On 31.01.2017 02:37, Marek Olšák wrote:
On Mon, Jan 30, 2017 at 6:29 PM, Nicolai Hähnle <nhaeh...@gmail.com> wrote:
On 30.01.2017 18:20, Marek Olšák wrote:

On Mon, Jan 30, 2017 at 6:00 PM, Nicolai Hähnle <nhaeh...@gmail.com>
wrote:

On 27.01.2017 12:02, Marek Olšák wrote:


From: Marek Olšák <marek.ol...@amd.com>

Notes:
- make sure the default size is large enough to handle all state
trackers
- pipe wrappers don't receive transfer calls from stream_uploader,
because
  pipe_context::stream_uploader points directly to the underlying
driver's
  stream_uploader (to keep it simple for now)
---
 src/gallium/drivers/ddebug/dd_context.c           |  1 +
 src/gallium/drivers/etnaviv/etnaviv_context.c     |  7 +++++++
 src/gallium/drivers/freedreno/freedreno_context.c |  8 ++++++++
 src/gallium/drivers/i915/i915_context.c           |  5 +++++
 src/gallium/drivers/ilo/ilo_context.c             |  1 +
 src/gallium/drivers/llvmpipe/lp_context.c         |  8 ++++++++
 src/gallium/drivers/noop/noop_pipe.c              |  5 +++++
 src/gallium/drivers/nouveau/nv30/nv30_context.c   | 10 ++++++++++
 src/gallium/drivers/nouveau/nv50/nv50_context.c   |  6 ++++++
 src/gallium/drivers/nouveau/nvc0/nvc0_context.c   |  5 +++++
 src/gallium/drivers/r300/r300_context.c           |  3 ++-
 src/gallium/drivers/radeon/r600_pipe_common.c     |  1 +
 src/gallium/drivers/rbug/rbug_context.c           |  1 +
 src/gallium/drivers/softpipe/sp_context.c         |  7 +++++++
 src/gallium/drivers/svga/svga_context.c           |  6 ++++++
 src/gallium/drivers/swr/swr_context.cpp           |  8 ++++++++
 src/gallium/drivers/trace/tr_context.c            |  1 +
 src/gallium/drivers/vc4/vc4_context.c             | 10 +++++-----
 src/gallium/drivers/virgl/virgl_context.c         |  1 +
 19 files changed, 88 insertions(+), 6 deletions(-)

[snip]

diff --git a/src/gallium/drivers/noop/noop_pipe.c
b/src/gallium/drivers/noop/noop_pipe.c
index 3013019..6ef4f6f 100644
--- a/src/gallium/drivers/noop/noop_pipe.c
+++ b/src/gallium/drivers/noop/noop_pipe.c
@@ -22,20 +22,21 @@
  */
 #include <stdio.h>
 #include <errno.h>
 #include "pipe/p_defines.h"
 #include "pipe/p_state.h"
 #include "pipe/p_context.h"
 #include "pipe/p_screen.h"
 #include "util/u_memory.h"
 #include "util/u_inlines.h"
 #include "util/u_format.h"
+#include "util/u_upload_mgr.h"
 #include "noop_public.h"

 DEBUG_GET_ONCE_BOOL_OPTION(noop, "GALLIUM_NOOP", FALSE)

 void noop_init_state_functions(struct pipe_context *ctx);

 struct noop_pipe_screen {
    struct pipe_screen  pscreen;
    struct pipe_screen  *oscreen;
 };
@@ -282,20 +283,23 @@ noop_flush_resource(struct pipe_context *ctx,
 static void noop_flush(struct pipe_context *ctx,
                        struct pipe_fence_handle **fence,
                        unsigned flags)
 {
    if (fence)
       *fence = NULL;
 }

 static void noop_destroy_context(struct pipe_context *ctx)
 {
+   if (ctx->stream_uploader)
+      u_upload_destroy(ctx->stream_uploader);
+
    FREE(ctx);
 }

 static boolean noop_generate_mipmap(struct pipe_context *ctx,
                                     struct pipe_resource *resource,
                                     enum pipe_format format,
                                     unsigned base_level,
                                     unsigned last_level,
                                     unsigned first_layer,
                                     unsigned last_layer)
@@ -305,20 +309,21 @@ static boolean noop_generate_mipmap(struct
pipe_context *ctx,

 static struct pipe_context *noop_create_context(struct pipe_screen
*screen,
                                                 void *priv, unsigned
flags)
 {
    struct pipe_context *ctx = CALLOC_STRUCT(pipe_context);

    if (!ctx)
       return NULL;
    ctx->screen = screen;
    ctx->priv = priv;
+   ctx->stream_uploader = u_upload_create_default(ctx);



