From cf54ea155eb408a37a27ab61a8315d857cd0250f Mon Sep 17 00:00:00 2001 From: Samuel Pitoiset Date: Wed, 15 Nov 2017 15:44:01 +0100 Subject: [PATCH] radv: only load needed depth clear regs for fast depth clears Similar to how the driver sets the depth clear regs after a fast depth clear. Most of the time, this will copy a 32-bit reg instead of a 64-bit reg. Signed-off-by: Samuel Pitoiset Reviewed-by: Bas Nieuwenhuizen --- src/amd/vulkan/radv_cmd_buffer.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c index ae522d2088f..7d86eee9791 100644 --- a/src/amd/vulkan/radv_cmd_buffer.c +++ b/src/amd/vulkan/radv_cmd_buffer.c @@ -1331,20 +1331,30 @@ static void radv_load_depth_clear_regs(struct radv_cmd_buffer *cmd_buffer, struct radv_image *image) { + VkImageAspectFlags aspects = vk_format_aspects(image->vk_format); uint64_t va = radv_buffer_get_va(image->bo); va += image->offset + image->clear_value_offset; + unsigned reg_offset = 0, reg_count = 0; if (!image->surface.htile_size) return; + if (aspects & VK_IMAGE_ASPECT_STENCIL_BIT) { + ++reg_count; + } else { + ++reg_offset; + va += 4; + } + if (aspects & VK_IMAGE_ASPECT_DEPTH_BIT) + ++reg_count; radeon_emit(cmd_buffer->cs, PKT3(PKT3_COPY_DATA, 4, 0)); radeon_emit(cmd_buffer->cs, COPY_DATA_SRC_SEL(COPY_DATA_MEM) | COPY_DATA_DST_SEL(COPY_DATA_REG) | - COPY_DATA_COUNT_SEL); + (reg_count == 2 ? COPY_DATA_COUNT_SEL : 0)); radeon_emit(cmd_buffer->cs, va); radeon_emit(cmd_buffer->cs, va >> 32); - radeon_emit(cmd_buffer->cs, R_028028_DB_STENCIL_CLEAR >> 2); + radeon_emit(cmd_buffer->cs, (R_028028_DB_STENCIL_CLEAR + 4 * reg_offset) >> 2); radeon_emit(cmd_buffer->cs, 0); radeon_emit(cmd_buffer->cs, PKT3(PKT3_PFP_SYNC_ME, 0, 0)); -- 2.11.0