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gpu: nvgpu: channel MISRA fix for Rule 17.7

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Check return value of below function and add void to ignore
the return value
update_gp_get

Rename
nvgpu_get_gp_free_count -> nvgpu_channel_update_gpfifo_get_and_get_free_count
nvgpu_gp_free_count -> nvgpu_channel_get_gpfifo_free_count

JIRA NVGPU-3388

Change-Id: I6e2265882c1f34e3bb47eaeac7a2c5a9fbe9b4eb
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2115784
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Seema Khowala
2019-05-09 10:33:22 -07:00
committed by mobile promotions
parent 766dfb2cb1
commit 334f855ac4
3 changed files with 15 additions and 12 deletions
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6
drivers/gpu/nvgpu/common/fifo/submit.c
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@@ -504,8 +504,10 @@ static int nvgpu_submit_channel_gpfifo(struct nvgpu_channel *c,
* values first and then read from HW. If no space, return EAGAIN
* and let userpace decide to re-try request or not.
*/
if (nvgpu_gp_free_count(c) < num_entries + extra_entries) {
if (nvgpu_get_gp_free_count(c) < num_entries + extra_entries) {
if (nvgpu_channel_get_gpfifo_free_count(c) <
num_entries + extra_entries) {
if (nvgpu_channel_update_gpfifo_get_and_get_free_count(c) <
num_entries + extra_entries) {
err = -EAGAIN;
goto clean_up;
}