panfrost: Avoid accessing pan_pool fields directly
[mesa.git] / src / gallium / drivers / panfrost / pan_job.c
index 365b4ccdb3a69ee9dc67891797eb122d595370d6..7db9ce936a5b6d5fe4a430d2dfb37d5115854fe3 100644 (file)
@@ -36,7 +36,7 @@
 #include "util/rounding.h"
 #include "pan_util.h"
 #include "pan_blending.h"
-#include "pandecode/decode.h"
+#include "decode.h"
 #include "panfrost-quirks.h"
 
 /* panfrost_bo_access is here to help us keep track of batch accesses to BOs
@@ -64,16 +64,11 @@ static struct panfrost_batch_fence *
 panfrost_create_batch_fence(struct panfrost_batch *batch)
 {
         struct panfrost_batch_fence *fence;
-        ASSERTED int ret;
 
         fence = rzalloc(NULL, struct panfrost_batch_fence);
         assert(fence);
         pipe_reference_init(&fence->reference, 1);
-        fence->ctx = batch->ctx;
         fence->batch = batch;
-        ret = drmSyncobjCreate(pan_device(batch->ctx->base.screen)->fd, 0,
-                               &fence->syncobj);
-        assert(!ret);
 
         return fence;
 }
@@ -81,8 +76,6 @@ panfrost_create_batch_fence(struct panfrost_batch *batch)
 static void
 panfrost_free_batch_fence(struct panfrost_batch_fence *fence)
 {
-        drmSyncobjDestroy(pan_device(fence->ctx->base.screen)->fd,
-                          fence->syncobj);
         ralloc_free(fence);
 }
 
@@ -99,11 +92,15 @@ panfrost_batch_fence_reference(struct panfrost_batch_fence *fence)
         pipe_reference(NULL, &fence->reference);
 }
 
+static void
+panfrost_batch_add_fbo_bos(struct panfrost_batch *batch);
+
 static struct panfrost_batch *
 panfrost_create_batch(struct panfrost_context *ctx,
                       const struct pipe_framebuffer_state *key)
 {
         struct panfrost_batch *batch = rzalloc(ctx, struct panfrost_batch);
+        struct panfrost_device *dev = pan_device(ctx->base.screen);
 
         batch->ctx = ctx;
 
@@ -116,7 +113,16 @@ panfrost_create_batch(struct panfrost_context *ctx,
         batch->out_sync = panfrost_create_batch_fence(batch);
         util_copy_framebuffer_state(&batch->key, key);
 
-        batch->pool = panfrost_create_pool(batch, pan_device(ctx->base.screen));
+        /* Preallocate the main pool, since every batch has at least one job
+         * structure so it will be used */
+        panfrost_pool_init(&batch->pool, batch, dev, 0, true);
+
+        /* Don't preallocate the invisible pool, since not every batch will use
+         * the pre-allocation, particularly if the varyings are larger than the
+         * preallocation and a reallocation is needed after anyway. */
+        panfrost_pool_init(&batch->invisible_pool, batch, dev, PAN_BO_INVISIBLE, false);
+
+        panfrost_batch_add_fbo_bos(batch);
 
         return batch;
 }
@@ -128,22 +134,15 @@ panfrost_freeze_batch(struct panfrost_batch *batch)
         struct hash_entry *entry;
 
         /* Remove the entry in the FBO -> batch hash table if the batch
-         * matches. This way, next draws/clears targeting this FBO will trigger
-         * the creation of a new batch.
+         * matches and drop the context reference. This way, next draws/clears
+         * targeting this FBO will trigger the creation of a new batch.
          */
         entry = _mesa_hash_table_search(ctx->batches, &batch->key);
         if (entry && entry->data == batch)
                 _mesa_hash_table_remove(ctx->batches, entry);
 
-        /* If this is the bound batch, the panfrost_context parameters are
-         * relevant so submitting it invalidates those parameters, but if it's
-         * not bound, the context parameters are for some other batch so we
-         * can't invalidate them.
-         */
-        if (ctx->batch == batch) {
-                panfrost_invalidate_frame(ctx);
+        if (ctx->batch == batch)
                 ctx->batch = NULL;
-        }
 }
 
 #ifdef PAN_BATCH_DEBUG
@@ -176,14 +175,16 @@ panfrost_free_batch(struct panfrost_batch *batch)
         hash_table_foreach(batch->bos, entry)
                 panfrost_bo_unreference((struct panfrost_bo *)entry->key);
 
