bo, MSM_SUBMIT_BO_READ);
+ tu_bo_list_add(&cmdbuf->bo_list, dst_buffer->bo, MSM_SUBMIT_BO_WRITE);
+
+ /* general setup */
+ tu_dma_prepare(cmdbuf);
+
+ tu_cs_reserve_space(cmdbuf->device, &cmdbuf->cs, 6);
+
+ /* buffer copy setup */
+ tu_cs_emit_pkt7(&cmdbuf->cs, CP_SET_MARKER, 1);
+ tu_cs_emit(&cmdbuf->cs, A2XX_CP_SET_MARKER_0_MODE(RM6_BLIT2DSCALE));
+
+ VkFormat format = src_image->vk_format;
+ const enum a6xx_color_fmt rb_fmt = tu6_get_native_format(format)->rb;
+
+ unsigned dst_pixel_stride = copy_info->bufferRowLength
+ ? copy_info->bufferRowLength
+ : copy_info->imageExtent.width;
+ unsigned cpp = vk_format_get_blocksize(format);
+ unsigned dst_pitch = dst_pixel_stride * cpp;
+
+
+ const uint32_t blit_cntl = blit_control(rb_fmt) | 0x20000000;
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_RB_2D_BLIT_CNTL, 1);
+ tu_cs_emit(&cmdbuf->cs, blit_cntl);
+
+ tu_cs_emit_pkt4(&cmdbuf->cs, REG_A6XX_GRAS_2D_BLIT_CNTL, 1);
+ tu_cs_emit(&cmdbuf->cs, blit_cntl);
+
+ for (unsigned layer_offset = 0; layer_offset < copy_info->imageSubresource.layerCount; ++layer_offset) {
+ unsigned layer = copy_info->imageSubresource.baseArrayLayer + layer_offset;
+ uint64_t dst_va = dst_buffer->bo->iova + dst_buffer->bo_offset + copy_info->bufferOffset + layer_offset * copy_info->bufferImageHeight * dst_pitch;
+
+ if ((dst_pitch & 63) || (dst_va & 63)) {
+ /* Do a per line copy */
+ VkBufferImageCopy line_copy_info = *copy_info;
+ line_copy_info.imageExtent.height = 1;
+ for (unsigned r = 0; r < copy_info->imageExtent.height; ++r) {
+ /*
+ * if dst_va is not aligned the line copy will need to adjust. Give it
+ * room to do so.
+ */
+ unsigned max_width = 16384 - (dst_va & 0x3f) ? 64 : 0;
+ line_copy_info.imageOffset.x = copy_info->imageOffset.x;
+ line_copy_info.imageExtent.width = copy_info->imageExtent.width;
+
+ for (unsigned c = 0; c < copy_info->imageExtent.width; c += max_width) {
+ tu_copy_image_to_buffer_step(cmdbuf, src_image, dst_buffer, &line_copy_info, format, layer, dst_va + c * cpp);
+
+ line_copy_info.imageOffset.x += max_width;
+ line_copy_info.imageExtent.width -= max_width;
+ }
+
+ line_copy_info.imageOffset.y++;
+ dst_va += dst_pitch;
+ }
+ } else {
+ tu_copy_image_to_buffer_step(cmdbuf, src_image, dst_buffer, copy_info, format, layer, dst_va);
+ }
+ }
+
+ tu_cs_reserve_space(cmdbuf->device, &cmdbuf->cs, 15);
+
+ tu6_emit_event_write(cmdbuf, &cmdbuf->cs, 0x1d, true);
+ tu6_emit_event_write(cmdbuf, &cmdbuf->cs, FACENESS_FLUSH, true);
+ tu6_emit_event_write(cmdbuf, &cmdbuf->cs, CACHE_FLUSH_TS, true);
+}
+
void
tu_CmdCopyBuffer(VkCommandBuffer commandBuffer,
VkBuffer srcBuffer,
@@ -239,16 +453,6 @@ tu_CmdCopyBufferToImage(VkCommandBuffer commandBuffer,
destImageLayout, regionCount, pRegions);
}
-static void
-meta_copy_image_to_buffer(struct tu_cmd_buffer *cmd_buffer,
- struct tu_buffer *buffer,
- struct tu_image *image,
- VkImageLayout layout,
- uint32_t regionCount,
- const VkBufferImageCopy *pRegions)
-{
-}
-
void
tu_CmdCopyImageToBuffer(VkCommandBuffer commandBuffer,
VkImage srcImage,
@@ -261,8 +465,10 @@ tu_CmdCopyImageToBuffer(VkCommandBuffer commandBuffer,
TU_FROM_HANDLE(tu_image, src_image, srcImage);
TU_FROM_HANDLE(tu_buffer, dst_buffer, destBuffer);
- meta_copy_image_to_buffer(cmd_buffer, dst_buffer, src_image,
- srcImageLayout, regionCount, pRegions);
+ for (unsigned i = 0; i < regionCount; ++i) {
+ tu_copy_image_to_buffer(cmd_buffer, src_image, dst_buffer,
+ pRegions + i);
+ }
}
static void
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 07:40:24 +0000