4  * MMC software queue support based on command queue interfaces
10 #include <linux/mmc/card.h>
11 #include <linux/mmc/host.h>
22 	struct mmc_host *mmc = hsq->mmc;  in mmc_hsq_retry_handler()  local
24 	mmc->ops->request(mmc, hsq->mrq);  in mmc_hsq_retry_handler()
29 	struct mmc_host *mmc = hsq->mmc;  in mmc_hsq_pump_requests()  local
54 	if (mmc->ops->request_atomic)  in mmc_hsq_pump_requests()
55 		ret = mmc->ops->request_atomic(mmc, hsq->mrq);  in mmc_hsq_pump_requests()
57 		mmc->ops->request(mmc, hsq->mrq);  in mmc_hsq_pump_requests()
147  * @mmc: the host controller
153 bool mmc_hsq_finalize_request(struct mmc_host *mmc, struct mmc_request *mrq)  in mmc_hsq_finalize_request()  argument
155 	struct mmc_hsq *hsq = mmc->cqe_private;  in mmc_hsq_finalize_request()
172 	mmc_cqe_request_done(mmc, hsq->mrq);  in mmc_hsq_finalize_request()
180 static void mmc_hsq_recovery_start(struct mmc_host *mmc)  in mmc_hsq_recovery_start()  argument
182 	struct mmc_hsq *hsq = mmc->cqe_private;  in mmc_hsq_recovery_start()
192 static void mmc_hsq_recovery_finish(struct mmc_host *mmc)  in mmc_hsq_recovery_finish()  argument
194 	struct mmc_hsq *hsq = mmc->cqe_private;  in mmc_hsq_recovery_finish()
212 static int mmc_hsq_request(struct mmc_host *mmc, struct mmc_request *mrq)  in mmc_hsq_request()  argument
214 	struct mmc_hsq *hsq = mmc->cqe_private;  in mmc_hsq_request()
248 static void mmc_hsq_post_req(struct mmc_host *mmc, struct mmc_request *mrq)  in mmc_hsq_post_req()  argument
250 	if (mmc->ops->post_req)  in mmc_hsq_post_req()
251 		mmc->ops->post_req(mmc, mrq, 0);  in mmc_hsq_post_req()
271 static int mmc_hsq_wait_for_idle(struct mmc_host *mmc)  in mmc_hsq_wait_for_idle()  argument
273 	struct mmc_hsq *hsq = mmc->cqe_private;  in mmc_hsq_wait_for_idle()
282 static void mmc_hsq_disable(struct mmc_host *mmc)  in mmc_hsq_disable()  argument
284 	struct mmc_hsq *hsq = mmc->cqe_private;  in mmc_hsq_disable()
301 		pr_warn("could not stop mmc software queue\n");  in mmc_hsq_disable()
312 static int mmc_hsq_enable(struct mmc_host *mmc, struct mmc_card *card)  in mmc_hsq_enable()  argument
314 	struct mmc_hsq *hsq = mmc->cqe_private;  in mmc_hsq_enable()
340 int mmc_hsq_init(struct mmc_hsq *hsq, struct mmc_host *mmc)  in mmc_hsq_init()  argument
345 	hsq->slot = devm_kcalloc(mmc_dev(mmc), hsq->num_slots,  in mmc_hsq_init()
350 	hsq->mmc = mmc;  in mmc_hsq_init()
351 	hsq->mmc->cqe_private = hsq;  in mmc_hsq_init()
352 	mmc->cqe_ops = &mmc_hsq_ops;  in mmc_hsq_init()
362 void mmc_hsq_suspend(struct mmc_host *mmc)  in mmc_hsq_suspend()  argument
364 	mmc_hsq_disable(mmc);  in mmc_hsq_suspend()
368 int mmc_hsq_resume(struct mmc_host *mmc)  in mmc_hsq_resume()  argument
370 	return mmc_hsq_enable(mmc, NULL);  in mmc_hsq_resume()
374 MODULE_DESCRIPTION("MMC Host Software Queue support");