-        hash_table_foreach(batch->pool.bos, entry)
-                panfrost_bo_unreference((struct panfrost_bo *)entry->key);
+        panfrost_pool_cleanup(&batch->pool);
+        panfrost_pool_cleanup(&batch->invisible_pool);
 
         util_dynarray_foreach(&batch->dependencies,
                               struct panfrost_batch_fence *, dep) {
                 panfrost_batch_fence_unreference(*dep);
         }
 
+        util_dynarray_fini(&batch->dependencies);
+
         /* The out_sync fence lifetime is different from the the batch one
          * since other batches might want to wait on a fence of already
          * submitted/signaled batch. All we need to do here is make sure the
@@ -320,30 +321,12 @@ panfrost_get_fresh_batch_for_fbo(struct panfrost_context *ctx)
         return panfrost_get_batch(ctx, &ctx->pipe_framebuffer);
 }
 
-static bool
-panfrost_batch_fence_is_signaled(struct panfrost_batch_fence *fence)
-{
-        if (fence->signaled)
-                return true;
-
-        /* Batch has not been submitted yet. */
-        if (fence->batch)
-                return false;
-
-        int ret = drmSyncobjWait(pan_device(fence->ctx->base.screen)->fd,
-                                 &fence->syncobj, 1, 0, 0, NULL);
-
-        /* Cache whether the fence was signaled */
-        fence->signaled = ret >= 0;
-        return fence->signaled;
-}
-
 static void
 panfrost_bo_access_gc_fences(struct panfrost_context *ctx,
                              struct panfrost_bo_access *access,
                             const struct panfrost_bo *bo)
 {
-        if (access->writer && panfrost_batch_fence_is_signaled(access->writer)) {
+        if (access->writer) {
                 panfrost_batch_fence_unreference(access->writer);
                 access->writer = NULL;
         }
@@ -356,13 +339,8 @@ panfrost_bo_access_gc_fences(struct panfrost_context *ctx,
                 if (!(*reader))
                         continue;
 
-                if (panfrost_batch_fence_is_signaled(*reader)) {
-                        panfrost_batch_fence_unreference(*reader);
-                        *reader = NULL;
-                } else {
-                        /* Build a new array of only unsignaled fences in-place */
-                        *(new_readers++) = *reader;
-                }
+                panfrost_batch_fence_unreference(*reader);
+                *reader = NULL;
         }
 
         if (!util_dynarray_resize(&access->readers, struct panfrost_batch_fence *,
@@ -596,7 +574,8 @@ panfrost_batch_add_resource_bos(struct panfrost_batch *batch,
                 panfrost_batch_add_bo(batch, rsrc->separate_stencil->bo, flags);
 }
 
-void panfrost_batch_add_fbo_bos(struct panfrost_batch *batch)
+static void
+panfrost_batch_add_fbo_bos(struct panfrost_batch *batch)
 {
         uint32_t flags = PAN_BO_ACCESS_SHARED | PAN_BO_ACCESS_WRITE |
                          PAN_BO_ACCESS_VERTEX_TILER |
@@ -658,11 +637,11 @@ panfrost_batch_get_polygon_list(struct panfrost_batch *batch, unsigned size)
 
 struct panfrost_bo *
 panfrost_batch_get_scratchpad(struct panfrost_batch *batch,
-                unsigned shift,
+                unsigned size_per_thread,
                 unsigned thread_tls_alloc,
                 unsigned core_count)
 {
-        unsigned size = panfrost_get_total_stack_size(shift,
+        unsigned size = panfrost_get_total_stack_size(size_per_thread,
                         thread_tls_alloc,
                         core_count);
 
@@ -698,23 +677,6 @@ panfrost_batch_get_shared_memory(struct panfrost_batch *batch,
         return batch->shared_memory;
 }
 
-struct panfrost_bo *
-panfrost_batch_get_tiler_heap(struct panfrost_batch *batch)
-{
-        if (batch->tiler_heap)
-                return batch->tiler_heap;
-
-        batch->tiler_heap = panfrost_batch_create_bo(batch, 4096 * 4096,
-                                                     PAN_BO_INVISIBLE |
-                                                     PAN_BO_GROWABLE,
-                                                     PAN_BO_ACCESS_PRIVATE |
-                                                     PAN_BO_ACCESS_RW |
-                                                     PAN_BO_ACCESS_VERTEX_TILER |
-                                                     PAN_BO_ACCESS_FRAGMENT);
-        assert(batch->tiler_heap);
-        return batch->tiler_heap;
-}
-
 mali_ptr
 panfrost_batch_get_tiler_meta(struct panfrost_batch *batch, unsigned vertex_count)
 {
@@ -724,14 +686,13 @@ panfrost_batch_get_tiler_meta(struct panfrost_batch *batch, unsigned vertex_coun
         if (batch->tiler_meta)
                 return batch->tiler_meta;
 
