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gpu: nvgpu: vgpu: set get_arbiter_clk_domains null if not can_set_clkrate

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If guest does not support set clock rate, get_arbiter_clk_domains needs
to be null to disable clk arbiter at ioctl level. Also explicitly set
clk.support_clk_freq_controller to false.

Jira GVSCI-277
Bug 200488368

Change-Id: I7b00e88510ea31a9bdc1bb2138b45f7e369d81dd
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2006753
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-by: Nirav Patel <nipatel@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Richard Zhao
2019-01-28 17:15:04 -08:00
committed by mobile promotions
parent 16735840ee
commit 27ff49fab0
2 changed files with 6 additions and 0 deletions
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3
drivers/gpu/nvgpu/vgpu/gp10b/vgpu_hal_gp10b.c
View File

@@ -700,6 +700,9 @@ int vgpu_gp10b_init_hal(struct gk20a *g)
if (priv->constants.can_set_clkrate) {
gops->clk.support_clk_freq_controller = true;
} else {
gops->clk.support_clk_freq_controller = false;
gops->clk_arb.get_arbiter_clk_domains = NULL;
}
g->name = "gp10b";

3
drivers/gpu/nvgpu/vgpu/gv11b/vgpu_hal_gv11b.c
View File

@@ -771,6 +771,9 @@ int vgpu_gv11b_init_hal(struct gk20a *g)
if (priv->constants.can_set_clkrate) {
gops->clk.support_clk_freq_controller = true;
} else {
gops->clk.support_clk_freq_controller = false;
gops->clk_arb.get_arbiter_clk_domains = NULL;
}
g->name = "gv11b";