linux/drivers/mmc/host/mmc_hsq.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_MMC_HSQ_H
#define LINUX_MMC_HSQ_H

#define HSQ_NUM_SLOTS …
#define HSQ_INVALID_TAG …

/*
 * For MMC host software queue, we only allow 2 requests in
 * flight to avoid a long latency.
 */
#define HSQ_NORMAL_DEPTH …
/*
 * For 4k random writes, we allow hsq_depth to increase to 5
 * for better performance.
 */
#define HSQ_PERFORMANCE_DEPTH …

struct hsq_slot { … };

struct mmc_hsq { … };

int mmc_hsq_init(struct mmc_hsq *hsq, struct mmc_host *mmc);
void mmc_hsq_suspend(struct mmc_host *mmc);
int mmc_hsq_resume(struct mmc_host *mmc);
bool mmc_hsq_finalize_request(struct mmc_host *mmc, struct mmc_request *mrq);

#endif