-        struct panfrost_bo *tiler_heap;
-        tiler_heap = panfrost_batch_get_tiler_heap(batch);
+        struct panfrost_device *dev = pan_device(batch->ctx->base.screen);
 
         struct bifrost_tiler_heap_meta tiler_heap_meta = {
-            .heap_size = tiler_heap->size,
-            .tiler_heap_start = tiler_heap->gpu,
-            .tiler_heap_free = tiler_heap->gpu,
-            .tiler_heap_end = tiler_heap->gpu + tiler_heap->size,
+            .heap_size = dev->tiler_heap->size,
+            .tiler_heap_start = dev->tiler_heap->gpu,
+            .tiler_heap_free = dev->tiler_heap->gpu,
+            .tiler_heap_end = dev->tiler_heap->gpu + dev->tiler_heap->size,
             .unk1 = 0x1,
             .unk7e007e = 0x7e007e,
         };
@@ -741,10 +702,10 @@ panfrost_batch_get_tiler_meta(struct panfrost_batch *batch, unsigned vertex_coun
             .flags = 0x0,
             .width = MALI_POSITIVE(batch->key.width),
             .height = MALI_POSITIVE(batch->key.height),
-            .tiler_heap_meta = panfrost_pool_upload(&batch->pool, &tiler_heap_meta, sizeof(tiler_heap_meta)),
+            .tiler_heap_meta = panfrost_pool_upload_aligned(&batch->pool, &tiler_heap_meta, sizeof(tiler_heap_meta), 64)
         };
 
-        batch->tiler_meta = panfrost_pool_upload(&batch->pool, &tiler_meta, sizeof(tiler_meta));
+        batch->tiler_meta = panfrost_pool_upload_aligned(&batch->pool, &tiler_meta, sizeof(tiler_meta), 64);
         return batch->tiler_meta;
 }
 
@@ -783,7 +744,7 @@ panfrost_batch_reserve_framebuffer(struct panfrost_batch *batch)
                         sizeof(struct mali_single_framebuffer) :
                         sizeof(struct mali_framebuffer);
 
-                batch->framebuffer = panfrost_pool_alloc(&batch->pool, size);
+                batch->framebuffer = panfrost_pool_alloc_aligned(&batch->pool, size, 64);
 
                 /* Tag the pointer */
                 if (!(dev->quirks & MIDGARD_SFBD))
@@ -866,27 +827,22 @@ panfrost_load_surface(struct panfrost_batch *batch, struct pipe_surface *surf, u
                 format = util_format_stencil_only(format);
         }
 
-        enum mali_texture_type type =
-                panfrost_translate_texture_type(rsrc->base.target);
-
-        unsigned nr_samples = surf->nr_samples;
-
-        if (!nr_samples)
-                nr_samples = surf->texture->nr_samples;
+        enum mali_texture_dimension dim =
+                panfrost_translate_texture_dimension(rsrc->base.target);
 
         struct pan_image img = {
                 .width0 = rsrc->base.width0,
                 .height0 = rsrc->base.height0,
                 .depth0 = rsrc->base.depth0,
                 .format = format,
-                .type = type,
-                .layout = rsrc->layout,
+                .dim = dim,
+                .modifier = rsrc->modifier,
                 .array_size = rsrc->base.array_size,
                 .first_level = level,
                 .last_level = level,
                 .first_layer = surf->u.tex.first_layer,
                 .last_layer = surf->u.tex.last_layer,
-                .nr_samples = nr_samples,
+                .nr_samples = rsrc->base.nr_samples,
                 .cubemap_stride = rsrc->cubemap_stride,
                 .bo = rsrc->bo,
                 .slices = rsrc->slices
@@ -910,8 +866,8 @@ panfrost_load_surface(struct panfrost_batch *batch, struct pipe_surface *surf, u
                 blend_shader = bo->gpu | b->first_tag;
         }
 
