From: Dave Airlie Date: Sat, 24 Mar 2012 13:37:16 +0000 (+0000) Subject: r600g: initial r600 dual src blending support X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d1cc87c0b64c2221b079015a6c3b593af83f0758;p=mesa.git r600g: initial r600 dual src blending support survives piglit with no regressions on rv610/evergreen Signed-off-by: Dave Airlie --- diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index fc0cec939e2..15ed04aec64 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -27,6 +27,7 @@ #include "util/u_pack_color.h" #include "util/u_memory.h" #include "util/u_framebuffer.h" +#include "util/u_dual_blend.h" static uint32_t eg_num_banks(uint32_t nbanks) { @@ -709,7 +710,8 @@ static void *evergreen_create_blend_state(struct pipe_context *ctx, r600_pipe_state_add_reg(rstate, R_028808_CB_COLOR_CONTROL, color_control, NULL, 0); - + /* only have dual source on MRT0 */ + blend->dual_src_blend = util_blend_state_is_dual(state, 0); for (int i = 0; i < 8; i++) { /* state->rt entries > 0 only written if independent blending */ const int j = state->independent_blend_enable ? i : 0; @@ -1459,6 +1461,8 @@ static void evergreen_cb(struct r600_context *rctx, struct r600_pipe_state *rsta } rctx->alpha_ref_dirty = true; + if (cb == 0) + rctx->color0_format = color_info; offset += r600_resource_va(rctx->context.screen, state->cbufs[cb]->texture); offset >>= 8; @@ -1655,7 +1659,7 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx, { struct r600_context *rctx = (struct r600_context *)ctx; struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state); - uint32_t shader_mask, tl, br; + uint32_t tl, br; if (rstate == NULL) return; @@ -1677,9 +1681,9 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx, evergreen_db(rctx, rstate, state); } - shader_mask = 0; + rctx->fb_cb_shader_mask = 0; for (int i = 0; i < state->nr_cbufs; i++) { - shader_mask |= 0xf << (i * 4); + rctx->fb_cb_shader_mask |= 0xf << (i * 4); } evergreen_get_scissor_rect(rctx, 0, 0, state->width, state->height, &tl, &br); @@ -1690,8 +1694,6 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx, r600_pipe_state_add_reg(rstate, R_028208_PA_SC_WINDOW_SCISSOR_BR, br, NULL, 0); - r600_pipe_state_add_reg(rstate, R_02823C_CB_SHADER_MASK, - shader_mask, NULL, 0); free(rctx->states[R600_PIPE_STATE_FRAMEBUFFER]); rctx->states[R600_PIPE_STATE_FRAMEBUFFER] = rstate; @@ -2657,7 +2659,7 @@ void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader /* always at least export 1 component per pixel */ exports_ps = 2; } - + shader->ps_cb_shader_mask = (1ULL << ((unsigned)num_cout * 4)) - 1; if (ninterp == 0) { ninterp = 1; have_perspective = TRUE; diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c index 49c79f16ffa..a185af257e2 100644 --- a/src/gallium/drivers/r600/r600_pipe.c +++ b/src/gallium/drivers/r600/r600_pipe.c @@ -466,7 +466,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) return 7; case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: - return 0; + return 1; } return 0; } diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h index a84f9cc0822..fafc4364043 100644 --- a/src/gallium/drivers/r600/r600_pipe.h +++ b/src/gallium/drivers/r600/r600_pipe.h @@ -151,6 +151,7 @@ struct r600_pipe_blend { struct r600_pipe_state