diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/state_trackers/dri/drm/dri2.c | 469 |
1 files changed, 286 insertions, 183 deletions
diff --git a/src/gallium/state_trackers/dri/drm/dri2.c b/src/gallium/state_trackers/dri/drm/dri2.c index 7dccc5e0ef3..124d91bd00c 100644 --- a/src/gallium/state_trackers/dri/drm/dri2.c +++ b/src/gallium/state_trackers/dri/drm/dri2.c @@ -201,32 +201,192 @@ dri2_drawable_get_buffers(struct dri_drawable *drawable, return buffers; } -/** - * Process __DRIbuffer and convert them into pipe_resources. +static bool +dri_image_drawable_get_buffers(struct dri_drawable *drawable, + struct __DRIimageList *images, + const enum st_attachment_type *statts, + unsigned statts_count) +{ + __DRIdrawable *dPriv = drawable->dPriv; + __DRIscreen *sPriv = drawable->sPriv; + unsigned int image_format = __DRI_IMAGE_FORMAT_NONE; + enum pipe_format pf; + uint32_t buffer_mask = 0; + unsigned i, bind; + + for (i = 0; i < statts_count; i++) { + dri_drawable_get_format(drawable, statts[i], &pf, &bind); + if (pf == PIPE_FORMAT_NONE) + continue; + + switch (statts[i]) { + case ST_ATTACHMENT_FRONT_LEFT: + buffer_mask |= __DRI_IMAGE_BUFFER_FRONT; + break; + case ST_ATTACHMENT_BACK_LEFT: + buffer_mask |= __DRI_IMAGE_BUFFER_BACK; + break; + default: + continue; + } + + switch (pf) { + case PIPE_FORMAT_B5G6R5_UNORM: + image_format = __DRI_IMAGE_FORMAT_RGB565; + break; + case PIPE_FORMAT_B8G8R8X8_UNORM: + image_format = __DRI_IMAGE_FORMAT_XRGB8888; + break; + case PIPE_FORMAT_B8G8R8A8_UNORM: + image_format = __DRI_IMAGE_FORMAT_ARGB8888; + break; + case PIPE_FORMAT_R8G8B8A8_UNORM: + image_format = __DRI_IMAGE_FORMAT_ABGR8888; + break; + default: + image_format = __DRI_IMAGE_FORMAT_NONE; + break; + } + } + + return (*sPriv->image.loader->getBuffers) (dPriv, image_format, + (uint32_t *) &drawable->base.stamp, + dPriv->loaderPrivate, buffer_mask, + images); +} + +static __DRIbuffer * +dri2_allocate_buffer(__DRIscreen *sPriv, + unsigned attachment, unsigned format, + int width, int height) +{ + struct dri_screen *screen = dri_screen(sPriv); + struct dri2_buffer *buffer; + struct pipe_resource templ; + enum pipe_format pf; + unsigned bind = 0; + struct winsys_handle whandle; + + switch (attachment) { + case __DRI_BUFFER_FRONT_LEFT: + case __DRI_BUFFER_FAKE_FRONT_LEFT: + bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW; + break; + case __DRI_BUFFER_BACK_LEFT: + bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW; + break; + case __DRI_BUFFER_DEPTH: + case __DRI_BUFFER_DEPTH_STENCIL: + case __DRI_BUFFER_STENCIL: + bind = PIPE_BIND_DEPTH_STENCIL; /* XXX sampler? */ + break; + } + + /* because we get the handle and stride */ + bind |= PIPE_BIND_SHARED; + + switch (format) { + case 32: + pf = PIPE_FORMAT_B8G8R8A8_UNORM; + break; + case 24: + pf = PIPE_FORMAT_B8G8R8X8_UNORM; + break; + case 16: + pf = PIPE_FORMAT_Z16_UNORM; + break; + default: + return NULL; + } + + buffer = CALLOC_STRUCT(dri2_buffer); + if (!buffer) + return NULL; + + memset(&templ, 0, sizeof(templ)); + templ.bind = bind; + templ.format = pf; + templ.target = PIPE_TEXTURE_2D; + templ.last_level = 0; + templ.width0 = width; + templ.height0 = height; + templ.depth0 = 1; + templ.array_size = 1; + + buffer->resource = + screen->base.screen->resource_create(screen->base.screen, &templ); + if (!buffer->resource) { + FREE(buffer); + return NULL; + } + + memset(&whandle, 