xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/freedreno/a3xx/fd3_gmem.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright © 2013 Rob Clark <[email protected]>
3  * SPDX-License-Identifier: MIT
4  *
5  * Authors:
6  *    Rob Clark <[email protected]>
7  */
8 
9 #include "pipe/p_state.h"
10 #include "util/format/u_format.h"
11 #include "util/u_inlines.h"
12 #include "util/u_memory.h"
13 #include "util/u_string.h"
14 
15 #include "freedreno_draw.h"
16 #include "freedreno_resource.h"
17 #include "freedreno_state.h"
18 
19 #include "fd3_context.h"
20 #include "fd3_emit.h"
21 #include "fd3_format.h"
22 #include "fd3_gmem.h"
23 #include "fd3_program.h"
24 #include "fd3_zsa.h"
25 
26 static void
fd3_gmem_emit_set_prog(struct fd_context * ctx,struct fd3_emit * emit,struct fd_program_stateobj * prog)27 fd3_gmem_emit_set_prog(struct fd_context *ctx, struct fd3_emit *emit,
28                        struct fd_program_stateobj *prog)
29 {
30    emit->skip_consts = true;
31    emit->key.vs = prog->vs;
32    emit->key.fs = prog->fs;
33    emit->prog = fd3_program_state(
34       ir3_cache_lookup(ctx->shader_cache, &emit->key, &ctx->debug));
35    /* reset the fd3_emit_get_*p cache */
36    emit->vs = NULL;
37    emit->fs = NULL;
38 }
39 
40 static void
emit_mrt(struct fd_ringbuffer * ring,unsigned nr_bufs,struct pipe_surface ** bufs,const uint32_t * bases,uint32_t bin_w,bool decode_srgb)41 emit_mrt(struct fd_ringbuffer *ring, unsigned nr_bufs,
42          struct pipe_surface **bufs, const uint32_t *bases, uint32_t bin_w,
43          bool decode_srgb)
44 {
45    enum a3xx_tile_mode tile_mode;
46    unsigned i;
47 
48    for (i = 0; i < A3XX_MAX_RENDER_TARGETS; i++) {
49       enum pipe_format pformat = 0;
50       enum a3xx_color_fmt format = 0;
51       enum a3xx_color_swap swap = WZYX;
52       bool srgb = false;
53       struct fd_resource *rsc = NULL;
54       uint32_t stride = 0;
55       uint32_t base = 0;
56       uint32_t offset = 0;
57 
58       if (bin_w) {
59          tile_mode = TILE_32X32;
60       } else {
61          tile_mode = LINEAR;
62       }
63 
64       if ((i < nr_bufs) && bufs[i]) {
65          struct pipe_surface *psurf = bufs[i];
66 
67          rsc = fd_resource(psurf->texture);
68          pformat = psurf->format;
69          /* In case we're drawing to Z32F_S8, the "color" actually goes to
70           * the stencil
71           */
72          if (rsc->stencil) {
73             rsc = rsc->stencil;
74             pformat = rsc->b.b.format;
75             if (bases)
76                bases++;
77          }
78          format = fd3_pipe2color(pformat);
79          if (decode_srgb)
80             srgb = util_format_is_srgb(pformat);
81          else
82             pformat = util_format_linear(pformat);
83 
84          assert(psurf->u.tex.first_layer == psurf->u.tex.last_layer);
85 
86          offset = fd_resource_offset(rsc, psurf->u.tex.level,
87                                      psurf->u.tex.first_layer);
88          swap = rsc->layout.tile_mode ? WZYX : fd3_pipe2swap(pformat);
89 
90          if (bin_w) {
91             stride = bin_w << fdl_cpp_shift(&rsc->layout);
92 
93             if (bases) {
94                base = bases[i];
95             }
96          } else {
97             stride = fd_resource_pitch(rsc, psurf->u.tex.level);
98             tile_mode = rsc->layout.tile_mode;
99          }
100       } else if (i < nr_bufs && bases) {
101          base = bases[i];
102       }
103 
104       OUT_PKT0(ring, REG_A3XX_RB_MRT_BUF_INFO(i), 2);
105       OUT_RING(ring, A3XX_RB_MRT_BUF_INFO_COLOR_FORMAT(format) |
106                         A3XX_RB_MRT_BUF_INFO_COLOR_TILE_MODE(tile_mode) |
107                         A3XX_RB_MRT_BUF_INFO_COLOR_BUF_PITCH(stride) |
108                         A3XX_RB_MRT_BUF_INFO_COLOR_SWAP(swap) |
109                         COND(srgb, A3XX_RB_MRT_BUF_INFO_COLOR_SRGB));
110       if (bin_w || (i >= nr_bufs) || !bufs[i]) {
111          OUT_RING(ring, A3XX_RB_MRT_BUF_BASE_COLOR_BUF_BASE(base));
112       } else {
113          OUT_RELOC(ring, rsc->bo, offset, 0, -1);
114       }
115 
116       OUT_PKT0(ring, REG_A3XX_SP_FS_IMAGE_OUTPUT_REG(i), 1);
117       OUT_RING(ring, COND((i < nr_bufs) && bufs[i],
118                           A3XX_SP_FS_IMAGE_OUTPUT_REG_MRTFORMAT(
119                              fd3_fs_output_format(pformat))));
120    }
121 }
122 
123 static bool
use_hw_binning(struct fd_batch * batch)124 use_hw_binning(struct fd_batch *batch)
125 {
126    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
127 
128    /* workaround: combining scissor optimization and hw binning
129     * seems problematic.  Seems like we end up with a mismatch
130     * between binning pass and rendering pass, wrt. where the hw
131     * thinks the vertices belong.  And the blob driver doesn't
132     * seem to implement anything like scissor optimization, so
133     * not entirely sure what I might be missing.
134     *
135     * But scissor optimization is mainly for window managers,
136     * which don't have many vertices (and therefore doesn't
137     * benefit much from binning pass).
138     *
139     * So for now just disable binning if scissor optimization is
140     * used.
