#include <sys/stat.h>
#ifdef HAVE_WAYLAND_PLATFORM
+#include <wayland-client.h>
#include "wayland-drm.h"
#include "wayland-drm-client-protocol.h"
#include "linux-dmabuf-unstable-v1-client-protocol.h"
#include "util/u_vector.h"
#include "mapi/glapi/glapi.h"
-/* The kernel header drm_fourcc.h defines the DRM formats below. We duplicate
- * some of the definitions here so that building Mesa won't bleeding-edge
- * kernel headers.
- */
-#ifndef DRM_FORMAT_R8
-#define DRM_FORMAT_R8 fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
-#endif
-
-#ifndef DRM_FORMAT_RG88
-#define DRM_FORMAT_RG88 fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
-#endif
-
-#ifndef DRM_FORMAT_GR88
-#define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
-#endif
-
-#ifndef DRM_FORMAT_R16
-#define DRM_FORMAT_R16 fourcc_code('R', '1', '6', ' ') /* [15:0] R 16 little endian */
-#endif
-
-#ifndef DRM_FORMAT_GR1616
-#define DRM_FORMAT_GR1616 fourcc_code('G', 'R', '3', '2') /* [31:0] R:G 16:16 little endian */
-#endif
-
-#ifndef DRM_FORMAT_MOD_INVALID
-#define DRM_FORMAT_MOD_INVALID ((1ULL<<56) - 1)
-#endif
-
#define NUM_ATTRIBS 12
static void
_eglSetConfigKey(&base, EGL_MAX_PBUFFER_HEIGHT,
_EGL_MAX_PBUFFER_HEIGHT);
break;
-
+ case __DRI_ATTRIB_MUTABLE_RENDER_BUFFER:
+ if (disp->Extensions.KHR_mutable_render_buffer)
+ surface_type |= EGL_MUTABLE_RENDER_BUFFER_BIT_KHR;
+ break;
default:
key = dri2_to_egl_attribute_map[attrib];
if (key != 0)
_eglLinkConfig(&conf->base);
}
else {
- assert(0);
+ unreachable("duplicates should not be possible");
return NULL;
}
{ __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
{ __DRI2_FLUSH_CONTROL, 1, offsetof(struct dri2_egl_display, flush_control) },
{ __DRI2_BLOB, 1, offsetof(struct dri2_egl_display, blob) },
+ { __DRI_MUTABLE_RENDER_BUFFER_DRIVER, 1, offsetof(struct dri2_egl_display, mutable_render_buffer) },
{ NULL, 0, 0 }
};
if (!dri2_bind_extensions(dri2_dpy, mandatory_core_extensions, extensions, false))
return EGL_FALSE;
-#ifdef HAVE_DRI3
+#ifdef HAVE_DRI3_MODIFIERS
dri2_dpy->multibuffers_available =
(dri2_dpy->dri3_major_version > 1 || (dri2_dpy->dri3_major_version == 1 &&
dri2_dpy->dri3_minor_version >= 2)) &&
break;
default:
- assert(0);
+ assert(!"unknown dri_error code");
egl_error = EGL_BAD_MATCH;
break;
}
dri_config = dri2_config->dri_config[1][0];
else
dri_config = dri2_config->dri_config[0][0];
-
- /* EGL_WINDOW_BIT is set only when there is a double-buffered dri_config.
- * This makes sure the back buffer will always be used.
