[PATCH 05/13] exynos: fimg2d: add g2d_exec2

[Tobias Jakobi]

This is a more 'flexible' version of g2d_exec allowing to pass
some flags which modify the behaviour of g2d_exec. Currently
only the 'async' operation flag is supported.

v2: Add g2d_exec2() to Exynos symbol test.
Signed-off-by: Tobias Jakobi <tjak...@math.uni-bielefeld.de>
---
 exynos/exynos-symbol-check |  1 +
 exynos/exynos_fimg2d.c     | 15 +++++++++++++--
 exynos/exynos_fimg2d.h     |  6 ++++++
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/exynos/exynos-symbol-check b/exynos/exynos-symbol-check
index bb12315..2bb7718 100755
--- a/exynos/exynos-symbol-check
+++ b/exynos/exynos-symbol-check
@@ -27,6 +27,7 @@ g2d_blend
 g2d_copy
 g2d_copy_with_scale
 g2d_exec
+g2d_exec2
 g2d_config_event
 g2d_fini
 g2d_init
diff --git a/exynos/exynos_fimg2d.c b/exynos/exynos_fimg2d.c
index b10620b..e997d4b 100644
--- a/exynos/exynos_fimg2d.c
+++ b/exynos/exynos_fimg2d.c
@@ -366,13 +366,24 @@ void g2d_config_event(struct g2d_context *ctx, void 
*userdata)
  */
 int g2d_exec(struct g2d_context *ctx)
 {
-       struct drm_exynos_g2d_exec exec;
+       return g2d_exec2(ctx, G2D_EXEC_FLAG_NORMAL);
+}
+
+/**
+ * g2d_exec2 - same as 'g2d_exec' but allow to pass some flags.
+ *
+ * @ctx: a pointer to g2d_context structure.
+ */
+int g2d_exec2(struct g2d_context *ctx, unsigned int flags)
+{
+       struct drm_exynos_g2d_exec exec = {0};
        int ret;
 
        if (ctx->cmdlist_nr == 0)
                return -EINVAL;
 
-       exec.async = 0;
+       if (flags & G2D_EXEC_FLAG_ASYNC)
+               exec.async = 1;
 
        ret = drmIoctl(ctx->fd, DRM_IOCTL_EXYNOS_G2D_EXEC, &exec);
        if (ret < 0) {
diff --git a/exynos/exynos_fimg2d.h b/exynos/exynos_fimg2d.h
index a2c22da..c6b58ac 100644
--- a/exynos/exynos_fimg2d.h
+++ b/exynos/exynos_fimg2d.h
@@ -184,6 +184,11 @@ enum e_g2d_acoeff_mode {
        G2D_ACOEFF_MODE_MASK
 };
 
+enum e_g2d_exec_flag {
+       G2D_EXEC_FLAG_NORMAL = (0 << 0),
+       G2D_EXEC_FLAG_ASYNC = (1 << 0)
+};
+
 union g2d_point_val {
        unsigned int val;
        struct {
@@ -292,6 +297,7 @@ struct g2d_context *g2d_init(int fd);
 void g2d_fini(struct g2d_context *ctx);
 void g2d_config_event(struct g2d_context *ctx, void *userdata);
 int g2d_exec(struct g2d_context *ctx);
+int g2d_exec2(struct g2d_context *ctx, unsigned int flags);
 int g2d_solid_fill(struct g2d_context *ctx, struct g2d_image *img,
                        unsigned int x, unsigned int y, unsigned int w,
                        unsigned int h);
-- 
2.0.5

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