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iommu/msm: Make msm_iommu_lock static

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Fix the following sparse warning:

drivers/iommu/msm_iommu.c:37:1: warning: symbol 'msm_iommu_lock' was not declared.

The msm_iommu_lock has only call site within msm_iommu.c
It should be static

Fixes: 0720d1f052 ("msm: Add MSM IOMMU support")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Samuel Zou <zou_wei@huawei.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1589249839-105820-1-git-send-email-zou_wei@huawei.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Samuel Zou 2020-05-12 10:17:19 +08:00 committed by Joerg Roedel
parent 6a8b55ed40
commit c4e0f3b240
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/msm_iommu.c
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@ -34,7 +34,7 @@ __asm__ __volatile__ ( \
/* bitmap of the page sizes currently supported */
#define MSM_IOMMU_PGSIZES (SZ_4K | SZ_64K | SZ_1M | SZ_16M)
DEFINE_SPINLOCK(msm_iommu_lock);
static DEFINE_SPINLOCK(msm_iommu_lock);
static LIST_HEAD(qcom_iommu_devices);
static struct iommu_ops msm_iommu_ops;