- */
- if (conf->SurfaceType & EGL_WINDOW_BIT)
- dri2_ctx->base.WindowRenderBuffer = EGL_BACK_BUFFER;
}
else
dri_config = NULL;
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
+ _EGLDisplay *old_disp = NULL;
+ struct dri2_egl_display *old_dri2_dpy = NULL;
_EGLContext *old_ctx;
_EGLSurface *old_dsurf, *old_rsurf;
_EGLSurface *tmp_dsurf, *tmp_rsurf;
return EGL_FALSE;
}
+ if (old_ctx) {
+ old_disp = old_ctx->Resource.Display;
+ old_dri2_dpy = dri2_egl_display(old_disp);
+ }
+
/* flush before context switch */
if (old_ctx)
dri2_gl_flush();
if (old_dsurf)
dri2_surf_update_fence_fd(old_ctx, disp, old_dsurf);
+
+ /* Disable shared buffer mode */
+ if (old_dsurf && _eglSurfaceInSharedBufferMode(old_dsurf) &&
+ old_dri2_dpy->vtbl->set_shared_buffer_mode) {
+ old_dri2_dpy->vtbl->set_shared_buffer_mode(old_disp, old_dsurf, false);
+ }
+
dri2_dpy->core->unbindContext(old_cctx);
}
unbind = (cctx == NULL && ddraw == NULL && rdraw == NULL);
- if (unbind || dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) {
- dri2_destroy_surface(drv, disp, old_dsurf);
- dri2_destroy_surface(drv, disp, old_rsurf);
-
- if (!unbind)
- dri2_dpy->ref_count++;
- if (old_ctx) {
- EGLDisplay old_disp = _eglGetDisplayHandle(old_ctx->Resource.Display);
- dri2_destroy_context(drv, disp, old_ctx);
- dri2_display_release(old_disp);
- }
-
- return EGL_TRUE;
- } else {
+ if (!unbind && !dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) {
/* undo the previous _eglBindContext */
_eglBindContext(old_ctx, old_dsurf, old_rsurf, &ctx, &tmp_dsurf, &tmp_rsurf);
assert(&dri2_ctx->base == ctx &&
tmp_dsurf == dsurf &&
tmp_rsurf == rsurf);
+ if (old_dsurf && _eglSurfaceInSharedBufferMode(old_dsurf) &&
+ old_dri2_dpy->vtbl->set_shared_buffer_mode) {
+ old_dri2_dpy->vtbl->set_shared_buffer_mode(old_disp, old_dsurf, true);
+ }
+
_eglPutSurface(dsurf);
_eglPutSurface(rsurf);
_eglPutContext(ctx);
*/
return _eglError(EGL_BAD_MATCH, "eglMakeCurrent");
}
+
+ dri2_destroy_surface(drv, disp, old_dsurf);
+ dri2_destroy_surface(drv, disp, old_rsurf);
+
+ if (!unbind)
+ dri2_dpy->ref_count++;
+
+ if (old_ctx) {
+ dri2_destroy_context(drv, disp, old_ctx);
+ dri2_display_release(old_disp);
+ }
+
+ if (dsurf && _eglSurfaceHasMutableRenderBuffer(dsurf) &&
+ dri2_dpy->vtbl->set_shared_buffer_mode) {
+ /* Always update the shared buffer mode. This is obviously needed when
+ * the active EGL_RENDER_BUFFER is EGL_SINGLE_BUFFER. When
+ * EGL_RENDER_BUFFER is EGL_BACK_BUFFER, the update protects us in the
+ * case where external non-EGL API may have changed window's shared
+ * buffer mode since we last saw it.
+ */
+ bool mode = (dsurf->ActiveRenderBuffer == EGL_SINGLE_BUFFER);
+ dri2_dpy->vtbl->set_shared_buffer_mode(disp, dsurf, mode);
+ }
+
+ return EGL_TRUE;
}
__DRIdrawable *
target = GL_TEXTURE_2D;
break;
default:
- assert(0);
+ assert(!"missing texture target");
}
if (dri2_dpy->tex_buffer->base.version >= 3 &&
case __DRI_IMAGE_ERROR_BAD_ACCESS:
return EGL_BAD_ACCESS;
default:
- assert(0);
+ assert(!"unknown dri_error code");
return EGL_BAD_ALLOC;
}
}
return EGL_TRUE;
}
-/* Returns the total number of file descriptors. Zero indicates an error. */
+/* Returns the total number of planes for the format or zero if it isn't a
+ * valid fourcc format.
+ */
static unsigned
-dri2_check_dma_buf_format(const _EGLImageAttribs *attrs)
+dri2_num_fourcc_format_planes(EGLint format)
{
- unsigned plane_n;
-
- switch (attrs->DMABufFourCC.Value) {
+ switch (format) {
case DRM_FORMAT_R8:
case DRM_FORMAT_RG88:
case DRM_FORMAT_GR88:
case DRM_FORMAT_YVYU:
case DRM_FORMAT_UYVY:
case DRM_FORMAT_VYUY:
- plane_n = 1;
- break;
+ return 1;
+
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV21:
case DRM_FORMAT_NV16:
case DRM_FORMAT_NV61:
- plane_n = 2;
- break;
+ return 2;
+
case DRM_FORMAT_YUV410:
case DRM_FORMAT_YVU410:
case DRM_FORMAT_YUV411:
case DRM_FORMAT_YVU422:
case DRM_FORMAT_YUV444:
case DRM_FORMAT_YVU444:
- plane_n = 3;
- break;
+ return 3;
+
default:
+ return 0;
+ }
+}
+
+/* Returns the total number of file descriptors. Zero indicates an error. */
+static unsigned
+dri2_check_dma_buf_format(const _EGLImageAttribs *attrs)
+{
+ unsigned plane_n = dri2_num_fourcc_format_planes(attrs->DMABufFourCC.Value);
+ if (plane_n == 0) {
_eglError(EGL_BAD_ATTRIBUTE, "invalid format");
return 0;
}
formats, count))
return EGL_FALSE;
+ if (max > 0) {
+ /* Assert that all of the formats returned are actually fourcc formats.