141     */
142    if (gmem->minx || gmem->miny)
143       return false;
144 
145    if ((gmem->maxpw * gmem->maxph) > 32)
146       return false;
147 
148    if ((gmem->maxpw > 15) || (gmem->maxph > 15))
149       return false;
150 
151    return fd_binning_enabled && ((gmem->nbins_x * gmem->nbins_y) > 2);
152 }
153 
154 /* workaround for (hlsq?) lockup with hw binning on a3xx patchlevel 0 */
155 static void update_vsc_pipe(struct fd_batch *batch);
156 static void
emit_binning_workaround(struct fd_batch * batch)157 emit_binning_workaround(struct fd_batch *batch) assert_dt
158 {
159    struct fd_context *ctx = batch->ctx;
160    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
161    struct fd_ringbuffer *ring = batch->gmem;
162    struct fd3_emit emit = {
163       .debug = &ctx->debug,
164       .vtx = &ctx->solid_vbuf_state,
165       .key =
166          {
167             .vs = ctx->solid_prog.vs,
168             .fs = ctx->solid_prog.fs,
169          },
170    };
171 
172    fd3_gmem_emit_set_prog(ctx, &emit, &ctx->solid_prog);
173 
174    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 2);
175    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RESOLVE_PASS) |
176                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
177                      A3XX_RB_MODE_CONTROL_MRT(0));
178    OUT_RING(ring, A3XX_RB_RENDER_CONTROL_BIN_WIDTH(32) |
179                      A3XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE |
180                      A3XX_RB_RENDER_CONTROL_ALPHA_TEST_FUNC(FUNC_NEVER));
181 
182    OUT_PKT0(ring, REG_A3XX_RB_COPY_CONTROL, 4);
183    OUT_RING(ring, A3XX_RB_COPY_CONTROL_MSAA_RESOLVE(MSAA_ONE) |
184                      A3XX_RB_COPY_CONTROL_MODE(0) |
185                      A3XX_RB_COPY_CONTROL_GMEM_BASE(0));
186    OUT_RELOC(ring, fd_resource(ctx->solid_vbuf)->bo, 0x20, 0,
187              -1); /* RB_COPY_DEST_BASE */
188    OUT_RING(ring, A3XX_RB_COPY_DEST_PITCH_PITCH(128));
189    OUT_RING(ring, A3XX_RB_COPY_DEST_INFO_TILE(LINEAR) |
190                      A3XX_RB_COPY_DEST_INFO_FORMAT(RB_R8G8B8A8_UNORM) |
191                      A3XX_RB_COPY_DEST_INFO_SWAP(WZYX) |
192                      A3XX_RB_COPY_DEST_INFO_COMPONENT_ENABLE(0xf) |
193                      A3XX_RB_COPY_DEST_INFO_ENDIAN(ENDIAN_NONE));
194 
195    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
196    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RESOLVE_PASS) |
197                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
198                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(1));
199 
200    fd3_program_emit(ring, &emit, 0, NULL);
201    fd3_emit_vertex_bufs(ring, &emit);
202 
203    OUT_PKT0(ring, REG_A3XX_HLSQ_CONTROL_0_REG, 4);
204    OUT_RING(ring, A3XX_HLSQ_CONTROL_0_REG_FSTHREADSIZE(FOUR_QUADS) |
205                      A3XX_HLSQ_CONTROL_0_REG_FSSUPERTHREADENABLE |
206                      A3XX_HLSQ_CONTROL_0_REG_RESERVED2 |
207                      A3XX_HLSQ_CONTROL_0_REG_SPCONSTFULLUPDATE);
208    OUT_RING(ring, A3XX_HLSQ_CONTROL_1_REG_VSTHREADSIZE(TWO_QUADS) |
209                      A3XX_HLSQ_CONTROL_1_REG_VSSUPERTHREADENABLE);
210    OUT_RING(ring, A3XX_HLSQ_CONTROL_2_REG_PRIMALLOCTHRESHOLD(31));
211    OUT_RING(ring, 0); /* HLSQ_CONTROL_3_REG */
212 
213    OUT_PKT0(ring, REG_A3XX_HLSQ_CONST_FSPRESV_RANGE_REG, 1);
214    OUT_RING(ring, A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_STARTENTRY(0x20) |
215                      A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_ENDENTRY(0x20));
216 
217    OUT_PKT0(ring, REG_A3XX_RB_MSAA_CONTROL, 1);
218    OUT_RING(ring, A3XX_RB_MSAA_CONTROL_DISABLE |
219                      A3XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE) |
220                      A3XX_RB_MSAA_CONTROL_SAMPLE_MASK(0xffff));
221 
222    OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
223    OUT_RING(ring, A3XX_RB_DEPTH_CONTROL_ZFUNC(FUNC_NEVER));
224 
225    OUT_PKT0(ring, REG_A3XX_RB_STENCIL_CONTROL, 1);
226    OUT_RING(ring, A3XX_RB_STENCIL_CONTROL_FUNC(FUNC_NEVER) |
227                      A3XX_RB_STENCIL_CONTROL_FAIL(STENCIL_KEEP) |
228                      A3XX_RB_STENCIL_CONTROL_ZPASS(STENCIL_KEEP) |
229                      A3XX_RB_STENCIL_CONTROL_ZFAIL(STENCIL_KEEP) |
230                      A3XX_RB_STENCIL_CONTROL_FUNC_BF(FUNC_NEVER) |
231                      A3XX_RB_STENCIL_CONTROL_FAIL_BF(STENCIL_KEEP) |
232                      A3XX_RB_STENCIL_CONTROL_ZPASS_BF(STENCIL_KEEP) |
233                      A3XX_RB_STENCIL_CONTROL_ZFAIL_BF(STENCIL_KEEP));
234 
235    OUT_PKT0(ring, REG_A3XX_GRAS_SU_MODE_CONTROL, 1);
236    OUT_RING(ring, A3XX_GRAS_SU_MODE_CONTROL_LINEHALFWIDTH(0.0f));
237 
238    OUT_PKT0(ring, REG_A3XX_VFD_INDEX_MIN, 4);
239    OUT_RING(ring, 0); /* VFD_INDEX_MIN */
240    OUT_RING(ring, 2); /* VFD_INDEX_MAX */
241    OUT_RING(ring, 0); /* VFD_INSTANCEID_OFFSET */
242    OUT_RING(ring, 0); /* VFD_INDEX_OFFSET */
243 
244    OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
245    OUT_RING(ring,
246             A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(0) |
247                A3XX_PC_PRIM_VTX_CNTL_POLYMODE_FRONT_PTYPE(PC_DRAW_TRIANGLES) |
248                A3XX_PC_PRIM_VTX_CNTL_POLYMODE_BACK_PTYPE(PC_DRAW_TRIANGLES) |
249                A3XX_PC_PRIM_VTX_CNTL_PROVOKING_VTX_LAST);
250 
251    OUT_PKT0(ring, REG_A3XX_GRAS_SC_WINDOW_SCISSOR_TL, 2);
252    OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_TL_X(0) |
253                      A3XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(1));
254    OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_BR_X(0) |
255                      A3XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(1));
256 
257    OUT_PKT0(ring, REG_A3XX_GRAS_SC_SCREEN_SCISSOR_TL, 2);
258    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_TL_X(0) |
259                      A3XX_GRAS_SC_SCREEN_SCISSOR_TL_Y(0));
260    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_BR_X(31) |
261                      A3XX_GRAS_SC_SCREEN_SCISSOR_BR_Y(0));
262 
263    fd_wfi(batch, ring);
264    OUT_PKT0(ring, REG_A3XX_GRAS_CL_VPORT_XOFFSET, 6);
265    OUT_RING(ring, A3XX_GRAS_CL_VPORT_XOFFSET(0.0f));
266    OUT_RING(ring, A3XX_GRAS_CL_VPORT_XSCALE(1.0f));
267    OUT_RING(ring, A3XX_GRAS_CL_VPORT_YOFFSET(0.0f));
268    OUT_RING(ring, A3XX_GRAS_CL_VPORT_YSCALE(1.0f));
