add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/drivers/media/common/videobuf2/videobuf2-vmalloc.c
..
..
@@ -46,16 +46,16 @@
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46
 
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 	buf->size = size;
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 	buf->vaddr = vmalloc_user(buf->size);
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-	buf->dma_dir = dma_dir;
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-	buf->handler.refcount = &buf->refcount;
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-	buf->handler.put = vb2_vmalloc_put;
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-	buf->handler.arg = buf;
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-
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 	if (!buf->vaddr) {
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 		pr_debug("vmalloc of size %ld failed\n", buf->size);
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 		kfree(buf);
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 		return ERR_PTR(-ENOMEM);
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 	}
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+
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+	buf->dma_dir = dma_dir;
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+	buf->handler.refcount = &buf->refcount;
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+	buf->handler.put = vb2_vmalloc_put;
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+	buf->handler.arg = buf;
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 	refcount_set(&buf->refcount, 1);
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 	return buf;
..
..
@@ -87,8 +87,7 @@
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 	buf->dma_dir = dma_dir;
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 	offset = vaddr & ~PAGE_MASK;
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 	buf->size = size;
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-	vec = vb2_create_framevec(vaddr, size, dma_dir == DMA_FROM_DEVICE ||
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-					       dma_dir == DMA_BIDIRECTIONAL);
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+	vec = vb2_create_framevec(vaddr, size);
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 	if (IS_ERR(vec)) {
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 		ret = PTR_ERR(vec);
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 		goto fail_pfnvec_create;
..
..
@@ -106,10 +105,9 @@
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 			if (nums[i-1] + 1 != nums[i])
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 				goto fail_map;
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 		buf->vaddr = (__force void *)
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-			ioremap_nocache(__pfn_to_phys(nums[0]), size + offset);
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+			ioremap(__pfn_to_phys(nums[0]), size + offset);
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 	} else {
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-		buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1,
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-					PAGE_KERNEL);
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+		buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1);
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 	}
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 	if (!buf->vaddr)
..
..
@@ -231,7 +229,7 @@
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 		kfree(attach);
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 		return ret;
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 	}
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-	for_each_sg(sgt->sgl, sg, sgt->nents, i) {
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+	for_each_sgtable_sg(sgt, sg, i) {
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 		struct page *page = vmalloc_to_page(vaddr);
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234
 
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 		if (!page) {
..
..
@@ -261,8 +259,7 @@
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 	/* release the scatterlist cache */
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 	if (attach->dma_dir != DMA_NONE)
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-		dma_unmap_sg(db_attach->dev, sgt->sgl, sgt->orig_nents,
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-			attach->dma_dir);
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+		dma_unmap_sgtable(db_attach->dev, sgt, attach->dma_dir, 0);
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 	sg_free_table(sgt);
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 	kfree(attach);
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 	db_attach->priv = NULL;
..
..
@@ -287,15 +284,12 @@
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 	/* release any previous cache */
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 	if (attach->dma_dir != DMA_NONE) {
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-		dma_unmap_sg(db_attach->dev, sgt->sgl, sgt->orig_nents,
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-			attach->dma_dir);
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+		dma_unmap_sgtable(db_attach->dev, sgt, attach->dma_dir, 0);
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 		attach->dma_dir = DMA_NONE;
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 	}
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 	/* mapping to the client with new direction */
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-	sgt->nents = dma_map_sg(db_attach->dev, sgt->sgl, sgt->orig_nents,
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-				dma_dir);
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-	if (!sgt->nents) {
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+	if (dma_map_sgtable(db_attach->dev, sgt, dma_dir, 0)) {
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 		pr_err("failed to map scatterlist\n");
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 		mutex_unlock(lock);
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 		return ERR_PTR(-EIO);
..
..
@@ -320,13 +314,6 @@
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 	vb2_vmalloc_put(dbuf->priv);
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 }
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-static void *vb2_vmalloc_dmabuf_ops_kmap(struct dma_buf *dbuf, unsigned long pgnum)
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-{
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-	struct vb2_vmalloc_buf *buf = dbuf->priv;
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-
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-	return buf->vaddr + pgnum * PAGE_SIZE;
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-}
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-
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 static void *vb2_vmalloc_dmabuf_ops_vmap(struct dma_buf *dbuf)
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 {
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 	struct vb2_vmalloc_buf *buf = dbuf->priv;
..
..
@@ -345,7 +332,6 @@
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 	.detach = vb2_vmalloc_dmabuf_ops_detach,
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 	.map_dma_buf = vb2_vmalloc_dmabuf_ops_map,
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 	.unmap_dma_buf = vb2_vmalloc_dmabuf_ops_unmap,
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-	.map = vb2_vmalloc_dmabuf_ops_kmap,
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 	.vmap = vb2_vmalloc_dmabuf_ops_vmap,
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 	.mmap = vb2_vmalloc_dmabuf_ops_mmap,
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 	.release = vb2_vmalloc_dmabuf_ops_release,