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gpu: nvgpu: skip falcon sw init for pmu

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Perform falcon sw init for PMU only if it is supported in the platform.

JIRA NVGPU-9283

Change-Id: I697e389a7cd812c7cb941eac010549f541074bb4
Signed-off-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2848436
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Rajesh Devaraj
2023-01-24 19:27:39 +00:00
committed by mobile promotions
parent 6196d3f382
commit e5c5fee01e
1 changed files with 12 additions and 6 deletions
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18
drivers/gpu/nvgpu/common/init/nvgpu_init.c
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@@ -239,10 +239,12 @@ static int nvgpu_falcons_sw_init(struct gk20a *g)
{
int err;
err = g->ops.falcon.falcon_sw_init(g, FALCON_ID_PMU);
if (err != 0) {
nvgpu_err(g, "failed to sw init FALCON_ID_PMU");
return err;
if (g->ops.pmu.is_pmu_supported != NULL) {
err = g->ops.falcon.falcon_sw_init(g, FALCON_ID_PMU);
if (err != 0) {
nvgpu_err(g, "failed to sw init FALCON_ID_PMU");
return err;
}
}
err = g->ops.falcon.falcon_sw_init(g, FALCON_ID_FECS);
@@ -282,7 +284,9 @@ done_fecs:
#endif
g->ops.falcon.falcon_sw_free(g, FALCON_ID_FECS);
done_pmu:
g->ops.falcon.falcon_sw_free(g, FALCON_ID_PMU);
if (g->ops.pmu.is_pmu_supported != NULL) {
g->ops.falcon.falcon_sw_free(g, FALCON_ID_PMU);
}
return err;
}
@@ -290,7 +294,9 @@ done_pmu:
/* handle poweroff and error case for all falcons interface layer support */
static void nvgpu_falcons_sw_free(struct gk20a *g)
{
g->ops.falcon.falcon_sw_free(g, FALCON_ID_PMU);
if (g->ops.pmu.is_pmu_supported != NULL) {
g->ops.falcon.falcon_sw_free(g, FALCON_ID_PMU);
}
g->ops.falcon.falcon_sw_free(g, FALCON_ID_FECS);
#ifdef CONFIG_NVGPU_DGPU