269    OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZOFFSET(0.0f));
270    OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZSCALE(1.0f));
271 
272    OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
273    OUT_RING(ring, A3XX_GRAS_CL_CLIP_CNTL_CLIP_DISABLE |
274                      A3XX_GRAS_CL_CLIP_CNTL_ZFAR_CLIP_DISABLE |
275                      A3XX_GRAS_CL_CLIP_CNTL_VP_CLIP_CODE_IGNORE |
276                      A3XX_GRAS_CL_CLIP_CNTL_VP_XFORM_DISABLE |
277                      A3XX_GRAS_CL_CLIP_CNTL_PERSP_DIVISION_DISABLE);
278 
279    OUT_PKT0(ring, REG_A3XX_GRAS_CL_GB_CLIP_ADJ, 1);
280    OUT_RING(ring, A3XX_GRAS_CL_GB_CLIP_ADJ_HORZ(0) |
281                      A3XX_GRAS_CL_GB_CLIP_ADJ_VERT(0));
282 
283    OUT_PKT3(ring, CP_DRAW_INDX_2, 5);
284    OUT_RING(ring, 0x00000000); /* viz query info. */
285    OUT_RING(ring, DRAW(DI_PT_RECTLIST, DI_SRC_SEL_IMMEDIATE, INDEX_SIZE_32_BIT,
286                        IGNORE_VISIBILITY, 0));
287    OUT_RING(ring, 2); /* NumIndices */
288    OUT_RING(ring, 2);
289    OUT_RING(ring, 1);
290    fd_reset_wfi(batch);
291 
292    OUT_PKT0(ring, REG_A3XX_HLSQ_CONTROL_0_REG, 1);
293    OUT_RING(ring, A3XX_HLSQ_CONTROL_0_REG_FSTHREADSIZE(TWO_QUADS));
294 
295    OUT_PKT0(ring, REG_A3XX_VFD_PERFCOUNTER0_SELECT, 1);
296    OUT_RING(ring, 0x00000000);
297 
298    fd_wfi(batch, ring);
299    OUT_PKT0(ring, REG_A3XX_VSC_BIN_SIZE, 1);
300    OUT_RING(ring, A3XX_VSC_BIN_SIZE_WIDTH(gmem->bin_w) |
301                      A3XX_VSC_BIN_SIZE_HEIGHT(gmem->bin_h));
302 
303    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
304    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
305                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
306                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
307 
308    OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
309    OUT_RING(ring, 0x00000000);
310 }
311 
312 /* transfer from gmem to system memory (ie. normal RAM) */
313 
314 static void
emit_gmem2mem_surf(struct fd_batch * batch,enum adreno_rb_copy_control_mode mode,bool stencil,uint32_t base,struct pipe_surface * psurf)315 emit_gmem2mem_surf(struct fd_batch *batch,
316                    enum adreno_rb_copy_control_mode mode, bool stencil,
317                    uint32_t base, struct pipe_surface *psurf)
318 {
319    struct fd_ringbuffer *ring = batch->gmem;
320    struct fd_resource *rsc = fd_resource(psurf->texture);
321    enum pipe_format format = psurf->format;
322 
323    if (!rsc->valid)
324       return;
325 
326    if (stencil) {
327       rsc = rsc->stencil;
328       format = rsc->b.b.format;
329    }
330 
331    uint32_t offset =
332       fd_resource_offset(rsc, psurf->u.tex.level, psurf->u.tex.first_layer);
333    uint32_t pitch = fd_resource_pitch(rsc, psurf->u.tex.level);
334 
335    assert(psurf->u.tex.first_layer == psurf->u.tex.last_layer);
336 
337    OUT_PKT0(ring, REG_A3XX_RB_COPY_CONTROL, 4);
338    OUT_RING(ring, A3XX_RB_COPY_CONTROL_MSAA_RESOLVE(MSAA_ONE) |
339                      A3XX_RB_COPY_CONTROL_MODE(mode) |
340                      A3XX_RB_COPY_CONTROL_GMEM_BASE(base) |
341                      COND(format == PIPE_FORMAT_Z32_FLOAT ||
342                              format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT,
343                           A3XX_RB_COPY_CONTROL_DEPTH32_RESOLVE));
344 
345    OUT_RELOC(ring, rsc->bo, offset, 0, -1); /* RB_COPY_DEST_BASE */
346    OUT_RING(ring, A3XX_RB_COPY_DEST_PITCH_PITCH(pitch));
347    OUT_RING(ring, A3XX_RB_COPY_DEST_INFO_TILE(rsc->layout.tile_mode) |
348                      A3XX_RB_COPY_DEST_INFO_FORMAT(fd3_pipe2color(format)) |
349                      A3XX_RB_COPY_DEST_INFO_COMPONENT_ENABLE(0xf) |
350                      A3XX_RB_COPY_DEST_INFO_ENDIAN(ENDIAN_NONE) |
351                      A3XX_RB_COPY_DEST_INFO_SWAP(fd3_pipe2swap(format)));
352 
353    fd_draw(batch, ring, DI_PT_RECTLIST, IGNORE_VISIBILITY,
354            DI_SRC_SEL_AUTO_INDEX, 2, 0, INDEX_SIZE_IGN, 0, 0, NULL);
355 }
356 
357 static void
fd3_emit_tile_gmem2mem(struct fd_batch * batch,const struct fd_tile * tile)358 fd3_emit_tile_gmem2mem(struct fd_batch *batch,
359                        const struct fd_tile *tile) assert_dt
360 {
361    struct fd_context *ctx = batch->ctx;
362    struct fd_ringbuffer *ring = batch->gmem;
363    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
364    struct pipe_framebuffer_state *pfb = &batch->framebuffer;
365    struct fd3_emit emit = {.debug = &ctx->debug,
366                            .vtx = &ctx->solid_vbuf_state,
367                            .key = {
368                               .vs = ctx->solid_prog.vs,
369                               .fs = ctx->solid_prog.fs,
370                            }};
371    int i;
372 
373    emit.prog = fd3_program_state(
374       ir3_cache_lookup(ctx->shader_cache, &emit.key, &ctx->debug));
375 
376    OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
377    OUT_RING(ring, A3XX_RB_DEPTH_CONTROL_ZFUNC(FUNC_NEVER));
378 
379    OUT_PKT0(ring, REG_A3XX_RB_STENCIL_CONTROL, 1);
380    OUT_RING(ring, A3XX_RB_STENCIL_CONTROL_FUNC(FUNC_NEVER) |
381                      A3XX_RB_STENCIL_CONTROL_FAIL(STENCIL_KEEP) |
382                      A3XX_RB_STENCIL_CONTROL_ZPASS(STENCIL_KEEP) |
383                      A3XX_RB_STENCIL_CONTROL_ZFAIL(STENCIL_KEEP) |
384                      A3XX_RB_STENCIL_CONTROL_FUNC_BF(FUNC_NEVER) |
385                      A3XX_RB_STENCIL_CONTROL_FAIL_BF(STENCIL_KEEP) |
386                      A3XX_RB_STENCIL_CONTROL_ZPASS_BF(STENCIL_KEEP) |
387                      A3XX_RB_STENCIL_CONTROL_ZFAIL_BF(STENCIL_KEEP));
388 
389    OUT_PKT0(ring, REG_A3XX_RB_STENCILREFMASK, 2);
390    OUT_RING(ring, 0xff000000 | A3XX_RB_STENCILREFMASK_STENCILREF(0) |
391                      A3XX_RB_STENCILREFMASK_STENCILMASK(0) |
392                      A3XX_RB_STENCILREFMASK_STENCILWRITEMASK(0xff));
393    OUT_RING(ring, 0xff000000 | A3XX_RB_STENCILREFMASK_STENCILREF(0) |
394                      A3XX_RB_STENCILREFMASK_STENCILMASK(0) |
395                      A3XX_RB_STENCILREFMASK_STENCILWRITEMASK(0xff));
396 
397    OUT_PKT0(ring, REG_A3XX_GRAS_SU_MODE_CONTROL, 1);
398    OUT_RING(ring, A3XX_GRAS_SU_MODE_CONTROL_LINEHALFWIDTH(0));
399 
400    OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
