*
*/
+#include <assert.h>
+
#include "pan_context.h"
#include "util/hash_table.h"
#include "util/ralloc.h"
+#include "util/u_format.h"
+#include "util/u_pack_color.h"
struct panfrost_job *
panfrost_create_job(struct panfrost_context *ctx)
{
- /* TODO: Don't leak */
- struct panfrost_job *job = rzalloc(NULL, struct panfrost_job);
+ struct panfrost_job *job = rzalloc(ctx, struct panfrost_job);
job->ctx = ctx;
+ job->bos = _mesa_set_create(job,
+ _mesa_hash_pointer,
+ _mesa_key_pointer_equal);
+
+ job->minx = job->miny = ~0;
+ job->maxx = job->maxy = 0;
+ job->transient_offset = 0;
+
+ util_dynarray_init(&job->headers, job);
+ util_dynarray_init(&job->gpu_headers, job);
+ util_dynarray_init(&job->transient_indices, job);
+
return job;
}
+void
+panfrost_free_job(struct panfrost_context *ctx, struct panfrost_job *job)
+{
+ if (!job)
+ return;
+
+ set_foreach(job->bos, entry) {
+ struct panfrost_bo *bo = (struct panfrost_bo *)entry->key;
+ panfrost_bo_unreference(ctx->base.screen, bo);
+ }
+
+ /* Free up the transient BOs we're sitting on */
+ struct panfrost_screen *screen = pan_screen(ctx->base.screen);
+
+ util_dynarray_foreach(&job->transient_indices, unsigned, index) {
+ /* Mark it free */
+ BITSET_SET(screen->free_transient, *index);
+ }
+
+ /* Unreference the polygon list */
+ panfrost_bo_unreference(ctx->base.screen, job->polygon_list);
+
+ _mesa_hash_table_remove_key(ctx->jobs, &job->key);
+
+ if (ctx->job == job)
+ ctx->job = NULL;
+
+ ralloc_free(job);
+}
+
struct panfrost_job *
panfrost_get_job(struct panfrost_context *ctx,
- struct pipe_surface **cbufs, struct pipe_surface *zsbuf)
+ struct pipe_surface **cbufs, struct pipe_surface *zsbuf)
{
/* Lookup the job first */
},
.zsbuf = zsbuf
};
-
+
struct hash_entry *entry = _mesa_hash_table_search(ctx->jobs, &key);
if (entry)
struct panfrost_job *
panfrost_get_job_for_fbo(struct panfrost_context *ctx)
{
+ /* If we're wallpapering, we special case to workaround
+ * u_blitter abuse */
+
+ if (ctx->wallpaper_batch)
+ return ctx->wallpaper_batch;
+
/* If we already began rendering, use that */
- if (ctx->job)
+ if (ctx->job) {
+ assert(ctx->job->key.zsbuf == ctx->pipe_framebuffer.zsbuf &&
+ !memcmp(ctx->job->key.cbufs,
+ ctx->pipe_framebuffer.cbufs,
+ sizeof(ctx->job->key.cbufs)));
return ctx->job;
+ }
/* If not, look up the job */
struct pipe_surface *zsbuf = ctx->pipe_framebuffer.zsbuf;
struct panfrost_job *job = panfrost_get_job(ctx, cbufs, zsbuf);
+ /* Set this job as the current FBO job. Will be reset when updating the
+ * FB state and when submitting or releasing a job.
+ */
+ ctx->job = job;
return job;
}
+void
+panfrost_job_add_bo(struct panfrost_job *job, struct panfrost_bo *bo)
+{
+ if (!bo)
+ return;
+
+ if (_mesa_set_search(job->bos, bo))
+ return;
+
+ panfrost_bo_reference(bo);
+ _mesa_set_add(job->bos, bo);
+}
+
+/* Returns the polygon list's GPU address if available, or otherwise allocates
+ * the polygon list. It's perfectly fast to use allocate/free BO directly,
+ * since we'll hit the BO cache and this is one-per-batch anyway. */
+
+mali_ptr
+panfrost_job_get_polygon_list(struct panfrost_job *batch, unsigned size)
+{
+ if (batch->polygon_list) {
+ assert(batch->polygon_list->size >= size);
+ } else {
+ struct panfrost_screen *screen = pan_screen(batch->ctx->base.screen);
+
+ /* Create the BO as invisible, as there's no reason to map */
+
+ batch->polygon_list = panfrost_drm_create_bo(screen,
+ size, PAN_ALLOCATE_INVISIBLE);
+ }
+
+ return batch->polygon_list->gpu;
+}
+
+void
+panfrost_flush_jobs_writing_resource(struct panfrost_context *panfrost,
+ struct pipe_resource *prsc)
+{
+#if 0
+ struct hash_entry *entry = _mesa_hash_table_search(panfrost->write_jobs,
+ prsc);
+ if (entry) {
+ struct panfrost_job *job = entry->data;
+ panfrost_job_submit(panfrost, job);
+ }
+#endif
+ /* TODO stub */
+}
+
+void
+panfrost_job_submit(struct panfrost_context *ctx, struct panfrost_job *job)
+{
+ int ret;
+
+ panfrost_scoreboard_link_batch(job);
+
+ bool has_draws = job->last_job.gpu;
+ bool is_scanout = panfrost_is_scanout(ctx);
+
+ if (!job)
+ return;
+
+ ret = panfrost_drm_submit_vs_fs_job(ctx, has_draws, is_scanout);
+
+ if (ret)
+ fprintf(stderr, "panfrost_job_submit failed: %d\n", ret);
+
+ /* The job has been submitted, let's invalidate the current FBO job
+ * cache.