0, sizeof(whandle)); + whandle.type = DRM_API_HANDLE_TYPE_SHARED; + screen->base.screen->resource_get_handle(screen->base.screen, + buffer->resource, &whandle); + + buffer->base.attachment = attachment; + buffer->base.name = whandle.handle; + buffer->base.cpp = util_format_get_blocksize(pf); + buffer->base.pitch = whandle.stride; + + return &buffer->base; +} + +static void +dri2_release_buffer(__DRIscreen *sPriv, __DRIbuffer *bPriv) +{ + struct dri2_buffer *buffer = dri2_buffer(bPriv); + + pipe_resource_reference(&buffer->resource, NULL); + FREE(buffer); +} + +/* + * Backend functions for st_framebuffer interface. */ + static void -dri2_drawable_process_buffers(struct dri_context *ctx, - struct dri_drawable *drawable, - __DRIbuffer *buffers, unsigned buffer_count, - const enum st_attachment_type *atts, - unsigned att_count) +dri2_allocate_textures(struct dri_context *ctx, + struct dri_drawable *drawable, + const enum st_attachment_type *statts, + unsigned statts_count) { - struct dri_screen *screen = dri_screen(drawable->sPriv); + __DRIscreen *sPriv = drawable->sPriv; __DRIdrawable *dri_drawable = drawable->dPriv; + struct dri_screen *screen = dri_screen(sPriv); struct pipe_resource templ; - struct winsys_handle whandle; boolean alloc_depthstencil = FALSE; unsigned i, j, bind; + const __DRIimageLoaderExtension *image = sPriv->image.loader; + /* Image specific variables */ + struct __DRIimageList images; + /* Dri2 specific variables */ + __DRIbuffer *buffers; + struct winsys_handle whandle; + unsigned num_buffers = statts_count; - if (drawable->old_num == buffer_count && - drawable->old_w == dri_drawable->w && - drawable->old_h == dri_drawable->h && - memcmp(drawable->old, buffers, sizeof(__DRIbuffer) * buffer_count) == 0) - return; + /* First get the buffers from the loader */ + if (image) { + if (!dri_image_drawable_get_buffers(drawable, &images, + statts, statts_count)) + return; + } + else { + buffers = dri2_drawable_get_buffers(drawable, statts, &num_buffers); + if (!buffers || (drawable->old_num == num_buffers && + drawable->old_w == dri_drawable->w && + drawable->old_h == dri_drawable->h && + memcmp(drawable->old, buffers, + sizeof(__DRIbuffer) * num_buffers) == 0)) + return; + } + + /* Second clean useless resources*/ /* See if we need a depth-stencil buffer. */ - for (i = 0; i < att_count; i++) { - if (atts[i] == ST_ATTACHMENT_DEPTH_STENCIL) { + for (i = 0; i < statts_count; i++) { + if (statts[i] == ST_ATTACHMENT_DEPTH_STENCIL) { alloc_depthstencil = TRUE; break; } @@ -255,8 +415,8 @@ dri2_drawable_process_buffers(struct dri_context *ctx, /* Don't delete MSAA resources for the attachments which are enabled, * we can reuse them. */ - for (j = 0; j < att_count; j++) { - if (i == atts[j]) { + for (j = 0; j < statts_count; j++) { + if (i == statts[j]) { del = FALSE; break; } @@ -268,80 +428,115 @@ dri2_drawable_process_buffers(struct dri_context *ctx, } } + /* Third use the buffers retrieved to fill the drawable info */ + memset(&templ, 0, sizeof(templ)); templ.target = screen->target; templ.last_level = 0; - templ.width0 = dri_drawable->w; - templ.height0 = dri_drawable->h; templ.depth0 = 1; templ.array_size = 1; - memset(&whandle, 0, sizeof(whandle)); + if (image) { + if (images.image_mask & __DRI_IMAGE_BUFFER_FRONT) { + struct pipe_resource **buf = + &drawable->textures[ST_ATTACHMENT_FRONT_LEFT]; + struct