401    OUT_RING(ring, 0x00000000); /* GRAS_CL_CLIP_CNTL */
402 
403    fd_wfi(batch, ring);
404    OUT_PKT0(ring, REG_A3XX_GRAS_CL_VPORT_XOFFSET, 6);
405    OUT_RING(ring, A3XX_GRAS_CL_VPORT_XOFFSET((float)pfb->width / 2.0f - 0.5f));
406    OUT_RING(ring, A3XX_GRAS_CL_VPORT_XSCALE((float)pfb->width / 2.0f));
407    OUT_RING(ring, A3XX_GRAS_CL_VPORT_YOFFSET((float)pfb->height / 2.0f - 0.5f));
408    OUT_RING(ring, A3XX_GRAS_CL_VPORT_YSCALE(-(float)pfb->height / 2.0f));
409    OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZOFFSET(0.0f));
410    OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZSCALE(1.0f));
411 
412    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 1);
413    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RESOLVE_PASS) |
414                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
415                      A3XX_RB_MODE_CONTROL_MRT(0));
416 
417    OUT_PKT0(ring, REG_A3XX_RB_RENDER_CONTROL, 1);
418    OUT_RING(ring,
419             A3XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE |
420                A3XX_RB_RENDER_CONTROL_ENABLE_GMEM |
421                A3XX_RB_RENDER_CONTROL_ALPHA_TEST_FUNC(FUNC_NEVER) |
422                A3XX_RB_RENDER_CONTROL_BIN_WIDTH(batch->gmem_state->bin_w));
423 
424    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
425    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RESOLVE_PASS) |
426                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
427                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(1));
428 
429    OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
430    OUT_RING(ring,
431             A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(0) |
432                A3XX_PC_PRIM_VTX_CNTL_POLYMODE_FRONT_PTYPE(PC_DRAW_TRIANGLES) |
433                A3XX_PC_PRIM_VTX_CNTL_POLYMODE_BACK_PTYPE(PC_DRAW_TRIANGLES) |
434                A3XX_PC_PRIM_VTX_CNTL_PROVOKING_VTX_LAST);
435 
436    OUT_PKT0(ring, REG_A3XX_GRAS_SC_WINDOW_SCISSOR_TL, 2);
437    OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_TL_X(0) |
438                      A3XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(0));
439    OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_BR_X(pfb->width - 1) |
440                      A3XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(pfb->height - 1));
441 
442    OUT_PKT0(ring, REG_A3XX_VFD_INDEX_MIN, 4);
443    OUT_RING(ring, 0); /* VFD_INDEX_MIN */
444    OUT_RING(ring, 2); /* VFD_INDEX_MAX */
445    OUT_RING(ring, 0); /* VFD_INSTANCEID_OFFSET */
446    OUT_RING(ring, 0); /* VFD_INDEX_OFFSET */
447 
448    fd3_program_emit(ring, &emit, 0, NULL);
449    fd3_emit_vertex_bufs(ring, &emit);
450 
451    if (batch->resolve & (FD_BUFFER_DEPTH | FD_BUFFER_STENCIL)) {
452       struct fd_resource *rsc = fd_resource(pfb->zsbuf->texture);
453       if (!rsc->stencil || batch->resolve & FD_BUFFER_DEPTH)
454          emit_gmem2mem_surf(batch, RB_COPY_DEPTH_STENCIL, false,
455                             gmem->zsbuf_base[0], pfb->zsbuf);
456       if (rsc->stencil && batch->resolve & FD_BUFFER_STENCIL)
457          emit_gmem2mem_surf(batch, RB_COPY_DEPTH_STENCIL, true,
458                             gmem->zsbuf_base[1], pfb->zsbuf);
459    }
460 
461    if (batch->resolve & FD_BUFFER_COLOR) {
462       for (i = 0; i < pfb->nr_cbufs; i++) {
463          if (!pfb->cbufs[i])
464             continue;
465          if (!(batch->resolve & (PIPE_CLEAR_COLOR0 << i)))
466             continue;
467          emit_gmem2mem_surf(batch, RB_COPY_RESOLVE, false, gmem->cbuf_base[i],
468                             pfb->cbufs[i]);
469       }
470    }
471 
472    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 1);
473    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
474                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
475                      A3XX_RB_MODE_CONTROL_MRT(MAX2(1, pfb->nr_cbufs) - 1));
476 
477    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
478    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
479                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
480                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
481 }
482 
483 /* transfer from system memory to gmem */
484 
485 static void
emit_mem2gmem_surf(struct fd_batch * batch,const uint32_t bases[],struct pipe_surface ** psurf,uint32_t bufs,uint32_t bin_w)486 emit_mem2gmem_surf(struct fd_batch *batch, const uint32_t bases[],
487                    struct pipe_surface **psurf, uint32_t bufs, uint32_t bin_w)
488 {
489    struct fd_ringbuffer *ring = batch->gmem;
490    struct pipe_surface *zsbufs[2];
491 
492    assert(bufs > 0);
493 
494    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 1);
495    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
496                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
497                      A3XX_RB_MODE_CONTROL_MRT(bufs - 1));
498 
499    emit_mrt(ring, bufs, psurf, bases, bin_w, false);
500 
501    if (psurf[0] && (psurf[0]->format == PIPE_FORMAT_Z32_FLOAT ||
502                     psurf[0]->format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT)) {
503       /* Depth is stored as unorm in gmem, so we have to write it in using a
504        * special blit shader which writes depth.
505        */
506       OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
507       OUT_RING(ring, (A3XX_RB_DEPTH_CONTROL_FRAG_WRITES_Z |
508                       A3XX_RB_DEPTH_CONTROL_Z_WRITE_ENABLE |
509                       A3XX_RB_DEPTH_CONTROL_Z_TEST_ENABLE |
510                       A3XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE |
511                       A3XX_RB_DEPTH_CONTROL_ZFUNC(FUNC_ALWAYS)));
512 
513       OUT_PKT0(ring, REG_A3XX_RB_DEPTH_INFO, 2);
514       OUT_RING(ring, A3XX_RB_DEPTH_INFO_DEPTH_BASE(bases[0]) |
515                         A3XX_RB_DEPTH_INFO_DEPTH_FORMAT(DEPTHX_32));
516       OUT_RING(ring, A3XX_RB_DEPTH_PITCH(4 * batch->gmem_state->bin_w));
517 
518       if (psurf[0]->format == PIPE_FORMAT_Z32_FLOAT) {
519          OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(0), 1);
520          OUT_RING(ring, 0);
521       } else {
522          /* The gmem_restore_tex logic will put the first buffer's stencil
523           * as color. Supply it with the proper information to make that
524           * happen.
