linuxOS_AP05/buildroot/package/weston/0009-HACK-gl-renderer-Workaround-dmabuf-import-attach-for.patch
2025-06-02 13:59:07 +08:00

141 lines
4.4 KiB
Diff

From 7ad7e31a02694257f3d9195001803833597b6173 Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Thu, 6 Dec 2018 18:53:05 +0800
Subject: [PATCH 09/74] HACK: gl-renderer: Workaround dmabuf import/attach for
old mali
Tested on px3se with libmali-utgard-400-r7p0-r3p0-wayland.so, the
mpp + waylandsink works.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
libweston/renderer-gl/gl-renderer-internal.h | 2 ++
libweston/renderer-gl/gl-renderer.c | 34 ++++++++++++++++----
2 files changed, 30 insertions(+), 6 deletions(-)
diff --git a/libweston/renderer-gl/gl-renderer-internal.h b/libweston/renderer-gl/gl-renderer-internal.h
index 72101b4..e7e1693 100644
--- a/libweston/renderer-gl/gl-renderer-internal.h
+++ b/libweston/renderer-gl/gl-renderer-internal.h
@@ -186,6 +186,8 @@ struct gl_renderer {
*/
struct wl_list shader_list;
struct weston_log_scope *shader_scope;
+
+ bool is_mali_egl;
};
static inline struct gl_renderer *
diff --git a/libweston/renderer-gl/gl-renderer.c b/libweston/renderer-gl/gl-renderer.c
index 7231f73..053fd52 100644
--- a/libweston/renderer-gl/gl-renderer.c
+++ b/libweston/renderer-gl/gl-renderer.c
@@ -2257,6 +2257,14 @@ import_simple_dmabuf(struct gl_renderer *gr,
attribs[atti++] = EGL_IMAGE_PRESERVED_KHR;
attribs[atti++] = EGL_TRUE;
+ /* Old mali needs extra attributes */
+ if (gr->is_mali_egl) {
+ attribs[atti++] = EGL_YUV_COLOR_SPACE_HINT_EXT;
+ attribs[atti++] = EGL_ITU_REC601_EXT;
+ attribs[atti++] = EGL_SAMPLE_RANGE_HINT_EXT;
+ attribs[atti++] = EGL_YUV_NARROW_RANGE_EXT;
+ }
+
if (attributes->modifier[0] != DRM_FORMAT_MOD_INVALID) {
if (!gr->has_dmabuf_import_modifiers)
return NULL;
@@ -2661,7 +2669,7 @@ gl_renderer_query_dmabuf_formats(struct weston_compositor *wc,
if (!gr->has_dmabuf_import_modifiers ||
!gr->query_dmabuf_formats(gr->egl_display, 0, NULL, &num)) {
- num = gr->has_gl_texture_rg ? ARRAY_LENGTH(fallback_formats) : 2;
+ num = (gr->has_gl_texture_rg || gr->is_mali_egl) ? ARRAY_LENGTH(fallback_formats) : 2;
fallback = true;
}
@@ -2791,7 +2799,7 @@ dmabuf_is_opaque(struct linux_dmabuf_buffer *dmabuf)
return pixel_format_is_opaque(info);
}
-static void
+static int
gl_renderer_attach_dmabuf(struct weston_surface *surface,
struct weston_buffer *buffer,
struct linux_dmabuf_buffer *dmabuf)
@@ -2805,7 +2813,7 @@ gl_renderer_attach_dmabuf(struct weston_surface *surface,
if (!gr->has_dmabuf_import) {
linux_dmabuf_buffer_send_server_error(dmabuf,
"EGL dmabuf import not supported");
- return;
+ return -1;
}
buffer->width = dmabuf->attributes.width;
@@ -2839,7 +2847,7 @@ gl_renderer_attach_dmabuf(struct weston_surface *surface,
* Here we release the cache reference which has to be final.
*/
if (dmabuf->direct_display)
- return;
+ return -1;
image = linux_dmabuf_buffer_get_user_data(dmabuf);
@@ -2859,6 +2867,8 @@ gl_renderer_attach_dmabuf(struct weston_surface *surface,
}
gs->shader_variant = image->shader_variant;
+
+ return 0;
}
static const struct weston_drm_format_array *
@@ -2960,7 +2970,16 @@ gl_renderer_attach(struct weston_surface *es, struct weston_buffer *buffer)
else if (gr->has_bind_display &&
gr->query_buffer(gr->egl_display, (void *)buffer->resource,
EGL_TEXTURE_FORMAT, &format))
+ {
+ /* Prefer attaching as dmabuf for old mali */
+ dmabuf = linux_dmabuf_buffer_get(buffer->resource);
+ if (dmabuf && gr->is_mali_egl) {
+ if (!gl_renderer_attach_dmabuf(es, buffer, dmabuf))
+ return;
+ }
+
gl_renderer_attach_egl(es, buffer, format);
+ }
else if ((dmabuf = linux_dmabuf_buffer_get(buffer->resource)))
gl_renderer_attach_dmabuf(es, buffer, dmabuf);
else {
@@ -3253,7 +3272,7 @@ gl_renderer_log_extensions(const char *name, const char *extensions)
}
static void
-log_egl_info(EGLDisplay egldpy)
+log_egl_info(struct gl_renderer *gr, EGLDisplay egldpy)
{
const char *str;
@@ -3263,6 +3282,9 @@ log_egl_info(EGLDisplay egldpy)
str = eglQueryString(egldpy, EGL_VENDOR);
weston_log("EGL vendor: %s\n", str ? str : "(null)");
+ if (!strcmp(str, "ARM"))
+ gr->is_mali_egl = 1;
+
str = eglQueryString(egldpy, EGL_CLIENT_APIS);
weston_log("EGL client APIs: %s\n", str ? str : "(null)");
@@ -3681,7 +3703,7 @@ gl_renderer_display_create(struct weston_compositor *ec,
weston_drm_format_array_init(&gr->supported_formats);
- log_egl_info(gr->egl_display);
+ log_egl_info(gr, gr->egl_display);
ec->renderer = &gr->base;
--
2.20.1