add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/drivers/rknpu/rknpu_mem.c
..
..
@@ -109,22 +109,27 @@
109
109
 			  __LINE__, &phys, length);
110
110
 	}
111
111
 
112
-	page_count = length >> PAGE_SHIFT;
113
-	pages = vmalloc(page_count * sizeof(struct page));
114
-	if (!pages) {
115
-		LOG_ERROR("alloc pages failed\n");
116
-		ret = -ENOMEM;
117
-		goto err_detach_dma_buf;
118
-	}
112
+	if (args.flags & RKNPU_MEM_KERNEL_MAPPING) {
113
+		page_count = length >> PAGE_SHIFT;
114
+		pages = vmalloc(page_count * sizeof(struct page));
115
+		if (!pages) {
116
+			LOG_ERROR("alloc pages failed\n");
117
+			ret = -ENOMEM;
118
+			goto err_detach_dma_buf;
119
+		}
119
120
 
120
-	for (i = 0; i < page_count; i++)
121
-		pages[i] = &page[i];
121
+		for (i = 0; i < page_count; i++)
122
+			pages[i] = &page[i];
122
123
 
123
-	rknpu_obj->kv_addr = vmap(pages, page_count, VM_MAP, PAGE_KERNEL);
124
-	if (!rknpu_obj->kv_addr) {
125
-		LOG_ERROR("vmap pages addr failed\n");
126
-		ret = -ENOMEM;
127
-		goto err_free_pages;
124
+		rknpu_obj->kv_addr =
125
+			vmap(pages, page_count, VM_MAP, PAGE_KERNEL);
126
+		if (!rknpu_obj->kv_addr) {
127
+			LOG_ERROR("vmap pages addr failed\n");
128
+			ret = -ENOMEM;
129
+			goto err_free_pages;
130
+		}
131
+		vfree(pages);
132
+		pages = NULL;
128
133
 	}
129
134
 
130
135
 	rknpu_obj->size = PAGE_ALIGN(args.size);
..
..
@@ -148,8 +153,6 @@
148
153
 		goto err_unmap_kv_addr;
149
154
 	}
150
155
 
151
-	vfree(pages);
152
-	pages = NULL;
153
156
 	dma_buf_unmap_attachment(attachment, table, DMA_BIDIRECTIONAL);
154
157
 	dma_buf_detach(dmabuf, attachment);
155
158