diff mbox series

[v6,5/8] iommu/vt-d: Make domain attach helpers to be extern

Message ID 20231020093246.17015-6-yi.l.liu@intel.com (mailing list archive)
State Accepted
Commit d86724d4dc45ba2ed80eebb704e12bb71c35d901
Headers show
Series Add Intel VT-d nested translation (part 1/2) | expand

Commit Message

Yi Liu Oct. 20, 2023, 9:32 a.m. UTC 
This makes the helpers visible to nested.c.

Suggested-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
---
 drivers/iommu/intel/iommu.c | 15 ++++++---------
 drivers/iommu/intel/iommu.h |  7 +++++++
 2 files changed, 13 insertions(+), 9 deletions(-)

Comments

Lu Baolu Oct. 20, 2023, 12:20 p.m. UTC | #1 
On 2023/10/20 17:32, Yi Liu wrote:
> This makes the helpers visible to nested.c.
> 
> Suggested-by: Lu Baolu <baolu.lu@linux.intel.com>
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
> Signed-off-by: Yi Liu <yi.l.liu@intel.com>
> ---
>   drivers/iommu/intel/iommu.c | 15 ++++++---------
>   drivers/iommu/intel/iommu.h |  7 +++++++
>   2 files changed, 13 insertions(+), 9 deletions(-)

Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>

Best regards,
baolu
diff mbox series

Patch

diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 8d78149e793e..b47025fbdea4 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -282,7 +282,6 @@  static LIST_HEAD(dmar_satc_units);
 #define for_each_rmrr_units(rmrr) \
 	list_for_each_entry(rmrr, &dmar_rmrr_units, list)
 
-static void device_block_translation(struct device *dev);
 static void intel_iommu_domain_free(struct iommu_domain *domain);
 
 int dmar_disabled = !IS_ENABLED(CONFIG_INTEL_IOMMU_DEFAULT_ON);
@@ -560,7 +559,7 @@  static unsigned long domain_super_pgsize_bitmap(struct dmar_domain *domain)
 }
 
 /* Some capabilities may be different across iommus */
-static void domain_update_iommu_cap(struct dmar_domain *domain)
+void domain_update_iommu_cap(struct dmar_domain *domain)
 {
 	domain_update_iommu_coherency(domain);
 	domain->iommu_superpage = domain_update_iommu_superpage(domain, NULL);
@@ -1778,8 +1777,7 @@  static struct dmar_domain *alloc_domain(unsigned int type)
 	return domain;
 }
 
-static int domain_attach_iommu(struct dmar_domain *domain,
-			       struct intel_iommu *iommu)
+int domain_attach_iommu(struct dmar_domain *domain, struct intel_iommu *iommu)
 {
 	struct iommu_domain_info *info, *curr;
 	unsigned long ndomains;
@@ -1828,8 +1826,7 @@  static int domain_attach_iommu(struct dmar_domain *domain,
 	return ret;
 }
 
-static void domain_detach_iommu(struct dmar_domain *domain,
-				struct intel_iommu *iommu)
+void domain_detach_iommu(struct dmar_domain *domain, struct intel_iommu *iommu)
 {
 	struct iommu_domain_info *info;
 
@@ -3974,7 +3971,7 @@  static void dmar_remove_one_dev_info(struct device *dev)
  * all DMA requests without PASID from the device are blocked. If the page
  * table has been set, clean up the data structures.
  */
-static void device_block_translation(struct device *dev)
+void device_block_translation(struct device *dev)
 {
 	struct device_domain_info *info = dev_iommu_priv_get(dev);
 	struct intel_iommu *iommu = info->iommu;
@@ -4109,8 +4106,8 @@  static void intel_iommu_domain_free(struct iommu_domain *domain)
 		domain_exit(to_dmar_domain(domain));
 }
 
-static int prepare_domain_attach_device(struct iommu_domain *domain,
-					struct device *dev)
+int prepare_domain_attach_device(struct iommu_domain *domain,
+				 struct device *dev)
 {
 	struct dmar_domain *dmar_domain = to_dmar_domain(domain);
 	struct intel_iommu *iommu;
diff --git a/drivers/iommu/intel/iommu.h b/drivers/iommu/intel/iommu.h
index ff55184456dd..b4560983b8b9 100644
--- a/drivers/iommu/intel/iommu.h
+++ b/drivers/iommu/intel/iommu.h
@@ -860,6 +860,13 @@  int qi_submit_sync(struct intel_iommu *iommu, struct qi_desc *desc,
  */
 #define QI_OPT_WAIT_DRAIN		BIT(0)
 
+int domain_attach_iommu(struct dmar_domain *domain, struct intel_iommu *iommu);
+void domain_detach_iommu(struct dmar_domain *domain, struct intel_iommu *iommu);
+void device_block_translation(struct device *dev);
+int prepare_domain_attach_device(struct iommu_domain *domain,
+				 struct device *dev);
+void domain_update_iommu_cap(struct dmar_domain *domain);
+
 int dmar_ir_support(void);
 
 void *alloc_pgtable_page(int node, gfp_t gfp);