From 46c425e7c8bbc07b435e59834ed5f379f3f69bdf Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Wed, 7 Sep 2016 02:05:34 +0200 Subject: radeonsi: enable DCC fast clear for 128-bit formats MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Bas Nieuwenhuizen Reviewed-by: Nicolai Hähnle --- src/gallium/drivers/radeon/r600_texture.c | 45 ++++++++++++++++++++++--------- 1 file changed, 32 insertions(+), 13 deletions(-) (limited to 'src/gallium/drivers') diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c index aee768f7b6d..074fed82c16 100644 --- a/src/gallium/drivers/radeon/r600_texture.c +++ b/src/gallium/drivers/radeon/r600_texture.c @@ -2200,7 +2200,16 @@ static void evergreen_set_clear_color(struct r600_texture *rtex, memset(&uc, 0, sizeof(uc)); - if (util_format_is_pure_uint(surface_format)) { + if (util_format_get_blocksizebits(surface_format) == 128) { + /* 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); @@ -2211,7 +2220,7 @@ static void evergreen_set_clear_color(struct r600_texture *rtex, memcpy(rtex->color_clear_value, &uc, 2 * sizeof(uint32_t)); } -static void vi_get_fast_clear_parameters(enum pipe_format surface_format, +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) @@ -2223,6 +2232,11 @@ static void vi_get_fast_clear_parameters(enum pipe_format surface_format, int extra_channel; 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; @@ -2242,7 +2256,7 @@ static void vi_get_fast_clear_parameters(enum pipe_format surface_format, else extra_channel = 0; } else - return; + return true; for (i = 0; i < 4; ++i) { int index = desc->swizzle[i] - PIPE_SWIZZLE_X; @@ -2258,7 +2272,7 @@ static void vi_get_fast_clear_parameters(enum pipe_format surface_format, values[i] = color->i[i] != 0; if (color->i[i] != 0 && MIN2(color->i[i], max) != max) - return; + 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. */ @@ -2266,11 +2280,11 @@ static void vi_get_fast_clear_parameters(enum pipe_format surface_format, values[i] = color->ui[i] != 0U; if (color->ui[i] != 0U && MIN2(color->ui[i], max) != max) - return; + return true; } else { values[i] = color->f[i] != 0.0F; if (color->f[i] != 0.0F && color->f[i] != 1.0F) - return; + return true; } if (index == extra_channel) @@ -2284,7 +2298,7 @@ static void vi_get_fast_clear_parameters(enum pipe_format surface_format, desc->swizzle[i] - PIPE_SWIZZLE_X != extra_channel && desc->swizzle[i] >= PIPE_SWIZZLE_X && desc->swizzle[i] <= PIPE_SWIZZLE_W) - return; + return true; *clear_words_needed = false; if (main_value) @@ -2292,6 +2306,7 @@ static void vi_get_fast_clear_parameters(enum pipe_format surface_format, if (extra_value) *reset_value |= 0x40404040U; + return true; } void vi_dcc_clear_level(struct r600_common_context *rctx, @@ -2424,11 +2439,6 @@ void evergreen_do_fast_color_clear(struct r600_common_context *rctx, tex = (struct r600_texture *)fb->cbufs[i]->texture; - /* 128-bit formats are unusupported */ - if (util_format_get_blocksizebits(fb->cbufs[i]->format) > 64) { - continue; - } - /* 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)) { @@ -2489,13 +2499,22 @@ void evergreen_do_fast_color_clear(struct r600_common_context *rctx, if (rctx->screen->chip_class >= SI) si_set_optimal_micro_tile_mode(rctx->screen, tex); - vi_get_fast_clear_parameters(fb->cbufs[i]->format, color, &reset_value, &clear_words_needed); + if (!vi_get_fast_clear_parameters(fb->cbufs[i]->format, + color, &reset_value, + &clear_words_needed)) + continue; + vi_dcc_clear_level(rctx, tex, 0, reset_value); if (clear_words_needed) tex->dirty_level_mask |= 1 << fb->cbufs[i]->u.tex.level; tex->separate_dcc_dirty = true; } else { + /* 128-bit formats are unusupported */ + if (util_format_get_blocksizebits(fb->cbufs[i]->format) > 64) { + continue; + } + /* Stoney/RB+ doesn't work with CMASK fast clear. */ if (rctx->family == CHIP_STONEY) continue; -- cgit v1.2.3