+ */
+ assert(!ctx->job || job == ctx->job);
+ ctx->job = NULL;
+
+ /* Remove the job from the ctx->jobs set so that future
+ * panfrost_get_job() calls don't see it.
+ * We must reset the job key to avoid removing another valid entry when
+ * the job is freed.
+ */
+ _mesa_hash_table_remove_key(ctx->jobs, &job->key);
+ memset(&job->key, 0, sizeof(job->key));
+}
+
+void
+panfrost_job_set_requirements(struct panfrost_context *ctx,
+ struct panfrost_job *job)
+{
+ if (ctx->rasterizer && ctx->rasterizer->base.multisample)
+ job->requirements |= PAN_REQ_MSAA;
+
+ if (ctx->depth_stencil && ctx->depth_stencil->depth.writemask)
+ job->requirements |= PAN_REQ_DEPTH_WRITE;
+}
+
+/* Helper to smear a 32-bit color across 128-bit components */
+
+static void
+pan_pack_color_32(uint32_t *packed, uint32_t v)
+{
+ for (unsigned i = 0; i < 4; ++i)
+ packed[i] = v;
+}
+
+static void
+pan_pack_color_64(uint32_t *packed, uint32_t lo, uint32_t hi)
+{
+ for (unsigned i = 0; i < 4; i += 2) {
+ packed[i + 0] = lo;
+ packed[i + 1] = hi;
+ }
+}
+
+static void
+pan_pack_color(uint32_t *packed, const union pipe_color_union *color, enum pipe_format format)
+{
+ /* Alpha magicked to 1.0 if there is no alpha */
+
+ bool has_alpha = util_format_has_alpha(format);
+ float clear_alpha = has_alpha ? color->f[3] : 1.0f;
+
+ /* Packed color depends on the framebuffer format */
+
+ const struct util_format_description *desc =
+ util_format_description(format);
+
+ if (util_format_is_rgba8_variant(desc)) {
+ pan_pack_color_32(packed,
+ (float_to_ubyte(clear_alpha) << 24) |
+ (float_to_ubyte(color->f[2]) << 16) |
+ (float_to_ubyte(color->f[1]) << 8) |
+ (float_to_ubyte(color->f[0]) << 0));
+ } else if (format == PIPE_FORMAT_B5G6R5_UNORM) {
+ /* First, we convert the components to R5, G6, B5 separately */
+ unsigned r5 = CLAMP(color->f[0], 0.0, 1.0) * 31.0;
+ unsigned g6 = CLAMP(color->f[1], 0.0, 1.0) * 63.0;
+ unsigned b5 = CLAMP(color->f[2], 0.0, 1.0) * 31.0;
+
+ /* Then we pack into a sparse u32. TODO: Why these shifts? */
+ pan_pack_color_32(packed, (b5 << 25) | (g6 << 14) | (r5 << 5));
+ } else if (format == PIPE_FORMAT_B4G4R4A4_UNORM) {
+ /* We scale the components against 0xF0 (=240.0), rather than 0xFF */
+ unsigned r4 = CLAMP(color->f[0], 0.0, 1.0) * 240.0;
+ unsigned g4 = CLAMP(color->f[1], 0.0, 1.0) * 240.0;
+ unsigned b4 = CLAMP(color->f[2], 0.0, 1.0) * 240.0;
+ unsigned a4 = CLAMP(clear_alpha, 0.0, 1.0) * 240.0;
+
+ /* Pack on *byte* intervals */
+ pan_pack_color_32(packed, (a4 << 24) | (b4 << 16) | (g4 << 8) | r4);
+ } else if (format == PIPE_FORMAT_B5G5R5A1_UNORM) {
+ /* Scale as expected but shift oddly */
+ unsigned r5 = round(CLAMP(color->f[0], 0.0, 1.0)) * 31.0;
+ unsigned g5 = round(CLAMP(color->f[1], 0.0, 1.0)) * 31.0;
+ unsigned b5 = round(CLAMP(color->f[2], 0.0, 1.0)) * 31.0;
+ unsigned a1 = round(CLAMP(clear_alpha, 0.0, 1.0)) * 1.0;
+
+ pan_pack_color_32(packed, (a1 << 31) | (b5 << 25) | (g5 << 15) | (r5 << 5));
+ } else {
+ /* Try Gallium's generic default path. Doesn't work for all
+ * formats but it's a good guess. */