-        struct panfrost_transfer transfer = panfrost_pool_alloc(&batch->pool,
-                        4 * 4 * 6 * rsrc->damage.inverted_len);
+        struct panfrost_transfer transfer = panfrost_pool_alloc_aligned(&batch->pool,
+                        4 * 4 * 6 * rsrc->damage.inverted_len, 64);
 
         for (unsigned i = 0; i < rsrc->damage.inverted_len; ++i) {
                 float *o = (float *) (transfer.cpu + (4 * 4 * 6 * i));
@@ -995,59 +951,53 @@ panfrost_batch_record_bo(struct hash_entry *entry, unsigned *bo_handles, unsigne
 static int
 panfrost_batch_submit_ioctl(struct panfrost_batch *batch,
                             mali_ptr first_job_desc,
-                            uint32_t reqs)
+                            uint32_t reqs,
+                            uint32_t out_sync)
 {
         struct panfrost_context *ctx = batch->ctx;
         struct pipe_context *gallium = (struct pipe_context *) ctx;
         struct panfrost_device *dev = pan_device(gallium->screen);
         struct drm_panfrost_submit submit = {0,};
-        uint32_t *bo_handles, *in_syncs = NULL;
-        bool is_fragment_shader;
+        uint32_t *bo_handles;
         int ret;
 
-        is_fragment_shader = (reqs & PANFROST_JD_REQ_FS) && batch->scoreboard.first_job;
-        if (is_fragment_shader)
-                submit.in_sync_count = 1;
-        else
-                submit.in_sync_count = util_dynarray_num_elements(&batch->dependencies,
-                                                                  struct panfrost_batch_fence *);
+        /* If we trace, we always need a syncobj, so make one of our own if we
+         * weren't given one to use. Remember that we did so, so we can free it
+         * after we're done but preventing double-frees if we were given a
+         * syncobj */
 
-        if (submit.in_sync_count) {
-                in_syncs = calloc(submit.in_sync_count, sizeof(*in_syncs));
-                assert(in_syncs);
-        }
+        bool our_sync = false;
 
-        /* The fragment job always depends on the vertex/tiler job if there's
-         * one
-         */
-        if (is_fragment_shader) {
-                in_syncs[0] = batch->out_sync->syncobj;
-        } else {
-                unsigned int i = 0;
-
-                util_dynarray_foreach(&batch->dependencies,
-                                      struct panfrost_batch_fence *, dep)
-                        in_syncs[i++] = (*dep)->syncobj;
+        if (!out_sync && dev->debug & (PAN_DBG_TRACE | PAN_DBG_SYNC)) {
+                drmSyncobjCreate(dev->fd, 0, &out_sync);
+                our_sync = false;
         }
 
-        submit.in_syncs = (uintptr_t)in_syncs;
-        submit.out_sync = batch->out_sync->syncobj;
+        submit.out_sync = out_sync;
         submit.jc = first_job_desc;
         submit.requirements = reqs;
 
-        bo_handles = calloc(batch->pool.bos->entries + batch->bos->entries, sizeof(*bo_handles));
+        bo_handles = calloc(panfrost_pool_num_bos(&batch->pool) +
+                            panfrost_pool_num_bos(&batch->invisible_pool) +
+                            batch->bos->entries + 1,
+                            sizeof(*bo_handles));
         assert(bo_handles);
 
         hash_table_foreach(batch->bos, entry)
                 panfrost_batch_record_bo(entry, bo_handles, submit.bo_handle_count++);
 
-        hash_table_foreach(batch->pool.bos, entry)
-                panfrost_batch_record_bo(entry, bo_handles, submit.bo_handle_count++);
+        panfrost_pool_get_bo_handles(&batch->pool, bo_handles + submit.bo_handle_count);
+        submit.bo_handle_count += panfrost_pool_num_bos(&batch->pool);
+        panfrost_pool_get_bo_handles(&batch->invisible_pool, bo_handles + submit.bo_handle_count);
+        submit.bo_handle_count += panfrost_pool_num_bos(&batch->invisible_pool);
+
+        /* Used by all tiler jobs (XXX: skip for compute-only) */
+        if (!(reqs & PANFROST_JD_REQ_FS))
+                bo_handles[submit.bo_handle_count++] = dev->tiler_heap->gem_handle;
 
         submit.bo_handles = (u64) (uintptr_t) bo_handles;
         ret = drmIoctl(dev->fd, DRM_IOCTL_PANFROST_SUBMIT, &submit);
         free(bo_handles);
-        free(in_syncs);
 
         if (ret) {
                 if (dev->debug & PAN_DBG_MSGS)
@@ -1059,7 +1009,7 @@ panfrost_batch_submit_ioctl(struct panfrost_batch *batch,
         /* Trace the job if we're doing that */
         if (dev->debug & (PAN_DBG_TRACE | PAN_DBG_SYNC)) {
                 /* Wait so we can get errors reported back */
-                drmSyncobjWait(dev->fd, &batch->out_sync->syncobj, 1,
+                drmSyncobjWait(dev->fd, &out_sync, 1,
                                INT64_MAX, 0, NULL);
 
