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-rw-r--r--src/gallium/drivers/radeon/r600_pipe_common.h13
-rw-r--r--src/gallium/drivers/radeon/r600_texture.c547
-rw-r--r--src/gallium/drivers/radeonsi/Makefile.sources1
-rw-r--r--src/gallium/drivers/radeonsi/meson.build1
-rw-r--r--src/gallium/drivers/radeonsi/si_blit.c170
-rw-r--r--src/gallium/drivers/radeonsi/si_clear.c725
-rw-r--r--src/gallium/drivers/radeonsi/si_cp_dma.c6
-rw-r--r--src/gallium/drivers/radeonsi/si_pipe.c1
-rw-r--r--src/gallium/drivers/radeonsi/si_pipe.h19
9 files changed, 764 insertions, 719 deletions
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.h b/src/gallium/drivers/radeon/r600_pipe_common.h
index 2ece4095c4a..36df0c4068a 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.h
+++ b/src/gallium/drivers/radeon/r600_pipe_common.h
@@ -735,6 +735,9 @@ void si_texture_get_fmask_info(struct r600_common_screen *rscreen,
struct r600_texture *rtex,
unsigned nr_samples,
struct r600_fmask_info *out);
+void si_texture_get_cmask_info(struct r600_common_screen *rscreen,
+ struct r600_texture *rtex,
+ struct r600_cmask_info *out);
bool si_init_flushed_depth_texture(struct pipe_context *ctx,
struct pipe_resource *texture,
struct r600_texture **staging);
@@ -757,20 +760,14 @@ struct pipe_surface *si_create_surface_custom(struct pipe_context *pipe,
unsigned width0, unsigned height0,
unsigned width, unsigned height);
unsigned si_translate_colorswap(enum pipe_format format, bool do_endian_swap);
+void vi_separate_dcc_try_enable(struct r600_common_context *rctx,
+ struct r600_texture *tex);
void vi_separate_dcc_start_query(struct pipe_context *ctx,
struct r600_texture *tex);
void vi_separate_dcc_stop_query(struct pipe_context *ctx,
struct r600_texture *tex);
void vi_separate_dcc_process_and_reset_stats(struct pipe_context *ctx,
struct r600_texture *tex);
-void vi_dcc_clear_level(struct r600_common_context *rctx,
- struct r600_texture *rtex,
- unsigned level, unsigned clear_value);
-void si_do_fast_color_clear(struct r600_common_context *rctx,
- struct pipe_framebuffer_state *fb,
- struct r600_atom *fb_state,
- unsigned *buffers, ubyte *dirty_cbufs,
- const union pipe_color_union *color);
bool si_texture_disable_dcc(struct r600_common_context *rctx,
struct r600_texture *rtex);
void si_init_screen_texture_functions(struct r600_common_screen *rscreen);
diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c
index e3658b465ae..46962ebe01f 100644
--- a/src/gallium/drivers/radeon/r600_texture.c
+++ b/src/gallium/drivers/radeon/r600_texture.c
@@ -777,9 +777,9 @@ static void r600_texture_allocate_fmask(struct r600_common_screen *rscreen,
rtex->size = rtex->fmask.offset + rtex->fmask.size;
}
-static void si_texture_get_cmask_info(struct r600_common_screen *rscreen,
- struct r600_texture *rtex,
- struct r600_cmask_info *out)
+void si_texture_get_cmask_info(struct r600_common_screen *rscreen,
+ struct r600_texture *rtex,
+ struct r600_cmask_info *out)
{
unsigned pipe_interleave_bytes = rscreen->info.pipe_interleave_bytes;
unsigned num_pipes = rscreen->info.num_tile_pipes;
@@ -842,37 +842,6 @@ static void r600_texture_allocate_cmask(struct r600_common_screen *rscreen,
rtex->cb_color_info |= S_028C70_FAST_CLEAR(1);
}
-static void r600_texture_alloc_cmask_separate(struct r600_common_screen *rscreen,
- struct r600_texture *rtex)
-{
- if (rtex->cmask_buffer)
- return;
-
- assert(rtex->cmask.size == 0);
-
- si_texture_get_cmask_info(rscreen, rtex, &rtex->cmask);
- if (!rtex->cmask.size)
- return;
-
- rtex->cmask_buffer = (struct r600_resource *)
- si_aligned_buffer_create(&rscreen->b,
- R600_RESOURCE_FLAG_UNMAPPABLE,
- PIPE_USAGE_DEFAULT,
- rtex->cmask.size,
- rtex->cmask.alignment);
- if (rtex->cmask_buffer == NULL) {
- rtex->cmask.size = 0;
- return;
- }
-
- /* update colorbuffer state bits */
- rtex->cmask.base_address_reg = rtex->cmask_buffer->gpu_address >> 8;
-
- rtex->cb_color_info |= S_028C70_FAST_CLEAR(1);
-
- p_atomic_inc(&rscreen->compressed_colortex_counter);
-}
-
static void r600_texture_get_htile_size(struct r600_common_screen *rscreen,
struct r600_texture *rtex)
{
@@ -1973,71 +1942,6 @@ static void r600_surface_destroy(struct pipe_context *pipe,
FREE(surface);
}
-static void r600_clear_texture(struct pipe_context *pipe,
- struct pipe_resource *tex,
- unsigned level,
- const struct pipe_box *box,
- const void *data)
-{
- struct pipe_screen *screen = pipe->screen;
- struct r600_texture *rtex = (struct r600_texture*)tex;
- struct pipe_surface tmpl = {{0}};
- struct pipe_surface *sf;
- const struct util_format_description *desc =
- util_format_description(tex->format);
-
- tmpl.format = tex->format;
- tmpl.u.tex.first_layer = box->z;
- tmpl.u.tex.last_layer = box->z + box->depth - 1;
- tmpl.u.tex.level = level;
- sf = pipe->create_surface(pipe, tex, &tmpl);
- if (!sf)
- return;
-
- if (rtex->is_depth) {
- unsigned clear;
- float depth;
- uint8_t stencil = 0;
-
- /* Depth is always present. */
- clear = PIPE_CLEAR_DEPTH;
- desc->unpack_z_float(&depth, 0, data, 0, 1, 1);
-
- if (rtex->surface.has_stencil) {
- clear |= PIPE_CLEAR_STENCIL;
- desc->unpack_s_8uint(&stencil, 0, data, 0, 1, 1);
- }
-
- pipe->clear_depth_stencil(pipe, sf, clear, depth, stencil,
- box->x, box->y,
- box->width, box->height, false);
- } else {
- union pipe_color_union color;
-
- /* pipe_color_union requires the full vec4 representation. */
- if (util_format_is_pure_uint(tex->format))
- desc->unpack_rgba_uint(color.ui, 0, data, 0, 1, 1);
- else if (util_format_is_pure_sint(tex->format))
- desc->unpack_rgba_sint(color.i, 0, data, 0, 1, 1);
- else
- desc->unpack_rgba_float(color.f, 0, data, 0, 1, 1);
-
- if (screen->is_format_supported(screen, tex->format,
- tex->target, 0,
- PIPE_BIND_RENDER_TARGET)) {
- pipe->clear_render_target(pipe, sf, &color,
- box->x, box->y,
- box->width, box->height, false);
- } else {
- /* Software fallback - just for R9G9B9E5_FLOAT */
- util_clear_render_target(pipe, sf, &color,
- box->x, box->y,
- box->width, box->height);
- }
- }
- pipe_surface_reference(&sf, NULL);
-}
-
unsigned si_translate_colorswap(enum pipe_format format, bool do_endian_swap)
{
const struct util_format_description *desc = util_format_description(format);
@@ -2221,8 +2125,8 @@ static bool vi_should_enable_separate_dcc(struct r600_texture *tex)
}
/* Called by fast clear. */
-static void vi_separate_dcc_try_enable(struct r600_common_context *rctx,
- struct r600_texture *tex)
+void vi_separate_dcc_try_enable(struct r600_common_context *rctx,
+ struct r600_texture *tex)
{
/* The intent is to use this with shared displayable back buffers,
* but it's not strictly limited only to them.
