[Mesa-dev] [PATCH 13/24] mesa: hook up (Named)BufferStorageMem api

Samuel Pitoiset samuel.pitoiset at gmail.com
Wed Jul 26 15:22:02 UTC 2017



On 07/26/2017 01:46 PM, Timothy Arceri wrote:
> Include no_error variants as well.
> 
> v2 (Timothy Arceri):
>   - reduced code churn by squashing some changes into
>     previous commits
> 
> Signed-off-by: Andres Rodriguez <andresx7 at gmail.com>
> Reviewed-by: Timothy Arceri <tarceri at itsqueeze.com>
> ---
>   src/mesa/main/bufferobj.c | 62 ++++++++++++++++++++++++++++++++---------------
>   src/mesa/main/bufferobj.h |  3 +++
>   2 files changed, 45 insertions(+), 20 deletions(-)
> 
> diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
> index 720569d..65c999a 100644
> --- a/src/mesa/main/bufferobj.c
> +++ b/src/mesa/main/bufferobj.c
> @@ -39,6 +39,7 @@
>   #include "imports.h"
>   #include "context.h"
>   #include "bufferobj.h"
> +#include "externalobjects.h"
>   #include "mtypes.h"
>   #include "teximage.h"
>   #include "glformats.h"
> @@ -1806,9 +1807,12 @@ validate_buffer_storage(struct gl_context *ctx,
>   
>   static void
>   buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
> -               GLenum target, GLsizeiptr size, const GLvoid *data,
> -               GLbitfield flags, const char *func)
> +               struct gl_memory_object *memObj, GLenum target,
> +               GLsizeiptr size, const GLvoid *data, GLbitfield flags,
> +               GLuint64 offset, const char *func)
>   {
> +   GLboolean err;
> +
>      /* Unmap the existing buffer.  We'll replace it now.  Not an error. */
>      _mesa_buffer_unmap_all_mappings(ctx, bufObj);
>   
> @@ -1818,9 +1822,18 @@ buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
>      bufObj->Immutable = GL_TRUE;
>      bufObj->MinMaxCacheDirty = true;
>   
> -   assert(ctx->Driver.BufferData);
> -   if (!ctx->Driver.BufferData(ctx, target, size, data, GL_DYNAMIC_DRAW,
> -                               flags, bufObj)) {
> +   if (memObj) {
> +      assert(ctx->Driver.BufferData);

Copy paste error?