Error handling would be nice. (The allocation of the u_upload_mgr struct
itself can still fail.)


    ctx->destroy = noop_destroy_context;
    ctx->flush = noop_flush;
    ctx->clear = noop_clear;
    ctx->clear_render_target = noop_clear_render_target;
    ctx->clear_depth_stencil = noop_clear_depth_stencil;
    ctx->resource_copy_region = noop_resource_copy_region;
    ctx->generate_mipmap = noop_generate_mipmap;
    ctx->blit = noop_blit;
    ctx->flush_resource = noop_flush_resource;
    ctx->create_query = noop_create_query;


[snip]

diff --git a/src/gallium/drivers/nouveau/nv50/nv50_context.c
b/src/gallium/drivers/nouveau/nv50/nv50_context.c
index ece7da9..9d34c4d 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_context.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_context.c
@@ -15,20 +15,21 @@
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT
SHALL
  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
OTHERWISE,
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
OR
  * OTHER DEALINGS IN THE SOFTWARE.
  */

 #include "pipe/p_defines.h"
 #include "util/u_framebuffer.h"
+#include "util/u_upload_mgr.h"

 #include "nv50/nv50_context.h"
 #include "nv50/nv50_screen.h"
 #include "nv50/nv50_resource.h"

 static void
 nv50_flush(struct pipe_context *pipe,
            struct pipe_fence_handle **fence,
            unsigned flags)
 {
@@ -169,20 +170,24 @@ nv50_context_unreference_resources(struct
nv50_context *nv50)
 static void
 nv50_destroy(struct pipe_context *pipe)
 {
    struct nv50_context *nv50 = nv50_context(pipe);

    if (nv50->screen->cur_ctx == nv50) {
       nv50->screen->cur_ctx = NULL;
       /* Save off the state in case another context gets created */
       nv50->screen->save_state = nv50->state;
    }
+
+   if (nv50->base.pipe.stream_uploader)
+      u_upload_destroy(nv50->base.pipe.stream_uploader);
+
    nouveau_pushbuf_bufctx(nv50->base.pushbuf, NULL);
    nouveau_pushbuf_kick(nv50->base.pushbuf,
nv50->base.pushbuf->channel);

    nv50_context_unreference_resources(nv50);

    FREE(nv50->blit);

    nouveau_context_destroy(&nv50->base);
 }

@@ -308,20 +313,21 @@ nv50_create(struct pipe_screen *pscreen, void
*priv,
unsigned ctxflags)
       goto out_err;

    nv50->base.screen    = &screen->base;
    nv50->base.copy_data = nv50_m2mf_copy_linear;
    nv50->base.push_data = nv50_sifc_linear_u8;
    nv50->base.push_cb   = nv50_cb_push;

    nv50->screen = screen;
    pipe->screen = pscreen;
    pipe->priv = priv;
+   pipe->stream_uploader = u_upload_create_default(pipe);



Same here.




    pipe->destroy = nv50_destroy;

    pipe->draw_vbo = nv50_draw_vbo;
    pipe->clear = nv50_clear;
    pipe->launch_grid = nv50_launch_grid;

    pipe->flush = nv50_flush;
    pipe->texture_barrier = nv50_texture_barrier;
    pipe->memory_barrier = nv50_memory_barrier;
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_context.c
b/src/gallium/drivers/nouveau/nvc0/nvc0_context.c
index 8f2b974..5921fa6 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_context.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_context.c
@@ -15,20 +15,21 @@
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT
SHALL
  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
OTHERWISE,
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
OR
  * OTHER DEALINGS IN THE SOFTWARE.
  */

 #include "pipe/p_defines.h"
 #include "util/u_framebuffer.h"
+#include "util/u_upload_mgr.h"

 #include "nvc0/nvc0_context.h"
 #include "nvc0/nvc0_screen.h"
 #include "nvc0/nvc0_resource.h"

 static void
 nvc0_flush(struct pipe_context *pipe,
            struct pipe_fence_handle **fence,
            unsigned flags)
 {
@@ -192,20 +193,23 @@ static void
 nvc0_destroy(struct pipe_context *pipe)
 {
    struct nvc0_context *nvc0 = nvc0_context(pipe);

    if (nvc0->screen->cur_ctx == nvc0) {
       nvc0->screen->cur_ctx = NULL;
       nvc0->screen->save_state = nvc0->state;
       nvc0->screen->save_state.tfb = NULL;
    }