@@ -2336,446 +2240,6 @@ void vi_separate_dcc_process_and_reset_stats(struct pipe_context *ctx,
}
}
-/* FAST COLOR CLEAR */
-
-static void evergreen_set_clear_color(struct r600_texture *rtex,
- enum pipe_format surface_format,
- const union pipe_color_union *color)
-{
- union util_color uc;
-
- memset(&uc, 0, sizeof(uc));
-
- if (rtex->surface.bpe == 16) {
- /* DCC fast clear only:
- * CLEAR_WORD0 = R = G = B
- * CLEAR_WORD1 = A
- */
- assert(color->ui[0] == color->ui[1] &&
- color->ui[0] == color->ui[2]);
- uc.ui[0] = color->ui[0];
- uc.ui[1] = color->ui[3];
- } else if (util_format_is_pure_uint(surface_format)) {
- util_format_write_4ui(surface_format, color->ui, 0, &uc, 0, 0, 0, 1, 1);
- } else if (util_format_is_pure_sint(surface_format)) {
- util_format_write_4i(surface_format, color->i, 0, &uc, 0, 0, 0, 1, 1);
- } else {
- util_pack_color(color->f, surface_format, &uc);
- }
-
- memcpy(rtex->color_clear_value, &uc, 2 * sizeof(uint32_t));
-}
-
-static bool vi_get_fast_clear_parameters(enum pipe_format surface_format,
- const union pipe_color_union *color,
- uint32_t* reset_value,
- bool* clear_words_needed)
-{
- bool values[4] = {};
- int i;
- bool main_value = false;
- bool extra_value = false;
- int extra_channel;
-
- /* This is needed to get the correct DCC clear value for luminance formats.
- * 1) Get the linear format (because the next step can't handle L8_SRGB).
- * 2) Convert luminance to red. (the real hw format for luminance)
- */
- surface_format = util_format_linear(surface_format);
- surface_format = util_format_luminance_to_red(surface_format);
-
- const struct util_format_description *desc = util_format_description(surface_format);
-
- if (desc->block.bits == 128 &&
- (color->ui[0] != color->ui[1] ||
- color->ui[0] != color->ui[2]))
- return false;
-
- *clear_words_needed = true;
- *reset_value = 0x20202020U;
-
- /* If we want to clear without needing a fast clear eliminate step, we
- * can set each channel to 0 or 1 (or 0/max for integer formats). We
- * have two sets of flags, one for the last or first channel(extra) and
- * one for the other channels(main).
- */
-
- if (surface_format == PIPE_FORMAT_R11G11B10_FLOAT ||
- surface_format == PIPE_FORMAT_B5G6R5_UNORM ||
- surface_format == PIPE_FORMAT_B5G6R5_SRGB ||
- util_format_is_alpha(surface_format)) {
- extra_channel = -1;
- } else if (desc->layout == UTIL_FORMAT_LAYOUT_PLAIN) {
- if(si_translate_colorswap(surface_format, false) <= 1)
- extra_channel = desc->nr_channels - 1;
- else
- extra_channel = 0;
- } else
- return true;
-
- for (i = 0; i < 4; ++i) {
- int index = desc->swizzle[i] - PIPE_SWIZZLE_X;
-
- if (desc->swizzle[i] < PIPE_SWIZZLE_X ||
- desc->swizzle[i] > PIPE_SWIZZLE_W)
- continue;
-
- if (desc->channel[i].pure_integer &&
- desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
- /* Use the maximum value for clamping the clear color. */
- int max = u_bit_consecutive(0, desc->channel[i].size - 1);
-
- values[i] = color->i[i] != 0;
- if (color->i[i] != 0 && MIN2(color->i[i], max) != max)
- return true;
- } else if (desc->channel[i].pure_integer &&
- desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
- /* Use the maximum value for clamping the clear color. */
- unsigned max = u_bit_consecutive(0, desc->channel[i].size);
-
- values[i] = color->ui[i] != 0U;
- if (color->ui[i] != 0U && MIN2(color->ui[i], max) != max)
- return true;
- } else {
- values[i] = color->f[i] != 0.0F;
- if (color->f[i] != 0.0F && color->f[i] != 1.0F)
- return true;
- }
-
- if (index == extra_channel)
- extra_value = values[i];
- else
- main_value = values[i];
- }
-
- for (int i = 0; i < 4; ++i)
- if (values[i] != main_value &&
- desc->swizzle[i] - PIPE_SWIZZLE_X != extra_channel &&
- desc->swizzle[i] >= PIPE_SWIZZLE_X &&
- desc->swizzle[i] <= PIPE_SWIZZLE_W)
- return true;
-
- *clear_words_needed = false;
- if (main_value)
- *reset_value |= 0x80808080U;
-
- if (extra_value)
- *reset_value |= 0x40404040U;
- return true;
-}
-
-void vi_dcc_clear_level(struct r600_common_context *rctx,
- struct r600_texture *rtex,
- unsigned level, unsigned clear_value)
-{
- struct pipe_resource *dcc_buffer;
- uint64_t dcc_offset, clear_size;
-
- assert(vi_dcc_enabled(rtex, level));
-
- if (rtex->dcc_separate_buffer) {
- dcc_buffer = &rtex->dcc_separate_buffer->b.b;
- dcc_offset = 0;
- } else {
- dcc_buffer = &rtex->resource.b.b;
- dcc_offset = rtex->dcc_offset;
- }
-
- if (rctx->chip_class >= GFX9) {
- /* Mipmap level clears aren't implemented. */
- assert(rtex->resource.b.b.last_level == 0);
- /* MSAA needs a different clear size. */
- assert(rtex->resource.b.b.nr_samples <= 1);
- clear_size = rtex->surface.dcc_size;
- } else {
- unsigned num_layers = util_max_layer(&rtex->resource.b.b, level) + 1;
-
- /* If this is 0, fast clear isn't possible. (can occur with MSAA) */
- assert(rtex->surface.u.legacy.level[level].dcc_fast_clear_size);
- /* Layered MSAA DCC fast clears need to clear dcc_fast_clear_size
- * bytes for each layer. This is not currently implemented, and
- * therefore MSAA DCC isn't even enabled with multiple layers.
- */
- assert(rtex->resource.b.b.nr_samples <= 1 || num_layers == 1);
-
- dcc_offset += rtex->surface.u.legacy.level[level].dcc_offset;
- clear_size = rtex->surface.u.legacy.level[level].dcc_fast_clear_size *
- num_layers;
- }
-
- rctx->clear_buffer(&rctx->b, dcc_buffer, dcc_offset, clear_size,
- clear_value, R600_COHERENCY_CB_META);
-}
-
-/* Set the same micro tile mode as the destination of the last MSAA resolve.
- * This allows hitting the MSAA resolve fast path, which requires that both
- * src and dst micro tile modes match.
- */
-static void si_set_optimal_micro_tile_mode(struct r600_common_screen *rscreen,
- struct r600_texture *rtex)
-{
- if (rtex->resource.b.is_shared ||
- rtex->resource.b.b.nr_samples <= 1 ||
- rtex->surface.micro_tile_mode == rtex->last_msaa_resolve_target_micro_mode)
- return;
-
- assert(rscreen->chip_class >= GFX9 ||
- rtex->surface.u.legacy.level[0].mode == RADEON_SURF_MODE_2D);
- assert(rtex->resource.b.b.last_level == 0);
-
- if (rscreen->chip_class >= GFX9) {
- /* 4K or larger tiles only. 0 is linear. 1-3 are 256B tiles. */
- assert(rtex->surface.u.gfx9.surf.swizzle_mode >= 4);
-
- /* If you do swizzle_mode % 4, you'll get:
- * 0 = Depth
- * 1 = Standard,
- * 2 = Displayable
- * 3 = Rotated
- *
- * Depth-sample order isn't allowed:
- */
- assert(rtex->surface.u.gfx9.surf.swizzle_mode % 4 != 0);
-
- switch (rtex->last_msaa_resolve_target_micro_mode) {
- case RADEON_MICRO_MODE_DISPLAY:
- rtex->surface.u.gfx9.surf.swizzle_mode &= ~0x3;
- rtex->surface.u.gfx9.surf.swizzle_mode += 2; /* D */
- break;
- case RADEON_MICRO_MODE_THIN:
- rtex->surface.u.gfx9.surf.swizzle_mode &= ~0x3;
- rtex->surface.u.gfx9.surf.swizzle_mode += 1; /* S */
- break;
- case RADEON_MICRO_MODE_ROTATED:
- rtex->surface.u.gfx9.surf.swizzle_mode &= ~0x3;
- rtex->surface.u.gfx9.surf.swizzle_mode += 3; /* R */
- break;
- default: /* depth */
- assert(!"unexpected micro mode");
- return;
- }
- } else if (rscreen->chip_class >= CIK) {
- /* These magic numbers were copied from addrlib. It doesn't use
- * any definitions for them either. They are all 2D_TILED_THIN1
- * modes with different bpp and micro tile mode.
