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gpu: nvgpu: init: add return for all init APIs

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This adds return values for all init APIs. This make all the init APIs
have the same signature. This is a prerequisite to making a table of
init functions.

JIRA NVGPU-3980

Change-Id: I5b71fd06ad248092af133ffe908e2930acb6d2b0
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2202973
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Philip Elcan
2019-09-20 12:00:24 -04:00
committed by Alex Waterman
parent b3e3509b4a
commit 065f98f669
30 changed files with 146 additions and 47 deletions
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7
drivers/gpu/nvgpu/os/linux/debug.c
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@@ -199,6 +199,7 @@ static ssize_t disable_bigpage_write(struct file *file, const char __user *user_
int buf_size;
bool bv;
struct gk20a *g = file->private_data;
int err;
buf_size = min(count, (sizeof(buf)-1));
if (copy_from_user(buf, user_buf, buf_size))
@@ -206,7 +207,11 @@ static ssize_t disable_bigpage_write(struct file *file, const char __user *user_
if (strtobool(buf, &bv) == 0) {
g->mm.disable_bigpage = bv;
nvgpu_init_gpu_characteristics(g);
err = nvgpu_init_gpu_characteristics(g);
if (err != 0) {
nvgpu_err(g, "failed to init GPU characteristics");
return -ENOSYS;
}
}
return count;