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gpu: nvgpu: debug: remove unused dentry pointers

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Starting with kernel 5.7-rc3, the debugfs_create_u32 function returns
void instead of (struct dentry *). The rationale was that the
returned value was never used, and indeed it was not used within
NVGPU.

JIRA HK123-39

Change-Id: Ic8c2aaf9c84bcf016ed7a0183d84da311e4027d0
Signed-off-by: Nicolas Benech <nbenech@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2337859
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Nicolas Benech
2020-04-29 11:52:56 -04:00
committed by Alex Waterman
parent cd7194cbc0
commit 4267008096
3 changed files with 15 additions and 29 deletions
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28
drivers/gpu/nvgpu/os/linux/debug.c
View File

@@ -376,10 +376,9 @@ void gk20a_debug_init(struct gk20a *g, const char *debugfs_symlink)
l->debugfs, l->debugfs,
&g->mm.ltc_enabled_target); &g->mm.ltc_enabled_target);
l->debugfs_poll_timeout_default = debugfs_create_u32("poll_timeout_default_ms", S_IRUGO|S_IWUSR,
debugfs_create_u32("poll_timeout_default_ms", l->debugfs, &g->poll_timeout_default);
S_IRUGO|S_IWUSR, l->debugfs,
&g->poll_timeout_default);
l->debugfs_timeouts_enabled = l->debugfs_timeouts_enabled =
debugfs_create_file("timeouts_enabled", debugfs_create_file("timeouts_enabled",
S_IRUGO|S_IWUSR, S_IRUGO|S_IWUSR,
@@ -394,21 +393,16 @@ void gk20a_debug_init(struct gk20a *g, const char *debugfs_symlink)
g, g,
&disable_bigpage_fops); &disable_bigpage_fops);
l->debugfs_tsg_timeslice_low_priority_us = debugfs_create_u32("tsg_timeslice_low_priority_us", S_IRUGO|S_IWUSR,
debugfs_create_u32("tsg_timeslice_low_priority_us", l->debugfs, &g->tsg_timeslice_low_priority_us);
S_IRUGO|S_IWUSR,
l->debugfs, debugfs_create_u32("tsg_timeslice_medium_priority_us", S_IRUGO|S_IWUSR,
&g->tsg_timeslice_low_priority_us);
l->debugfs_tsg_timeslice_medium_priority_us =
debugfs_create_u32("tsg_timeslice_medium_priority_us",
S_IRUGO|S_IWUSR,
l->debugfs, l->debugfs,
&g->tsg_timeslice_medium_priority_us); &g->tsg_timeslice_medium_priority_us);
l->debugfs_tsg_timeslice_high_priority_us =
debugfs_create_u32("tsg_timeslice_high_priority_us", debugfs_create_u32("tsg_timeslice_high_priority_us", S_IRUGO|S_IWUSR,
S_IRUGO|S_IWUSR, l->debugfs, &g->tsg_timeslice_high_priority_us);
l->debugfs,
&g->tsg_timeslice_high_priority_us);
l->debugfs_runlist_interleave = l->debugfs_runlist_interleave =
debugfs_create_bool("runlist_interleave", debugfs_create_bool("runlist_interleave",
S_IRUGO|S_IWUSR, S_IRUGO|S_IWUSR,

8
drivers/gpu/nvgpu/os/linux/debug_clk_gm20b.c
View File

@@ -263,15 +263,11 @@ int gm20b_clk_init_debugfs(struct gk20a *g)
if (!d) if (!d)
goto err_out; goto err_out;
d = debugfs_create_u32("pll_na_mode", S_IRUGO, l->debugfs, debugfs_create_u32("pll_na_mode", S_IRUGO, l->debugfs,
(u32 *)&g->clk.gpc_pll.mode); (u32 *)&g->clk.gpc_pll.mode);
if (!d)
goto err_out;
d = debugfs_create_u32("fmax2x_at_vmin_safe_t", S_IRUGO, debugfs_create_u32("fmax2x_at_vmin_safe_t", S_IRUGO,
l->debugfs, (u32 *)&g->clk.dvfs_safe_max_freq); l->debugfs, (u32 *)&g->clk.dvfs_safe_max_freq);
if (!d)
goto err_out;
return 0; return 0;

4
drivers/gpu/nvgpu/os/linux/os_linux.h
View File

@@ -152,12 +152,8 @@ struct nvgpu_os_linux {
struct dentry *debugfs_ltc_enabled; struct dentry *debugfs_ltc_enabled;
struct dentry *debugfs_timeouts_enabled; struct dentry *debugfs_timeouts_enabled;
struct dentry *debugfs_poll_timeout_default;
struct dentry *debugfs_disable_bigpage; struct dentry *debugfs_disable_bigpage;
struct dentry *debugfs_tsg_timeslice_low_priority_us;
struct dentry *debugfs_tsg_timeslice_medium_priority_us;
struct dentry *debugfs_tsg_timeslice_high_priority_us;
struct dentry *debugfs_runlist_interleave; struct dentry *debugfs_runlist_interleave;
struct dentry *debugfs_allocators; struct dentry *debugfs_allocators;
struct dentry *debugfs_xve; struct dentry *debugfs_xve;