[PATCH 01/11] drm/amd: define gc ip version local variable

Alex Deucher alexander.deucher at amd.com
Mon Dec 2 21:49:42 UTC 2024


From: Alex Sierra <alex.sierra at amd.com>

For better readability. Also leftover orphaned code.

Signed-off-by: Alex Sierra <alex.sierra at amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling at amd.com>
Reviewed-by: Harish Kasiviswanathan <harish.kasiviswanathan at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 8 +++-----
 drivers/gpu/drm/amd/amdkfd/kfd_svm.c  | 5 +++--
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index dc670cf836664..1475d03ebb057 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1138,12 +1138,13 @@ static void gmc_v9_0_get_coherence_flags(struct amdgpu_device *adev,
 	bool uncached = bo->flags & AMDGPU_GEM_CREATE_UNCACHED;
 	struct amdgpu_vm *vm = mapping->bo_va->base.vm;
 	unsigned int mtype_local, mtype;
+	uint32_t gc_ip_version = amdgpu_ip_version(adev, GC_HWIP, 0);
 	bool snoop = false;
 	bool is_local;
 
 	dma_resv_assert_held(bo->tbo.base.resv);
 
-	switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
+	switch (gc_ip_version) {
 	case IP_VERSION(9, 4, 1):
 	case IP_VERSION(9, 4, 2):
 		if (is_vram) {
@@ -1157,10 +1158,7 @@ static void gmc_v9_0_get_coherence_flags(struct amdgpu_device *adev,
 				/* FIXME: is this still needed? Or does
 				 * amdgpu_ttm_tt_pde_flags already handle this?
 				 */
-				if ((amdgpu_ip_version(adev, GC_HWIP, 0) ==
-					     IP_VERSION(9, 4, 2) ||
-				     amdgpu_ip_version(adev, GC_HWIP, 0) ==
-					     IP_VERSION(9, 4, 3)) &&
+				if (gc_ip_version == IP_VERSION(9, 4, 2) &&
 				    adev->gmc.xgmi.connected_to_cpu)
 					snoop = true;
 			} else {
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
index 3e2911895c740..c096caf314c0e 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -1195,6 +1195,7 @@ svm_range_get_pte_flags(struct kfd_node *node,
 	struct kfd_node *bo_node;
 	uint32_t flags = prange->flags;
 	uint32_t mapping_flags = 0;
+	uint32_t gc_ip_version = KFD_GC_VERSION(node);
 	uint64_t pte_flags;
 	bool snoop = (domain != SVM_RANGE_VRAM_DOMAIN);
 	bool coherent = flags & (KFD_IOCTL_SVM_FLAG_COHERENT | KFD_IOCTL_SVM_FLAG_EXT_COHERENT);
@@ -1204,7 +1205,7 @@ svm_range_get_pte_flags(struct kfd_node *node,
 	if (domain == SVM_RANGE_VRAM_DOMAIN)
 		bo_node = prange->svm_bo->node;
 
-	switch (amdgpu_ip_version(node->adev, GC_HWIP, 0)) {
+	switch (gc_ip_version) {
 	case IP_VERSION(9, 4, 1):
 		if (domain == SVM_RANGE_VRAM_DOMAIN) {
 			if (bo_node == node) {
@@ -1299,7 +1300,7 @@ svm_range_get_pte_flags(struct kfd_node *node,
 	pte_flags = AMDGPU_PTE_VALID;
 	pte_flags |= (domain == SVM_RANGE_VRAM_DOMAIN) ? 0 : AMDGPU_PTE_SYSTEM;
 	pte_flags |= snoop ? AMDGPU_PTE_SNOOPED : 0;
-	if (KFD_GC_VERSION(node) >= IP_VERSION(12, 0, 0))
+	if (gc_ip_version >= IP_VERSION(12, 0, 0))
 		pte_flags |= AMDGPU_PTE_IS_PTE;
 
 	pte_flags |= amdgpu_gem_va_map_flags(node->adev, mapping_flags);
-- 
2.47.0



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