gpu: nvgpu: deprecate TSG/CHANNEL_SET_PRIORITY IOCTLs

TSG/CHANNEL_SET_PRIORITY IOCTLs are deprecated and user space should be using
combination of timeslice and interleave levels to decide the priority

Hence remove the IOCTLs and all corresponding APIs

Jira NVGPU-393

Change-Id: I7cf0785689269536eca0c278c774b0e9e74f8c2f
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1598581
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 0 insertions, 26 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
index 1ea7d6b3..648a8c86 100644
--- a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
@@ -3962,32 +3962,6 @@ int gk20a_fifo_set_timeslice(struct channel_gk20a *ch, u32 timeslice)
         return channel_gk20a_set_schedule_params(ch);
 }
 
-int gk20a_fifo_set_priority(struct channel_gk20a *ch, u32 priority)
-{
-        if (gk20a_is_channel_marked_as_tsg(ch)) {
-                nvgpu_err(ch->g, "invalid operation for TSG!");
-                return -EINVAL;
-        }
-
-        /* set priority of graphics channel */
-        switch (priority) {
-        case NVGPU_PRIORITY_LOW:
-                ch->timeslice_us = ch->g->timeslice_low_priority_us;
-                break;
-        case NVGPU_PRIORITY_MEDIUM:
-                ch->timeslice_us = ch->g->timeslice_medium_priority_us;
-                break;
-        case NVGPU_PRIORITY_HIGH:
-                ch->timeslice_us = ch->g->timeslice_high_priority_us;
-                break;
-        default:
-                pr_err("Unsupported priority");
-                return -EINVAL;
-        }
-
-        return channel_gk20a_set_schedule_params(ch);
-}
-
 void gk20a_fifo_setup_ramfc_for_privileged_channel(struct channel_gk20a *c)
 {
         struct gk20a *g = c->g;