+   if (nvc0->base.pipe.stream_uploader)
+      u_upload_destroy(nvc0->base.pipe.stream_uploader);
+
    /* Unset bufctx, we don't want to revalidate any resources after the
flush.
     * Other contexts will always set their bufctx again on action
calls.
     */
    nouveau_pushbuf_bufctx(nvc0->base.pushbuf, NULL);
    nouveau_pushbuf_kick(nvc0->base.pushbuf,
nvc0->base.pushbuf->channel);

    nvc0_context_unreference_resources(nvc0);
    nvc0_blitctx_destroy(nvc0);

    nouveau_context_destroy(&nvc0->base);
@@ -379,20 +383,21 @@ nvc0_create(struct pipe_screen *pscreen, void
*priv,
unsigned ctxflags)
       ret = nouveau_bufctx_new(screen->base.client, NVC0_BIND_CP_COUNT,
                                &nvc0->bufctx_cp);
    if (ret)
       goto out_err;

    nvc0->screen = screen;
    nvc0->base.screen = &screen->base;

    pipe->screen = pscreen;
    pipe->priv = priv;
+   pipe->stream_uploader = u_upload_create_default(pipe);



And here.



    pipe->destroy = nvc0_destroy;

    pipe->draw_vbo = nvc0_draw_vbo;
    pipe->clear = nvc0_clear;
    pipe->launch_grid = (nvc0->screen->base.class_3d >= NVE4_3D_CLASS) ?
       nve4_launch_grid : nvc0_launch_grid;

    pipe->flush = nvc0_flush;
    pipe->texture_barrier = nvc0_texture_barrier;
diff --git a/src/gallium/drivers/r300/r300_context.c
b/src/gallium/drivers/r300/r300_context.c
index b914cdb..eba5ea5 100644
--- a/src/gallium/drivers/r300/r300_context.c
+++ b/src/gallium/drivers/r300/r300_context.c
@@ -417,22 +417,23 @@ struct pipe_context* r300_create_context(struct
pipe_screen* screen,
     r300_init_flush_functions(r300);
     r300_init_query_functions(r300);
     r300_init_state_functions(r300);
     r300_init_resource_functions(r300);
     r300_init_render_functions(r300);
     r300_init_states(&r300->context);

     r300->context.create_video_codec = vl_create_decoder;
     r300->context.create_video_buffer = vl_video_buffer_create;

-    r300->uploader = u_upload_create(&r300->context, 256 * 1024,
+    r300->uploader = u_upload_create(&r300->context, 1024 * 1024,
                                      PIPE_BIND_CUSTOM,
PIPE_USAGE_STREAM);
+    r300->context.stream_uploader = r300->uploader;



... and here, I guess? Looks like error handling was already missing...


[snip]


diff --git a/src/gallium/drivers/vc4/vc4_context.c
b/src/gallium/drivers/vc4/vc4_context.c
index 974df8a..407f4d9 100644
--- a/src/gallium/drivers/vc4/vc4_context.c
+++ b/src/gallium/drivers/vc4/vc4_context.c
@@ -137,33 +137,33 @@ vc4_context_create(struct pipe_screen *pscreen,
void
*priv, unsigned flags)
         vc4_state_init(pctx);
         vc4_program_init(pctx);
         vc4_query_init(pctx);
         vc4_resource_context_init(pctx);

         vc4_job_init(vc4);

         vc4->fd = screen->fd;

         slab_create_child(&vc4->transfer_pool, &screen->transfer_pool);
-        vc4->blitter = util_blitter_create(pctx);
+
+       vc4->uploader = u_upload_create_default(&vc4->base);
+       vc4->base.stream_uploader = vc4->uploader;
+
+       vc4->blitter = util_blitter_create(pctx);



Same story as r300.


All the missing error handling is due to the fact the drivers don't do
any error handling. I didn't want to invent ways to free the context
in all the drivers that I can't test.


The noop case is trivial, and for nv50 and nvc0 I do see a pattern of `goto
out_err`s. I see your point for r300 and vc4, though.

Done:
https://cgit.freedesktop.org/~mareko/mesa/commit/?h=master&id=cf9bda74c291d1e134afd99330e2c8382b0ac8ff

Thanks. The series is good to go as far as I'm concerned.

Cheers,
Nicolai


Marek


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