- */
- switch (rtex->last_msaa_resolve_target_micro_mode) {
- case RADEON_MICRO_MODE_DISPLAY:
- rtex->surface.u.legacy.tiling_index[0] = 10;
- break;
- case RADEON_MICRO_MODE_THIN:
- rtex->surface.u.legacy.tiling_index[0] = 14;
- break;
- case RADEON_MICRO_MODE_ROTATED:
- rtex->surface.u.legacy.tiling_index[0] = 28;
- break;
- default: /* depth, thick */
- assert(!"unexpected micro mode");
- return;
- }
- } else { /* SI */
- switch (rtex->last_msaa_resolve_target_micro_mode) {
- case RADEON_MICRO_MODE_DISPLAY:
- switch (rtex->surface.bpe) {
- case 1:
- rtex->surface.u.legacy.tiling_index[0] = 10;
- break;
- case 2:
- rtex->surface.u.legacy.tiling_index[0] = 11;
- break;
- default: /* 4, 8 */
- rtex->surface.u.legacy.tiling_index[0] = 12;
- break;
- }
- break;
- case RADEON_MICRO_MODE_THIN:
- switch (rtex->surface.bpe) {
- case 1:
- rtex->surface.u.legacy.tiling_index[0] = 14;
- break;
- case 2:
- rtex->surface.u.legacy.tiling_index[0] = 15;
- break;
- case 4:
- rtex->surface.u.legacy.tiling_index[0] = 16;
- break;
- default: /* 8, 16 */
- rtex->surface.u.legacy.tiling_index[0] = 17;
- break;
- }
- break;
- default: /* depth, thick */
- assert(!"unexpected micro mode");
- return;
- }
- }
-
- rtex->surface.micro_tile_mode = rtex->last_msaa_resolve_target_micro_mode;
-
- p_atomic_inc(&rscreen->dirty_tex_counter);
-}
-
-void si_do_fast_color_clear(struct r600_common_context *rctx,
- struct pipe_framebuffer_state *fb,
- struct r600_atom *fb_state,
- unsigned *buffers, ubyte *dirty_cbufs,
- const union pipe_color_union *color)
-{
- int i;
-
- /* This function is broken in BE, so just disable this path for now */
-#ifdef PIPE_ARCH_BIG_ENDIAN
- return;
-#endif
-
- if (rctx->render_cond)
- return;
-
- for (i = 0; i < fb->nr_cbufs; i++) {
- struct r600_texture *tex;
- unsigned clear_bit = PIPE_CLEAR_COLOR0 << i;
- unsigned level = fb->cbufs[i]->u.tex.level;
-
- if (!fb->cbufs[i])
- continue;
-
- /* if this colorbuffer is not being cleared */
- if (!(*buffers & clear_bit))
- continue;
-
- tex = (struct r600_texture *)fb->cbufs[i]->texture;
-
- /* the clear is allowed if all layers are bound */
- if (fb->cbufs[i]->u.tex.first_layer != 0 ||
- fb->cbufs[i]->u.tex.last_layer != util_max_layer(&tex->resource.b.b, 0)) {
- continue;
- }
-
- /* cannot clear mipmapped textures */
- if (fb->cbufs[i]->texture->last_level != 0) {
- continue;
- }
-
- /* only supported on tiled surfaces */
- if (tex->surface.is_linear) {
- continue;
- }
-
- /* shared textures can't use fast clear without an explicit flush,
- * because there is no way to communicate the clear color among
- * all clients
- */
- if (tex->resource.b.is_shared &&
- !(tex->resource.external_usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH))
- continue;
-
- /* fast color clear with 1D tiling doesn't work on old kernels and CIK */
- if (rctx->chip_class == CIK &&
- tex->surface.u.legacy.level[0].mode == RADEON_SURF_MODE_1D &&
- rctx->screen->info.drm_major == 2 &&
- rctx->screen->info.drm_minor < 38) {
- continue;
- }
-
- /* Fast clear is the most appropriate place to enable DCC for
- * displayable surfaces.
- */
- if (rctx->chip_class >= VI &&
- !(rctx->screen->debug_flags & DBG(NO_DCC_FB))) {
- vi_separate_dcc_try_enable(rctx, tex);
-
- /* RB+ isn't supported with a CMASK clear only on Stoney,
- * so all clears are considered to be hypothetically slow
- * clears, which is weighed when determining whether to
- * enable separate DCC.
- */
- if (tex->dcc_gather_statistics &&
- rctx->family == CHIP_STONEY)
- tex->num_slow_clears++;
- }
-
- /* Try to clear DCC first, otherwise try CMASK. */
- if (vi_dcc_enabled(tex, 0)) {
- uint32_t reset_value;
- bool clear_words_needed, cleared_cmask = false;
-
- if (rctx->screen->debug_flags & DBG(NO_DCC_CLEAR))
- continue;
-
- /* This can only occur with MSAA. */
- if (rctx->chip_class == VI &&
- !tex->surface.u.legacy.level[level].dcc_fast_clear_size)
- continue;
-
- if (!vi_get_fast_clear_parameters(fb->cbufs[i]->format,
- color, &reset_value,
- &clear_words_needed))
- continue;
-
- /* DCC fast clear with MSAA should clear CMASK to 0xC. */
- if (tex->resource.b.b.nr_samples >= 2 && tex->cmask.size) {
- /* TODO: This doesn't work with MSAA. */
- if (clear_words_needed)
- continue;
-
- rctx->clear_buffer(&rctx->b, &tex->cmask_buffer->b.b,
- tex->cmask.offset, tex->cmask.size,
- 0xCCCCCCCC, R600_COHERENCY_CB_META);
- cleared_cmask = true;
- }
-
- vi_dcc_clear_level(rctx, tex, 0, reset_value);
-
- if (clear_words_needed || cleared_cmask) {
- bool need_compressed_update = !tex->dirty_level_mask;
-
- tex->dirty_level_mask |= 1 << level;
-
- if (need_compressed_update)
- p_atomic_inc(&rctx->screen->compressed_colortex_counter);
- }
- tex->separate_dcc_dirty = true;
- } else {
- /* 128-bit formats are unusupported */
- if (tex->surface.bpe > 8) {
- continue;
- }
-
- /* RB+ doesn't work with CMASK fast clear on Stoney. */
- if (rctx->family == CHIP_STONEY)
- continue;
-
- /* ensure CMASK is enabled */
- r600_texture_alloc_cmask_separate(rctx->screen, tex);
- if (tex->cmask.size == 0) {
- continue;
- }
-
- /* Do the fast clear. */
- rctx->clear_buffer(&rctx->b, &tex->cmask_buffer->b.b,
- tex->cmask.offset, tex->cmask.size, 0,
- R600_COHERENCY_CB_META);
-
- bool need_compressed_update = !tex->dirty_level_mask;
-
- tex->dirty_level_mask |= 1 << level;
-
- if (need_compressed_update)
- p_atomic_inc(&rctx->screen->compressed_colortex_counter);
- }
-
- /* We can change the micro tile mode before a full clear. */
- si_set_optimal_micro_tile_mode(rctx->screen, tex);
-
- evergreen_set_clear_color(tex, fb->cbufs[i]->format, color);
-
- if (dirty_cbufs)
- *dirty_cbufs |= 1 << i;
- rctx->set_atom_dirty(rctx, fb_state, true);
- *buffers &= ~clear_bit;
- }
-}
-
static struct pipe_memory_object *
r600_memobj_from_handle(struct pipe_screen *screen,
struct winsys_handle *whandle,
@@ -2922,5 +2386,4 @@ void si_init_context_texture_functions(struct r600_common_context *rctx)
{
rctx->b.create_surface = r600_create_surface;
rctx->b.surface_destroy = r600_surface_destroy;
- rctx->b.clear_texture = r600_clear_texture;
}
diff --git a/src/gallium/drivers/radeonsi/Makefile.sources b/src/gallium/drivers/radeonsi/Makefile.sources
index 8dd33f60a8b..18cd7d14c18 100644
--- a/src/gallium/drivers/radeonsi/Makefile.sources
+++ b/src/gallium/drivers/radeonsi/Makefile.sources
@@ -6,6 +6,7 @@ C_SOURCES := \
cik_sdma.c \
driinfo_radeonsi.h \
si_blit.c \
+ si_clear.c \
si_compute.c \
si_compute.h \
si_cp_dma.c \