525           */
526          zsbufs[0] = zsbufs[1] = psurf[0];
527          psurf = zsbufs;
528          bufs = 2;
529       }
530    } else {
531       OUT_PKT0(ring, REG_A3XX_SP_FS_OUTPUT_REG, 1);
532       OUT_RING(ring, A3XX_SP_FS_OUTPUT_REG_MRT(bufs - 1));
533    }
534 
535    fd3_emit_gmem_restore_tex(ring, psurf, bufs);
536 
537    fd_draw(batch, ring, DI_PT_RECTLIST, IGNORE_VISIBILITY,
538            DI_SRC_SEL_AUTO_INDEX, 2, 0, INDEX_SIZE_IGN, 0, 0, NULL);
539 }
540 
541 static void
fd3_emit_tile_mem2gmem(struct fd_batch * batch,const struct fd_tile * tile)542 fd3_emit_tile_mem2gmem(struct fd_batch *batch,
543                        const struct fd_tile *tile) assert_dt
544 {
545    struct fd_context *ctx = batch->ctx;
546    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
547    struct fd_ringbuffer *ring = batch->gmem;
548    struct pipe_framebuffer_state *pfb = &batch->framebuffer;
549    struct fd3_emit emit = {
550       .debug = &ctx->debug,
551       .vtx = &ctx->blit_vbuf_state,
552       .sprite_coord_enable = 1,
553    };
554    /* NOTE: They all use the same VP, this is for vtx bufs. */
555    fd3_gmem_emit_set_prog(ctx, &emit, &ctx->blit_prog[0]);
556 
557    float x0, y0, x1, y1;
558    unsigned bin_w = tile->bin_w;
559    unsigned bin_h = tile->bin_h;
560    unsigned i;
561 
562    /* write texture coordinates to vertexbuf: */
563    x0 = ((float)tile->xoff) / ((float)pfb->width);
564    x1 = ((float)tile->xoff + bin_w) / ((float)pfb->width);
565    y0 = ((float)tile->yoff) / ((float)pfb->height);
566    y1 = ((float)tile->yoff + bin_h) / ((float)pfb->height);
567 
568    OUT_PKT3(ring, CP_MEM_WRITE, 5);
569    OUT_RELOC(ring, fd_resource(ctx->blit_texcoord_vbuf)->bo, 0, 0, 0);
570    OUT_RING(ring, fui(x0));
571    OUT_RING(ring, fui(y0));
572    OUT_RING(ring, fui(x1));
573    OUT_RING(ring, fui(y1));
574 
575    fd3_emit_cache_flush(batch, ring);
576 
577    for (i = 0; i < 4; i++) {
578       OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
579       OUT_RING(ring, A3XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY) |
580                         A3XX_RB_MRT_CONTROL_DITHER_MODE(DITHER_DISABLE) |
581                         A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE(0xf));
582 
583       OUT_PKT0(ring, REG_A3XX_RB_MRT_BLEND_CONTROL(i), 1);
584       OUT_RING(
585          ring,
586          A3XX_RB_MRT_BLEND_CONTROL_RGB_SRC_FACTOR(FACTOR_ONE) |
587             A3XX_RB_MRT_BLEND_CONTROL_RGB_BLEND_OPCODE(BLEND_DST_PLUS_SRC) |
588             A3XX_RB_MRT_BLEND_CONTROL_RGB_DEST_FACTOR(FACTOR_ZERO) |
589             A3XX_RB_MRT_BLEND_CONTROL_ALPHA_SRC_FACTOR(FACTOR_ONE) |
590             A3XX_RB_MRT_BLEND_CONTROL_ALPHA_BLEND_OPCODE(BLEND_DST_PLUS_SRC) |
591             A3XX_RB_MRT_BLEND_CONTROL_ALPHA_DEST_FACTOR(FACTOR_ZERO));
592    }
593 
594    OUT_PKT0(ring, REG_A3XX_RB_RENDER_CONTROL, 1);
595    OUT_RING(ring, A3XX_RB_RENDER_CONTROL_ALPHA_TEST_FUNC(FUNC_ALWAYS) |
596                      A3XX_RB_RENDER_CONTROL_BIN_WIDTH(gmem->bin_w));
597 
598    fd_wfi(batch, ring);
599    OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
600    OUT_RING(ring, A3XX_RB_DEPTH_CONTROL_ZFUNC(FUNC_LESS));
601 
602    OUT_PKT0(ring, REG_A3XX_RB_DEPTH_INFO, 2);
603    OUT_RING(ring, 0);
604    OUT_RING(ring, 0);
605 
606    OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
607    OUT_RING(ring,
608             A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTER); /* GRAS_CL_CLIP_CNTL */
609 
610    fd_wfi(batch, ring);
611    OUT_PKT0(ring, REG_A3XX_GRAS_CL_VPORT_XOFFSET, 6);
612    OUT_RING(ring, A3XX_GRAS_CL_VPORT_XOFFSET((float)bin_w / 2.0f - 0.5f));
613    OUT_RING(ring, A3XX_GRAS_CL_VPORT_XSCALE((float)bin_w / 2.0f));
614    OUT_RING(ring, A3XX_GRAS_CL_VPORT_YOFFSET((float)bin_h / 2.0f - 0.5f));
615    OUT_RING(ring, A3XX_GRAS_CL_VPORT_YSCALE(-(float)bin_h / 2.0f));
616    OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZOFFSET(0.0f));
617    OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZSCALE(1.0f));
618 
619    OUT_PKT0(ring, REG_A3XX_GRAS_SC_WINDOW_SCISSOR_TL, 2);
620    OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_TL_X(0) |
621                      A3XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(0));
622    OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_BR_X(bin_w - 1) |
623                      A3XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(bin_h - 1));
624 
625    OUT_PKT0(ring, REG_A3XX_GRAS_SC_SCREEN_SCISSOR_TL, 2);
626    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_TL_X(0) |
627                      A3XX_GRAS_SC_SCREEN_SCISSOR_TL_Y(0));
628    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_BR_X(bin_w - 1) |
629                      A3XX_GRAS_SC_SCREEN_SCISSOR_BR_Y(bin_h - 1));
630 
631    OUT_PKT0(ring, REG_A3XX_RB_STENCIL_CONTROL, 1);
632    OUT_RING(ring, 0x2 | A3XX_RB_STENCIL_CONTROL_FUNC(FUNC_ALWAYS) |
633                      A3XX_RB_STENCIL_CONTROL_FAIL(STENCIL_KEEP) |
634                      A3XX_RB_STENCIL_CONTROL_ZPASS(STENCIL_KEEP) |
635                      A3XX_RB_STENCIL_CONTROL_ZFAIL(STENCIL_KEEP) |
636                      A3XX_RB_STENCIL_CONTROL_FUNC_BF(FUNC_ALWAYS) |
637                      A3XX_RB_STENCIL_CONTROL_FAIL_BF(STENCIL_KEEP) |
638                      A3XX_RB_STENCIL_CONTROL_ZPASS_BF(STENCIL_KEEP) |
639                      A3XX_RB_STENCIL_CONTROL_ZFAIL_BF(STENCIL_KEEP));
640 
641    OUT_PKT0(ring, REG_A3XX_RB_STENCIL_INFO, 2);
642    OUT_RING(ring, 0); /* RB_STENCIL_INFO */
643    OUT_RING(ring, 0); /* RB_STENCIL_PITCH */
644 
645    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
646    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
647                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
648                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(1));
649 
650    OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
651    OUT_RING(ring,
652             A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(2) |
653                A3XX_PC_PRIM_VTX_CNTL_POLYMODE_FRONT_PTYPE(PC_DRAW_TRIANGLES) |
654                A3XX_PC_PRIM_VTX_CNTL_POLYMODE_BACK_PTYPE(PC_DRAW_TRIANGLES) |
655                A3XX_PC_PRIM_VTX_CNTL_PROVOKING_VTX_LAST);
656 
657    OUT_PKT0(ring, REG_A3XX_VFD_INDEX_MIN, 4);
658    OUT_RING(ring, 0); /* VFD_INDEX_MIN */
659    OUT_RING(ring, 2); /* VFD_INDEX_MAX */
660    OUT_RING(ring, 0); /* VFD_INSTANCEID_OFFSET */
661    OUT_RING(ring, 0); /* VFD_INDEX_OFFSET */
662 
663    fd3_emit_vertex_bufs(ring, &emit);
664 
665    /* for gmem pitch/base calculations, we need to use the non-
666     * truncated tile sizes:
667     */
668    bin_w = gmem->bin_w;
669    bin_h = gmem->bin_h;
670 
671    if (fd_gmem_needs_restore(batch, tile, FD_BUFFER_COLOR)) {
672       fd3_gmem_emit_set_prog(ctx, &emit, &ctx->blit_prog[pfb->nr_cbufs - 1]);
673       fd3_program_emit(ring, &emit, pfb->nr_cbufs, pfb->cbufs);
674       emit_mem2gmem_surf(batch, gmem->cbuf_base, pfb->cbufs, pfb->nr_cbufs,
675                          bin_w);
676    }
677 
678    if (fd_gmem_needs_restore(batch, tile,
679                              FD_BUFFER_DEPTH | FD_BUFFER_STENCIL)) {
680       if (pfb->zsbuf->format != PIPE_FORMAT_Z32_FLOAT_S8X24_UINT &&
681           pfb->zsbuf->format != PIPE_FORMAT_Z32_FLOAT) {
682          /* Non-float can use a regular color write. It's split over 8-bit
683           * components, so half precision is always sufficient.
