linux-kernel - [PATCH] iommu/amd: Fix sparse warnings

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Date:   Sat,  7 Sep 2019 16:58:12 +1000
From:   Adam Zerella <adam.zerella@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     joro@...tes.org, iommu@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, adam.zerella@...il.com
Subject: [PATCH] iommu/amd: Fix sparse warnings

There was some simple Sparse warnings related to making some
signatures static.

Signed-off-by: Adam Zerella <adam.zerella@...il.com>
---
 drivers/iommu/amd_iommu.c      |  4 ++--
 drivers/iommu/amd_iommu_init.c | 12 ++++++------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index b607a92791d3..a9e40001720a 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -84,7 +84,7 @@ LIST_HEAD(acpihid_map);
  * Domain for untranslated devices - only allocated
  * if iommu=pt passed on kernel cmd line.
  */
-const struct iommu_ops amd_iommu_ops;
+static const struct iommu_ops amd_iommu_ops;
 
 static ATOMIC_NOTIFIER_HEAD(ppr_notifier);
 int amd_iommu_max_glx_val = -1;
@@ -3201,7 +3201,7 @@ static void amd_iommu_iotlb_range_add(struct iommu_domain *domain,
 {
 }
 
-const struct iommu_ops amd_iommu_ops = {
+static const struct iommu_ops amd_iommu_ops = {
 	.capable = amd_iommu_capable,
 	.domain_alloc = amd_iommu_domain_alloc,
 	.domain_free  = amd_iommu_domain_free,
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 4413aa67000e..f32627cadfd7 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -3050,7 +3050,7 @@ bool amd_iommu_v2_supported(void)
 }
 EXPORT_SYMBOL(amd_iommu_v2_supported);
 
-struct amd_iommu *get_amd_iommu(unsigned int idx)
+static struct amd_iommu *get_amd_iommu(unsigned int idx)
 {
 	unsigned int i = 0;
 	struct amd_iommu *iommu;
@@ -3069,7 +3069,7 @@ EXPORT_SYMBOL(get_amd_iommu);
  *
  ****************************************************************************/
 
-u8 amd_iommu_pc_get_max_banks(unsigned int idx)
+static u8 amd_iommu_pc_get_max_banks(unsigned int idx)
 {
 	struct amd_iommu *iommu = get_amd_iommu(idx);
 
@@ -3080,13 +3080,13 @@ u8 amd_iommu_pc_get_max_banks(unsigned int idx)
 }
 EXPORT_SYMBOL(amd_iommu_pc_get_max_banks);
 
-bool amd_iommu_pc_supported(void)
+static bool amd_iommu_pc_supported(void)
 {
 	return amd_iommu_pc_present;
 }
 EXPORT_SYMBOL(amd_iommu_pc_supported);
 
-u8 amd_iommu_pc_get_max_counters(unsigned int idx)
+static u8 amd_iommu_pc_get_max_counters(unsigned int idx)
 {
 	struct amd_iommu *iommu = get_amd_iommu(idx);
 
@@ -3135,7 +3135,7 @@ static int iommu_pc_get_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr,
 	return 0;
 }
 
-int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64 *value)
+static int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64 *value)
 {
 	if (!iommu)
 		return -EINVAL;
@@ -3144,7 +3144,7 @@ int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64
 }
 EXPORT_SYMBOL(amd_iommu_pc_get_reg);
 
-int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64 *value)
+static int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64 *value)
 {
 	if (!iommu)
 		return -EINVAL;
-- 
2.21.0