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Message-ID: <20240724181826.3163-2-thorsten.blum@toblux.com>
Date: Wed, 24 Jul 2024 20:18:27 +0200
From: Thorsten Blum <thorsten.blum@...lux.com>
To: lucas.demarchi@...el.com,
thomas.hellstrom@...ux.intel.com,
rodrigo.vivi@...el.com,
maarten.lankhorst@...ux.intel.com,
mripard@...nel.org,
tzimmermann@...e.de,
airlied@...il.com,
daniel@...ll.ch
Cc: intel-xe@...ts.freedesktop.org,
dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org,
Thorsten Blum <thorsten.blum@...lux.com>
Subject: [PATCH] drm/xe/oa: Use vma_pages() helper function in xe_oa_mmap()
Use the vma_pages() helper function and remove the following
Coccinelle/coccicheck warning reported by vma_pages.cocci:
WARNING: Consider using vma_pages helper on vma
Signed-off-by: Thorsten Blum <thorsten.blum@...lux.com>
---
drivers/gpu/drm/xe/xe_oa.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c
index 6d69f751bf78..133292a9d687 100644
--- a/drivers/gpu/drm/xe/xe_oa.c
+++ b/drivers/gpu/drm/xe/xe_oa.c
@@ -1244,8 +1244,7 @@ static int xe_oa_mmap(struct file *file, struct vm_area_struct *vma)
vm_flags_mod(vma, VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP | VM_DONTCOPY,
VM_MAYWRITE | VM_MAYEXEC);
- xe_assert(stream->oa->xe, bo->ttm.ttm->num_pages ==
- (vma->vm_end - vma->vm_start) >> PAGE_SHIFT);
+ xe_assert(stream->oa->xe, bo->ttm.ttm->num_pages == vma_pages(vma));
for (i = 0; i < bo->ttm.ttm->num_pages; i++) {
ret = remap_pfn_range(vma, start, page_to_pfn(bo->ttm.ttm->pages[i]),
PAGE_SIZE, vma->vm_page_prot);
--
2.45.2
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