Lines Matching refs:host

41 	struct mmc_host *host = cls_dev_to_mmc_host(dev);  in mmc_host_class_prepare()  local
47 if (!host->bus_ops) in mmc_host_class_prepare()
51 if (host->bus_ops->pre_suspend) in mmc_host_class_prepare()
52 return host->bus_ops->pre_suspend(host); in mmc_host_class_prepare()
59 struct mmc_host *host = cls_dev_to_mmc_host(dev); in mmc_host_class_complete() local
61 _mmc_detect_change(host, 0, false); in mmc_host_class_complete()
76 struct mmc_host *host = cls_dev_to_mmc_host(dev); in mmc_host_classdev_release() local
77 wakeup_source_unregister(host->ws); in mmc_host_classdev_release()
78 if (of_alias_get_id(host->parent->of_node, "mmc") < 0) in mmc_host_classdev_release()
79 ida_simple_remove(&mmc_host_ida, host->index); in mmc_host_classdev_release()
80 kfree(host); in mmc_host_classdev_release()
85 struct mmc_host *host = cls_dev_to_mmc_host(dev); in mmc_host_classdev_shutdown() local
87 __mmc_stop_host(host); in mmc_host_classdev_shutdown()
112 void mmc_retune_enable(struct mmc_host *host) in mmc_retune_enable() argument
114 host->can_retune = 1; in mmc_retune_enable()
115 if (host->retune_period) in mmc_retune_enable()
116 mod_timer(&host->retune_timer, in mmc_retune_enable()
117 jiffies + host->retune_period * HZ); in mmc_retune_enable()
124 void mmc_retune_pause(struct mmc_host *host) in mmc_retune_pause() argument
126 if (!host->retune_paused) { in mmc_retune_pause()
127 host->retune_paused = 1; in mmc_retune_pause()
128 mmc_retune_hold(host); in mmc_retune_pause()
133 void mmc_retune_unpause(struct mmc_host *host) in mmc_retune_unpause() argument
135 if (host->retune_paused) { in mmc_retune_unpause()
136 host->retune_paused = 0; in mmc_retune_unpause()
137 mmc_retune_release(host); in mmc_retune_unpause()
148 void mmc_retune_disable(struct mmc_host *host) in mmc_retune_disable() argument
150 mmc_retune_unpause(host); in mmc_retune_disable()
151 host->can_retune = 0; in mmc_retune_disable()
152 del_timer_sync(&host->retune_timer); in mmc_retune_disable()
153 mmc_retune_clear(host); in mmc_retune_disable()
156 void mmc_retune_timer_stop(struct mmc_host *host) in mmc_retune_timer_stop() argument
158 del_timer_sync(&host->retune_timer); in mmc_retune_timer_stop()
162 void mmc_retune_hold(struct mmc_host *host) in mmc_retune_hold() argument
164 if (!host->hold_retune) in mmc_retune_hold()
165 host->retune_now = 1; in mmc_retune_hold()
166 host->hold_retune += 1; in mmc_retune_hold()
169 void mmc_retune_release(struct mmc_host *host) in mmc_retune_release() argument
171 if (host->hold_retune) in mmc_retune_release()
172 host->hold_retune -= 1; in mmc_retune_release()
178 int mmc_retune(struct mmc_host *host) in mmc_retune() argument
183 if (host->retune_now) in mmc_retune()
184 host->retune_now = 0; in mmc_retune()
188 if (!host->need_retune || host->doing_retune || !host->card) in mmc_retune()
191 host->need_retune = 0; in mmc_retune()
193 host->doing_retune = 1; in mmc_retune()
195 if (host->ios.timing == MMC_TIMING_MMC_HS400) { in mmc_retune()
196 err = mmc_hs400_to_hs200(host->card); in mmc_retune()
203 err = mmc_execute_tuning(host->card); in mmc_retune()
208 err = mmc_hs200_to_hs400(host->card); in mmc_retune()
210 host->doing_retune = 0; in mmc_retune()
217 struct mmc_host *host = from_timer(host, t, retune_timer); in mmc_retune_timer() local
219 mmc_retune_needed(host); in mmc_retune_timer()
