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-rw-r--r--src/egl/drivers/dri2/egl_dri2.c108
-rw-r--r--src/egl/main/eglimage.c48
-rw-r--r--src/egl/main/eglimage.h2
3 files changed, 147 insertions, 11 deletions
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index 8f0f1b323a7..177b5471284 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -87,6 +87,10 @@
#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
+
static void
dri_set_background_context(void *loaderPrivate)
{
@@ -1987,6 +1991,37 @@ dri2_check_dma_buf_attribs(const _EGLImageAttribs *attrs)
}
}
+ /**
+ * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
+ * attribute values may be given.
+ *
+ * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
+ * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
+ */
+ for (i = 0; i < DMA_BUF_MAX_PLANES; ++i) {
+ if (attrs->DMABufPlaneModifiersLo[i].IsPresent !=
+ attrs->DMABufPlaneModifiersHi[i].IsPresent) {
+ _eglError(EGL_BAD_PARAMETER, "modifier attribute lo or hi missing");
+ return EGL_FALSE;
+ }
+ }
+
+ /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
+ * mandate it, we only accept the same modifier across all planes. */
+ for (i = 1; i < DMA_BUF_MAX_PLANES; ++i) {
+ if (attrs->DMABufPlaneFds[i].IsPresent) {
+ if ((attrs->DMABufPlaneModifiersLo[0].IsPresent !=
+ attrs->DMABufPlaneModifiersLo[i].IsPresent) ||
+ (attrs->DMABufPlaneModifiersLo[0].Value !=
+ attrs->DMABufPlaneModifiersLo[i].Value) ||
+ (attrs->DMABufPlaneModifiersHi[0].Value !=
+ attrs->DMABufPlaneModifiersHi[i].Value)) {
+ _eglError(EGL_BAD_PARAMETER, "modifier attributes not equal");
+ return EGL_FALSE;
+ }
+ }
+ }
+
return EGL_TRUE;
}
@@ -2095,7 +2130,25 @@ dri2_check_dma_buf_format(const _EGLImageAttribs *attrs)
for (i = plane_n; i < DMA_BUF_MAX_PLANES; ++i) {
if (attrs->DMABufPlaneFds[i].IsPresent ||
attrs->DMABufPlaneOffsets[i].IsPresent ||
- attrs->DMABufPlanePitches[i].IsPresent) {
+ attrs->DMABufPlanePitches[i].IsPresent ||
+ attrs->DMABufPlaneModifiersLo[i].IsPresent ||
+ attrs->DMABufPlaneModifiersHi[i].IsPresent) {
+
+ /**
+ * The modifiers extension spec says:
+ *
+ * "Modifiers may modify any attribute of a buffer import, including
+ * but not limited to adding extra planes to a format which
+ * otherwise does not have those planes. As an example, a modifier
+ * may add a plane for an external compression buffer to a
+ * single-plane format. The exact meaning and effect of any
+ * modifier is canonically defined by drm_fourcc.h, not as part of
+ * this extension."
+ */
+ if (attrs->DMABufPlaneModifiersLo[i].IsPresent &&
+ attrs->DMABufPlaneModifiersHi[i].IsPresent)
+ continue;
+
_eglError(EGL_BAD_ATTRIBUTE, "too many plane attributes");
return 0;
}
@@ -2128,6 +2181,8 @@ dri2_create_image_dma_buf(_EGLDisplay *disp, _EGLContext *ctx,
int fds[DMA_BUF_MAX_PLANES];
int pitches[DMA_BUF_MAX_PLANES];
int offsets[DMA_BUF_MAX_PLANES];
+ uint64_t modifier;
+ bool has_modifier = false;
unsigned error;
/**
@@ -2160,16 +2215,47 @@ dri2_create_image_dma_buf(_EGLDisplay *disp, _EGLContext *ctx,
offsets[i] = attrs.DMABufPlaneOffsets[i].Value;
}
- dri_image =
- dri2_dpy->image->createImageFromDmaBufs(dri2_dpy->dri_screen,
- attrs.Width, attrs.Height, attrs.DMABufFourCC.Value,
- fds, num_fds, pitches, offsets,
- attrs.DMABufYuvColorSpaceHint.Value,
- attrs.DMABufSampleRangeHint.Value,
- attrs.DMABufChromaHorizontalSiting.Value,
- attrs.DMABufChromaVerticalSiting.Value,
- &error,
- NULL);
+ /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
+ * will be present in attrs.DMABufPlaneModifiersLo[0] and
+ * attrs.DMABufPlaneModifiersHi[0] */
+ if (attrs.DMABufPlaneModifiersLo[0].IsPresent) {
+ modifier =
+ ((uint64_t) attrs.DMABufPlaneModifiersHi[0].Value << 32) |
+ attrs.DMABufPlaneModifiersLo[0].Value;
+ has_modifier = true;
+ } else {
+ modifier = DRM_FORMAT_MOD_INVALID;
+ }
+
+ if (has_modifier) {
+ if (dri2_dpy->image->base.version < 15 ||
+ dri2_dpy->image->createImageFromDmaBufs2 == NULL) {
+ _eglError(EGL_BAD_MATCH, "unsupported dma_buf format modifier");
+ return EGL_NO_IMAGE_KHR;
+ }
+ dri_image =
+ dri2_dpy->image->createImageFromDmaBufs2(dri2_dpy->dri_screen,
+ attrs.Width, attrs.Height, attrs.DMABufFourCC.Value,
