radv: make sure to mark the image as compressed when clearing DCC levels
authorSamuel Pitoiset <samuel.pitoiset@gmail.com>
Thu, 27 Jun 2019 13:06:15 +0000 (15:06 +0200)
committerSamuel Pitoiset <samuel.pitoiset@gmail.com>
Mon, 1 Jul 2019 12:58:56 +0000 (14:58 +0200)
Found while working on DCC for arrays.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
src/amd/vulkan/radv_cmd_buffer.c
src/amd/vulkan/radv_meta.h
src/amd/vulkan/radv_meta_clear.c

index dac966f1a2898f4ec8a62d18677cacf6202b6d5a..1f3fdd1abd0aeb6735f49890186f827d8f372c54 100644 (file)
@@ -4952,32 +4952,14 @@ void radv_initialize_dcc(struct radv_cmd_buffer *cmd_buffer,
                         const VkImageSubresourceRange *range, uint32_t value)
 {
        struct radv_cmd_state *state = &cmd_buffer->state;
-       uint32_t level_count = radv_get_levelCount(image, range);
        unsigned size = 0;
 
        state->flush_bits |= RADV_CMD_FLAG_FLUSH_AND_INV_CB |
                             RADV_CMD_FLAG_FLUSH_AND_INV_CB_META;
 
-       if (cmd_buffer->device->physical_device->rad_info.chip_class >= GFX9) {
-               /* Mipmap level aren't implemented. */
-               assert(level_count == 1);
-               state->flush_bits |= radv_clear_dcc(cmd_buffer, image,
-                                                   range, value);
-       } else {
-               /* Initialize the mipmap levels with DCC first. */
-               for (unsigned l = 0; l < level_count; l++) {
-                       uint32_t level = range->baseMipLevel + l;
-                       struct legacy_surf_level *surf_level =
-                               &image->planes[0].surface.u.legacy.level[level];
-
-                       if (!surf_level->dcc_fast_clear_size)
-                               break;
-
-                       state->flush_bits |=
-                               radv_dcc_clear_level(cmd_buffer, image,
-                                                    level, value);
-               }
+       state->flush_bits |= radv_clear_dcc(cmd_buffer, image, range, value);
 
+       if (cmd_buffer->device->physical_device->rad_info.chip_class == GFX8) {
                /* When DCC is enabled with mipmaps, some levels might not
                 * support fast clears and we have to initialize them as "fully
                 * expanded".
index c3d37bb07d24145239efcafb2b970e6c492bc031..e916b788d0e61e2395fafdf89aa0ff820bbaf04f 100644 (file)
@@ -220,9 +220,6 @@ uint32_t radv_clear_fmask(struct radv_cmd_buffer *cmd_buffer,
 uint32_t radv_clear_dcc(struct radv_cmd_buffer *cmd_buffer,
                        struct radv_image *image,
                        const VkImageSubresourceRange *range, uint32_t value);
-uint32_t radv_dcc_clear_level(struct radv_cmd_buffer *cmd_buffer,
-                             const struct radv_image *image,
-                             uint32_t level, uint32_t value);
 uint32_t radv_clear_htile(struct radv_cmd_buffer *cmd_buffer,
                          struct radv_image *image,
                          const VkImageSubresourceRange *range, uint32_t value);
index 091b73841f80be9c86d1ed435ce372630626fc7a..b0b17f4f7b33d3e182ea1e7050ccf38a7e71c3bd 100644 (file)
@@ -1367,7 +1367,7 @@ radv_clear_fmask(struct radv_cmd_buffer *cmd_buffer,
        return radv_fill_buffer(cmd_buffer, image->bo, offset, size, value);
 }
 
-uint32_t
+static uint32_t
 radv_dcc_clear_level(struct radv_cmd_buffer *cmd_buffer,
                     const struct radv_image *image,
                     uint32_t level, uint32_t value)
@@ -1383,9 +1383,11 @@ radv_dcc_clear_level(struct radv_cmd_buffer *cmd_buffer,
                const struct legacy_surf_level *surf_level =
                        &image->planes[0].surface.u.legacy.level[level];
 
-               /* If this is 0, fast clear isn't possible. */
-               assert(surf_level->dcc_fast_clear_size);
-
+               /* If dcc_fast_clear_size is 0 (which might happens for
+                * mipmaps) the fill buffer operation below is a no-op. This
+                * can only happen during initialization as the fast clear path
+                * fallbacks to slow clears if one level can't be fast cleared.
+                */
                offset += surf_level->dcc_offset;
                size = surf_level->dcc_fast_clear_size;
        }