237 mmc_of_parse_clk_phase(struct mmc_host *host, struct mmc_clk_phase_map *map) in mmc_of_parse_clk_phase() argument
239 struct device *dev = host->parent; in mmc_of_parse_clk_phase()
275 int mmc_of_parse(struct mmc_host *host) in mmc_of_parse() argument
277 struct device *dev = host->parent; in mmc_of_parse()
286 dev_dbg(host->parent, in mmc_of_parse()
293 host->caps |= MMC_CAP_8_BIT_DATA; in mmc_of_parse()
296 host->caps |= MMC_CAP_4_BIT_DATA; in mmc_of_parse()
301 dev_err(host->parent, in mmc_of_parse()
307 device_property_read_u32(dev, "max-frequency", &host->f_max); in mmc_of_parse()
324 host->caps |= MMC_CAP_NONREMOVABLE; in mmc_of_parse()
327 host->caps2 |= MMC_CAP2_CD_ACTIVE_HIGH; in mmc_of_parse()
334 host->caps |= MMC_CAP_NEEDS_POLL; in mmc_of_parse()
336 ret = mmc_gpiod_request_cd(host, "cd", 0, false, in mmc_of_parse()
339 dev_info(host->parent, "Got CD GPIO\n"); in mmc_of_parse()
347 host->caps2 |= MMC_CAP2_RO_ACTIVE_HIGH; in mmc_of_parse()
349 ret = mmc_gpiod_request_ro(host, "wp", 0, 0); in mmc_of_parse()
351 dev_info(host->parent, "Got WP GPIO\n"); in mmc_of_parse()
356 host->caps2 |= MMC_CAP2_NO_WRITE_PROTECT; in mmc_of_parse()
359 host->caps |= MMC_CAP_SD_HIGHSPEED; in mmc_of_parse()
361 host->caps |= MMC_CAP_MMC_HIGHSPEED; in mmc_of_parse()
363 host->caps |= MMC_CAP_UHS_SDR12; in mmc_of_parse()
365 host->caps |= MMC_CAP_UHS_SDR25; in mmc_of_parse()
367 host->caps |= MMC_CAP_UHS_SDR50; in mmc_of_parse()
369 host->caps |= MMC_CAP_UHS_SDR104; in mmc_of_parse()
371 host->caps |= MMC_CAP_UHS_DDR50; in mmc_of_parse()
373 host->caps |= MMC_CAP_POWER_OFF_CARD; in mmc_of_parse()
375 host->caps |= MMC_CAP_HW_RESET; in mmc_of_parse()
377 host->caps |= MMC_CAP_SDIO_IRQ; in mmc_of_parse()
379 host->caps2 |= MMC_CAP2_FULL_PWR_CYCLE; in mmc_of_parse()
381 host->caps2 |= MMC_CAP2_FULL_PWR_CYCLE_IN_SUSPEND; in mmc_of_parse()
383 host->pm_caps |= MMC_PM_KEEP_POWER; in mmc_of_parse()
386 host->pm_caps |= MMC_PM_WAKE_SDIO_IRQ; in mmc_of_parse()
388 host->caps |= MMC_CAP_3_3V_DDR; in mmc_of_parse()
390 host->caps |= MMC_CAP_1_8V_DDR; in mmc_of_parse()
392 host->caps |= MMC_CAP_1_2V_DDR; in mmc_of_parse()
394 host->caps2 |= MMC_CAP2_HS200_1_8V_SDR; in mmc_of_parse()
396 host->caps2 |= MMC_CAP2_HS200_1_2V_SDR; in mmc_of_parse()
398 host->caps2 |= MMC_CAP2_HS400_1_8V | MMC_CAP2_HS200_1_8V_SDR; in mmc_of_parse()
400 host->caps2 |= MMC_CAP2_HS400_1_2V | MMC_CAP2_HS200_1_2V_SDR; in mmc_of_parse()
402 host->caps2 |= MMC_CAP2_HS400_ES; in mmc_of_parse()
404 host->caps2 |= MMC_CAP2_NO_SDIO; in mmc_of_parse()
406 host->caps2 |= MMC_CAP2_NO_SD; in mmc_of_parse()
408 host->caps2 |= MMC_CAP2_NO_MMC; in mmc_of_parse()
410 host->caps2 &= ~(MMC_CAP2_HS400_1_8V | MMC_CAP2_HS400_1_2V | in mmc_of_parse()
415 if (host->caps & MMC_CAP_NONREMOVABLE) in mmc_of_parse()
416 host->fixed_drv_type = drv_type; in mmc_of_parse()
418 dev_err(host->parent, in mmc_of_parse()
422 host->dsr_req = !device_property_read_u32(dev, "dsr", &host->dsr); in mmc_of_parse()
423 if (host->dsr_req && (host->dsr & ~0xffff)) { in mmc_of_parse()
424 dev_err(host->parent, in mmc_of_parse()
426 host->dsr); in mmc_of_parse()
427 host->dsr_req = 0; in mmc_of_parse()
431 &host->ios.power_delay_ms); in mmc_of_parse()
433 return mmc_pwrseq_alloc(host); in mmc_of_parse()
447 int mmc_of_parse_voltage(struct mmc_host *host, u32 *mask) in mmc_of_parse_voltage() argument
