Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h
index ed32845..2f05134 100644
--- a/arch/sparc/include/asm/dma-mapping.h
+++ b/arch/sparc/include/asm/dma-mapping.h
@@ -2,23 +2,12 @@
 #ifndef ___ASM_SPARC_DMA_MAPPING_H
 #define ___ASM_SPARC_DMA_MAPPING_H
 
-#include <asm/cpu_type.h>
-
 extern const struct dma_map_ops *dma_ops;
 
-extern struct bus_type pci_bus_type;
-
 static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
 {
-#ifdef CONFIG_SPARC_LEON
-	if (sparc_cpu_model == sparc_leon)
-		return NULL;
-#endif
-#if defined(CONFIG_SPARC32) && defined(CONFIG_PCI)
-	if (bus == &pci_bus_type)
-		return NULL;
-#endif
-	return dma_ops;
+	/* sparc32 uses per-device dma_ops */
+	return IS_ENABLED(CONFIG_SPARC64) ? dma_ops : NULL;
 }
 
 #endif