pipe_resource *texture = images.front->texture; - /* Process DRI-provided buffers and get pipe_resources. */ - for (i = 0; i < buffer_count; i++) { - __DRIbuffer *buf = &buffers[i]; - enum st_attachment_type statt; - enum pipe_format format; + dri_drawable->w = texture->width0; + dri_drawable->h = texture->height0; - switch (buf->attachment) { - case __DRI_BUFFER_FRONT_LEFT: - if (!screen->auto_fake_front) { - continue; /* invalid attachment */ - } - /* fallthrough */ - case __DRI_BUFFER_FAKE_FRONT_LEFT: - statt = ST_ATTACHMENT_FRONT_LEFT; - break; - case __DRI_BUFFER_BACK_LEFT: - statt = ST_ATTACHMENT_BACK_LEFT; - break; - default: - continue; /* invalid attachment */ + pipe_resource_reference(buf, texture); } - dri_drawable_get_format(drawable, statt, &format, &bind); - if (format == PIPE_FORMAT_NONE) - continue; + if (images.image_mask & __DRI_IMAGE_BUFFER_BACK) { + struct pipe_resource **buf = + &drawable->textures[ST_ATTACHMENT_BACK_LEFT]; + struct pipe_resource *texture = images.back->texture; - templ.format = format; - templ.bind = bind; - whandle.type = DRM_API_HANDLE_TYPE_SHARED; - whandle.handle = buf->name; - whandle.stride = buf->pitch; + dri_drawable->w = texture->width0; + dri_drawable->h = texture->height0; + + pipe_resource_reference(buf, texture); + } + + /* Note: if there is both a back and a front buffer, + * then they have the same size. + */ + templ.width0 = dri_drawable->w; + templ.height0 = dri_drawable->h; + } + else { + memset(&whandle, 0, sizeof(whandle)); + + /* Process DRI-provided buffers and get pipe_resources. */ + for (i = 0; i < num_buffers; i++) { + __DRIbuffer *buf = &buffers[i]; + enum st_attachment_type statt; + enum pipe_format format; + + switch (buf->attachment) { + case __DRI_BUFFER_FRONT_LEFT: + if (!screen->auto_fake_front) { + continue; /* invalid attachment */ + } + /* fallthrough */ + case __DRI_BUFFER_FAKE_FRONT_LEFT: + statt = ST_ATTACHMENT_FRONT_LEFT; + break; + case __DRI_BUFFER_BACK_LEFT: + statt = ST_ATTACHMENT_BACK_LEFT; + break; + default: + continue; /* invalid attachment */ + } + + dri_drawable_get_format(drawable, statt, &format, &bind); + if (format == PIPE_FORMAT_NONE) + continue; - drawable->textures[statt] = - screen->base.screen->resource_from_handle(screen->base.screen, - &templ, &whandle); - assert(drawable->textures[statt]); + /* dri2_drawable_get_buffers has already filled dri_drawable->w + * and dri_drawable->h */ + templ.width0 = dri_drawable->w; + templ.height0 = dri_drawable->h; + templ.format = format; + templ.bind = bind; + whandle.type = DRM_API_HANDLE_TYPE_SHARED; + whandle.handle = buf->name; + whandle.stride = buf->pitch; + + drawable->textures[statt] = + screen->base.screen->resource_from_handle(screen->base.screen, + &templ, &whandle); + assert(drawable->textures[statt]); + } } /* Allocate private MSAA colorbuffers. */ if (drawable->stvis.samples > 1) { - for (i = 0; i < att_count; i++) { - enum st_attachment_type att = atts[i]; + for (i = 0; i < statts_count; i++) { + enum st_attachment_type statt = statts[i]; - if (att == ST_ATTACHMENT_DEPTH_STENCIL) + if (statt == ST_ATTACHMENT_DEPTH_STENCIL) continue; - if (drawable->textures[att]) { - templ.format = drawable->textures[att]->format; - templ.bind = drawable->textures[att]->bind; + if (drawable->textures[statt]) { + templ.format = drawable->textures[statt]->format; + templ.bind = drawable->textures[statt]->bind; templ.nr_samples = drawable->stvis.samples; /* Try to reuse the resource. * (the other resource parameters should be constant) */ - if (!drawable->msaa_textures[att] || - drawable->msaa_textures[att]->width0 != templ.width0 || - drawable->msaa_textures[att]->height0 != templ.height0) { + if (!drawable->msaa_textures[statt] || + drawable->msaa_textures[statt]->width0 != templ.width0 || + drawable->msaa_textures[statt]->height0 != templ.height0) { /* Allocate a new one. */ - pipe_resource_reference(&drawable->msaa_textures[att], NULL); + pipe_resource_reference(&drawable->msaa_textures[statt], NULL); - drawable->msaa_textures[att] = + drawable->msaa_textures[statt] = screen->base.screen->resource_create(screen->base.screen, &templ); - assert(drawable->msaa_textures[att]); + assert(drawable->msaa_textures[statt]); /* If there are any MSAA resources, we should initialize them * such that they contain the same data as the single-sample @@ -354,24 +549,24 @@ dri2_drawable_process_buffers(struct dri_context *ctx, * */ dri_pipe_blit(ctx->st->pipe, - drawable->msaa_textures[att], - drawable->textures[att]); + drawable->msaa_textures[statt], + drawable->textures[statt]); } } else { - pipe_resource_reference(&drawable->msaa_textures[att], NULL); + pipe_resource_reference(&drawable->msaa_textures[statt], NULL); } } } /* Allocate a private depth-stencil buffer. */ if (alloc_depthstencil) { - enum st_attachment_type att = ST_ATTACHMENT_DEPTH_STENCIL; + enum st_attachment_type statt = ST_ATTACHMENT_DEPTH_STENCIL; struct pipe_resource **zsbuf; enum pipe_format format; unsigned bind; - dri_drawable_get_format(drawable, att, &format, &bind); + dri_drawable_get_format(drawable, statt, &format, &bind); if (format) { templ.format = format; @@ -379,11 +574,11 @@ dri2_drawable_process_buffers(struct dri_context *ctx, if (drawable->stvis.samples > 1) { templ.nr_samples = drawable->stvis.samples; - zsbuf = &drawable->msaa_textures[att]; + zsbuf = &drawable->msaa_textures[statt]; } else { templ.nr_samples = 0; - zsbuf = &drawable->textures[att]; + zsbuf = &drawable->textures[statt]; } /* Try to reuse the resource. @@ -400,121 +595,24 @@ dri2_drawable_process_buffers(struct dri_context *ctx, } } else { - pipe_resource_reference(&drawable->msaa_textures[att], NULL); - pipe_resource_reference(&drawable->textures[att], NULL); + pipe_resource_reference(&drawable->msaa_textures[statt], NULL); + pipe_resource_reference(&drawable->textures[statt], NULL); } } - drawable->old_num = buffer_count; - drawable->old_w = dri_drawable->w; - drawable->old_h = dri_drawable->h; - memcpy(drawable->old, buffers, sizeof(__DRIbuffer) * buffer_count); -} - -static __DRIbuffer * -dri2_allocate_buffer(__DRIscreen *sPriv, - unsigned attachment, unsigned format, - int width, int height) -{ - struct dri_screen *screen = dri_screen(sPriv); - struct dri2_buffer *buffer; - struct pipe_resource templ; - enum pipe_format pf; - unsigned bind = 0; - struct winsys_handle whandle; - - switch (attachment) { - case __DRI_BUFFER_FRONT_LEFT: - case __DRI_BUFFER_FAKE_FRONT_LEFT: - bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW; - break; - case __DRI_BUFFER_BACK_LEFT: - bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW; - break; - case __DRI_BUFFER_DEPTH: - case __DRI_BUFFER_DEPTH_STENCIL: - case __DRI_BUFFER_STENCIL: - bind = PIPE_BIND_DEPTH_STENCIL; /* XXX