450 struct device *dev = host->parent; in mmc_of_parse_voltage()
524 struct mmc_host *host; in mmc_alloc_host() local
527 host = kzalloc(sizeof(struct mmc_host) + extra, GFP_KERNEL); in mmc_alloc_host()
528 if (!host) in mmc_alloc_host()
532 host->rescan_disable = 1; in mmc_alloc_host()
543 kfree(host); in mmc_alloc_host()
548 host->index = index; in mmc_alloc_host()
550 dev_set_name(&host->class_dev, "mmc%d", host->index); in mmc_alloc_host()
551 host->ws = wakeup_source_register(NULL, dev_name(&host->class_dev)); in mmc_alloc_host()
553 host->parent = dev; in mmc_alloc_host()
554 host->class_dev.parent = dev; in mmc_alloc_host()
555 host->class_dev.class = &mmc_host_class; in mmc_alloc_host()
556 device_initialize(&host->class_dev); in mmc_alloc_host()
557 device_enable_async_suspend(&host->class_dev); in mmc_alloc_host()
559 if (mmc_gpio_alloc(host)) { in mmc_alloc_host()
560 put_device(&host->class_dev); in mmc_alloc_host()
564 spin_lock_init(&host->lock); in mmc_alloc_host()
565 init_waitqueue_head(&host->wq); in mmc_alloc_host()
566 INIT_DELAYED_WORK(&host->detect, mmc_rescan); in mmc_alloc_host()
567 INIT_WORK(&host->sdio_irq_work, sdio_irq_work); in mmc_alloc_host()
568 timer_setup(&host->retune_timer, mmc_retune_timer, 0); in mmc_alloc_host()
574 host->max_segs = 1; in mmc_alloc_host()
575 host->max_seg_size = PAGE_SIZE; in mmc_alloc_host()
577 host->max_req_size = PAGE_SIZE; in mmc_alloc_host()
578 host->max_blk_size = 512; in mmc_alloc_host()
579 host->max_blk_count = PAGE_SIZE / 512; in mmc_alloc_host()
581 host->fixed_drv_type = -EINVAL; in mmc_alloc_host()
582 host->ios.power_delay_ms = 10; in mmc_alloc_host()
583 host->ios.power_mode = MMC_POWER_UNDEFINED; in mmc_alloc_host()
585 return host; in mmc_alloc_host()
597 struct mmc_host **dr, *host; in devm_mmc_alloc_host() local
603 host = mmc_alloc_host(extra, dev); in devm_mmc_alloc_host()
604 if (!host) { in devm_mmc_alloc_host()
609 *dr = host; in devm_mmc_alloc_host()
612 return host; in devm_mmc_alloc_host()
616 static int mmc_validate_host_caps(struct mmc_host *host) in mmc_validate_host_caps() argument
618 struct device *dev = host->parent; in mmc_validate_host_caps()
619 u32 caps = host->caps, caps2 = host->caps2; in mmc_validate_host_caps()
621 if (caps & MMC_CAP_SDIO_IRQ && !host->ops->enable_sdio_irq) { in mmc_validate_host_caps()
629 host->caps2 = caps2 & ~MMC_CAP2_HS400_ES & ~MMC_CAP2_HS400; in mmc_validate_host_caps()
643 int mmc_add_host(struct mmc_host *host) in mmc_add_host() argument
647 err = mmc_validate_host_caps(host); in mmc_add_host()
651 err = device_add(&host->class_dev); in mmc_add_host()
655 led_trigger_register_simple(dev_name(&host->class_dev), &host->led); in mmc_add_host()
657 mmc_add_host_debugfs(host); in mmc_add_host()
659 mmc_start_host(host); in mmc_add_host()
673 void mmc_remove_host(struct mmc_host *host) in mmc_remove_host() argument
675 mmc_stop_host(host); in mmc_remove_host()
677 mmc_remove_host_debugfs(host); in mmc_remove_host()
679 device_del(&host->class_dev); in mmc_remove_host()
681 led_trigger_unregister_simple(host->led); in mmc_remove_host()
692 void mmc_free_host(struct mmc_host *host) in mmc_free_host() argument
694 cancel_delayed_work_sync(&host->detect); in mmc_free_host()
695 mmc_pwrseq_free(host); in mmc_free_host()
696 put_device(&host->class_dev); in mmc_free_host()