> +      err = ctx->Driver.BufferDataMem(ctx, target, size, memObj, offset,
> +                                      GL_DYNAMIC_DRAW, bufObj);
> +   }
> +   else {
> +      assert(ctx->Driver.BufferData);
> +      err = ctx->Driver.BufferData(ctx, target, size, data, GL_DYNAMIC_DRAW,
> +                                   flags, bufObj);
> +   }
> +
> +   if (err) {
>         if (target == GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD) {
>            /* Even though the interaction between AMD_pinned_memory and
>             * glBufferStorage is not described in the spec, Graham Sellers
> @@ -1837,11 +1850,16 @@ buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
>   
>   static ALWAYS_INLINE void
>   inlined_buffer_storage(GLenum target, GLuint buffer, GLsizeiptr size,
> -                       const GLvoid *data, GLbitfield flags, bool dsa,
> -                       bool no_error, const char *func)
> +                       const GLvoid *data, GLbitfield flags,
> +                       GLuint memory, GLuint64 offset,
> +                       bool dsa, bool mem, bool no_error, const char *func)
>   {
>      GET_CURRENT_CONTEXT(ctx);
>      struct gl_buffer_object *bufObj;
> +   struct gl_memory_object *memObj = NULL;
> +
> +   if (mem)
> +      memObj = _mesa_lookup_memory_object(ctx, memory);
>   
>      if (dsa) {
>         if (no_error) {
> @@ -1863,7 +1881,7 @@ inlined_buffer_storage(GLenum target, GLuint buffer, GLsizeiptr size,
>      }
>   
>      if (no_error || validate_buffer_storage(ctx, bufObj, size, flags, func))
> -      buffer_storage(ctx, bufObj, target, size, data, flags, func);
> +      buffer_storage(ctx, bufObj, memObj, target, size, data, flags, offset, func);
>   }
>   
>   
> @@ -1871,8 +1889,8 @@ void GLAPIENTRY
>   _mesa_BufferStorage_no_error(GLenum target, GLsizeiptr size,
>                                const GLvoid *data, GLbitfield flags)
>   {
> -   inlined_buffer_storage(target, 0, size, data, flags, false, true,
> -                          "glBufferStorage");
> +   inlined_buffer_storage(target, 0, size, data, flags, GL_NONE, 0,
> +                          false, false, true, "glBufferStorage");
>   }
>   
>   
> @@ -1880,8 +1898,8 @@ void GLAPIENTRY
>   _mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
>                       GLbitfield flags)
>   {
> -   inlined_buffer_storage(target, 0, size, data, flags, false, false,
> -                          "glBufferStorage");
> +   inlined_buffer_storage(target, 0, size, data, flags, GL_NONE, 0,
> +                          false, false, false, "glBufferStorage");
>   }
>   
>   
> @@ -1889,7 +1907,8 @@ void GLAPIENTRY
>   _mesa_BufferStorageMemEXT(GLenum target, GLsizeiptr size,
>                             GLuint memory, GLuint64 offset)
>   {
> -
> +   inlined_buffer_storage(target, 0, size, NULL, 0, memory, offset,
> +                          false, true, false, "glBufferStorageMemEXT");
>   }
>   
>   
> @@ -1897,7 +1916,8 @@ void GLAPIENTRY
>   _mesa_BufferStorageMemEXT_no_error(GLenum target, GLsizeiptr size,
>                                      GLuint memory, GLuint64 offset)
>   {
> -
> +   inlined_buffer_storage(target, 0, size, NULL, 0, memory, offset,
> +                          false, true, true, "glBufferStorageMemEXT");
>   }
>   
>   
> @@ -1908,8 +1928,8 @@ _mesa_NamedBufferStorage_no_error(GLuint buffer, GLsizeiptr size,
>      /* In direct state access, buffer objects have an unspecified target
>       * since they are not required to be bound.
>       */
> -   inlined_buffer_storage(GL_NONE, buffer, size, data, flags, true, true,
> -                          "glNamedBufferStorage");
> +   inlined_buffer_storage(GL_NONE, buffer, size, data, flags, GL_NONE, 0,
> +                          true, false, true, "glNamedBufferStorage");
>   }
>   
>   
> @@ -1920,8 +1940,8 @@ _mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid *data,
>      /* In direct state access, buffer objects have an unspecified target
>       * since they are not required to be bound.
>       */
> -   inlined_buffer_storage(GL_NONE, buffer, size, data, flags, true, false,
> -                          "glNamedBufferStorage");
> +   inlined_buffer_storage(GL_NONE, buffer, size, data, flags, GL_NONE, 0,
> +                          true, false, false, "glNamedBufferStorage");
>   }
>   
>   
> @@ -1929,7 +1949,8 @@ void GLAPIENTRY
>   _mesa_NamedBufferStorageMemEXT(GLuint buffer, GLsizeiptr size,
>                                  GLuint memory, GLuint64 offset)
>   {
> -
> +   inlined_buffer_storage(GL_NONE, buffer, size, GL_NONE, 0, memory, offset,
> +                          true, true, false, "glNamedBufferStorageMemEXT");
>   }
>   
>   
> @@ -1937,7 +1958,8 @@ void GLAPIENTRY
>   _mesa_NamedBufferStorageMemEXT_no_error(GLuint buffer, GLsizeiptr size,
>                                           GLuint memory, GLuint64 offset)
>   {
> -
> +   inlined_buffer_storage(GL_NONE, buffer, size, GL_NONE, 0, memory, offset,
> +                          true, true, true, "glNamedBufferStorageMemEXT");
>   }
>   
>   
> diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h
> index 085305c..4454d67 100644
> --- a/src/mesa/main/bufferobj.h
> +++ b/src/mesa/main/bufferobj.h
> @@ -151,6 +151,9 @@ _mesa_ClearBufferSubData_sw(struct gl_context *ctx,
>                               const GLvoid *clearValue,
>                               GLsizeiptr clearValueSize,
>                               struct gl_buffer_object *bufObj);
> +extern void
> +_mesa_bufferstorage_mem(GLenum target, GLsizeiptr size,
> +                        const GLvoid *data, GLbitfield flags);

Where is the function declared?

>   
>   /*
>    * API functions
> 


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