-From 3dbffb783f44752ec221a2ee7a94a21934d681a2 Mon Sep 17 00:00:00 2001
-From: Wataru Mizuno <wmizuno@jp.adit-jv.com>
-Date: Tue, 10 Apr 2018 12:22:07 +0900
-Subject: [PATCH 5/5] compositor-drm: introduce drm_get_dmafd_from_view
+From 020508b35b2bf6c89d62961eb95e2f81d6381ab5 Mon Sep 17 00:00:00 2001
+From: Veeresh Kadasani <external.vkadasani@jp.adit-jv.com>
+Date: Mon, 29 Jul 2019 17:07:00 +0900
+Subject: [PATCH 2/3] compositor-drm: introduce drm_get_dmafd_from_view
This API enables to get dmafd from weston_view
-Signed-off-by: Wataru Mizuno <wmizuno@jp.adit-jv.com>
+Signed-off-by: Veeresh Kadasani <external.vkadasani@jp.adit-jv.com>
---
- libweston/compositor-drm.c | 80 ++++++++++++++++++++++++++++++++++++++++++++++
- libweston/compositor-drm.h | 7 ++++
- 2 files changed, 87 insertions(+)
+ libweston/compositor-drm.c | 57 ++++++++++++++++++++++++++++++++++++++++++++++
+ libweston/compositor-drm.h | 7 ++++++
+ 2 files changed, 64 insertions(+)
diff --git a/libweston/compositor-drm.c b/libweston/compositor-drm.c
-index 0b5b4c4..77f2ece 100644
+index 26a480c..2b99db5 100644
--- a/libweston/compositor-drm.c
+++ b/libweston/compositor-drm.c
-@@ -2430,6 +2430,85 @@ drm_output_set_seat(struct weston_output *base,
+@@ -5420,6 +5420,62 @@ drm_output_set_seat(struct weston_output *base,
}
static int
+ struct gbm_bo *bo;
+ struct drm_fb *current;
+ struct linux_dmabuf_buffer *dmabuf;
++ bool is_opaque = drm_view_is_opaque(ev);
+ uint32_t format;
+ int fd, ret;
+
+ }
+
+ if(dmabuf = linux_dmabuf_buffer_get(buffer->resource)) {
-+ struct gbm_import_fd_data gbm_dmabuf = {
-+ .fd = dmabuf->attributes.fd[0],
-+ .width = dmabuf->attributes.width,
-+ .height = dmabuf->attributes.height,
-+ .stride = dmabuf->attributes.stride[0],
-+ .format = dmabuf->attributes.format
-+ };
-+
-+ bo = gbm_bo_import(b->gbm, GBM_BO_IMPORT_FD,
-+ &gbm_dmabuf, GBM_BO_USE_SCANOUT);
-+ if (!bo) {
-+ weston_log("failed to get gbm_bo\n");
-+ return -1;
-+ }
-+
-+ current = zalloc(sizeof *current);
-+ current->handle = gbm_bo_get_handle(bo).s32;
-+ if (!current->handle) {
-+ fprintf(stderr, "failed to get drm_handle\n");
++ current = drm_fb_get_from_dmabuf(dmabuf, b, is_opaque);
++ if (!current)
++ {
++ fprintf(stderr, "failed to get drm_fb from dmabuf\n");
+ return -1;
+ }
+ }
+ else if(ev->surface->buffer_ref.buffer->legacy_buffer) {
+ bo = gbm_bo_import(b->gbm, GBM_BO_IMPORT_WL_BUFFER,
+ buffer->resource, GBM_BO_USE_SCANOUT);
-+
+ if (!bo) {
+ weston_log("failed to get gbm_bo\n");
+ return -1;
+ }
++ current = drm_fb_get_from_bo(bo, b, is_opaque, BUFFER_CLIENT);
+
-+ format = gbm_bo_get_format(bo);
-+ if (!format) {
-+ weston_log("failed to get format\n");
-+ gbm_bo_destroy(bo);
-+ return -1;
-+ }
-+
-+ current = drm_fb_get_from_bo(bo, b, format);
+ if (!current) {
-+ weston_log("failed to get drm_fb\n");
-+ gbm_bo_destroy(bo);
++ weston_log("failed to get drm_fb from bo\n");
+ return -1;
+ }
++
+ }
+ else {
+ weston_log("Buffer is not supported\n");
+ return -1;
+ }
+
-+ ret = drmPrimeHandleToFD(b->drm.fd, current->handle,
++ ret = drmPrimeHandleToFD(b->drm.fd, current->handles[0],
+ DRM_CLOEXEC, &fd);
+ free(current);
+ if (ret) {
+
+ return fd;
+}
-+
+static int
- drm_output_enable(struct weston_output *base)
+ drm_output_init_gamma_size(struct drm_output *output)
{
- struct drm_output *output = to_drm_output(base);
-@@ -3199,6 +3278,7 @@ static const struct weston_drm_output_api api = {
+ struct drm_backend *backend = to_drm_backend(output->base.compositor);
+@@ -6696,6 +6752,7 @@ static const struct weston_drm_output_api api = {
drm_output_set_mode,
drm_output_set_gbm_format,
drm_output_set_seat,
static struct drm_backend *
diff --git a/libweston/compositor-drm.h b/libweston/compositor-drm.h
-index 2e2995a..fe00bd5 100644
+index 9c37c15..a82a2a9 100644
--- a/libweston/compositor-drm.h
+++ b/libweston/compositor-drm.h
@@ -78,6 +78,13 @@ struct weston_drm_output_api {
void (*set_seat)(struct weston_output *output,
const char *seat);
+
-+ /** Get the dma fd from drm view.
++ /** Get the dma fd from drm view.
+ *
+ * The dma fd is got from weston_view.
+ * Returns fd on success, -1 on failure.