                 /* Trace gets priority over sync */
@@ -1067,23 +1017,42 @@ panfrost_batch_submit_ioctl(struct panfrost_batch *batch,
                 pandecode_jc(submit.jc, dev->quirks & IS_BIFROST, dev->gpu_id, minimal);
         }
 
+        /* Cleanup if we created the syncobj */
+        if (our_sync)
+                drmSyncobjDestroy(dev->fd, out_sync);
+
         return 0;
 }
 
+/* Submit both vertex/tiler and fragment jobs for a batch, possibly with an
+ * outsync corresponding to the later of the two (since there will be an
+ * implicit dep between them) */
+
 static int
-panfrost_batch_submit_jobs(struct panfrost_batch *batch)
+panfrost_batch_submit_jobs(struct panfrost_batch *batch, uint32_t out_sync)
 {
         bool has_draws = batch->scoreboard.first_job;
+        bool has_frag = batch->scoreboard.tiler_dep || batch->clear;
         int ret = 0;
 
         if (has_draws) {
-                ret = panfrost_batch_submit_ioctl(batch, batch->scoreboard.first_job, 0);
+                ret = panfrost_batch_submit_ioctl(batch, batch->scoreboard.first_job,
+                                0, has_frag ? 0 : out_sync);
                 assert(!ret);
         }
 
-        if (batch->scoreboard.tiler_dep || batch->clear) {
-                mali_ptr fragjob = panfrost_fragment_job(batch, has_draws);
-                ret = panfrost_batch_submit_ioctl(batch, fragjob, PANFROST_JD_REQ_FS);
+        if (has_frag) {
+                /* Whether we program the fragment job for draws or not depends
+                 * on whether there is any *tiler* activity (so fragment
+                 * shaders). If there are draws but entirely RASTERIZER_DISCARD
+                 * (say, for transform feedback), we want a fragment job that
+                 * *only* clears, since otherwise the tiler structures will be
+                 * uninitialized leading to faults (or state leaks) */
+
+                mali_ptr fragjob = panfrost_fragment_job(batch,
+                                batch->scoreboard.tiler_dep != 0);
+                ret = panfrost_batch_submit_ioctl(batch, fragjob,
+                                PANFROST_JD_REQ_FS, out_sync);
                 assert(!ret);
         }
 
@@ -1091,28 +1060,27 @@ panfrost_batch_submit_jobs(struct panfrost_batch *batch)
 }
 
 static void
-panfrost_batch_submit(struct panfrost_batch *batch)
+panfrost_batch_submit(struct panfrost_batch *batch, uint32_t out_sync)
 {
         assert(batch);
         struct panfrost_device *dev = pan_device(batch->ctx->base.screen);
 
-        /* Submit the dependencies first. */
+        /* Submit the dependencies first. Don't pass along the out_sync since
+         * they are guaranteed to terminate sooner */
         util_dynarray_foreach(&batch->dependencies,
                               struct panfrost_batch_fence *, dep) {
                 if ((*dep)->batch)
-                        panfrost_batch_submit((*dep)->batch);
+                        panfrost_batch_submit((*dep)->batch, 0);
         }
 
         int ret;
 
         /* Nothing to do! */
         if (!batch->scoreboard.first_job && !batch->clear) {
-                /* Mark the fence as signaled so the fence logic does not try
-                 * to wait on it.
-                 */
-                batch->out_sync->signaled = true;
+                if (out_sync)
+                        drmSyncobjSignal(dev->fd, &out_sync, 1);
                 goto out;
-        }
+       }
 
         panfrost_batch_draw_wallpaper(batch);
 
@@ -1135,7 +1103,7 @@ panfrost_batch_submit(struct panfrost_batch *batch)
 
         panfrost_scoreboard_initialize_tiler(&batch->pool, &batch->scoreboard, polygon_list);
 
