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iommu/mediatek: Move MTK_M4U_TO_LARB/PORT into mtk_iommu.c 

The definition of MTK_M4U_TO_LARB and MTK_M4U_TO_PORT are shared by
all the gen2 M4U HWs. Thus, Move them out from mt8173-larb-port.h,
and put them into the c file.

Suggested-by: Honghui Zhang <honghui.zhang@mediatek.com>
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Yong Wu 2017-08-21 19:00:15 +08:00 committed by Joerg Roedel
parent 894901b5c9
commit a9467d9542
2 changed files with 7 additions and 5 deletions
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8
drivers/iommu/mtk_iommu.c
View File

@ -31,7 +31,6 @@
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <asm/barrier.h>
#include <dt-bindings/memory/mt8173-larb-port.h>
#include <soc/mediatek/smi.h>
#include "mtk_iommu.h"
@ -93,6 +92,13 @@
#define MTK_PROTECT_PA_ALIGN 128
/*
* Get the local arbiter ID and the portid within the larb arbiter
* from mtk_m4u_id which is defined by MTK_M4U_ID.
*/
#define MTK_M4U_TO_LARB(id) (((id) >> 5) & 0x7)
#define MTK_M4U_TO_PORT(id) ((id) & 0x1f)
struct mtk_iommu_domain {
spinlock_t pgtlock; /* lock for page table */

4
include/dt-bindings/memory/mt8173-larb-port.h
View File

@ -15,10 +15,6 @@
#define __DTS_IOMMU_PORT_MT8173_H
#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port))
/* Local arbiter ID */
#define MTK_M4U_TO_LARB(id) (((id) >> 5) & 0x7)
/* PortID within the local arbiter */
#define MTK_M4U_TO_PORT(id) ((id) & 0x1f)
#define M4U_LARB0_ID 0
#define M4U_LARB1_ID 1