radeonsi: use vi_dcc_enabled instead of using tex->surface.dcc_offset directly

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4935>

4 files changed, 15 insertions, 11 deletions

diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c
index 12bea9eba31..fada003f6cf 100644
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -433,7 +433,7 @@ static void si_blit_decompress_color(struct si_context *sctx, struct si_texture
       assert(sctx->chip_class == GFX8);
       custom_blend = sctx->custom_blend_dcc_decompress;
 
-      assert(tex->surface.dcc_offset);
+      assert(vi_dcc_enabled(tex, first_level));
 
       /* disable levels without DCC */
       for (int i = first_level; i <= last_level; i++) {
@@ -504,7 +504,8 @@ static void si_decompress_color_texture(struct si_context *sctx, struct si_textu
                                         bool need_fmask_expand)
 {
    /* CMASK or DCC can be discarded and we can still end up here. */
-   if (!tex->cmask_buffer && !tex->surface.fmask_size && !tex->surface.dcc_offset)
+   if (!tex->cmask_buffer && !tex->surface.fmask_size &&
+       !vi_dcc_enabled(tex, first_level))
       return;
 
    si_blit_decompress_color(sctx, tex, first_level, last_level, 0,
@@ -561,7 +562,7 @@ static void si_check_render_feedback_texture(struct si_context *sctx, struct si_
 {
    bool render_feedback = false;
 
-   if (!tex->surface.dcc_offset)
+   if (!vi_dcc_enabled(tex, first_level))
       return;
 
    for (unsigned j = 0; j < sctx->framebuffer.state.nr_cbufs; ++j) {
@@ -793,7 +794,8 @@ void si_decompress_subresource(struct pipe_context *ctx, struct pipe_resource *t
          si_update_fb_dirtiness_after_rendering(sctx);
 
       si_decompress_depth(sctx, stex, planes, level, level, first_layer, last_layer);
-   } else if (stex->surface.fmask_size || stex->cmask_buffer || stex->surface.dcc_offset) {
+   } else if (stex->surface.fmask_size || stex->cmask_buffer ||
+              vi_dcc_enabled(stex, level)) {
       /* If we've rendered into the framebuffer and it's a blitting
        * source, make sure the decompression pass is invoked
        * by dirtying the framebuffer.
@@ -843,7 +845,7 @@ void si_resource_copy_region(struct pipe_context *ctx, struct pipe_resource *dst
 
    if (!util_format_is_compressed(src->format) && !util_format_is_compressed(dst->format) &&
        !util_format_is_depth_or_stencil(src->format) && src->nr_samples <= 1 &&
-       !sdst->surface.dcc_offset &&
+       !vi_dcc_enabled(sdst, dst_level) &&
        !(dst->target != src->target &&
          (src->target == PIPE_TEXTURE_1D_ARRAY || dst->target == PIPE_TEXTURE_1D_ARRAY))) {
       si_compute_copy_image(sctx, dst, dst_level, src, src_level, dstx, dsty, dstz,
@@ -1190,7 +1192,7 @@ static void si_flush_resource(struct pipe_context *ctx, struct pipe_resource *re
    if (tex->dcc_separate_buffer && !tex->separate_dcc_dirty)
       return;
 
-   if (!tex->is_depth && (tex->cmask_buffer || tex->surface.dcc_offset)) {
+   if (!tex->is_depth && (tex->cmask_buffer || vi_dcc_enabled(tex, 0))) {
       si_blit_decompress_color(sctx, tex, 0, res->last_level, 0, util_max_layer(res, 0),
                                tex->dcc_separate_buffer != NULL, false);
 
diff --git a/src/gallium/drivers/radeonsi/si_clear.c b/src/gallium/drivers/radeonsi/si_clear.c
index e96903d24ef..ced753f023d 100644
--- a/src/gallium/drivers/radeonsi/si_clear.c
+++ b/src/gallium/drivers/radeonsi/si_clear.c
@@ -689,7 +689,7 @@ static void si_clear_render_target(struct pipe_context *ctx, struct pipe_surface
    struct si_context *sctx = (struct si_context *)ctx;
    struct si_texture *sdst = (struct si_texture *)dst->texture;
 
-   if (dst->texture->nr_samples <= 1 && !sdst->surface.dcc_offset) {
+   if (dst->texture->nr_samples <= 1 && !vi_dcc_enabled(sdst, dst->u.tex.level)) {
       si_compute_clear_render_target(ctx, dst, color, dstx, dsty, width, height,
                                      render_condition_enabled);
       return;
diff --git a/src/gallium/drivers/radeonsi/si_descriptors.c b/src/gallium/drivers/radeonsi/si_descriptors.c
index 336aa9100ae..ec3b0af3355 100644
--- a/src/gallium/drivers/radeonsi/si_descriptors.c
+++ b/src/gallium/drivers/radeonsi/si_descriptors.c
@@ -519,7 +519,8 @@ static void si_set_sampler_view(struct si_context *sctx, unsigned shader, unsign
             samplers->needs_color_decompress_mask &= ~(1u << slot);
          }
 
-         if (tex->surface.dcc_offset && p_atomic_read(&tex->framebuffers_bound))
+         if (vi_dcc_enabled(tex, view->u.tex.first_level) &&
+             p_atomic_read(&tex->framebuffers_bound))
             sctx->need_check_render_feedback = true;
       }
 
@@ -2349,7 +2350,8 @@ static void si_make_texture_handle_resident(struct pipe_context *ctx, uint64_t h
                                  struct si_texture_handle *, tex_handle);
          }
 
-         if (tex->surface.dcc_offset && p_atomic_read(&tex->framebuffers_bound))
+         if (vi_dcc_enabled(tex, sview->base.u.tex.first_level) &&
+             p_atomic_read(&tex->framebuffers_bound))
             sctx->need_check_render_feedback = true;
 
          si_update_bindless_texture_descriptor(sctx, tex_handle);
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 19fb5a9cd1b..8e162fe87c6 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -3810,7 +3810,7 @@ static void gfx10_make_texture_descriptor(
    state[6] = 0;
    state[7] = 0;
 
-   if (tex->surface.dcc_offset) {
+   if (vi_dcc_enabled(tex, first_level)) {
       state[6] |= S_00A018_MAX_UNCOMPRESSED_BLOCK_SIZE(V_028C78_MAX_BLOCK_SIZE_256B) |
                   S_00A018_MAX_COMPRESSED_BLOCK_SIZE(tex->surface.u.gfx9.dcc.max_compressed_block_size) |
                   S_00A018_ALPHA_IS_ON_MSB(vi_alpha_is_on_msb(screen, pipe_format));
@@ -4071,7 +4071,7 @@ static void si_make_texture_descriptor(struct si_screen *screen, struct si_textu
       state[5] |= S_008F24_LAST_ARRAY(last_layer);
    }
 
-   if (tex->surface.dcc_offset) {
+   if (vi_dcc_enabled(tex, first_level)) {
       state[6] = S_008F28_ALPHA_IS_ON_MSB(vi_alpha_is_on_msb(screen, pipe_format));
    } else {
       /* The last dword is unused by hw. The shader uses it to clear