684           */
685          fd3_gmem_emit_set_prog(ctx, &emit, &ctx->blit_prog[0]);
686       } else {
687          /* Float depth needs special blit shader that writes depth */
688          if (pfb->zsbuf->format == PIPE_FORMAT_Z32_FLOAT)
689             fd3_gmem_emit_set_prog(ctx, &emit, &ctx->blit_z);
690          else
691             fd3_gmem_emit_set_prog(ctx, &emit, &ctx->blit_zs);
692       }
693       fd3_program_emit(ring, &emit, 1, &pfb->zsbuf);
694       emit_mem2gmem_surf(batch, gmem->zsbuf_base, &pfb->zsbuf, 1, bin_w);
695    }
696 
697    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
698    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
699                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
700                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
701 
702    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 1);
703    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
704                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
705                      A3XX_RB_MODE_CONTROL_MRT(MAX2(1, pfb->nr_cbufs) - 1));
706 }
707 
708 static void
patch_draws(struct fd_batch * batch,enum pc_di_vis_cull_mode vismode)709 patch_draws(struct fd_batch *batch, enum pc_di_vis_cull_mode vismode)
710 {
711    unsigned i;
712    for (i = 0; i < fd_patch_num_elements(&batch->draw_patches); i++) {
713       struct fd_cs_patch *patch = fd_patch_element(&batch->draw_patches, i);
714       *patch->cs = patch->val | DRAW(0, 0, 0, vismode, 0);
715    }
716    util_dynarray_clear(&batch->draw_patches);
717 }
718 
719 static void
patch_rbrc(struct fd_batch * batch,uint32_t val)720 patch_rbrc(struct fd_batch *batch, uint32_t val)
721 {
722    unsigned i;
723    for (i = 0; i < fd_patch_num_elements(&batch->rbrc_patches); i++) {
724       struct fd_cs_patch *patch = fd_patch_element(&batch->rbrc_patches, i);
725       *patch->cs = patch->val | val;
726    }
727    util_dynarray_clear(&batch->rbrc_patches);
728 }
729 
730 /* for rendering directly to system memory: */
731 static void
fd3_emit_sysmem_prep(struct fd_batch * batch)732 fd3_emit_sysmem_prep(struct fd_batch *batch) assert_dt
733 {
734    struct pipe_framebuffer_state *pfb = &batch->framebuffer;
735    struct fd_ringbuffer *ring = batch->gmem;
736    uint32_t i, pitch = 0;
737 
738    for (i = 0; i < pfb->nr_cbufs; i++) {
739       struct pipe_surface *psurf = pfb->cbufs[i];
740       if (!psurf)
741          continue;
742       struct fd_resource *rsc = fd_resource(psurf->texture);
743       pitch = fd_resource_pitch(rsc, psurf->u.tex.level) / rsc->layout.cpp;
744    }
745 
746    fd3_emit_restore(batch, ring);
747 
748    OUT_PKT0(ring, REG_A3XX_RB_FRAME_BUFFER_DIMENSION, 1);
749    OUT_RING(ring, A3XX_RB_FRAME_BUFFER_DIMENSION_WIDTH(pfb->width) |
750                      A3XX_RB_FRAME_BUFFER_DIMENSION_HEIGHT(pfb->height));
751 
752    emit_mrt(ring, pfb->nr_cbufs, pfb->cbufs, NULL, 0, true);
753 
754    /* setup scissor/offset for current tile: */
755    OUT_PKT0(ring, REG_A3XX_RB_WINDOW_OFFSET, 1);
756    OUT_RING(ring, A3XX_RB_WINDOW_OFFSET_X(0) | A3XX_RB_WINDOW_OFFSET_Y(0));
757 
758    OUT_PKT0(ring, REG_A3XX_GRAS_SC_SCREEN_SCISSOR_TL, 2);
759    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_TL_X(0) |
760                      A3XX_GRAS_SC_SCREEN_SCISSOR_TL_Y(0));
761    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_BR_X(pfb->width - 1) |
762                      A3XX_GRAS_SC_SCREEN_SCISSOR_BR_Y(pfb->height - 1));
763 
764    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 1);
765    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
766                      A3XX_RB_MODE_CONTROL_GMEM_BYPASS |
767                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
768                      A3XX_RB_MODE_CONTROL_MRT(MAX2(1, pfb->nr_cbufs) - 1));
769 
770    patch_draws(batch, IGNORE_VISIBILITY);
771    patch_rbrc(batch, A3XX_RB_RENDER_CONTROL_BIN_WIDTH(pitch));
772 }
773 
774 static void
update_vsc_pipe(struct fd_batch * batch)775 update_vsc_pipe(struct fd_batch *batch) assert_dt
776 {
777    struct fd_context *ctx = batch->ctx;
778    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
779    struct fd3_context *fd3_ctx = fd3_context(ctx);
780    struct fd_ringbuffer *ring = batch->gmem;
781    int i;
782 
783    OUT_PKT0(ring, REG_A3XX_VSC_SIZE_ADDRESS, 1);
784    OUT_RELOC(ring, fd3_ctx->vsc_size_mem, 0, 0, 0); /* VSC_SIZE_ADDRESS */
785 
786    for (i = 0; i < 8; i++) {
787       const struct fd_vsc_pipe *pipe = &gmem->vsc_pipe[i];
788 
789       if (!ctx->vsc_pipe_bo[i]) {
790          ctx->vsc_pipe_bo[i] = fd_bo_new(
791             ctx->dev, 0x40000, 0, "vsc_pipe[%u]", i);
792       }
793 
794       OUT_PKT0(ring, REG_A3XX_VSC_PIPE(i), 3);
795       OUT_RING(ring, A3XX_VSC_PIPE_CONFIG_X(pipe->x) |
796                         A3XX_VSC_PIPE_CONFIG_Y(pipe->y) |
797                         A3XX_VSC_PIPE_CONFIG_W(pipe->w) |
798                         A3XX_VSC_PIPE_CONFIG_H(pipe->h));
799       OUT_RELOC(ring, ctx->vsc_pipe_bo[i], 0, 0,
800                 0); /* VSC_PIPE[i].DATA_ADDRESS */
801       OUT_RING(ring, fd_bo_size(ctx->vsc_pipe_bo[i]) -
802                         32); /* VSC_PIPE[i].DATA_LENGTH */
803    }
804 }
805 
806 static void
emit_binning_pass(struct fd_batch * batch)807 emit_binning_pass(struct fd_batch *batch) assert_dt
808 {
809    struct fd_context *ctx = batch->ctx;
810    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
811    struct pipe_framebuffer_state *pfb = &batch->framebuffer;