-        ret = panfrost_batch_submit_jobs(batch);
+        ret = panfrost_batch_submit_jobs(batch, out_sync);
 
         if (ret && dev->debug & PAN_DBG_MSGS)
                 fprintf(stderr, "panfrost_batch_submit failed: %d\n", ret);
@@ -1162,50 +1130,25 @@ out:
         panfrost_free_batch(batch);
 }
 
+/* Submit all batches, applying the out_sync to the currently bound batch */
+
 void
-panfrost_flush_all_batches(struct panfrost_context *ctx, bool wait)
+panfrost_flush_all_batches(struct panfrost_context *ctx, uint32_t out_sync)
 {
-        struct util_dynarray fences, syncobjs;
-
-        if (wait) {
-                util_dynarray_init(&fences, NULL);
-                util_dynarray_init(&syncobjs, NULL);
-        }
+        struct panfrost_batch *batch = panfrost_get_batch_for_fbo(ctx);
+        panfrost_batch_submit(batch, out_sync);
 
         hash_table_foreach(ctx->batches, hentry) {
                 struct panfrost_batch *batch = hentry->data;
-
                 assert(batch);
 
-                if (wait) {
-                        panfrost_batch_fence_reference(batch->out_sync);
-                        util_dynarray_append(&fences, struct panfrost_batch_fence *,
-                                             batch->out_sync);
-                        util_dynarray_append(&syncobjs, uint32_t,
-                                             batch->out_sync->syncobj);
-                }
-
-                panfrost_batch_submit(batch);
+                panfrost_batch_submit(batch, 0);
         }
 
         assert(!ctx->batches->entries);
 
         /* Collect batch fences before returning */
         panfrost_gc_fences(ctx);
-
-        if (!wait)
-                return;
-
-        drmSyncobjWait(pan_device(ctx->base.screen)->fd,
-                       util_dynarray_begin(&syncobjs),
-                       util_dynarray_num_elements(&syncobjs, uint32_t),
-                       INT64_MAX, DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL, NULL);
-
-        util_dynarray_foreach(&fences, struct panfrost_batch_fence *, fence)
-                panfrost_batch_fence_unreference(*fence);
-
-        util_dynarray_fini(&fences);
-        util_dynarray_fini(&syncobjs);
 }
 
 bool
@@ -1248,7 +1191,7 @@ panfrost_flush_batches_accessing_bo(struct panfrost_context *ctx,
                 return;
 
         if (access->writer && access->writer->batch)
-                panfrost_batch_submit(access->writer->batch);
+                panfrost_batch_submit(access->writer->batch, 0);
 
         if (!flush_readers)
                 return;
@@ -1256,7 +1199,7 @@ panfrost_flush_batches_accessing_bo(struct panfrost_context *ctx,
         util_dynarray_foreach(&access->readers, struct panfrost_batch_fence *,
                               reader) {
                 if (*reader && (*reader)->batch)
-                        panfrost_batch_submit((*reader)->batch);
+                        panfrost_batch_submit((*reader)->batch, 0);
         }
 }
 
@@ -1265,15 +1208,15 @@ panfrost_batch_set_requirements(struct panfrost_batch *batch)
 {
         struct panfrost_context *ctx = batch->ctx;
 
-        if (ctx->rasterizer && ctx->rasterizer->base.multisample)
+        if (ctx->rasterizer->base.multisample)
                 batch->requirements |= PAN_REQ_MSAA;
 
-        if (ctx->depth_stencil && ctx->depth_stencil->depth.writemask) {
+        if (ctx->depth_stencil && ctx->depth_stencil->base.depth.writemask) {
                 batch->requirements |= PAN_REQ_DEPTH_WRITE;
                 batch->draws |= PIPE_CLEAR_DEPTH;
         }
 
-        if (ctx->depth_stencil && ctx->depth_stencil->stencil[0].enabled)
+        if (ctx->depth_stencil && ctx->depth_stencil->base.stencil[0].enabled)
                 batch->draws |= PIPE_CLEAR_STENCIL;
 }
 
@@ -1324,7 +1267,7 @@ pan_pack_color(uint32_t *packed, const union pipe_color_union *color, enum pipe_
         const struct util_format_description *desc =
                 util_format_description(format);
 
-        if (util_format_is_rgba8_variant(desc)) {
+        if (util_format_is_rgba8_variant(desc) && desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB) {
                 pan_pack_color_32(packed,
                                   ((uint32_t) float_to_ubyte(clear_alpha) << 24) |
                                   ((uint32_t) float_to_ubyte(color->f[2]) << 16) |