diff options
Diffstat (limited to 'drivers/gpu/nvgpu/vgpu')
-rw-r--r-- | drivers/gpu/nvgpu/vgpu/tsg_vgpu.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/vgpu/tsg_vgpu.c b/drivers/gpu/nvgpu/vgpu/tsg_vgpu.c index 9245693d..820a3db3 100644 --- a/drivers/gpu/nvgpu/vgpu/tsg_vgpu.c +++ b/drivers/gpu/nvgpu/vgpu/tsg_vgpu.c | |||
@@ -78,8 +78,30 @@ static int vgpu_tsg_unbind_channel(struct channel_gk20a *ch) | |||
78 | return err; | 78 | return err; |
79 | } | 79 | } |
80 | 80 | ||
81 | static int vgpu_tsg_set_timeslice(struct tsg_gk20a *tsg, u32 timeslice) | ||
82 | { | ||
83 | struct gk20a_platform *platform = gk20a_get_platform(tsg->g->dev); | ||
84 | struct tegra_vgpu_cmd_msg msg = {0}; | ||
85 | struct tegra_vgpu_tsg_timeslice_params *p = | ||
86 | &msg.params.tsg_timeslice; | ||
87 | int err; | ||
88 | |||
89 | gk20a_dbg_fn(""); | ||
90 | |||
91 | msg.cmd = TEGRA_VGPU_CMD_TSG_SET_TIMESLICE; | ||
92 | msg.handle = platform->virt_handle; | ||
93 | p->tsg_id = tsg->tsgid; | ||
94 | p->timeslice_us = timeslice; | ||
95 | err = vgpu_comm_sendrecv(&msg, sizeof(msg), sizeof(msg)); | ||
96 | err = err ? err : msg.ret; | ||
97 | WARN_ON(err); | ||
98 | |||
99 | return err; | ||
100 | } | ||
101 | |||
81 | void vgpu_init_tsg_ops(struct gpu_ops *gops) | 102 | void vgpu_init_tsg_ops(struct gpu_ops *gops) |
82 | { | 103 | { |
83 | gops->fifo.tsg_bind_channel = vgpu_tsg_bind_channel; | 104 | gops->fifo.tsg_bind_channel = vgpu_tsg_bind_channel; |
84 | gops->fifo.tsg_unbind_channel = vgpu_tsg_unbind_channel; | 105 | gops->fifo.tsg_unbind_channel = vgpu_tsg_unbind_channel; |
106 | gops->fifo.tsg_set_timeslice = vgpu_tsg_set_timeslice; | ||
85 | } | 107 | } |