812    struct fd_ringbuffer *ring = batch->gmem;
813    int i;
814 
815    uint32_t x1 = gmem->minx;
816    uint32_t y1 = gmem->miny;
817    uint32_t x2 = gmem->minx + gmem->width - 1;
818    uint32_t y2 = gmem->miny + gmem->height - 1;
819 
820    if (ctx->screen->gpu_id == 320) {
821       emit_binning_workaround(batch);
822       fd_wfi(batch, ring);
823       OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
824       OUT_RING(ring, 0x00007fff);
825    }
826 
827    OUT_PKT0(ring, REG_A3XX_VSC_BIN_CONTROL, 1);
828    OUT_RING(ring, A3XX_VSC_BIN_CONTROL_BINNING_ENABLE);
829 
830    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
831    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_TILING_PASS) |
832                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
833                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
834 
835    OUT_PKT0(ring, REG_A3XX_RB_FRAME_BUFFER_DIMENSION, 1);
836    OUT_RING(ring, A3XX_RB_FRAME_BUFFER_DIMENSION_WIDTH(pfb->width) |
837                      A3XX_RB_FRAME_BUFFER_DIMENSION_HEIGHT(pfb->height));
838 
839    OUT_PKT0(ring, REG_A3XX_RB_RENDER_CONTROL, 1);
840    OUT_RING(ring, A3XX_RB_RENDER_CONTROL_ALPHA_TEST_FUNC(FUNC_NEVER) |
841                      A3XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE |
842                      A3XX_RB_RENDER_CONTROL_BIN_WIDTH(gmem->bin_w));
843 
844    /* setup scissor/offset for whole screen: */
845    OUT_PKT0(ring, REG_A3XX_RB_WINDOW_OFFSET, 1);
846    OUT_RING(ring, A3XX_RB_WINDOW_OFFSET_X(x1) | A3XX_RB_WINDOW_OFFSET_Y(y1));
847 
848    OUT_PKT0(ring, REG_A3XX_RB_LRZ_VSC_CONTROL, 1);
849    OUT_RING(ring, A3XX_RB_LRZ_VSC_CONTROL_BINNING_ENABLE);
850 
851    OUT_PKT0(ring, REG_A3XX_GRAS_SC_SCREEN_SCISSOR_TL, 2);
852    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_TL_X(x1) |
853                      A3XX_GRAS_SC_SCREEN_SCISSOR_TL_Y(y1));
854    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_BR_X(x2) |
855                      A3XX_GRAS_SC_SCREEN_SCISSOR_BR_Y(y2));
856 
857    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 1);
858    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_TILING_PASS) |
859                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
860                      A3XX_RB_MODE_CONTROL_MRT(0));
861 
862    for (i = 0; i < 4; i++) {
863       OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
864       OUT_RING(ring, A3XX_RB_MRT_CONTROL_ROP_CODE(ROP_CLEAR) |
865                         A3XX_RB_MRT_CONTROL_DITHER_MODE(DITHER_DISABLE) |
866                         A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE(0));
867    }
868 
869    OUT_PKT0(ring, REG_A3XX_PC_VSTREAM_CONTROL, 1);
870    OUT_RING(ring,
871             A3XX_PC_VSTREAM_CONTROL_SIZE(1) | A3XX_PC_VSTREAM_CONTROL_N(0));
872 
873    /* emit IB to binning drawcmds: */
874    fd3_emit_ib(ring, batch->binning);
875    fd_reset_wfi(batch);
876 
877    fd_wfi(batch, ring);
878 
879    /* and then put stuff back the way it was: */
880 
881    OUT_PKT0(ring, REG_A3XX_VSC_BIN_CONTROL, 1);
882    OUT_RING(ring, 0x00000000);
883 
884    OUT_PKT0(ring, REG_A3XX_SP_SP_CTRL_REG, 1);
885    OUT_RING(ring, A3XX_SP_SP_CTRL_REG_RESOLVE |
886                      A3XX_SP_SP_CTRL_REG_CONSTMODE(1) |
887                      A3XX_SP_SP_CTRL_REG_SLEEPMODE(1) |
888                      A3XX_SP_SP_CTRL_REG_L0MODE(0));
889 
890    OUT_PKT0(ring, REG_A3XX_RB_LRZ_VSC_CONTROL, 1);
891    OUT_RING(ring, 0x00000000);
892 
893    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
894    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
895                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
896                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
897 
898    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 2);
899    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
900                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
901                      A3XX_RB_MODE_CONTROL_MRT(pfb->nr_cbufs - 1));
902    OUT_RING(ring, A3XX_RB_RENDER_CONTROL_ENABLE_GMEM |
903                      A3XX_RB_RENDER_CONTROL_ALPHA_TEST_FUNC(FUNC_NEVER) |
904                      A3XX_RB_RENDER_CONTROL_BIN_WIDTH(gmem->bin_w));
905 
906    fd_event_write(batch, ring, CACHE_FLUSH);
907    fd_wfi(batch, ring);
908 
909    if (ctx->screen->gpu_id == 320) {
910       /* dummy-draw workaround: */
911       OUT_PKT3(ring, CP_DRAW_INDX, 3);
912       OUT_RING(ring, 0x00000000);
913       OUT_RING(ring, DRAW(1, DI_SRC_SEL_AUTO_INDEX, INDEX_SIZE_IGN,
914                           IGNORE_VISIBILITY, 0));
915       OUT_RING(ring, 0); /* NumIndices */
916       fd_reset_wfi(batch);
917    }
918 
919    OUT_PKT3(ring, CP_NOP, 4);
920    OUT_RING(ring, 0x00000000);
921    OUT_RING(ring, 0x00000000);
922    OUT_RING(ring, 0x00000000);
923    OUT_RING(ring, 0x00000000);
924 
925    fd_wfi(batch, ring);
926 
927    if (ctx->screen->gpu_id == 320) {
928       emit_binning_workaround(batch);
929    }
930 }
931 
932 /* before first tile */
933 static void
fd3_emit_tile_init(struct fd_batch * batch)934 fd3_emit_tile_init(struct fd_batch *batch) assert_dt
935 {
936    struct fd_ringbuffer *ring = batch->gmem;
937    struct pipe_framebuffer_state *pfb = &batch->framebuffer;
938    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
939    uint32_t rb_render_control;
940 
941    fd3_emit_restore(batch, ring);
942 
943    /* note: use gmem->bin_w/h, the bin_w/h parameters may be truncated
944     * at the right and bottom edge tiles
945     */