diff --git a/src/gallium/drivers/radeonsi/meson.build b/src/gallium/drivers/radeonsi/meson.build
index 974004db67f..a04ea4c03fb 100644
--- a/src/gallium/drivers/radeonsi/meson.build
+++ b/src/gallium/drivers/radeonsi/meson.build
@@ -22,6 +22,7 @@ files_libradeonsi = files(
'cik_sdma.c',
'driinfo_radeonsi.h',
'si_blit.c',
+ 'si_clear.c',
'si_compute.c',
'si_compute.h',
'si_cp_dma.c',
diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c
index abf25b605e8..e80bf5c24ef 100644
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -27,17 +27,7 @@
#include "util/u_log.h"
#include "util/u_surface.h"
-enum si_blitter_op /* bitmask */
-{
- SI_SAVE_TEXTURES = 1,
- SI_SAVE_FRAMEBUFFER = 2,
- SI_SAVE_FRAGMENT_STATE = 4,
- SI_DISABLE_RENDER_COND = 8,
-
- SI_CLEAR = SI_SAVE_FRAGMENT_STATE,
-
- SI_CLEAR_SURFACE = SI_SAVE_FRAMEBUFFER | SI_SAVE_FRAGMENT_STATE,
-
+enum {
SI_COPY = SI_SAVE_FRAMEBUFFER | SI_SAVE_TEXTURES |
SI_SAVE_FRAGMENT_STATE | SI_DISABLE_RENDER_COND,
@@ -50,7 +40,7 @@ enum si_blitter_op /* bitmask */
SI_COLOR_RESOLVE = SI_SAVE_FRAMEBUFFER | SI_SAVE_FRAGMENT_STATE
};
-static void si_blitter_begin(struct pipe_context *ctx, enum si_blitter_op op)
+void si_blitter_begin(struct pipe_context *ctx, enum si_blitter_op op)
{
struct si_context *sctx = (struct si_context *)ctx;
@@ -87,7 +77,7 @@ static void si_blitter_begin(struct pipe_context *ctx, enum si_blitter_op op)
sctx->b.render_cond_force_off = true;
}
-static void si_blitter_end(struct pipe_context *ctx)
+void si_blitter_end(struct pipe_context *ctx)
{
struct si_context *sctx = (struct si_context *)ctx;
@@ -819,155 +809,6 @@ void si_decompress_textures(struct si_context *sctx, unsigned shader_mask)
si_check_render_feedback(sctx);
}
-static void si_clear(struct pipe_context *ctx, unsigned buffers,
- const union pipe_color_union *color,
- double depth, unsigned stencil)
-{
- struct si_context *sctx = (struct si_context *)ctx;
- struct pipe_framebuffer_state *fb = &sctx->framebuffer.state;
- struct pipe_surface *zsbuf = fb->zsbuf;
- struct r600_texture *zstex =
- zsbuf ? (struct r600_texture*)zsbuf->texture : NULL;
-
- if (buffers & PIPE_CLEAR_COLOR) {
- si_do_fast_color_clear(&sctx->b, fb,
- &sctx->framebuffer.atom, &buffers,
- &sctx->framebuffer.dirty_cbufs,
- color);
- if (!buffers)
- return; /* all buffers have been fast cleared */
- }
-
- if (buffers & PIPE_CLEAR_COLOR) {
- int i;
-
- /* These buffers cannot use fast clear, make sure to disable expansion. */
- for (i = 0; i < fb->nr_cbufs; i++) {
- struct r600_texture *tex;
-
- /* If not clearing this buffer, skip. */
- if (!(buffers & (PIPE_CLEAR_COLOR0 << i)))
- continue;
-
- if (!fb->cbufs[i])
- continue;
-
- tex = (struct r600_texture *)fb->cbufs[i]->texture;
- if (tex->fmask.size == 0)
- tex->dirty_level_mask &= ~(1 << fb->cbufs[i]->u.tex.level);
- }
- }
-
- if (zstex &&
- r600_htile_enabled(zstex, zsbuf->u.tex.level) &&
- zsbuf->u.tex.first_layer == 0 &&
- zsbuf->u.tex.last_layer == util_max_layer(&zstex->resource.b.b, 0)) {
- /* TC-compatible HTILE only supports depth clears to 0 or 1. */
- if (buffers & PIPE_CLEAR_DEPTH &&
- (!zstex->tc_compatible_htile ||
- depth == 0 || depth == 1)) {
- /* Need to disable EXPCLEAR temporarily if clearing
- * to a new value. */
- if (!zstex->depth_cleared || zstex->depth_clear_value != depth) {
- sctx->db_depth_disable_expclear = true;
- }
-
- zstex->depth_clear_value = depth;
- sctx->framebuffer.dirty_zsbuf = true;
- si_mark_atom_dirty(sctx, &sctx->framebuffer.atom); /* updates DB_DEPTH_CLEAR */
- sctx->db_depth_clear = true;
- si_mark_atom_dirty(sctx, &sctx->db_render_state);
- }
-
- /* TC-compatible HTILE only supports stencil clears to 0. */
- if (buffers & PIPE_CLEAR_STENCIL &&
- (!zstex->tc_compatible_htile || stencil == 0)) {
- stencil &= 0xff;
-
- /* Need to disable EXPCLEAR temporarily if clearing
- * to a new value. */
- if (!zstex->stencil_cleared || zstex->stencil_clear_value != stencil) {
- sctx->db_stencil_disable_expclear = true;
- }
-
- zstex->stencil_clear_value = stencil;
- sctx->framebuffer.dirty_zsbuf = true;
- si_mark_atom_dirty(sctx, &sctx->framebuffer.atom); /* updates DB_STENCIL_CLEAR */
- sctx->db_stencil_clear = true;
- si_mark_atom_dirty(sctx, &sctx->db_render_state);
- }
-
- /* TODO: Find out what's wrong here. Fast depth clear leads to
- * corruption in ARK: Survival Evolved, but that may just be
- * a coincidence and the root cause is elsewhere.
- *
- * The corruption can be fixed by putting the DB flush before
- * or after the depth clear. (surprisingly)
- *
- * https://bugs.freedesktop.org/show_bug.cgi?id=102955 (apitrace)
- *
- * This hack decreases back-to-back ClearDepth performance.
- */
- if (sctx->screen->clear_db_cache_before_clear) {
- sctx->b.flags |= SI_CONTEXT_FLUSH_AND_INV_DB;
- }
- }
-
- si_blitter_begin(ctx, SI_CLEAR);
- util_blitter_clear(sctx->blitter, fb->width, fb->height,
- util_framebuffer_get_num_layers(fb),
- buffers, color, depth, stencil);
- si_blitter_end(ctx);
-
- if (sctx->db_depth_clear) {
- sctx->db_depth_clear = false;
- sctx->db_depth_disable_expclear = false;
- zstex->depth_cleared = true;
- si_mark_atom_dirty(sctx, &sctx->db_render_state);
- }
-
- if (sctx->db_stencil_clear) {
- sctx->db_stencil_clear = false;
- sctx->db_stencil_disable_expclear = false;
- zstex->stencil_cleared = true;
- si_mark_atom_dirty(sctx, &sctx->db_render_state);
- }
-}
-
-static void si_clear_render_target(struct pipe_context *ctx,
- struct pipe_surface *dst,
- const union pipe_color_union *color,
- unsigned dstx, unsigned dsty,
- unsigned width, unsigned height,
- bool render_condition_enabled)
-{
- struct si_context *sctx = (struct si_context *)ctx;
-
- si_blitter_begin(ctx, SI_CLEAR_SURFACE |
- (render_condition_enabled ? 0 : SI_DISABLE_RENDER_COND));
- util_blitter_clear_render_target(sctx->blitter, dst, color,
- dstx, dsty, width, height);
- si_blitter_end(ctx);
-}
-
-static void si_clear_depth_stencil(struct pipe_context *ctx,
- struct pipe_surface *dst,
- unsigned clear_flags,
- double depth,
- unsigned stencil,
- unsigned dstx, unsigned dsty,
- unsigned width, unsigned height,
- bool render_condition_enabled)
-{
- struct si_context *sctx = (struct si_context *)ctx;
-
- si_blitter_begin(ctx, SI_CLEAR_SURFACE |
- (render_condition_enabled ? 0 : SI_DISABLE_RENDER_COND));
- util_blitter_clear_depth_stencil(sctx->blitter, dst, clear_flags, depth, stencil,
- dstx, dsty, width, height);
- si_blitter_end(ctx);
-}
-
/* Helper for decompressing a portion of a color or depth resource before
* blitting if any decompression is needed.
