[Mesa-dev] [PATCH 03/10] gallium: set pipe_context::stream_uploader

Marek Olšák maraeo at gmail.com
Tue Jan 31 01:37:15 UTC 2017


On Mon, Jan 30, 2017 at 6:29 PM, Nicolai Hähnle <nhaehnle at gmail.com> wrote:
> On 30.01.2017 18:20, Marek Olšák wrote:
>>
>> On Mon, Jan 30, 2017 at 6:00 PM, Nicolai Hähnle <nhaehnle at gmail.com>
>> wrote:
>>>
>>> On 27.01.2017 12:02, Marek Olšák wrote:
>>>>
>>>>
>>>> From: Marek Olšák <marek.olsak at 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

Marek


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