1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * Rob Clark <robclark@freedesktop.org>
29 #include "pipe/p_state.h"
30 #include "util/u_string.h"
31 #include "util/u_memory.h"
32 #include "util/u_inlines.h"
33 #include "util/u_pack_color.h"
35 #include "freedreno_clear.h"
36 #include "freedreno_context.h"
37 #include "freedreno_resource.h"
38 #include "freedreno_state.h"
39 #include "freedreno_program.h"
40 #include "freedreno_zsa.h"
41 #include "freedreno_util.h"
44 pack_rgba(enum pipe_format format, const float *rgba)
47 util_pack_color(rgba, format, &uc);
52 fd_clear(struct pipe_context *pctx, unsigned buffers,
53 const union pipe_color_union *color, double depth, unsigned stencil)
55 struct fd_context *ctx = fd_context(pctx);
56 struct fd_ringbuffer *ring = ctx->ring;
57 struct pipe_framebuffer_state *fb = &ctx->framebuffer.base;
58 uint32_t reg, colr = 0;
60 ctx->cleared |= buffers;
61 ctx->resolve |= buffers;
62 ctx->needs_flush = true;
64 if (buffers & PIPE_CLEAR_COLOR)
65 fd_resource(fb->cbufs[0]->texture)->dirty = true;
67 if (buffers & (PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL))
68 fd_resource(fb->zsbuf->texture)->dirty = true;
70 DBG("depth=%f, stencil=%u", depth, stencil);
72 if ((buffers & PIPE_CLEAR_COLOR) && fb->nr_cbufs)
73 colr = pack_rgba(fb->cbufs[0]->format, color->f);
75 /* emit generic state now: */
76 fd_state_emit(pctx, ctx->dirty &
77 (FD_DIRTY_BLEND | FD_DIRTY_VIEWPORT |
78 FD_DIRTY_FRAMEBUFFER | FD_DIRTY_SCISSOR));
80 fd_emit_vertex_bufs(ring, 0x9c, (struct fd_vertex_buf[]) {
81 { .prsc = ctx->solid_vertexbuf, .size = 48 },
84 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
85 OUT_RING(ring, CP_REG(REG_VGT_INDX_OFFSET));
88 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
89 OUT_RING(ring, CP_REG(REG_VGT_VERTEX_REUSE_BLOCK_CNTL));
90 OUT_RING(ring, 0x0000028f);
92 fd_program_emit(ring, &ctx->solid_prog);
94 OUT_PKT0(ring, REG_TC_CNTL_STATUS, 1);
95 OUT_RING(ring, TC_CNTL_STATUS_L2_INVALIDATE);
97 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
98 OUT_RING(ring, CP_REG(REG_CLEAR_COLOR));
101 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
102 OUT_RING(ring, CP_REG(REG_A220_RB_LRZ_VSC_CONTROL));
103 OUT_RING(ring, 0x00000084);
105 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
106 OUT_RING(ring, CP_REG(REG_RB_COPY_CONTROL));
108 if (buffers & PIPE_CLEAR_DEPTH) {
109 reg |= RB_COPY_CONTROL_CLEAR_MASK(0xf) |
110 RB_COPY_CONTROL_DEPTH_CLEAR_ENABLE;
114 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
115 OUT_RING(ring, CP_REG(REG_RB_DEPTH_CLEAR));
118 switch (fd_pipe2depth(fb->zsbuf->format)) {
120 reg = (((uint32_t)(0xffffff * depth)) << 8) |
124 reg = (uint32_t)(0xffffffff * depth);
130 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
131 OUT_RING(ring, CP_REG(REG_RB_DEPTHCONTROL));
133 if (buffers & PIPE_CLEAR_DEPTH) {