* The driver doesn't decompress resources automatically while u_blitter is
@@ -1300,7 +1141,7 @@ static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
info->dst.resource->last_level != 0)
goto resolve_to_temp;
- vi_dcc_clear_level(&sctx->b, dst, info->dst.level,
+ vi_dcc_clear_level(sctx, dst, info->dst.level,
0xFFFFFFFF);
dst->dirty_level_mask &= ~(1 << info->dst.level);
}
@@ -1544,10 +1385,7 @@ static void si_pipe_clear_buffer(struct pipe_context *ctx,
void si_init_blit_functions(struct si_context *sctx)
{
- sctx->b.b.clear = si_clear;
sctx->b.b.clear_buffer = si_pipe_clear_buffer;
- sctx->b.b.clear_render_target = si_clear_render_target;
- sctx->b.b.clear_depth_stencil = si_clear_depth_stencil;
sctx->b.b.resource_copy_region = si_resource_copy_region;
sctx->b.b.blit = si_blit;
sctx->b.b.flush_resource = si_flush_resource;
diff --git a/src/gallium/drivers/radeonsi/si_clear.c b/src/gallium/drivers/radeonsi/si_clear.c
new file mode 100644
index 00000000000..d99947f7aad
--- /dev/null
+++ b/src/gallium/drivers/radeonsi/si_clear.c
@@ -0,0 +1,725 @@
+/*
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "si_pipe.h"
+#include "sid.h"
+
+#include "util/u_format.h"
+#include "util/u_pack_color.h"
+#include "util/u_surface.h"
+
+enum {
+ SI_CLEAR = SI_SAVE_FRAGMENT_STATE,
+ SI_CLEAR_SURFACE = SI_SAVE_FRAMEBUFFER | SI_SAVE_FRAGMENT_STATE,
+};
+
+static void si_alloc_separate_cmask(struct si_screen *sscreen,
+ struct r600_texture *rtex)
+{
+ if (rtex->cmask_buffer)
+ return;
+
+ assert(rtex->cmask.size == 0);
+
+ si_texture_get_cmask_info(&sscreen->b, rtex, &rtex->cmask);
+ if (!rtex->cmask.size)
+ return;
+
+ rtex->cmask_buffer = (struct r600_resource *)
+ si_aligned_buffer_create(&sscreen->b.b,
+ R600_RESOURCE_FLAG_UNMAPPABLE,
+ PIPE_USAGE_DEFAULT,
+ rtex->cmask.size,
+ rtex->cmask.alignment);
+ if (rtex->cmask_buffer == NULL) {
+ rtex->cmask.size = 0;
+ return;
+ }
+
+ /* update colorbuffer state bits */
+ rtex->cmask.base_address_reg = rtex->cmask_buffer->gpu_address >> 8;
+
+ rtex->cb_color_info |= S_028C70_FAST_CLEAR(1);
+
+ p_atomic_inc(&sscreen->b.compressed_colortex_counter);
+}
+
+static void si_set_clear_color(struct r600_texture *rtex,
+ enum pipe_format surface_format,
+ const union pipe_color_union *color)
+{
+ union util_color uc;
+
+ memset(&uc, 0, sizeof(uc));
+
+ if (rtex->surface.bpe == 16) {
+ /* DCC fast clear only:
+ * CLEAR_WORD0 = R = G = B
+ * CLEAR_WORD1 = A
+ */
+ assert(color->ui[0] == color->ui[1] &&
+ color->ui[0] == color->ui[2]);
+ uc.ui[0] = color->ui[0];
+ uc.ui[1] = color->ui[3];
+ } else if (util_format_is_pure_uint(surface_format)) {
+ util_format_write_4ui(surface_format, color->ui, 0, &uc, 0, 0, 0, 1, 1);
+ } else if (util_format_is_pure_sint(surface_format)) {
+ util_format_write_4i(surface_format, color->i, 0, &uc, 0, 0, 0, 1, 1);
+ } else {
+ util_pack_color(color->f, surface_format, &uc);
+ }
+
+ memcpy(rtex->color_clear_value, &uc, 2 * sizeof(uint32_t));
+}
+
+static bool vi_get_fast_clear_parameters(enum pipe_format surface_format,
+ const union pipe_color_union *color,
+ uint32_t* reset_value,
+ bool* clear_words_needed)
+{
+ bool values[4] = {};
+ int i;
+ bool main_value = false;
+ bool extra_value = false;
+ int extra_channel;
+
+ /* This is needed to get the correct DCC clear value for luminance formats.
+ * 1) Get the linear format (because the next step can't handle L8_SRGB).
+ * 2) Convert luminance to red. (the real hw format for luminance)
+ */
+ surface_format = util_format_linear(surface_format);
+ surface_format = util_format_luminance_to_red(surface_format);
+
+ const struct util_format_description *desc = util_format_description(surface_format);
+
+ if (desc->block.bits == 128 &&
+ (color->ui[0] != color->ui[1] ||
+ color->ui[0] != color->ui[2]))
+ return false;
+
+ *clear_words_needed = true;
+ *reset_value = 0x20202020U;
+
+ /* If we want to clear without needing a fast clear eliminate step, we
+ * can set each channel to 0 or 1 (or 0/max for integer formats). We
+ * have two sets of flags, one for the last or first channel(extra) and
+ * one for the other channels(main).
+ */
+
+ if (surface_format == PIPE_FORMAT_R11G11B10_FLOAT ||
+ surface_format == PIPE_FORMAT_B5G6R5_UNORM ||
+ surface_format == PIPE_FORMAT_B5G6R5_SRGB ||
+ util_format_is_alpha(surface_format)) {
+ extra_channel = -1;
+ } else if (desc->layout == UTIL_FORMAT_LAYOUT_PLAIN) {
+ if (si_translate_colorswap(surface_format, false) <= 1)
+ extra_channel = desc->nr_channels - 1;
+ else
+ extra_channel = 0;
+ } else
+ return true;
+
+ for (i = 0; i < 4; ++i) {
+ int index = desc->swizzle[i] - PIPE_SWIZZLE_X;
+
+ if (desc->swizzle[i] < PIPE_SWIZZLE_X ||
+ desc->swizzle[i] > PIPE_SWIZZLE_W)
+ continue;
+
+ if (desc->channel[i].pure_integer &&
+ desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
+ /* Use the maximum value for clamping the clear color. */
+ int max = u_bit_consecutive(0, desc->channel[i].size - 1);
+
+ values[i] = color->i[i] != 0;
+ if (color->i[i] != 0 && MIN2(color->i[i], max) != max)
+ return true;
+ } else if (desc->channel[i].pure_integer &&
+ desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
+ /* Use the maximum value for clamping the clear color. */
+ unsigned max = u_bit_consecutive(0, desc->channel[i].size);
+
+ values[i] = color->ui[i] != 0U;
+ if (color->ui[i] != 0U && MIN2(color->ui[i], max) != max)
+ return true;
+ } else {
+ values[i] = color->f[i] != 0.0F;
+ if (color->f[i] != 0.0F && color->f[i] != 1.0F)
+ return true;
+ }
+
+ if (index == extra_channel)
+ extra_value = values[i];
+ else
+ main_value = values[i];
+ }
+
+ for (int i = 0; i < 4; ++i)
+ if (values[i] != main_value &&
+ desc->swizzle[i] - PIPE_SWIZZLE_X != extra_channel &&
+ desc->swizzle[i] >= PIPE_SWIZZLE_X &&
+ desc->swizzle[i] <= PIPE_SWIZZLE_W)
+ return true;
+
+ *clear_words_needed = false;
+ if (main_value)
+ *reset_value |= 0x80808080U;
+
+ if (extra_value)
+ *reset_value |= 0x40404040U;
+ return true;
+}
+
+void vi_dcc_clear_level(struct si_context *sctx,
+ struct r600_texture *rtex,
+ unsigned level, unsigned clear_value)
+{
+ struct pipe_resource *dcc_buffer;
+ uint64_t dcc_offset, clear_size;
+
+ assert(vi_dcc_enabled(rtex, level));
+
+ if (rtex->dcc_separate_buffer) {
+ dcc_buffer = &rtex->dcc_separate_buffer->b.b;
+ dcc_offset = 0;
+ } else {
+ dcc_buffer = &rtex->resource.b.b;
+ dcc_offset = rtex->dcc_offset;
+ }
+
+ if (sctx->b.chip_class >= GFX9) {
+ /* Mipmap level clears aren't implemented. */
+ assert(rtex->resource.b.b.last_level == 0);
+ /* MSAA needs a different clear size. */
+ assert(rtex->resource.b.b.nr_samples <= 1);
+ clear_size = rtex->surface.dcc_size;
+ } else {
+ unsigned num_layers = util_max_layer(&rtex->resource.b.b, level) + 1;
+
+ /* If this is 0, fast clear isn't possible. (can occur with MSAA) */
+ assert(rtex->surface.u.legacy.level[level].dcc_fast_clear_size);
+ /* Layered MSAA DCC fast clears need to clear dcc_fast_clear_size
+ * bytes for each layer. This is not currently implemented, and
+ * therefore MSAA DCC isn't even enabled with multiple layers.
