From 6c35cebdcb2d14741385cfe051577882a806cdb8 Mon Sep 17 00:00:00 2001 From: Thomas Fleury Date: Wed, 25 Jan 2017 16:59:31 -0800 Subject: gpu: nvgpu: vgpu: suspend/resume contexts Add ability to suspend/resume contexts for a debug session (NVGPU_DBG_GPU_IOCTL_SUSPEND_RESUME_CONTEXTS), in virtualized case: - added hal function to resume contexts. - added vgpu support for suspend contexts, i.e. build a list of channel ids, and send TEGRA_VGPU_CMD_SUSPEND_CONTEXTS - added vgpu support for resume contexts, i.e. build a list of channel ids, and send TEGRA_VGPU_CMD_RESUME_CONTEXTS Bug 1791111 Change-Id: Icc1c00d94a94dab6384ac263fb811c00fa4b07bf Signed-off-by: Thomas Fleury Reviewed-on: http://git-master/r/1294761 (cherry picked from commit d17a38eda312ffa92ce92e5bafc30727a8b76c4e) Reviewed-on: http://git-master/r/1299059 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker GVS: Gerrit_Virtual_Submit Reviewed-by: Cory Perry Tested-by: Cory Perry Reviewed-by: Terje Bergstrom --- drivers/gpu/nvgpu/gk20a/gk20a.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/nvgpu/gk20a/gk20a.h') diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h index 8ce682e3..e55753fe 100644 --- a/drivers/gpu/nvgpu/gk20a/gk20a.h +++ b/drivers/gpu/nvgpu/gk20a/gk20a.h @@ -309,6 +309,9 @@ struct gpu_ops { int (*suspend_contexts)(struct gk20a *g, struct dbg_session_gk20a *dbg_s, int *ctx_resident_ch_fd); + int (*resume_contexts)(struct gk20a *g, + struct dbg_session_gk20a *dbg_s, + int *ctx_resident_ch_fd); int (*set_preemption_mode)(struct channel_gk20a *ch, u32 graphics_preempt_mode, u32 compute_preempt_mode); -- cgit v1.2.2