[linux-block.git] / arch / powerpc / include / asm / ppc4xx_ocm.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * PowerPC 4xx OCM memory allocation support
 *
 * (C) Copyright 2009, Applied Micro Circuits Corporation
 * Victor Gallardo (vgallardo@amcc.com)
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 */

#ifndef __ASM_POWERPC_PPC4XX_OCM_H__
#define __ASM_POWERPC_PPC4XX_OCM_H__

#define PPC4XX_OCM_NON_CACHED 0
#define PPC4XX_OCM_CACHED     1

#if defined(CONFIG_PPC4xx_OCM)

void *ppc4xx_ocm_alloc(phys_addr_t *phys, int size, int align,
		  int flags, const char *owner);
void ppc4xx_ocm_free(const void *virt);

#else

#define ppc4xx_ocm_alloc(phys, size, align, flags, owner)	NULL
#define ppc4xx_ocm_free(addr)	((void)0)

#endif /* CONFIG_PPC4xx_OCM */

#endif  /* __ASM_POWERPC_PPC4XX_OCM_H__ */
Commit	Line	Data
1a59d1b8	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
c19d8248 VNHT	2	/*
	3	* PowerPC 4xx OCM memory allocation support
	4	*
	5	* (C) Copyright 2009, Applied Micro Circuits Corporation
	6	* Victor Gallardo (vgallardo@amcc.com)
	7	*
	8	* See file CREDITS for list of people who contributed to this
	9	* project.
c19d8248 VNHT	10	*/
	11
	12	#ifndef __ASM_POWERPC_PPC4XX_OCM_H__
	13	#define __ASM_POWERPC_PPC4XX_OCM_H__
	14
	15	#define PPC4XX_OCM_NON_CACHED 0
	16	#define PPC4XX_OCM_CACHED 1
	17
	18	#if defined(CONFIG_PPC4xx_OCM)
	19
	20	void ppc4xx_ocm_alloc(phys_addr_t phys, int size, int align,
	21	int flags, const char *owner);
	22	void ppc4xx_ocm_free(const void *virt);
	23
	24	#else
	25
	26	#define ppc4xx_ocm_alloc(phys, size, align, flags, owner) NULL
	27	#define ppc4xx_ocm_free(addr) ((void)0)
	28
	29	#endif /* CONFIG_PPC4xx_OCM */
	30
	31	#endif /* __ASM_POWERPC_PPC4XX_OCM_H__ */