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HYL_OK3568_LINUX/yocto/meta-rockchip/recipes-graphics/wayland/weston_10.0.2/0027-HACK-backend-drm-Consider-linear-and-invalid-modifie.patch
HYL c6e7b553e6 first commit
2025-05-10 21:49:39 +08:00

236 lines
8.9 KiB
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From 9ae9bc0f952538ee7abd79798f608b1bb433f604 Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Tue, 1 Sep 2020 08:51:17 +0800
Subject: [PATCH 27/79] HACK: backend-drm: Consider linear and invalid modifier
are the same
That is true with Rockchip BSP drivers and packages.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
clients/simple-dmabuf-egl.c | 8 ++++++--
libweston/backend-drm/drm-gbm.c | 3 ++-
libweston/backend-drm/drm-virtual.c | 8 +-------
libweston/backend-drm/fb.c | 10 ++++++----
libweston/backend-drm/kms.c | 2 +-
libweston/linux-dmabuf.h | 4 ++++
libweston/pixman-renderer.c | 4 ++--
libweston/renderer-gl/gl-renderer.c | 8 ++++----
8 files changed, 26 insertions(+), 21 deletions(-)
diff --git a/clients/simple-dmabuf-egl.c b/clients/simple-dmabuf-egl.c
index ef0d9de..e984503 100644
--- a/clients/simple-dmabuf-egl.c
+++ b/clients/simple-dmabuf-egl.c
@@ -68,6 +68,9 @@
#define MAX_BUFFER_PLANES 4
+#define DRM_MOD_VALID(mod) \
+ ((mod) != DRM_FORMAT_MOD_LINEAR && (mod) != DRM_FORMAT_MOD_INVALID)
+
struct display {
struct wl_display *display;
struct wl_registry *registry;
@@ -265,7 +268,8 @@ create_fbo_for_buffer(struct display *display, struct buffer *buffer)
attribs[atti++] = (int) buffer->offsets[plane_idx]; \
attribs[atti++] = EGL_DMA_BUF_PLANE ## plane_idx ## _PITCH_EXT; \
attribs[atti++] = (int) buffer->strides[plane_idx]; \
- if (display->egl.has_dma_buf_import_modifiers) { \
+ if (DRM_MOD_VALID(buffer->modifier) && \
+ display->egl.has_dma_buf_import_modifiers) { \
attribs[atti++] = EGL_DMA_BUF_PLANE ## plane_idx ## _MODIFIER_LO_EXT; \
attribs[atti++] = buffer->modifier & 0xFFFFFFFF; \
attribs[atti++] = EGL_DMA_BUF_PLANE ## plane_idx ## _MODIFIER_HI_EXT; \
@@ -1008,7 +1012,7 @@ dmabuf_modifiers(void *data, struct zwp_linux_dmabuf_v1 *zwp_linux_dmabuf,
d->format_supported = true;
- if (modifier != DRM_FORMAT_MOD_INVALID) {
+ if (DRM_MOD_VALID(modifier)) {
++d->modifiers_count;
d->modifiers = realloc(d->modifiers,
d->modifiers_count * sizeof(*d->modifiers));
diff --git a/libweston/backend-drm/drm-gbm.c b/libweston/backend-drm/drm-gbm.c
index d7bd05f..ecc7a5f 100644
--- a/libweston/backend-drm/drm-gbm.c
+++ b/libweston/backend-drm/drm-gbm.c
@@ -196,7 +196,8 @@ create_gbm_surface(struct gbm_device *gbm, struct drm_output *output)
}
#ifdef HAVE_GBM_MODIFIERS
- if (!weston_drm_format_has_modifier(fmt, DRM_FORMAT_MOD_INVALID)) {
+ if (!weston_drm_format_has_modifier(fmt, DRM_FORMAT_MOD_INVALID) &&
+ !weston_drm_format_has_modifier(fmt, DRM_FORMAT_MOD_LINEAR)) {
modifiers = weston_drm_format_get_modifiers(fmt, &num_modifiers);
output->gbm_surface =
gbm_surface_create_with_modifiers(gbm,
diff --git a/libweston/backend-drm/drm-virtual.c b/libweston/backend-drm/drm-virtual.c
index 597e71c..20f6809 100644
--- a/libweston/backend-drm/drm-virtual.c
+++ b/libweston/backend-drm/drm-virtual.c
@@ -112,13 +112,7 @@ drm_virtual_plane_create(struct drm_backend *b, struct drm_output *output)
if (!fmt)
goto err;
- /* If output supports linear modifier, we add it to the plane.