rstate; unsigned cb_target_mask; unsigned cb_color_control; + bool dual_src_blend; }; struct r600_pipe_dsa { @@ -181,6 +182,7 @@ struct r600_pipe_shader { unsigned sprite_coord_enable; unsigned flatshade; unsigned pa_cl_vs_out_cntl; + unsigned ps_cb_shader_mask; struct pipe_stream_output_info so; }; @@ -254,6 +256,8 @@ struct r600_context { struct r600_vertex_element *vertex_elements; struct pipe_framebuffer_state framebuffer; unsigned cb_target_mask; + unsigned fb_cb_shader_mask; + unsigned cb_shader_mask; unsigned cb_color_control; unsigned pa_sc_line_stipple; unsigned pa_cl_clip_cntl; @@ -346,6 +350,8 @@ struct r600_context { void *dummy_pixel_shader; bool vertex_buffers_dirty; + boolean dual_src_blend; + unsigned color0_format; }; static INLINE void r600_emit_atom(struct r600_context *rctx, struct r600_atom *atom) diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c index 98e1830fab9..6290aa55ba1 100644 --- a/src/gallium/drivers/r600/r600_state.c +++ b/src/gallium/drivers/r600/r600_state.c @@ -27,6 +27,7 @@ #include "util/u_pack_color.h" #include "util/u_memory.h" #include "util/u_framebuffer.h" +#include "util/u_dual_blend.h" static uint32_t r600_translate_blend_function(int blend_func) { @@ -717,7 +718,8 @@ static void *r600_create_blend_state(struct pipe_context *ctx, } blend->cb_target_mask = target_mask; blend->cb_color_control = color_control; - + /* only MRT0 has dual src blend */ + blend->dual_src_blend = util_blend_state_is_dual(state, 0); for (int i = 0; i < 8; i++) { /* state->rt entries > 0 only written if independent blending */ const int j = state->independent_blend_enable ? i : 0; @@ -1509,6 +1511,9 @@ static void r600_cb(struct r600_context *rctx, struct r600_pipe_state *rstate, color_info |= S_0280A0_SOURCE_FORMAT(V_0280A0_EXPORT_NORM); } + if (cb == 0) + rctx->color0_format = color_info; + r600_pipe_state_add_reg(rstate, R_028040_CB_COLOR0_BASE + cb * 4, offset >> 8, &rtex->resource, RADEON_USAGE_READWRITE); @@ -1621,7 +1626,7 @@ static void r600_set_framebuffer_state(struct pipe_context *ctx, { struct r600_context *rctx = (struct r600_context *)ctx; struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state); - uint32_t shader_mask, tl, br, shader_control; + uint32_t tl, br, shader_control; if (rstate == NULL) return; @@ -1642,11 +1647,11 @@ static void r600_set_framebuffer_state(struct pipe_context *ctx, r600_db(rctx, rstate, state); } - shader_mask = 0; shader_control = 0; + rctx->fb_cb_shader_mask = 0; for (int i = 0; i < state->nr_cbufs; i++) { - shader_mask |= 0xf << (i * 4); shader_control |= 1 << i; + rctx->fb_cb_shader_mask |= 0xf << (i * 4); } tl = S_028240_TL_X(0) | S_028240_TL_Y(0) | S_028240_WINDOW_OFFSET_DISABLE(1); br = S_028244_BR_X(state->width) | S_028244_BR_Y(state->height); @@ -1660,8 +1665,6 @@ static void r600_set_framebuffer_state(struct pipe_context *ctx, r600_pipe_state_add_reg(rstate, R_0287A0_CB_SHADER_CONTROL, shader_control, NULL, 0); - r600_pipe_state_add_reg(rstate, R_02823C_CB_SHADER_MASK, - shader_mask, NULL, 0); free(rctx->states[R600_PIPE_STATE_FRAMEBUFFER]); rctx->states[R600_PIPE_STATE_FRAMEBUFFER] = rstate; @@ -2294,6 +2297,8 @@ void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shad exports_ps = 2; } + shader->ps_cb_shader_mask = (1ULL << ((unsigned)num_cout * 4)) - 1; + spi_ps_in_control_0 = S_0286CC_NUM_INTERP(rshader->ninput) | S_0286CC_PERSP_GRADIENT_ENA(1)| S_0286CC_LINEAR_GRADIENT_ENA(need_linear); diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c index 59336cf56ed..6d4f3efe253 100644 --- a/src/gallium/drivers/r600/r600_state_common.c +++ b/src/gallium/drivers/r600/r600_state_common.c @@ -158,11 +158,10 @@ void r600_bind_blend_state(struct pipe_context *ctx, void *state) rstate = &blend->rstate; rctx->states[rstate->id] = rstate; rctx->cb_target_mask = blend->cb_target_mask; - /* Replace every bit except MULTIWRITE_ENABLE. */ rctx->cb_color_control &= ~C_028808_MULTIWRITE_ENABLE; rctx->cb_color_control |= blend->cb_color_control & C_028808_MULTIWRITE_ENABLE; - + rctx->dual_src_blend = blend->dual_src_blend; r600_context_pipe_state_set(rctx, rstate); } @@ -709,6 +708,10 @@ static void r600_update_derived_state(struct r600_context *rctx) r600_context_pipe_state_set(rctx, &rctx->ps_shader->rstate); } + if (rctx->dual_src_blend) + rctx->cb_shader_mask = rctx->ps_shader->ps_cb_shader_mask | rctx->fb_cb_shader_mask; + else + rctx->cb_shader_mask = rctx->fb_cb_shader_mask; } static unsigned r600_conv_prim_to_gs_out(unsigned mode) @@ -799,6 +802,7 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo) r600_pipe_state_add_reg(&rctx->vgt, R_008958_VGT_PRIMITIVE_TYPE, prim, NULL, 0); r600_pipe_state_add_reg(&rctx->vgt, R_028A6C_VGT_GS_OUT_PRIM_TYPE, 0, NULL, 0); r600_pipe_state_add_reg(&rctx->vgt, R_028238_CB_TARGET_MASK, rctx->cb_target_mask & mask, NULL, 0); + r600_pipe_state_add_reg(&rctx->vgt, R_02823C_CB_SHADER_MASK, 0, NULL, 0); r600_pipe_state_add_reg(&rctx->vgt, R_028408_VGT_INDX_OFFSET, info.index_bias, NULL, 0); r600_pipe_state_add_reg(&rctx->vgt, R_02840C_VGT_MULTI_PRIM_IB_RESET_INDX, info.restart_index, NULL, 0); r600_pipe_state_add_reg(&rctx->vgt, R_028A94_VGT_MULTI_PRIM_IB_RESET_EN, info.primitive_restart, NULL, 0); @@ -808,12 +812,18 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo) r600_pipe_state_add_reg(&rctx->vgt, R_028808_CB_COLOR_CONTROL, rctx->cb_color_control, NULL, 0); r600_pipe_state_add_reg(&rctx->vgt, R_02881C_PA_CL_VS_OUT_CNTL, 0, NULL, 0); r600_pipe_state_add_reg(&rctx->vgt, R_028810_PA_CL_CLIP_CNTL, 0, NULL, 0); + + if (rctx->chip_class <= R700) + r600_pipe_state_add_reg(&rctx->vgt, R_0280A4_CB_COLOR1_INFO, 0, NULL, 0); + else + r600_pipe_state_add_reg(&rctx->vgt, 0x28CAC, 0, NULL, 0); } rctx->vgt.nregs = 0; r600_pipe_state_mod_reg(&rctx->vgt, prim); r600_pipe_state_mod_reg(&rctx->vgt, r600_conv_prim_to_gs_out(info.mode)); r600_pipe_state_mod_reg(&rctx->vgt, rctx->cb_target_mask & mask); + r600_pipe_state_mod_reg(&rctx->vgt, rctx->cb_shader_mask); r600_pipe_state_mod_reg(&rctx->vgt, info.index_bias); r600_pipe_state_mod_reg(&rctx->vgt, info.restart_index); r600_pipe_state_mod_reg(&rctx->vgt, info.primitive_restart); @@ -835,6 +845,11 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo) rctx->vs_shader->shader.vs_prohibit_ucps ? 0 : rctx->rasterizer->clip_plane_enable & 0x3F)); + if (rctx->dual_src_blend) { + r600_pipe_state_mod_reg(&rctx->vgt, + rctx->color0_format); + } + r600_context_pipe_state_set(rctx, &rctx->vgt); /* Emit states (the function expects that we emit at most 17 dwords here). */