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gpu: nvgpu: update_smpc_ctxsw_mode changes for t19x

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Support t19x ctx header changes

Bug  200313979

Change-Id: Ide5c5f9f3227bd6aba530e736896006fb72d4d19
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1508549
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
This commit is contained in:
Seema Khowala
2017-06-25 23:09:12 -07:00
committed by mobile promotions
parent 994a603851
commit f8dbb60882
1 changed files with 22 additions and 3 deletions
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25
drivers/gpu/nvgpu/gk20a/gr_gk20a.c
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@@ -1606,6 +1606,8 @@ int gr_gk20a_update_smpc_ctxsw_mode(struct gk20a *g,
struct nvgpu_mem *mem;
u32 data;
int ret;
struct ctx_header_desc *ctx = &c->ch_ctx.ctx_header;
struct nvgpu_mem *ctxheader = &ctx->mem;
gk20a_dbg_fn("");
@@ -1637,18 +1639,35 @@ int gr_gk20a_update_smpc_ctxsw_mode(struct gk20a *g,
goto out;
}
data = nvgpu_mem_rd(g, mem,
if (nvgpu_mem_begin(g, ctxheader)) {
ret = -ENOMEM;
goto clean_up_mem;
}
if (ctxheader->gpu_va)
data = nvgpu_mem_rd(g, ctxheader,
ctxsw_prog_main_image_pm_o());
else
data = nvgpu_mem_rd(g, mem,
ctxsw_prog_main_image_pm_o());
data = data & ~ctxsw_prog_main_image_pm_smpc_mode_m();
data |= enable_smpc_ctxsw ?
ctxsw_prog_main_image_pm_smpc_mode_ctxsw_f() :
ctxsw_prog_main_image_pm_smpc_mode_no_ctxsw_f();
nvgpu_mem_wr(g, mem,
if (ctxheader->gpu_va)
nvgpu_mem_wr(g, ctxheader,
ctxsw_prog_main_image_pm_o(),
data);
else
nvgpu_mem_wr(g, mem,
ctxsw_prog_main_image_pm_o(),
data);
nvgpu_mem_end(g, mem);
nvgpu_mem_end(g, ctxheader);
clean_up_mem:
nvgpu_mem_end(g, mem);
out:
gk20a_enable_channel_tsg(g, c);
return ret;