- * Otherwise we add DRM_FORMAT_MOD_INVALID, as explicit modifiers
- * are not supported. */
- if ((output->gbm_bo_flags & GBM_BO_USE_LINEAR) && b->fb_modifiers)
- mod = DRM_FORMAT_MOD_LINEAR;
- else
- mod = DRM_FORMAT_MOD_INVALID;
+ mod = DRM_FORMAT_MOD_LINEAR;
if (weston_drm_format_add_modifier(fmt, mod) < 0)
goto err;
diff --git a/libweston/backend-drm/fb.c b/libweston/backend-drm/fb.c
index ba0c177..af31a8a 100644
--- a/libweston/backend-drm/fb.c
+++ b/libweston/backend-drm/fb.c
@@ -77,7 +77,7 @@ drm_fb_addfb(struct drm_backend *b, struct drm_fb *fb)
/* If we have a modifier set, we must only use the WithModifiers
* entrypoint; we cannot import it through legacy ioctls. */
- if (b->fb_modifiers && fb->modifier != DRM_FORMAT_MOD_INVALID) {
+ if (b->fb_modifiers && DRM_MOD_VALID(fb->modifier)) {
/* KMS demands that if a modifier is set, it must be the same
* for all planes. */
for (i = 0; i < ARRAY_LENGTH(mods) && fb->handles[i]; i++)
@@ -150,7 +150,7 @@ drm_fb_create_dumb(struct drm_backend *b, int width, int height,
goto err_fb;
fb->type = BUFFER_PIXMAN_DUMB;
- fb->modifier = DRM_FORMAT_MOD_INVALID;
+ fb->modifier = DRM_FORMAT_MOD_LINEAR;
fb->handles[0] = create_arg.handle;
fb->strides[0] = create_arg.pitch;
fb->num_planes = 1;
@@ -237,6 +237,7 @@ drm_fb_get_from_dmabuf(struct linux_dmabuf_buffer *dmabuf,
.modifier = dmabuf->attributes.modifier[0],
};
+#if 0
/* We should not import to KMS a buffer that has been allocated using no
* modifiers. Usually drivers use linear layouts to allocate with no
* modifiers, but this is not a rule. The driver could use, for
@@ -250,6 +251,7 @@ drm_fb_get_from_dmabuf(struct linux_dmabuf_buffer *dmabuf,
FAILURE_REASONS_DMABUF_MODIFIER_INVALID;
return NULL;
}
+#endif
/* XXX: TODO:
*
@@ -375,7 +377,7 @@ drm_fb_get_from_bo(struct gbm_bo *bo, struct drm_backend *backend,
fb->num_planes = 1;
fb->strides[0] = gbm_bo_get_stride(bo);
fb->handles[0] = gbm_bo_get_handle(bo).u32;
- fb->modifier = DRM_FORMAT_MOD_INVALID;
+ fb->modifier = DRM_FORMAT_MOD_LINEAR;
#endif
if (!fb->format) {
@@ -482,7 +484,7 @@ drm_fb_compatible_with_plane(struct drm_fb *fb, struct drm_plane *plane)
* wl_drm is being used for scanout. Mesa is the only user we
* care in this case (even though recent versions are also using
* dmabufs), and it should know better what works or not. */
- if (fb->modifier == DRM_FORMAT_MOD_INVALID)
+ if (!DRM_MOD_VALID(fb->modifier))
return true;
if (weston_drm_format_has_modifier(fmt, fb->modifier))
diff --git a/libweston/backend-drm/kms.c b/libweston/backend-drm/kms.c
index 1fcbdeb..4b5ba42 100644
--- a/libweston/backend-drm/kms.c
+++ b/libweston/backend-drm/kms.c
@@ -542,7 +542,7 @@ fallback:
kplane->formats[i]);
if (!fmt)
return -1;
- ret = weston_drm_format_add_modifier(fmt, DRM_FORMAT_MOD_INVALID);
+ ret = weston_drm_format_add_modifier(fmt, DRM_FORMAT_MOD_LINEAR);
if (ret < 0)