+ modifier, fds, num_fds, pitches, offsets,
+ attrs.DMABufYuvColorSpaceHint.Value,
+ attrs.DMABufSampleRangeHint.Value,
+ attrs.DMABufChromaHorizontalSiting.Value,
+ attrs.DMABufChromaVerticalSiting.Value,
+ &error,
+ NULL);
+ }
+ else {
+ dri_image =
+ dri2_dpy->image->createImageFromDmaBufs(dri2_dpy->dri_screen,
+ attrs.Width, attrs.Height, attrs.DMABufFourCC.Value,
+ fds, num_fds, pitches, offsets,
+ attrs.DMABufYuvColorSpaceHint.Value,
+ attrs.DMABufSampleRangeHint.Value,
+ attrs.DMABufChromaHorizontalSiting.Value,
+ attrs.DMABufChromaVerticalSiting.Value,
+ &error,
+ NULL);
+ }
dri2_create_image_khr_texture_error(error);
if (!dri_image)
diff --git a/src/egl/main/eglimage.c b/src/egl/main/eglimage.c
index fed390a4982..c558f2f02b0 100644
--- a/src/egl/main/eglimage.c
+++ b/src/egl/main/eglimage.c
@@ -106,6 +106,18 @@ _eglParseImageAttribList(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
attrs->DMABufPlanePitches[0].Value = val;
attrs->DMABufPlanePitches[0].IsPresent = EGL_TRUE;
break;
+ case EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersLo[0].Value = val;
+ attrs->DMABufPlaneModifiersLo[0].IsPresent = EGL_TRUE;
+ break;
+ case EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersHi[0].Value = val;
+ attrs->DMABufPlaneModifiersHi[0].IsPresent = EGL_TRUE;
+ break;
case EGL_DMA_BUF_PLANE1_FD_EXT:
attrs->DMABufPlaneFds[1].Value = val;
attrs->DMABufPlaneFds[1].IsPresent = EGL_TRUE;
@@ -118,6 +130,18 @@ _eglParseImageAttribList(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
attrs->DMABufPlanePitches[1].Value = val;
attrs->DMABufPlanePitches[1].IsPresent = EGL_TRUE;
break;
+ case EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersLo[1].Value = val;
+ attrs->DMABufPlaneModifiersLo[1].IsPresent = EGL_TRUE;
+ break;
+ case EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersHi[1].Value = val;
+ attrs->DMABufPlaneModifiersHi[1].IsPresent = EGL_TRUE;
+ break;
case EGL_DMA_BUF_PLANE2_FD_EXT:
attrs->DMABufPlaneFds[2].Value = val;
attrs->DMABufPlaneFds[2].IsPresent = EGL_TRUE;
@@ -130,6 +154,18 @@ _eglParseImageAttribList(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
attrs->DMABufPlanePitches[2].Value = val;
attrs->DMABufPlanePitches[2].IsPresent = EGL_TRUE;
break;
+ case EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersLo[2].Value = val;
+ attrs->DMABufPlaneModifiersLo[2].IsPresent = EGL_TRUE;
+ break;
+ case EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersHi[2].Value = val;
+ attrs->DMABufPlaneModifiersHi[2].IsPresent = EGL_TRUE;
+ break;
case EGL_DMA_BUF_PLANE3_FD_EXT:
if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
err = EGL_BAD_PARAMETER;
@@ -148,6 +184,18 @@ _eglParseImageAttribList(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
attrs->DMABufPlanePitches[3].Value = val;
attrs->DMABufPlanePitches[3].IsPresent = EGL_TRUE;
break;
+ case EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersLo[3].Value = val;
+ attrs->DMABufPlaneModifiersLo[3].IsPresent = EGL_TRUE;
+ break;
+ case EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT:
+ if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
+ err = EGL_BAD_PARAMETER;
+ attrs->DMABufPlaneModifiersHi[3].Value = val;
+ attrs->DMABufPlaneModifiersHi[3].IsPresent = EGL_TRUE;
+ break;
case EGL_YUV_COLOR_SPACE_HINT_EXT:
if (val != EGL_ITU_REC601_EXT && val != EGL_ITU_REC709_EXT &&
val != EGL_ITU_REC2020_EXT) {
diff --git a/src/egl/main/eglimage.h b/src/egl/main/eglimage.h
index a909d9b5889..eb66280ff96 100644
--- a/src/egl/main/eglimage.h
+++ b/src/egl/main/eglimage.h
@@ -73,6 +73,8 @@ struct _egl_image_attribs
struct _egl_image_attrib_int DMABufPlaneFds[DMA_BUF_MAX_PLANES];
struct _egl_image_attrib_int DMABufPlaneOffsets[DMA_BUF_MAX_PLANES];
struct _egl_image_attrib_int DMABufPlanePitches[DMA_BUF_MAX_PLANES];
+ struct _egl_image_attrib_int DMABufPlaneModifiersLo[DMA_BUF_MAX_PLANES];
+ struct _egl_image_attrib_int DMABufPlaneModifiersHi[DMA_BUF_MAX_PLANES];
struct _egl_image_attrib_int DMABufYuvColorSpaceHint;
struct _egl_image_attrib_int DMABufSampleRangeHint;
struct _egl_image_attrib_int DMABufChromaHorizontalSiting;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 02:33:45 +0000