Add Wayland with GPU support.
Cherry-pick from http://192.168.110.45/sdk/buildroot/-/commit/ed70e2b79cbc7a504792899e2cd3577777fd54bd
This commit is contained in:
@@ -0,0 +1,157 @@
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From 7b733f4e2b20614d9f367186810c4fcac4aa820c Mon Sep 17 00:00:00 2001
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From: Brendan King <Brendan.King@imgtec.com>
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Date: Tue, 28 Nov 2017 16:27:38 +0000
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Subject: [PATCH 25/50] gbm: add gbm_bo_blit
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For the GBM DRI backend, gbm_bo_blit is a wrapper around blitImage in
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the DRI Image extension.
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---
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src/gbm/backends/dri/gbm_dri.c | 32 ++++++++++++++++++++++++++++++++
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src/gbm/main/gbm.c | 28 ++++++++++++++++++++++++++++
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src/gbm/main/gbm.h | 21 +++++++++++++++++++++
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src/gbm/main/gbmint.h | 4 ++++
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4 files changed, 85 insertions(+)
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diff --git a/src/gbm/backends/dri/gbm_dri.c b/src/gbm/backends/dri/gbm_dri.c
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index b5634741554..ca865f4df9c 100644
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--- a/src/gbm/backends/dri/gbm_dri.c
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+++ b/src/gbm/backends/dri/gbm_dri.c
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@@ -1334,6 +1334,37 @@ gbm_dri_surface_destroy(struct gbm_surface *_surf)
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free(surf);
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}
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+static int
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+gbm_dri_bo_blit(struct gbm_bo *_dst_bo, struct gbm_bo *_src_bo,
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+ int dst_x0, int dst_y0, int dst_width, int dst_height,
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+ int src_x0, int src_y0, int src_width, int src_height,
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+ enum gbm_blit_flags flags)
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+{
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+ struct gbm_dri_device *dri = gbm_dri_device(_dst_bo->gbm);
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+ struct gbm_dri_bo *dst_bo = gbm_dri_bo(_dst_bo);
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+ struct gbm_dri_bo *src_bo = gbm_dri_bo(_src_bo);
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+
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+ if (!dri->image || dri->image->base.version < 9 || !dri->image->blitImage) {
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+ errno = ENOSYS;
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+ return 0;
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+ }
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+
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+ mtx_lock(&dri->mutex);
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+ if (!dri->context)
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+ dri->context = dri->dri2->createNewContext(dri->screen, NULL,
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+ NULL, NULL);
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+ assert(dri->context);
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+ mtx_unlock(&dri->mutex);
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+
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+ /* GBM flags and DRI flags are the same, so just pass them on */
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+ dri->image->blitImage(dri->context, dst_bo->image, src_bo->image,
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+ dst_x0, dst_y0, dst_width, dst_height,
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+ src_x0, src_y0, src_width, src_height,
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+ flags);
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+
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+ return 1;
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+}
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+
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static void
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dri_destroy(struct gbm_device *gbm)
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{
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@@ -1383,6 +1414,7 @@ dri_device_create(int fd)
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dri->base.destroy = dri_destroy;
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dri->base.surface_create = gbm_dri_surface_create;
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dri->base.surface_destroy = gbm_dri_surface_destroy;
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+ dri->base.bo_blit = gbm_dri_bo_blit;
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dri->base.name = "drm";
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diff --git a/src/gbm/main/gbm.c b/src/gbm/main/gbm.c
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index 954b3c35b0d..78de34286bd 100644
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--- a/src/gbm/main/gbm.c
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+++ b/src/gbm/main/gbm.c
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@@ -741,3 +741,31 @@ gbm_format_get_name(uint32_t gbm_format, struct gbm_format_name_desc *desc)
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return desc->name;
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}
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+
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+/**
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+ * Blit from one buffer object to another
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+ *
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+ * \param dst_bo The destination buffer object
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+ * \param src_bo The source buffer object
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+ * \param dst_x0 The X coordinate (top left origin) of the destination rectangle
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+ * \param dst_y0 The Y coordinate (top left origin) of the destination rectangle
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+ * \param dst_width The width of the destination rectangle
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+ * \param dst_height The height of the destination rectangle
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+ * \param src_x0 The X coordinate (top left origin) of the source rectangle
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+ * \param src_y0 The Y coordinate (top left origin) of the source rectangle
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+ * \param src_width The width of the source rectangle
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+ * \param src_height The height of the source rectangle
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+ * \param flags The flags for the blit
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+ * \return 1 on success, 0 otherwise
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+ */
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+GBM_EXPORT int
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+gbm_bo_blit(struct gbm_bo *dst_bo, struct gbm_bo *src_bo,
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+ int dst_x0, int dst_y0, int dst_width, int dst_height,
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+ int src_x0, int src_y0, int src_width, int src_height,
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+ enum gbm_blit_flags flags)
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+{
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+ return dst_bo->gbm->bo_blit(dst_bo, src_bo,
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+ dst_x0, dst_y0, dst_width, dst_height,
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+ src_x0, src_y0, src_width, src_height,
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+ flags);
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+}
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diff --git a/src/gbm/main/gbm.h b/src/gbm/main/gbm.h
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index 5801cd526a0..e754edd5654 100644
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--- a/src/gbm/main/gbm.h
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+++ b/src/gbm/main/gbm.h
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@@ -246,6 +246,21 @@ enum gbm_bo_flags {
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GBM_BO_USE_PROTECTED = (1 << 5),
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};
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+/**
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+ * Flags to control the behaviour of a blit - these are passed to
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+ * gbm_bo_blit().
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+ */
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+enum gbm_blit_flags {
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+ /**
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+ * Force blit execution in finite time
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+ */
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+ GBM_BLIT_FLAG_FLUSH = 0x0001,
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+ /**
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+ * Flush, and wait for the blit to complete
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+ */
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+ GBM_BLIT_FLAG_FINISH = 0x0002
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+};
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+
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int
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gbm_device_get_fd(struct gbm_device *gbm);
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@@ -422,6 +437,12 @@ gbm_surface_destroy(struct gbm_surface *surface);
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char *
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gbm_format_get_name(uint32_t gbm_format, struct gbm_format_name_desc *desc);
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+int
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+gbm_bo_blit(struct gbm_bo *dst_bo, struct gbm_bo *src_bo,
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+ int dst_x0, int dst_y0, int dst_width, int dst_height,
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+ int src_x0, int src_y0, int src_width, int src_height,
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+ enum gbm_blit_flags flags);
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+
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#ifdef __cplusplus
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}
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#endif
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diff --git a/src/gbm/main/gbmint.h b/src/gbm/main/gbmint.h
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index 192577431e2..fb95954ab32 100644
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--- a/src/gbm/main/gbmint.h
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+++ b/src/gbm/main/gbmint.h
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@@ -98,6 +98,10 @@ struct gbm_device {
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struct gbm_bo *bo);
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int (*surface_has_free_buffers)(struct gbm_surface *surface);
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void (*surface_destroy)(struct gbm_surface *surface);
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+ int (*bo_blit)(struct gbm_bo *dst_bo, struct gbm_bo *src_bo,
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+ int dst_x0, int dst_y0, int dst_width, int dst_height,
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+ int src_x0, int src_y0, int src_width, int src_height,
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+ enum gbm_blit_flags flags);
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};
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/**
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--
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2.17.1
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