+
+ union util_color out;
+
+ if (util_format_is_pure_integer(format)) {
+ memcpy(out.ui, color->ui, 16);
+ } else {
+ util_pack_color(color->f, format, &out);
+ }
+
+ unsigned size = util_format_get_blocksize(format);
+
+ if (size == 1) {
+ unsigned b = out.ui[0];
+ unsigned s = b | (b << 8);
+ pan_pack_color_32(packed, s | (s << 16));
+ } else if (size == 2)
+ pan_pack_color_32(packed, out.ui[0] | (out.ui[0] << 16));
+ else if (size == 4)
+ pan_pack_color_32(packed, out.ui[0]);
+ else if (size == 8)
+ pan_pack_color_64(packed, out.ui[0], out.ui[1]);
+ else if (size == 16)
+ memcpy(packed, out.ui, 16);
+ else
+ unreachable("Unknown generic format size packing clear colour");
+ }
+}
+
+void
+panfrost_job_clear(struct panfrost_context *ctx,
+ struct panfrost_job *job,
+ unsigned buffers,
+ const union pipe_color_union *color,
+ double depth, unsigned stencil)
+
+{
+ if (buffers & PIPE_CLEAR_COLOR) {
+ for (unsigned i = 0; i < PIPE_MAX_COLOR_BUFS; ++i) {
+ if (!(buffers & (PIPE_CLEAR_COLOR0 << i)))
+ continue;
+
+ enum pipe_format format = ctx->pipe_framebuffer.cbufs[i]->format;
+ pan_pack_color(job->clear_color[i], color, format);
+ }
+ }
+
+ if (buffers & PIPE_CLEAR_DEPTH) {
+ job->clear_depth = depth;
+ }
+
+ if (buffers & PIPE_CLEAR_STENCIL) {
+ job->clear_stencil = stencil;
+ }
+
+ job->clear |= buffers;
+
+ /* Clearing affects the entire framebuffer (by definition -- this is
+ * the Gallium clear callback, which clears the whole framebuffer. If
+ * the scissor test were enabled from the GL side, the state tracker
+ * would emit a quad instead and we wouldn't go down this code path) */
+
+ panfrost_job_union_scissor(job, 0, 0,
+ ctx->pipe_framebuffer.width,
+ ctx->pipe_framebuffer.height);
+}
+
+void
+panfrost_flush_jobs_reading_resource(struct panfrost_context *panfrost,
+ struct pipe_resource *prsc)
+{
+ struct panfrost_resource *rsc = pan_resource(prsc);
+
+ panfrost_flush_jobs_writing_resource(panfrost, prsc);
+
+ hash_table_foreach(panfrost->jobs, entry) {
+ struct panfrost_job *job = entry->data;
+
+ if (_mesa_set_search(job->bos, rsc->bo)) {
+ printf("TODO: submit job for flush\n");
+ //panfrost_job_submit(panfrost, job);
+ continue;
+ }
+ }
+}
+
static bool
panfrost_job_compare(const void *a, const void *b)
{
return _mesa_hash_data(key, sizeof(struct panfrost_job_key));
}
+/* Given a new bounding rectangle (scissor), let the job cover the union of the
+ * new and old bounding rectangles */
+
+void
+panfrost_job_union_scissor(struct panfrost_job *job,
+ unsigned minx, unsigned miny,
+ unsigned maxx, unsigned maxy)
+{
+ job->minx = MIN2(job->minx, minx);
+ job->miny = MIN2(job->miny, miny);
+ job->maxx = MAX2(job->maxx, maxx);
+ job->maxy = MAX2(job->maxy, maxy);
+}
+
void
panfrost_job_init(struct panfrost_context *ctx)
{
- /* TODO: Don't leak */
- ctx->jobs = _mesa_hash_table_create(NULL,
+ ctx->jobs = _mesa_hash_table_create(ctx,
panfrost_job_hash,
panfrost_job_compare);
+
+ ctx->write_jobs = _mesa_hash_table_create(ctx,
+ _mesa_hash_pointer,
+ _mesa_key_pointer_equal);
}