134 reg |= RB_DEPTHCONTROL_ZFUNC(GL_ALWAYS) |
135 RB_DEPTHCONTROL_Z_ENABLE |
136 RB_DEPTHCONTROL_Z_WRITE_ENABLE |
137 RB_DEPTHCONTROL_EARLY_Z_ENABLE;
139 if (buffers & PIPE_CLEAR_STENCIL) {
140 reg |= RB_DEPTHCONTROL_STENCILFUNC(GL_ALWAYS) |
141 RB_DEPTHCONTROL_STENCIL_ENABLE |
142 RB_DEPTHCONTROL_STENCILZPASS(STENCIL_REPLACE);
146 OUT_PKT3(ring, CP_SET_CONSTANT, 3);
147 OUT_RING(ring, CP_REG(REG_PA_CL_CLIP_CNTL));
148 OUT_RING(ring, 0x00000000); /* PA_CL_CLIP_CNTL */
149 OUT_RING(ring, PA_SU_SC_MODE_CNTL_PROVOKING_VTX_LAST | /* PA_SU_SC_MODE_CNTL */
150 PA_SU_SC_MODE_CNTL_POLYMODE_FRONT_PTYPE(DRAW_TRIANGLES) |
151 PA_SU_SC_MODE_CNTL_POLYMODE_BACK_PTYPE(DRAW_TRIANGLES));
153 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
154 OUT_RING(ring, CP_REG(REG_PA_SC_AA_MASK));
155 OUT_RING(ring, 0x0000ffff);
157 OUT_PKT3(ring, CP_SET_CONSTANT, 3);
158 OUT_RING(ring, CP_REG(REG_PA_SC_WINDOW_SCISSOR_TL));
159 OUT_RING(ring, xy2d(0,0)); /* PA_SC_WINDOW_SCISSOR_TL */
160 OUT_RING(ring, xy2d(fb->width, /* PA_SC_WINDOW_SCISSOR_BR */
163 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
164 OUT_RING(ring, CP_REG(REG_RB_COLOR_INFO));
165 OUT_RING(ring, RB_COLOR_INFO_COLOR_SWAP(1) |
166 RB_COLOR_INFO_COLOR_FORMAT(fd_pipe2color(fb->cbufs[0]->format)));
168 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
169 OUT_RING(ring, CP_REG(REG_RB_COLOR_MASK));
170 if (buffers & PIPE_CLEAR_COLOR) {
171 OUT_RING(ring, RB_COLOR_MASK_WRITE_RED |
172 RB_COLOR_MASK_WRITE_GREEN |
173 RB_COLOR_MASK_WRITE_BLUE |
174 RB_COLOR_MASK_WRITE_ALPHA);
179 OUT_PKT3(ring, CP_DRAW_INDX, 3);
180 OUT_RING(ring, 0x00000000);
181 OUT_RING(ring, DRAW(DI_PT_RECTLIST, DI_SRC_SEL_AUTO_INDEX,
182 INDEX_SIZE_IGN, IGNORE_VISIBILITY));
183 OUT_RING(ring, 3); /* NumIndices */
185 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
186 OUT_RING(ring, CP_REG(REG_A220_RB_LRZ_VSC_CONTROL));
187 OUT_RING(ring, 0x00000000);
189 OUT_PKT3(ring, CP_SET_CONSTANT, 2);
190 OUT_RING(ring, CP_REG(REG_RB_COPY_CONTROL));
191 OUT_RING(ring, 0x00000000);
193 ctx->dirty |= FD_DIRTY_ZSA |
194 FD_DIRTY_RASTERIZER |
195 FD_DIRTY_SAMPLE_MASK |
202 fd_clear_render_target(struct pipe_context *pctx, struct pipe_surface *ps,
203 const union pipe_color_union *color,
204 unsigned x, unsigned y, unsigned w, unsigned h)
206 DBG("TODO: x=%u, y=%u, w=%u, h=%u", x, y, w, h);
210 fd_clear_depth_stencil(struct pipe_context *pctx, struct pipe_surface *ps,
211 unsigned buffers, double depth, unsigned stencil,
212 unsigned x, unsigned y, unsigned w, unsigned h)
214 DBG("TODO: buffers=%u, depth=%f, stencil=%u, x=%u, y=%u, w=%u, h=%u",
215 buffers, depth, stencil, x, y, w, h);
219 fd_clear_init(struct pipe_context *pctx)
221 pctx->clear = fd_clear;
222 pctx->clear_render_target = fd_clear_render_target;
223 pctx->clear_depth_stencil = fd_clear_depth_stencil;