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Commit 0f7c4c15 authored by Vladimir Murzin's avatar Vladimir Murzin Committed by Russell King
Browse files

ARM: 8699/1: dma-mapping: Remove init_dma_coherent_pool_size() 



There are no users of init_dma_coherent_pool_size() left due to
387870f2 ("mm: dmapool: use provided gfp flags for all
dma_alloc_coherent() calls"), so remove it.

Signed-off-by: default avatarVladimir Murzin <vladimir.murzin@arm.com>
Signed-off-by: default avatarRussell King <rmk+kernel@armlinux.org.uk>
parent b337e1c4

arch/arm/include/asm/dma-mapping.h

+0 −7
Original line number Diff line number Diff line
@@ -189,13 +189,6 @@ extern int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, 
			void *cpu_addr, dma_addr_t dma_addr, size_t size,

			unsigned long attrs);



/*

 * This can be called during early boot to increase the size of the atomic

 * coherent DMA pool above the default value of 256KiB. It must be called

 * before postcore_initcall.

 */

extern void __init init_dma_coherent_pool_size(unsigned long size);



/*

 * For SA-1111, IXP425, and ADI systems  the dma-mapping functions are "magic"

 * and utilize bounce buffers as needed to work around limited DMA windows.

arch/arm/mm/dma-mapping.c

+0 −15
Original line number Diff line number Diff line
@@ -393,21 +393,6 @@ static int __init early_coherent_pool(char *p) 
}

early_param("coherent_pool", early_coherent_pool);



void __init init_dma_coherent_pool_size(unsigned long size)

{

	/*

	 * Catch any attempt to set the pool size too late.

	 */

	BUG_ON(atomic_pool);



	/*

	 * Set architecture specific coherent pool size only if

	 * it has not been changed by kernel command line parameter.

	 */

	if (atomic_pool_size == DEFAULT_DMA_COHERENT_POOL_SIZE)

		atomic_pool_size = size;

}



/*

 * Initialise the coherent pool for atomic allocations.

 */