+ */
+ assert(rtex->resource.b.b.nr_samples <= 1 || num_layers == 1);
+
+ dcc_offset += rtex->surface.u.legacy.level[level].dcc_offset;
+ clear_size = rtex->surface.u.legacy.level[level].dcc_fast_clear_size *
+ num_layers;
+ }
+
+ si_clear_buffer(&sctx->b.b, dcc_buffer, dcc_offset, clear_size,
+ clear_value, R600_COHERENCY_CB_META);
+}
+
+/* Set the same micro tile mode as the destination of the last MSAA resolve.
+ * This allows hitting the MSAA resolve fast path, which requires that both
+ * src and dst micro tile modes match.
+ */
+static void si_set_optimal_micro_tile_mode(struct si_screen *sscreen,
+ struct r600_texture *rtex)
+{
+ if (rtex->resource.b.is_shared ||
+ rtex->resource.b.b.nr_samples <= 1 ||
+ rtex->surface.micro_tile_mode == rtex->last_msaa_resolve_target_micro_mode)
+ return;
+
+ assert(sscreen->b.chip_class >= GFX9 ||
+ rtex->surface.u.legacy.level[0].mode == RADEON_SURF_MODE_2D);
+ assert(rtex->resource.b.b.last_level == 0);
+
+ if (sscreen->b.chip_class >= GFX9) {
+ /* 4K or larger tiles only. 0 is linear. 1-3 are 256B tiles. */
+ assert(rtex->surface.u.gfx9.surf.swizzle_mode >= 4);
+
+ /* If you do swizzle_mode % 4, you'll get:
+ * 0 = Depth
+ * 1 = Standard,
+ * 2 = Displayable
+ * 3 = Rotated
+ *
+ * Depth-sample order isn't allowed:
+ */
+ assert(rtex->surface.u.gfx9.surf.swizzle_mode % 4 != 0);
+
+ switch (rtex->last_msaa_resolve_target_micro_mode) {
+ case RADEON_MICRO_MODE_DISPLAY:
+ rtex->surface.u.gfx9.surf.swizzle_mode &= ~0x3;
+ rtex->surface.u.gfx9.surf.swizzle_mode += 2; /* D */
+ break;
+ case RADEON_MICRO_MODE_THIN:
+ rtex->surface.u.gfx9.surf.swizzle_mode &= ~0x3;
+ rtex->surface.u.gfx9.surf.swizzle_mode += 1; /* S */
+ break;
+ case RADEON_MICRO_MODE_ROTATED:
+ rtex->surface.u.gfx9.surf.swizzle_mode &= ~0x3;
+ rtex->surface.u.gfx9.surf.swizzle_mode += 3; /* R */
+ break;
+ default: /* depth */
+ assert(!"unexpected micro mode");
+ return;
+ }
+ } else if (sscreen->b.chip_class >= CIK) {
+ /* These magic numbers were copied from addrlib. It doesn't use
+ * any definitions for them either. They are all 2D_TILED_THIN1
+ * modes with different bpp and micro tile mode.
+ */
+ switch (rtex->last_msaa_resolve_target_micro_mode) {
+ case RADEON_MICRO_MODE_DISPLAY:
+ rtex->surface.u.legacy.tiling_index[0] = 10;
+ break;
+ case RADEON_MICRO_MODE_THIN:
+ rtex->surface.u.legacy.tiling_index[0] = 14;
+ break;
+ case RADEON_MICRO_MODE_ROTATED:
+ rtex->surface.u.legacy.tiling_index[0] = 28;
+ break;
+ default: /* depth, thick */
+ assert(!"unexpected micro mode");
+ return;
+ }
+ } else { /* SI */
+ switch (rtex->last_msaa_resolve_target_micro_mode) {
+ case RADEON_MICRO_MODE_DISPLAY:
+ switch (rtex->surface.bpe) {
+ case 1:
+ rtex->surface.u.legacy.tiling_index[0] = 10;
+ break;
+ case 2:
+ rtex->surface.u.legacy.tiling_index[0] = 11;
+ break;
+ default: /* 4, 8 */
+ rtex->surface.u.legacy.tiling_index[0] = 12;
+ break;
+ }
+ break;
+ case RADEON_MICRO_MODE_THIN:
+ switch (rtex->surface.bpe) {
+ case 1:
+ rtex->surface.u.legacy.tiling_index[0] = 14;
+ break;
+ case 2:
+ rtex->surface.u.legacy.tiling_index[0] = 15;
+ break;
+ case 4:
+ rtex->surface.u.legacy.tiling_index[0] = 16;
+ break;
+ default: /* 8, 16 */
+ rtex->surface.u.legacy.tiling_index[0] = 17;
+ break;
+ }
+ break;
+ default: /* depth, thick */
+ assert(!"unexpected micro mode");
+ return;
+ }
+ }
+
+ rtex->surface.micro_tile_mode = rtex->last_msaa_resolve_target_micro_mode;
+
+ p_atomic_inc(&sscreen->b.dirty_tex_counter);
+}
+
+static void si_do_fast_color_clear(struct si_context *sctx,
+ struct pipe_framebuffer_state *fb,
+ struct r600_atom *fb_state,
+ unsigned *buffers, ubyte *dirty_cbufs,
+ const union pipe_color_union *color)
+{
+ int i;
+
+ /* This function is broken in BE, so just disable this path for now */
+#ifdef PIPE_ARCH_BIG_ENDIAN
+ return;
+#endif
+
+ if (sctx->b.render_cond)
+ return;
+
+ for (i = 0; i < fb->nr_cbufs; i++) {
+ struct r600_texture *tex;
+ unsigned clear_bit = PIPE_CLEAR_COLOR0 << i;
+
+ if (!fb->cbufs[i])
+ continue;
+
+ /* if this colorbuffer is not being cleared */
+ if (!(*buffers & clear_bit))
+ continue;
+
+ unsigned level = fb->cbufs[i]->u.tex.level;
+ tex = (struct r600_texture *)fb->cbufs[i]->texture;
+
+ /* the clear is allowed if all layers are bound */
+ if (fb->cbufs[i]->u.tex.first_layer != 0 ||
+ fb->cbufs[i]->u.tex.last_layer != util_max_layer(&tex->resource.b.b, 0)) {
+ continue;
+ }
+
+ /* cannot clear mipmapped textures */
+ if (fb->cbufs[i]->texture->last_level != 0) {
+ continue;
+ }
+
+ /* only supported on tiled surfaces */
+ if (tex->surface.is_linear) {
+ continue;
+ }
+
+ /* shared textures can't use fast clear without an explicit flush,
+ * because there is no way to communicate the clear color among
+ * all clients
+ */
+ if (tex->resource.b.is_shared &&
+ !(tex->resource.external_usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH))
+ continue;
+
+ /* fast color clear with 1D tiling doesn't work on old kernels and CIK */
+ if (sctx->b.chip_class == CIK &&
+ tex->surface.u.legacy.level[0].mode == RADEON_SURF_MODE_1D &&
+ sctx->screen->b.info.drm_major == 2 &&
+ sctx->screen->b.info.drm_minor < 38) {
+ continue;
+ }
+
+ /* Fast clear is the most appropriate place to enable DCC for
+ * displayable surfaces.
