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gpu: nvgpu: fix misra errors nvgpu.common.clk_arb

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- Rule 5.7 doesn't allow an identifier to be reused. This patch renames
identifier 'notification' to resolve this violation.
- Rule 8.3 requires all functions and prototypes to have same parameter
names and type qualifier.
- Rule 10.x necessitates operands to have essential type, and left and
right operands should be of same width.
- Rule 11.9 requires pointers to be compared with 'NULL' instead of '0'.
- Rule 14.4 requires if statement condition to be Boolean type.
- Rule 15.7 needs if-elseif constructs to be terminated with else
statement.
- Rule 16.x requires all switch statements to be well-formed with
unconditional break statement terminate every switch-clause.
- Rule 20.7 requires macro parameters to be enclosed in parentheses.
- Rule 21.x doesn't allow reserved identifier or macro names to be
reused or defined.
This patch fixes above listed violations in common/clk_arb/clk_arb.c.

Jira NVGPU-3740

Change-Id: I871ce240ca7fb0372240a8886a53c8d4c460acea
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2147640
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Vedashree Vidwans
2019-07-03 08:27:59 -07:00
committed by mobile promotions
parent 1b746425c0
commit d5a573db9a
3 changed files with 90 additions and 67 deletions
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5
drivers/gpu/nvgpu/os/linux/ioctl_clk_arb.c
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@@ -174,8 +174,9 @@ static inline u32 __pending_event(struct nvgpu_clk_dev *dev,
if (_WRAPGTEQ(tail, head) && info) {
head++;
p_notif = &dev->queue.notifications[head % dev->queue.size];
events = p_notif->notification;
p_notif = &dev->queue.clk_q_notifications[
head % dev->queue.size];
events = p_notif->clk_notification;
info->event_id = ffs(events) - 1;
info->timestamp = p_notif->timestamp;
nvgpu_atomic_set(&dev->queue.head, head);