重命名 AX88772C_eeprom/asix.c 为 asix_mac.c

hc

2024-09-20 a36159eec6ca17402b0e146b86efaf76568dc353

 kernel/arch/microblaze/kernel/dma.c
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@@ -8,14 +8,13 @@
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  */
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 #include <linux/device.h>
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-#include <linux/dma-noncoherent.h>
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+#include <linux/dma-map-ops.h>
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 #include <linux/gfp.h>
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-#include <linux/dma-debug.h>
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 #include <linux/export.h>
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 #include <linux/bug.h>
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 #include <asm/cacheflush.h>
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-static void __dma_sync(struct device *dev, phys_addr_t paddr, size_t size,
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+static void __dma_sync(phys_addr_t paddr, size_t size,
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 		enum dma_data_direction direction)
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 {
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 	switch (direction) {
..
..
@@ -31,36 +30,14 @@
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 	}
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 }
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-void arch_sync_dma_for_device(struct device *dev, phys_addr_t paddr,
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-		size_t size, enum dma_data_direction dir)
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+void arch_sync_dma_for_device(phys_addr_t paddr, size_t size,
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+		enum dma_data_direction dir)
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 {
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-	__dma_sync(dev, paddr, size, dir);
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+	__dma_sync(paddr, size, dir);
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 }
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-void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr,
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-		size_t size, enum dma_data_direction dir)
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+void arch_sync_dma_for_cpu(phys_addr_t paddr, size_t size,
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+		enum dma_data_direction dir)
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 {
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-	__dma_sync(dev, paddr, size, dir);
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-}
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-
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-int arch_dma_mmap(struct device *dev, struct vm_area_struct *vma,
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-		void *cpu_addr, dma_addr_t handle, size_t size,
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-		unsigned long attrs)
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-{
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-#ifdef CONFIG_MMU
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-	unsigned long user_count = vma_pages(vma);
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-	unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT;
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-	unsigned long off = vma->vm_pgoff;
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-	unsigned long pfn;
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-
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-	if (off >= count || user_count > (count - off))
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-		return -ENXIO;
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-
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-	vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
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-	pfn = consistent_virt_to_pfn(cpu_addr);
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-	return remap_pfn_range(vma, vma->vm_start, pfn + off,
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-			       vma->vm_end - vma->vm_start, vma->vm_page_prot);
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-#else
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-	return -ENXIO;
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-#endif
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+	__dma_sync(paddr, size, dir);
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 }