+ */
+ if (sctx->b.chip_class >= VI &&
+ !(sctx->screen->b.debug_flags & DBG(NO_DCC_FB))) {
+ vi_separate_dcc_try_enable(&sctx->b, tex);
+
+ /* RB+ isn't supported with a CMASK clear only on Stoney,
+ * so all clears are considered to be hypothetically slow
+ * clears, which is weighed when determining whether to
+ * enable separate DCC.
+ */
+ if (tex->dcc_gather_statistics &&
+ sctx->b.family == CHIP_STONEY)
+ tex->num_slow_clears++;
+ }
+
+ /* Try to clear DCC first, otherwise try CMASK. */
+ if (vi_dcc_enabled(tex, 0)) {
+ uint32_t reset_value;
+ bool clear_words_needed, cleared_cmask = false;
+
+ if (sctx->screen->b.debug_flags & DBG(NO_DCC_CLEAR))
+ continue;
+
+ /* This can only occur with MSAA. */
+ if (sctx->b.chip_class == VI &&
+ !tex->surface.u.legacy.level[level].dcc_fast_clear_size)
+ continue;
+
+ if (!vi_get_fast_clear_parameters(fb->cbufs[i]->format,
+ color, &reset_value,
+ &clear_words_needed))
+ continue;
+
+ /* DCC fast clear with MSAA should clear CMASK to 0xC. */
+ if (tex->resource.b.b.nr_samples >= 2 && tex->cmask.size) {
+ /* TODO: This doesn't work with MSAA. */
+ if (clear_words_needed)
+ continue;
+
+ si_clear_buffer(&sctx->b.b, &tex->cmask_buffer->b.b,
+ tex->cmask.offset, tex->cmask.size,
+ 0xCCCCCCCC, R600_COHERENCY_CB_META);
+ cleared_cmask = true;
+ }
+
+ vi_dcc_clear_level(sctx, tex, 0, reset_value);
+
+ if (clear_words_needed || cleared_cmask) {
+ bool need_compressed_update = !tex->dirty_level_mask;
+
+ tex->dirty_level_mask |= 1 << level;
+
+ if (need_compressed_update)
+ p_atomic_inc(&sctx->screen->b.compressed_colortex_counter);
+ }
+ tex->separate_dcc_dirty = true;
+ } else {
+ /* 128-bit formats are unusupported */
+ if (tex->surface.bpe > 8) {
+ continue;
+ }
+
+ /* RB+ doesn't work with CMASK fast clear on Stoney. */
+ if (sctx->b.family == CHIP_STONEY)
+ continue;
+
+ /* ensure CMASK is enabled */
+ si_alloc_separate_cmask(sctx->screen, tex);
+ if (tex->cmask.size == 0) {
+ continue;
+ }
+
+ /* Do the fast clear. */
+ si_clear_buffer(&sctx->b.b, &tex->cmask_buffer->b.b,
+ tex->cmask.offset, tex->cmask.size, 0,
+ R600_COHERENCY_CB_META);
+
+ bool need_compressed_update = !tex->dirty_level_mask;
+
+ tex->dirty_level_mask |= 1 << level;
+
+ if (need_compressed_update)
+ p_atomic_inc(&sctx->screen->b.compressed_colortex_counter);
+ }
+
+ /* We can change the micro tile mode before a full clear. */
+ si_set_optimal_micro_tile_mode(sctx->screen, tex);
+
+ si_set_clear_color(tex, fb->cbufs[i]->format, color);
+
+ if (dirty_cbufs)
+ *dirty_cbufs |= 1 << i;
+ sctx->b.set_atom_dirty(&sctx->b, fb_state, true);
+ *buffers &= ~clear_bit;
+ }
+}
+
+static void si_clear(struct pipe_context *ctx, unsigned buffers,
+ const union pipe_color_union *color,
+ double depth, unsigned stencil)
+{
+ struct si_context *sctx = (struct si_context *)ctx;
+ struct pipe_framebuffer_state *fb = &sctx->framebuffer.state;
+ struct pipe_surface *zsbuf = fb->zsbuf;
+ struct r600_texture *zstex =
+ zsbuf ? (struct r600_texture*)zsbuf->texture : NULL;
+
+ if (buffers & PIPE_CLEAR_COLOR) {
+ si_do_fast_color_clear(sctx, fb,
+ &sctx->framebuffer.atom, &buffers,
+ &sctx->framebuffer.dirty_cbufs,
+ color);
+ if (!buffers)
+ return; /* all buffers have been fast cleared */
+ }
+
+ if (buffers & PIPE_CLEAR_COLOR) {
+ int i;
+
+ /* These buffers cannot use fast clear, make sure to disable expansion. */
+ for (i = 0; i < fb->nr_cbufs; i++) {
+ struct r600_texture *tex;
+
+ /* If not clearing this buffer, skip. */
+ if (!(buffers & (PIPE_CLEAR_COLOR0 << i)))
+ continue;
+
+ if (!fb->cbufs[i])
+ continue;
+
+ tex = (struct r600_texture *)fb->cbufs[i]->texture;
+ if (tex->fmask.size == 0)
+ tex->dirty_level_mask &= ~(1 << fb->cbufs[i]->u.tex.level);
+ }
+ }
+
+ if (zstex &&
+ r600_htile_enabled(zstex, zsbuf->u.tex.level) &&
+ zsbuf->u.tex.first_layer == 0 &&
+ zsbuf->u.tex.last_layer == util_max_layer(&zstex->resource.b.b, 0)) {
+ /* TC-compatible HTILE only supports depth clears to 0 or 1. */
+ if (buffers & PIPE_CLEAR_DEPTH &&
+ (!zstex->tc_compatible_htile ||
+ depth == 0 || depth == 1)) {
+ /* Need to disable EXPCLEAR temporarily if clearing
+ * to a new value. */
+ if (!zstex->depth_cleared || zstex->depth_clear_value != depth) {
+ sctx->db_depth_disable_expclear = true;
+ }
+
+ zstex->depth_clear_value = depth;
+ sctx->framebuffer.dirty_zsbuf = true;
+ si_mark_atom_dirty(sctx, &sctx->framebuffer.atom); /* updates DB_DEPTH_CLEAR */
+ sctx->db_depth_clear = true;
+ si_mark_atom_dirty(sctx, &sctx->db_render_state);
+ }
+
+ /* TC-compatible HTILE only supports stencil clears to 0. */
+ if (buffers & PIPE_CLEAR_STENCIL &&
+ (!zstex->tc_compatible_htile || stencil == 0)) {
+ stencil &= 0xff;
+
+ /* Need to disable EXPCLEAR temporarily if clearing
+ * to a new value. */
+ if (!zstex->stencil_cleared || zstex->stencil_clear_value != stencil) {
+ sctx->db_stencil_disable_expclear = true;
+ }
+
+ zstex->stencil_clear_value = stencil;
+ sctx->framebuffer.dirty_zsbuf = true;
+ si_mark_atom_dirty(sctx, &sctx->framebuffer.atom); /* updates DB_STENCIL_CLEAR */
+ sctx->db_stencil_clear = true;
+ si_mark_atom_dirty(sctx, &sctx->db_render_state);
+ }
+
+ /* TODO: Find out what's wrong here. Fast depth clear leads to
+ * corruption in ARK: Survival Evolved, but that may just be
+ * a coincidence and the root cause is elsewhere.
+ *
+ * The corruption can be fixed by putting the DB flush before
+ * or after the depth clear. (surprisingly)
+ *
+ * https://bugs.freedesktop.org/show_bug.cgi?id=102955 (apitrace)
+ *
+ * This hack decreases back-to-back ClearDepth performance.
