drm/xe: Remove unused xe parameter

Remove the xe parameter from the pde_encode_pat_index and
pte_encode_pat_index functions, as it is no longer used.

Signed-off-by: Himal Prasad Ghimiray <[e-mail]>
Reviewed-by: Tejas Upadhyay <[e-mail]>
Reviewed-by: Lucas De Marchi <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]
Signed-off-by: Lucas De Marchi <[e-mail]>

drivers/gpu/drm/xe/xe_vm.c

···
 	.vm_free = xe_vm_free,
 };
 
-static u64 pde_encode_pat_index(struct xe_device *xe, u16 pat_index)
+static u64 pde_encode_pat_index(u16 pat_index)
 {
 	u64 pte = 0;
 
···
 	return pte;
 }
 
-static u64 pte_encode_pat_index(struct xe_device *xe, u16 pat_index,
-				u32 pt_level)
+static u64 pte_encode_pat_index(u16 pat_index, u32 pt_level)
 {
 	u64 pte = 0;
 
···
 static u64 xelp_pde_encode_bo(struct xe_bo *bo, u64 bo_offset,
 			      const u16 pat_index)
 {
-	struct xe_device *xe = xe_bo_device(bo);
 	u64 pde;
 
 	pde = xe_bo_addr(bo, bo_offset, XE_PAGE_SIZE);
 	pde |= XE_PAGE_PRESENT | XE_PAGE_RW;
-	pde |= pde_encode_pat_index(xe, pat_index);
+	pde |= pde_encode_pat_index(pat_index);
 
 	return pde;
 }
···
 static u64 xelp_pte_encode_bo(struct xe_bo *bo, u64 bo_offset,
 			      u16 pat_index, u32 pt_level)
 {
-	struct xe_device *xe = xe_bo_device(bo);
 	u64 pte;
 
 	pte = xe_bo_addr(bo, bo_offset, XE_PAGE_SIZE);
 	pte |= XE_PAGE_PRESENT | XE_PAGE_RW;
-	pte |= pte_encode_pat_index(xe, pat_index, pt_level);
+	pte |= pte_encode_pat_index(pat_index, pt_level);
 	pte |= pte_encode_ps(pt_level);
 
 	if (xe_bo_is_vram(bo) || xe_bo_is_stolen_devmem(bo))
···
 static u64 xelp_pte_encode_vma(u64 pte, struct xe_vma *vma,
 			       u16 pat_index, u32 pt_level)
 {
-	struct xe_device *xe = xe_vma_vm(vma)->xe;
-
 	pte |= XE_PAGE_PRESENT;
 
 	if (likely(!xe_vma_read_only(vma)))
 		pte |= XE_PAGE_RW;
 
-	pte |= pte_encode_pat_index(xe, pat_index, pt_level);
+	pte |= pte_encode_pat_index(pat_index, pt_level);
 	pte |= pte_encode_ps(pt_level);
 
 	if (unlikely(xe_vma_is_null(vma)))
···
 
 	pte = addr;
 	pte |= XE_PAGE_PRESENT | XE_PAGE_RW;
-	pte |= pte_encode_pat_index(xe, pat_index, pt_level);
+	pte |= pte_encode_pat_index(pat_index, pt_level);
 	pte |= pte_encode_ps(pt_level);
 
 	if (devmem)