+ * Some day, if we want the internal interface function to be able to
+ * return the fake fourcc formats defined in dri_interface.h, we'll have
+ * to do something more clever here to pair the list down to just real
+ * fourcc formats so that we don't leak the fake internal ones.
+ */
+ for (int i = 0; i < *count; i++) {
+ assert(dri2_num_fourcc_format_planes(formats[i]) > 0);
+ }
+ }
+
return EGL_TRUE;
}
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ if (dri2_num_fourcc_format_planes(format) == 0)
+ return _eglError(EGL_BAD_PARAMETER, "invalid fourcc format");
+
if (max < 0)
return _eglError(EGL_BAD_PARAMETER, "invalid value for max count of formats");
* will be present in attrs.DMABufPlaneModifiersLo[0] and
* attrs.DMABufPlaneModifiersHi[0] */
if (attrs.DMABufPlaneModifiersLo[0].IsPresent) {
- modifier = (uint64_t) attrs.DMABufPlaneModifiersHi[0].Value << 32;
- modifier |= (uint64_t) (attrs.DMABufPlaneModifiersLo[0].Value & 0xffffffff);
+ modifier = combine_u32_into_u64(attrs.DMABufPlaneModifiersHi[0].Value,
+ attrs.DMABufPlaneModifiersLo[0].Value);
has_modifier = true;
}
return EGL_TRUE;
}
+/**
+ * Checks if we can support EGL_MESA_image_dma_buf_export on this image.
+
+ * The spec provides a boolean return for the driver to reject exporting for
+ * basically any reason, but doesn't specify any particular error cases. For
+ * now, we just fail if we don't have a DRM fourcc for the format.
+ */
+static bool
+dri2_can_export_dma_buf_image(_EGLDisplay *disp, _EGLImage *img)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_image *dri2_img = dri2_egl_image(img);
+ EGLint fourcc;
+
+ if (!dri2_dpy->image->queryImage(dri2_img->dri_image,
+ __DRI_IMAGE_ATTRIB_FOURCC, &fourcc)) {
+ return false;
+ }
+
+ return true;
+}
+
static EGLBoolean
dri2_export_dma_buf_image_query_mesa(_EGLDriver *drv, _EGLDisplay *disp,
_EGLImage *img,
(void) drv;
+ if (!dri2_can_export_dma_buf_image(disp, img))
+ return EGL_FALSE;
if (nplanes)
dri2_dpy->image->queryImage(dri2_img->dri_image,
(void) drv;
+ if (!dri2_can_export_dma_buf_image(disp, img))
+ return EGL_FALSE;
+
/* rework later to provide multiple fds/strides/offsets */
if (fds)
dri2_dpy->image->queryImage(dri2_img->dri_image,
/**
* This is the main entrypoint into the driver, called by libEGL.
- * Create a new _EGLDriver object and init its dispatch table.
+ * Gets an _EGLDriver object and init its dispatch table.
*/
-_EGLDriver *
-_eglBuiltInDriver(void)
+void
+_eglInitDriver(_EGLDriver *dri2_drv)
{
- _EGLDriver *dri2_drv = calloc(1, sizeof *dri2_drv);
- if (!dri2_drv)
- return NULL;
-
- _eglInitDriverFallbacks(dri2_drv);
dri2_drv->API.Initialize = dri2_initialize;
dri2_drv->API.Terminate = dri2_terminate;
dri2_drv->API.CreateContext = dri2_create_context;
dri2_drv->API.GLInteropExportObject = dri2_interop_export_object;
dri2_drv->API.DupNativeFenceFDANDROID = dri2_dup_native_fence_fd;
dri2_drv->API.SetBlobCacheFuncsANDROID = dri2_set_blob_cache_funcs;
-
- dri2_drv->Name = "DRI2";
-
- return dri2_drv;
}