add led

hc

2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/include/drm/drm_cache.h
..
..
@@ -38,14 +38,14 @@
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 void drm_clflush_pages(struct page *pages[], unsigned long num_pages);
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 void drm_clflush_sg(struct sg_table *st);
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 void drm_clflush_virt_range(void *addr, unsigned long length);
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-u64 drm_get_max_iomem(void);
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+bool drm_need_swiotlb(int dma_bits);
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 static inline bool drm_arch_can_wc_memory(void)
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 {
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 #if defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE)
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 	return false;
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-#elif defined(CONFIG_MIPS) && defined(CONFIG_CPU_LOONGSON3)
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+#elif defined(CONFIG_MIPS) && defined(CONFIG_CPU_LOONGSON64)
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 	return false;
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 #elif defined(CONFIG_ARM) || defined(CONFIG_ARM64)
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 	/*