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Revision a3f9bcab509a4bf003942e7e2048904cfe7cb5c5 authored by Rahul Sharma on 20 November 2012, 11:28:26 UTC, committed by Inki Dae on 05 December 2012, 05:39:21 UTC 
drm: exynos: fix for loosing display mode header during mode adjustment
 
This patch is to preserve the display mode header during the mode adjustment.
Display mode header is overwritten with the adjusted mode header which is
throwing the stack dump.

Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
1 parent 3dc5fa9
Raw File
mce_amd.h 
#ifndef _EDAC_MCE_AMD_H
#define _EDAC_MCE_AMD_H

#include <linux/notifier.h>

#include <asm/mce.h>

#define EC(x)				((x) & 0xffff)
#define XEC(x, mask)			(((x) >> 16) & mask)

#define LOW_SYNDROME(x)			(((x) >> 15) & 0xff)
#define HIGH_SYNDROME(x)		(((x) >> 24) & 0xff)

#define TLB_ERROR(x)			(((x) & 0xFFF0) == 0x0010)
#define MEM_ERROR(x)			(((x) & 0xFF00) == 0x0100)
#define BUS_ERROR(x)			(((x) & 0xF800) == 0x0800)

#define TT(x)				(((x) >> 2) & 0x3)
#define TT_MSG(x)			tt_msgs[TT(x)]
#define II(x)				(((x) >> 2) & 0x3)
#define II_MSG(x)			ii_msgs[II(x)]
#define LL(x)				((x) & 0x3)
#define LL_MSG(x)			ll_msgs[LL(x)]
#define TO(x)				(((x) >> 8) & 0x1)
#define TO_MSG(x)			to_msgs[TO(x)]
#define PP(x)				(((x) >> 9) & 0x3)
#define PP_MSG(x)			pp_msgs[PP(x)]

#define R4(x)				(((x) >> 4) & 0xf)
#define R4_MSG(x)			((R4(x) < 9) ?  rrrr_msgs[R4(x)] : "Wrong R4!")

/*
 * F3x4C bits (MCi_STATUS' high half)
 */
#define NBSH_ERR_CPU_VAL		BIT(24)

enum tt_ids {
	TT_INSTR = 0,
	TT_DATA,
	TT_GEN,
	TT_RESV,
};

enum ll_ids {
	LL_RESV = 0,
	LL_L1,
	LL_L2,
	LL_LG,
};

enum ii_ids {
	II_MEM = 0,
	II_RESV,
	II_IO,
	II_GEN,
};

enum rrrr_ids {
	R4_GEN	= 0,
	R4_RD,
	R4_WR,
	R4_DRD,
	R4_DWR,
	R4_IRD,
	R4_PREF,
	R4_EVICT,
	R4_SNOOP,
};

extern const char * const tt_msgs[];
extern const char * const ll_msgs[];
extern const char * const rrrr_msgs[];
extern const char * const pp_msgs[];
extern const char * const to_msgs[];
extern const char * const ii_msgs[];

/*
 * per-family decoder ops
 */
struct amd_decoder_ops {
	bool (*dc_mce)(u16, u8);
	bool (*ic_mce)(u16, u8);
};

void amd_report_gart_errors(bool);
void amd_register_ecc_decoder(void (*f)(int, struct mce *));
void amd_unregister_ecc_decoder(void (*f)(int, struct mce *));
void amd_decode_nb_mce(struct mce *);
int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data);

#endif /* _EDAC_MCE_AMD_H */
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