return -1;
}
diff --git a/libweston/linux-dmabuf.h b/libweston/linux-dmabuf.h
index 7cae93c..cfbdc28 100644
--- a/libweston/linux-dmabuf.h
+++ b/libweston/linux-dmabuf.h
@@ -31,6 +31,10 @@
#define MAX_DMABUF_PLANES 4
+/* modifier is not linear or invalid */
+#define DRM_MOD_VALID(mod) \
+ ((mod) != DRM_FORMAT_MOD_LINEAR && (mod) != DRM_FORMAT_MOD_INVALID)
+
struct linux_dmabuf_buffer;
typedef void (*dmabuf_user_data_destroy_func)(
struct linux_dmabuf_buffer *buffer);
diff --git a/libweston/pixman-renderer.c b/libweston/pixman-renderer.c
index ece4d91..b245fd6 100644
--- a/libweston/pixman-renderer.c
+++ b/libweston/pixman-renderer.c
@@ -701,7 +701,7 @@ pixman_renderer_prepare_dmabuf(struct linux_dmabuf_buffer *dmabuf)
total_size = lseek(attributes->fd[0], 0, SEEK_END);
for (i = 0; i < attributes->n_planes; i++) {
- if (attributes->modifier[i] != DRM_FORMAT_MOD_INVALID)
+ if (DRM_MOD_VALID(attributes->modifier[i]))
return false;
}
@@ -1197,7 +1197,7 @@ populate_supported_formats(struct weston_compositor *ec,
/* Always add DRM_FORMAT_MOD_INVALID, as EGL implementations
* support implicit modifiers. */
- ret = weston_drm_format_add_modifier(fmt, DRM_FORMAT_MOD_INVALID);
+ ret = weston_drm_format_add_modifier(fmt, DRM_FORMAT_MOD_LINEAR);
if (ret < 0)
goto out;
}
diff --git a/libweston/renderer-gl/gl-renderer.c b/libweston/renderer-gl/gl-renderer.c
index 3c60f85..f891478 100644
--- a/libweston/renderer-gl/gl-renderer.c
+++ b/libweston/renderer-gl/gl-renderer.c
@@ -2359,7 +2359,7 @@ import_simple_dmabuf(struct gl_renderer *gr,
attribs[atti++] = EGL_YUV_NARROW_RANGE_EXT;
}
- if (attributes->modifier[0] != DRM_FORMAT_MOD_INVALID) {
+ if (DRM_MOD_VALID(attributes->modifier[0])) {
if (!gr->has_dmabuf_import_modifiers)
return NULL;
has_modifier = true;
@@ -2871,7 +2871,7 @@ gl_renderer_import_dmabuf(struct weston_compositor *ec,
for (i = 0; i < dmabuf->attributes.n_planes; i++) {
/* return if EGL doesn't support import modifiers */
- if (dmabuf->attributes.modifier[i] != DRM_FORMAT_MOD_INVALID)
+ if (DRM_MOD_VALID(dmabuf->attributes.modifier[i]))
if (!gr->has_dmabuf_import_modifiers)
return false;
@@ -3016,7 +3016,7 @@ populate_supported_formats(struct weston_compositor *ec,
/* Always add DRM_FORMAT_MOD_INVALID, as EGL implementations
* support implicit modifiers. */
- ret = weston_drm_format_add_modifier(fmt, DRM_FORMAT_MOD_INVALID);
+ ret = weston_drm_format_add_modifier(fmt, DRM_FORMAT_MOD_LINEAR);
if (ret < 0)
goto out;
@@ -3027,7 +3027,7 @@ populate_supported_formats(struct weston_compositor *ec,
for (j = 0; j < num_modifiers; j++) {
/* Skip MOD_INVALID, as it has already been added. */
- if (modifiers[j] == DRM_FORMAT_MOD_INVALID)
+ if (!DRM_MOD_VALID(modifiers[j]))
continue;
ret = weston_drm_format_add_modifier(fmt, modifiers[j]);
if (ret < 0) {
--
2.20.1
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