+ */
+ if (sctx->screen->clear_db_cache_before_clear) {
+ sctx->b.flags |= SI_CONTEXT_FLUSH_AND_INV_DB;
+ }
+ }
+
+ si_blitter_begin(ctx, SI_CLEAR);
+ util_blitter_clear(sctx->blitter, fb->width, fb->height,
+ util_framebuffer_get_num_layers(fb),
+ buffers, color, depth, stencil);
+ si_blitter_end(ctx);
+
+ if (sctx->db_depth_clear) {
+ sctx->db_depth_clear = false;
+ sctx->db_depth_disable_expclear = false;
+ zstex->depth_cleared = true;
+ si_mark_atom_dirty(sctx, &sctx->db_render_state);
+ }
+
+ if (sctx->db_stencil_clear) {
+ sctx->db_stencil_clear = false;
+ sctx->db_stencil_disable_expclear = false;
+ zstex->stencil_cleared = true;
+ si_mark_atom_dirty(sctx, &sctx->db_render_state);
+ }
+}
+
+static void si_clear_render_target(struct pipe_context *ctx,
+ struct pipe_surface *dst,
+ const union pipe_color_union *color,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height,
+ bool render_condition_enabled)
+{
+ struct si_context *sctx = (struct si_context *)ctx;
+
+ si_blitter_begin(ctx, SI_CLEAR_SURFACE |
+ (render_condition_enabled ? 0 : SI_DISABLE_RENDER_COND));
+ util_blitter_clear_render_target(sctx->blitter, dst, color,
+ dstx, dsty, width, height);
+ si_blitter_end(ctx);
+}
+
+static void si_clear_depth_stencil(struct pipe_context *ctx,
+ struct pipe_surface *dst,
+ unsigned clear_flags,
+ double depth,
+ unsigned stencil,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height,
+ bool render_condition_enabled)
+{
+ struct si_context *sctx = (struct si_context *)ctx;
+
+ si_blitter_begin(ctx, SI_CLEAR_SURFACE |
+ (render_condition_enabled ? 0 : SI_DISABLE_RENDER_COND));
+ util_blitter_clear_depth_stencil(sctx->blitter, dst, clear_flags, depth, stencil,
+ dstx, dsty, width, height);
+ si_blitter_end(ctx);
+}
+
+static void si_clear_texture(struct pipe_context *pipe,
+ struct pipe_resource *tex,
+ unsigned level,
+ const struct pipe_box *box,
+ const void *data)
+{
+ struct pipe_screen *screen = pipe->screen;
+ struct r600_texture *rtex = (struct r600_texture*)tex;
+ struct pipe_surface tmpl = {{0}};
+ struct pipe_surface *sf;
+ const struct util_format_description *desc =
+ util_format_description(tex->format);
+
+ tmpl.format = tex->format;
+ tmpl.u.tex.first_layer = box->z;
+ tmpl.u.tex.last_layer = box->z + box->depth - 1;
+ tmpl.u.tex.level = level;
+ sf = pipe->create_surface(pipe, tex, &tmpl);
+ if (!sf)
+ return;
+
+ if (rtex->is_depth) {
+ unsigned clear;
+ float depth;
+ uint8_t stencil = 0;
+
+ /* Depth is always present. */
+ clear = PIPE_CLEAR_DEPTH;
+ desc->unpack_z_float(&depth, 0, data, 0, 1, 1);
+
+ if (rtex->surface.has_stencil) {
+ clear |= PIPE_CLEAR_STENCIL;
+ desc->unpack_s_8uint(&stencil, 0, data, 0, 1, 1);
+ }
+
+ si_clear_depth_stencil(pipe, sf, clear, depth, stencil,
+ box->x, box->y,
+ box->width, box->height, false);
+ } else {
+ union pipe_color_union color;
+
+ /* pipe_color_union requires the full vec4 representation. */
+ if (util_format_is_pure_uint(tex->format))
+ desc->unpack_rgba_uint(color.ui, 0, data, 0, 1, 1);
+ else if (util_format_is_pure_sint(tex->format))
+ desc->unpack_rgba_sint(color.i, 0, data, 0, 1, 1);
+ else
+ desc->unpack_rgba_float(color.f, 0, data, 0, 1, 1);
+
+ if (screen->is_format_supported(screen, tex->format,
+ tex->target, 0,
+ PIPE_BIND_RENDER_TARGET)) {
+ si_clear_render_target(pipe, sf, &color,
+ box->x, box->y,
+ box->width, box->height, false);
+ } else {
+ /* Software fallback - just for R9G9B9E5_FLOAT */
+ util_clear_render_target(pipe, sf, &color,
+ box->x, box->y,
+ box->width, box->height);
+ }
+ }
+ pipe_surface_reference(&sf, NULL);
+}
+
+void si_init_clear_functions(struct si_context *sctx)
+{
+ sctx->b.b.clear = si_clear;
+ sctx->b.b.clear_render_target = si_clear_render_target;
+ sctx->b.b.clear_depth_stencil = si_clear_depth_stencil;
+ sctx->b.b.clear_texture = si_clear_texture;
+}
diff --git a/src/gallium/drivers/radeonsi/si_cp_dma.c b/src/gallium/drivers/radeonsi/si_cp_dma.c
index 4ac0c34bcd2..ca8262649dc 100644
--- a/src/gallium/drivers/radeonsi/si_cp_dma.c
+++ b/src/gallium/drivers/radeonsi/si_cp_dma.c
@@ -203,9 +203,9 @@ static void si_cp_dma_prepare(struct si_context *sctx, struct pipe_resource *dst
*packet_flags |= CP_DMA_SYNC;
}
-static void si_clear_buffer(struct pipe_context *ctx, struct pipe_resource *dst,
- uint64_t offset, uint64_t size, unsigned value,
- enum r600_coherency coher)
+void si_clear_buffer(struct pipe_context *ctx, struct pipe_resource *dst,
+ uint64_t offset, uint64_t size, unsigned value,
+ enum r600_coherency coher)
{
struct si_context *sctx = (struct si_context*)ctx;
struct radeon_winsys *ws = sctx->b.ws;
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 6e433a31708..f0a9ad197af 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -209,6 +209,7 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen,
if (sscreen->b.info.drm_major == 3)
sctx->b.b.get_device_reset_status = si_amdgpu_get_reset_status;
+ si_init_clear_functions(sctx);
si_init_blit_functions(sctx);
si_init_compute_functions(sctx);
si_init_cp_dma_functions(sctx);
diff --git a/src/gallium/drivers/radeonsi/si_pipe.h b/src/gallium/drivers/radeonsi/si_pipe.h
index 751441df1bc..820e5b2d85a 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.h
+++ b/src/gallium/drivers/radeonsi/si_pipe.h
@@ -558,6 +558,16 @@ struct si_context {
void cik_init_sdma_functions(struct si_context *sctx);
/* si_blit.c */
+enum si_blitter_op /* bitmask */
+{
+ SI_SAVE_TEXTURES = 1,
+ SI_SAVE_FRAMEBUFFER = 2,
+ SI_SAVE_FRAGMENT_STATE = 4,
+ SI_DISABLE_RENDER_COND = 8,
+};
+
+void si_blitter_begin(struct pipe_context *ctx, enum si_blitter_op op);
+void si_blitter_end(struct pipe_context *ctx);
void si_init_blit_functions(struct si_context *sctx);
void si_decompress_textures(struct si_context *sctx, unsigned shader_mask);
void si_resource_copy_region(struct pipe_context *ctx,
@@ -568,6 +578,12 @@ void si_resource_copy_region(struct pipe_context *ctx,
unsigned src_level,
const struct pipe_box *src_box);
+/* si_clear.c */
+void vi_dcc_clear_level(struct si_context *sctx,
+ struct r600_texture *rtex,
+ unsigned level, unsigned clear_value);
+void si_init_clear_functions(struct si_context *sctx);
+
/* si_cp_dma.c */
#define SI_CPDMA_SKIP_CHECK_CS_SPACE (1 << 0) /* don't call need_cs_space */
#define SI_CPDMA_SKIP_SYNC_AFTER (1 << 1) /* don't wait for DMA after the copy */
@@ -580,6 +596,9 @@ void si_resource_copy_region(struct pipe_context *ctx,
SI_CPDMA_SKIP_GFX_SYNC | \
SI_CPDMA_SKIP_BO_LIST_UPDATE)
+void si_clear_buffer(struct pipe_context *ctx, struct pipe_resource *dst,
+ uint64_t offset, uint64_t size, unsigned value,
+ enum r600_coherency coher);
void si_copy_buffer(struct si_context *sctx,
struct pipe_resource *dst, struct pipe_resource *src,
uint64_t dst_offset, uint64_t src_offset, unsigned size,