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Commit 4fddcaeb authored by Nicolas Pitre's avatar Nicolas Pitre Committed by Nicolas Pitre
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ARM: add dma_zone_size to the machine_desc structure 



Signed-off-by: default avatarNicolas Pitre <nicolas.pitre@linaro.org>
parent 65032018

arch/arm/include/asm/mach/arch.h

+4 −0
Original line number Diff line number Diff line
@@ -23,6 +23,10 @@ struct machine_desc { 


	unsigned int		nr_irqs;	/* number of IRQs */



#ifdef CONFIG_ZONE_DMA

	unsigned long		dma_zone_size;	/* size of DMA-able area */

#endif



	unsigned int		video_start;	/* start of video RAM	*/

	unsigned int		video_end;	/* end of video RAM	*/

arch/arm/kernel/setup.c

+6 −0
Original line number Diff line number Diff line
@@ -916,6 +916,12 @@ void __init setup_arch(char **cmdline_p) 
	cpu_init();

	tcm_init();



#ifdef CONFIG_ZONE_DMA

	if (mdesc->dma_zone_size) {

		extern unsigned long arm_dma_zone_size;

		arm_dma_zone_size = mdesc->dma_zone_size;

	}

#endif

#ifdef CONFIG_MULTI_IRQ_HANDLER

	handle_arch_irq = mdesc->handle_irq;

#endif