swh:1:snp:c2847dfd741eae21606027cf29250d1ebcd63fb4
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Tip revision: 75bc37fefc4471e718ba8e651aa74673d4e0a9eb authored by Linus Torvalds on 07 May 2018, 02:57:38 UTC
Linux 4.17-rc4
Tip revision: 75bc37f
sata_gemini.h
/* SPDX-License-Identifier: GPL-2.0 */
/* Header for the Gemini SATA bridge */
#ifndef SATA_GEMINI_H
#define SATA_GEMINI_H

struct sata_gemini;

enum gemini_muxmode {
	GEMINI_MUXMODE_0 = 0,
	GEMINI_MUXMODE_1,
	GEMINI_MUXMODE_2,
	GEMINI_MUXMODE_3,
};

struct sata_gemini *gemini_sata_bridge_get(void);
bool gemini_sata_bridge_enabled(struct sata_gemini *sg, bool is_ata1);
enum gemini_muxmode gemini_sata_get_muxmode(struct sata_gemini *sg);
int gemini_sata_start_bridge(struct sata_gemini *sg, unsigned int bridge);
void gemini_sata_stop_bridge(struct sata_gemini *sg, unsigned int bridge);
int gemini_sata_reset_bridge(struct sata_gemini *sg, unsigned int bridge);

#endif
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