sampler? */ - break; - } - - /* because we get the handle and stride */ - bind |= PIPE_BIND_SHARED; - - switch (format) { - case 32: - pf = PIPE_FORMAT_B8G8R8A8_UNORM; - break; - case 24: - pf = PIPE_FORMAT_B8G8R8X8_UNORM; - break; - case 16: - pf = PIPE_FORMAT_Z16_UNORM; - break; - default: - return NULL; - } - - buffer = CALLOC_STRUCT(dri2_buffer); - if (!buffer) - return NULL; - - memset(&templ, 0, sizeof(templ)); - templ.bind = bind; - templ.format = pf; - templ.target = PIPE_TEXTURE_2D; - templ.last_level = 0; - templ.width0 = width; - templ.height0 = height; - templ.depth0 = 1; - templ.array_size = 1; - - buffer->resource = - screen->base.screen->resource_create(screen->base.screen, &templ); - if (!buffer->resource) { - FREE(buffer); - return NULL; + /* For DRI2, we may get the same buffers again from the server. + * To prevent useless imports of gem names, drawable->old* is used + * to bypass the import if we get the same buffers. This doesn't apply + * to DRI3/Wayland, users of image.loader, since the buffer is managed + * by the client (no import), and the back buffer is going to change + * at every redraw. + */ + if (!image) { + drawable->old_num = num_buffers; + drawable->old_w = dri_drawable->w; + drawable->old_h = dri_drawable->h; + memcpy(drawable->old, buffers, sizeof(__DRIbuffer) * num_buffers); } - - memset(&whandle, 0, sizeof(whandle)); - whandle.type = DRM_API_HANDLE_TYPE_SHARED; - screen->base.screen->resource_get_handle(screen->base.screen, - buffer->resource, &whandle); - - buffer->base.attachment = attachment; - buffer->base.name = whandle.handle; - buffer->base.cpp = util_format_get_blocksize(pf); - buffer->base.pitch = whandle.stride; - - return &buffer->base; -} - -static void -dri2_release_buffer(__DRIscreen *sPriv, __DRIbuffer *bPriv) -{ - struct dri2_buffer *buffer = dri2_buffer(bPriv); - - pipe_resource_reference(&buffer->resource, NULL); - FREE(buffer); -} - -/* - * Backend functions for st_framebuffer interface. - */ - -static void -dri2_allocate_textures(struct dri_context *ctx, - struct dri_drawable *drawable, - const enum st_attachment_type *statts, - unsigned statts_count) -{ - __DRIbuffer *buffers; - unsigned num_buffers = statts_count; - - buffers = dri2_drawable_get_buffers(drawable, statts, &num_buffers); - if (buffers) - dri2_drawable_process_buffers(ctx, drawable, buffers, num_buffers, - statts, statts_count); } static void @@ -523,6 +621,7 @@ dri2_flush_frontbuffer(struct dri_context *ctx, enum st_attachment_type statt) { __DRIdrawable *dri_drawable = drawable->dPriv; + const __DRIimageLoaderExtension *image = drawable->sPriv->image.loader; const __DRIdri2LoaderExtension *loader = drawable->sPriv->dri2.loader; struct pipe_context *pipe = ctx->st->pipe; @@ -542,7 +641,10 @@ dri2_flush_frontbuffer(struct dri_context *ctx, pipe->flush(pipe, NULL, 0); - if (loader->flushFrontBuffer) { + if (image) { + image->flushFrontBuffer(dri_drawable, dri_drawable->loaderPrivate); + } + else if (loader->flushFrontBuffer) { loader->flushFrontBuffer(dri_drawable, dri_drawable->loaderPrivate); } } @@ -1171,6 +1273,7 @@ const struct __DriverAPIRec driDriverAPI = { /* This is the table of extensions that the loader will dlsym() for. */ PUBLIC const __DRIextension *__driDriverExtensions[] = { &driCoreExtension.base, + &driImageDriverExtension.base, &driDRI2Extension.base, &gallium_config_options.base, NULL |