946    OUT_PKT0(ring, REG_A3XX_VSC_BIN_SIZE, 1);
947    OUT_RING(ring, A3XX_VSC_BIN_SIZE_WIDTH(gmem->bin_w) |
948                      A3XX_VSC_BIN_SIZE_HEIGHT(gmem->bin_h));
949 
950    update_vsc_pipe(batch);
951 
952    fd_wfi(batch, ring);
953    OUT_PKT0(ring, REG_A3XX_RB_FRAME_BUFFER_DIMENSION, 1);
954    OUT_RING(ring, A3XX_RB_FRAME_BUFFER_DIMENSION_WIDTH(pfb->width) |
955                      A3XX_RB_FRAME_BUFFER_DIMENSION_HEIGHT(pfb->height));
956 
957    if (use_hw_binning(batch)) {
958       /* emit hw binning pass: */
959       emit_binning_pass(batch);
960 
961       patch_draws(batch, USE_VISIBILITY);
962    } else {
963       patch_draws(batch, IGNORE_VISIBILITY);
964    }
965 
966    rb_render_control = A3XX_RB_RENDER_CONTROL_ENABLE_GMEM |
967                        A3XX_RB_RENDER_CONTROL_BIN_WIDTH(gmem->bin_w);
968 
969    patch_rbrc(batch, rb_render_control);
970 }
971 
972 /* before mem2gmem */
973 static void
fd3_emit_tile_prep(struct fd_batch * batch,const struct fd_tile * tile)974 fd3_emit_tile_prep(struct fd_batch *batch, const struct fd_tile *tile)
975 {
976    struct fd_ringbuffer *ring = batch->gmem;
977    struct pipe_framebuffer_state *pfb = &batch->framebuffer;
978 
979    OUT_PKT0(ring, REG_A3XX_RB_MODE_CONTROL, 1);
980    OUT_RING(ring, A3XX_RB_MODE_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
981                      A3XX_RB_MODE_CONTROL_MARB_CACHE_SPLIT_MODE |
982                      A3XX_RB_MODE_CONTROL_MRT(MAX2(1, pfb->nr_cbufs) - 1));
983 }
984 
985 /* before IB to rendering cmds: */
986 static void
fd3_emit_tile_renderprep(struct fd_batch * batch,const struct fd_tile * tile)987 fd3_emit_tile_renderprep(struct fd_batch *batch,
988                          const struct fd_tile *tile) assert_dt
989 {
990    struct fd_context *ctx = batch->ctx;
991    struct fd3_context *fd3_ctx = fd3_context(ctx);
992    struct fd_ringbuffer *ring = batch->gmem;
993    const struct fd_gmem_stateobj *gmem = batch->gmem_state;
994    struct pipe_framebuffer_state *pfb = &batch->framebuffer;
995 
996    uint32_t x1 = tile->xoff;
997    uint32_t y1 = tile->yoff;
998    uint32_t x2 = tile->xoff + tile->bin_w - 1;
999    uint32_t y2 = tile->yoff + tile->bin_h - 1;
1000 
1001    uint32_t reg;
1002 
1003    OUT_PKT0(ring, REG_A3XX_RB_DEPTH_INFO, 2);
1004    reg = A3XX_RB_DEPTH_INFO_DEPTH_BASE(gmem->zsbuf_base[0]);
1005    if (pfb->zsbuf) {
1006       reg |= A3XX_RB_DEPTH_INFO_DEPTH_FORMAT(fd_pipe2depth(pfb->zsbuf->format));
1007    }
1008    OUT_RING(ring, reg);
1009    if (pfb->zsbuf) {
1010       struct fd_resource *rsc = fd_resource(pfb->zsbuf->texture);
1011       OUT_RING(ring,
1012                A3XX_RB_DEPTH_PITCH(gmem->bin_w << fdl_cpp_shift(&rsc->layout)));
1013       if (rsc->stencil) {
1014          OUT_PKT0(ring, REG_A3XX_RB_STENCIL_INFO, 2);
1015          OUT_RING(ring, A3XX_RB_STENCIL_INFO_STENCIL_BASE(gmem->zsbuf_base[1]));
1016          OUT_RING(ring, A3XX_RB_STENCIL_PITCH(gmem->bin_w << fdl_cpp_shift(
1017                                                  &rsc->stencil->layout)));
1018       }
1019    } else {
1020       OUT_RING(ring, 0x00000000);
1021    }
1022 
1023    if (use_hw_binning(batch)) {
1024       const struct fd_vsc_pipe *pipe = &gmem->vsc_pipe[tile->p];
1025       struct fd_bo *pipe_bo = ctx->vsc_pipe_bo[tile->p];
1026 
1027       assert(pipe->w && pipe->h);
1028 
1029       fd_event_write(batch, ring, HLSQ_FLUSH);
1030       fd_wfi(batch, ring);
1031 
1032       OUT_PKT0(ring, REG_A3XX_PC_VSTREAM_CONTROL, 1);
1033       OUT_RING(ring, A3XX_PC_VSTREAM_CONTROL_SIZE(pipe->w * pipe->h) |
1034                         A3XX_PC_VSTREAM_CONTROL_N(tile->n));
1035 
1036       OUT_PKT3(ring, CP_SET_BIN_DATA, 2);
1037       OUT_RELOC(ring, pipe_bo, 0, 0,
1038                 0); /* BIN_DATA_ADDR <- VSC_PIPE[p].DATA_ADDRESS */
1039       OUT_RELOC(ring, fd3_ctx->vsc_size_mem, /* BIN_SIZE_ADDR <-
1040                                                 VSC_SIZE_ADDRESS + (p * 4) */
1041                 (tile->p * 4), 0, 0);
1042    } else {
1043       OUT_PKT0(ring, REG_A3XX_PC_VSTREAM_CONTROL, 1);
1044       OUT_RING(ring, 0x00000000);
1045    }
1046 
1047    OUT_PKT3(ring, CP_SET_BIN, 3);
1048    OUT_RING(ring, 0x00000000);
1049    OUT_RING(ring, CP_SET_BIN_1_X1(x1) | CP_SET_BIN_1_Y1(y1));
1050    OUT_RING(ring, CP_SET_BIN_2_X2(x2) | CP_SET_BIN_2_Y2(y2));
1051 
1052    emit_mrt(ring, pfb->nr_cbufs, pfb->cbufs, gmem->cbuf_base, gmem->bin_w,
1053             true);
1054 
1055    /* setup scissor/offset for current tile: */
1056    OUT_PKT0(ring, REG_A3XX_RB_WINDOW_OFFSET, 1);
1057    OUT_RING(ring, A3XX_RB_WINDOW_OFFSET_X(tile->xoff) |
1058                      A3XX_RB_WINDOW_OFFSET_Y(tile->yoff));
1059 
1060    OUT_PKT0(ring, REG_A3XX_GRAS_SC_SCREEN_SCISSOR_TL, 2);
1061    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_TL_X(x1) |
1062                      A3XX_GRAS_SC_SCREEN_SCISSOR_TL_Y(y1));
1063    OUT_RING(ring, A3XX_GRAS_SC_SCREEN_SCISSOR_BR_X(x2) |
1064                      A3XX_GRAS_SC_SCREEN_SCISSOR_BR_Y(y2));
1065 }
1066 
1067 void
fd3_gmem_init(struct pipe_context * pctx)1068 fd3_gmem_init(struct pipe_context *pctx) disable_thread_safety_analysis
1069 {
1070    struct fd_context *ctx = fd_context(pctx);
1071 
1072    ctx->emit_sysmem_prep = fd3_emit_sysmem_prep;
1073    ctx->emit_tile_init = fd3_emit_tile_init;
1074    ctx->emit_tile_prep = fd3_emit_tile_prep;
1075    ctx->emit_tile_mem2gmem = fd3_emit_tile_mem2gmem;
1076    ctx->emit_tile_renderprep = fd3_emit_tile_renderprep;
1077    ctx->emit_tile_gmem2mem = fd3_emit_tile_gmem2mem;
1078 }
1079