diff options
Diffstat (limited to 'exynos/exynos_fimg2d.c')
| -rw-r--r-- | exynos/exynos_fimg2d.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/exynos/exynos_fimg2d.c b/exynos/exynos_fimg2d.c index e7341449..b10620b2 100644 --- a/exynos/exynos_fimg2d.c +++ b/exynos/exynos_fimg2d.c @@ -57,6 +57,7 @@ struct g2d_context { unsigned int cmd_nr; unsigned int cmd_buf_nr; unsigned int cmdlist_nr; + void *event_userdata; }; enum g2d_base_addr_reg { @@ -280,8 +281,15 @@ static int g2d_flush(struct g2d_context *ctx) cmdlist.cmd_buf = (uint64_t)(uintptr_t)&ctx->cmd_buf[0]; cmdlist.cmd_nr = ctx->cmd_nr; cmdlist.cmd_buf_nr = ctx->cmd_buf_nr; - cmdlist.event_type = G2D_EVENT_NOT; - cmdlist.user_data = 0; + + if (ctx->event_userdata) { + cmdlist.event_type = G2D_EVENT_NONSTOP; + cmdlist.user_data = (uint64_t)(uintptr_t)(ctx->event_userdata); + ctx->event_userdata = NULL; + } else { + cmdlist.event_type = G2D_EVENT_NOT; + cmdlist.user_data = 0; + } ctx->cmd_nr = 0; ctx->cmd_buf_nr = 0; @@ -336,6 +344,22 @@ void g2d_fini(struct g2d_context *ctx) } /** + * g2d_config_event - setup userdata configuration for a g2d event. + * The next invocation of a g2d call (e.g. g2d_solid_fill) is + * then going to flag the command buffer as 'nonstop'. + * Completion of the command buffer execution can then be + * determined by using drmHandleEvent on the DRM fd. + * The userdata is 'consumed' in the process. + * + * @ctx: a pointer to g2d_context structure. + * @userdata: a pointer to the user data + */ +void g2d_config_event(struct g2d_context *ctx, void *userdata) +{ + ctx->event_userdata = userdata; +} + +/** * g2d_exec - start the dma to process all commands summited by g2d_flush(). * * @ctx: a pointer to g2d_context structure. |