43 	struct mic_device *mdev = dev_get_drvdata(dev->parent);  in mic_dma_map_page()  local
45 	return mic_map_single(mdev, va, size);  in mic_dma_map_page()
53 	struct mic_device *mdev = dev_get_drvdata(dev->parent);  in mic_dma_unmap_page()  local
54 	mic_unmap_single(mdev, dma_addr, size);  in mic_dma_unmap_page()
80 	struct mic_device *mdev = mbdev_to_mdev(mbdev);  in _mic_ack_interrupt()  local
81 	mdev->ops->intr_workarounds(mdev);  in _mic_ack_interrupt()
94 static void mic_reset(struct mic_device *mdev)  in mic_reset()  argument
100 	reinit_completion(&mdev->reset_wait);  in mic_reset()
101 	mdev->ops->reset_fw_ready(mdev);  in mic_reset()
102 	mdev->ops->reset(mdev);  in mic_reset()
105 		if (mdev->ops->is_fw_ready(mdev))  in mic_reset()
114 	mic_set_state(mdev, MIC_RESET_FAILED);  in mic_reset()
116 	complete_all(&mdev->reset_wait);  in mic_reset()
120 void mic_bootparam_init(struct mic_device *mdev)  in mic_bootparam_init()  argument
122 	struct mic_bootparam *bootparam = mdev->dp;  in mic_bootparam_init()
125 	bootparam->c2h_shutdown_db = mdev->shutdown_db;  in mic_bootparam_init()
140 int mic_start(struct mic_device *mdev, const char *buf)  in mic_start()  argument
143 	mutex_lock(&mdev->mic_mutex);  in mic_start()
145 	if (MIC_OFFLINE != mdev->state) {  in mic_start()
149 	if (!mdev->ops->is_fw_ready(mdev)) {  in mic_start()
150 		mic_reset(mdev);  in mic_start()
157 	mdev->dma_mbdev = mbus_register_device(mdev->sdev->parent,  in mic_start()
159 					       &mbus_hw_ops, mdev->mmio.va);  in mic_start()
160 	if (IS_ERR(mdev->dma_mbdev)) {  in mic_start()
161 		rc = PTR_ERR(mdev->dma_mbdev);  in mic_start()
164 	mdev->dma_ch = mic_request_dma_chan(mdev);  in mic_start()
165 	if (!mdev->dma_ch) {  in mic_start()
169 	rc = mdev->ops->load_mic_fw(mdev, buf);  in mic_start()
172 	mic_smpt_restore(mdev);  in mic_start()
173 	mic_intr_restore(mdev);  in mic_start()
174 	mdev->intr_ops->enable_interrupts(mdev);  in mic_start()
175 	mdev->ops->write_spad(mdev, MIC_DPLO_SPAD, mdev->dp_dma_addr);  in mic_start()
176 	mdev->ops->write_spad(mdev, MIC_DPHI_SPAD, mdev->dp_dma_addr >> 32);  in mic_start()
177 	mdev->ops->send_firmware_intr(mdev);  in mic_start()
178 	mic_set_state(mdev, MIC_ONLINE);  in mic_start()
181 	dma_release_channel(mdev->dma_ch);  in mic_start()
183 	mbus_unregister_device(mdev->dma_mbdev);  in mic_start()
185 	mutex_unlock(&mdev->mic_mutex);  in mic_start()
196 void mic_stop(struct mic_device *mdev, bool force)  in mic_stop()  argument
198 	mutex_lock(&mdev->mic_mutex);  in mic_stop()
199 	if (MIC_OFFLINE != mdev->state || force) {  in mic_stop()
200 		mic_virtio_reset_devices(mdev);  in mic_stop()
201 		if (mdev->dma_ch) {  in mic_stop()
202 			dma_release_channel(mdev->dma_ch);  in mic_stop()
203 			mdev->dma_ch = NULL;  in mic_stop()
205 		mbus_unregister_device(mdev->dma_mbdev);  in mic_stop()
206 		mic_bootparam_init(mdev);  in mic_stop()
207 		mic_reset(mdev);  in mic_stop()
208 		if (MIC_RESET_FAILED == mdev->state)  in mic_stop()
210 		mic_set_shutdown_status(mdev, MIC_NOP);  in mic_stop()
211 		if (MIC_SUSPENDED != mdev->state)  in mic_stop()
212 			mic_set_state(mdev, MIC_OFFLINE);  in mic_stop()
215 	mutex_unlock(&mdev->mic_mutex);  in mic_stop()
224 void mic_shutdown(struct mic_device *mdev)  in mic_shutdown()  argument
226 	struct mic_bootparam *bootparam = mdev->dp;  in mic_shutdown()
229 	mutex_lock(&mdev->mic_mutex);  in mic_shutdown()
230 	if (MIC_ONLINE == mdev->state && db != -1) {  in mic_shutdown()
232 		mdev->ops->send_intr(mdev, db);  in mic_shutdown()
233 		mic_set_state(mdev, MIC_SHUTTING_DOWN);  in mic_shutdown()
235 	mutex_unlock(&mdev->mic_mutex);  in mic_shutdown()
247 	struct mic_device *mdev = container_of(work, struct mic_device,  in mic_shutdown_work()  local
249 	struct mic_bootparam *bootparam = mdev->dp;  in mic_shutdown_work()
251 	mutex_lock(&mdev->mic_mutex);  in mic_shutdown_work()
252 	mic_set_shutdown_status(mdev, bootparam->shutdown_status);  in mic_shutdown_work()
260 	if (MIC_SHUTTING_DOWN != mdev->state &&  in mic_shutdown_work()
261 	    MIC_SUSPENDED != mdev->state)  in mic_shutdown_work()
262 		mic_set_state(mdev, MIC_SHUTTING_DOWN);  in mic_shutdown_work()
263 	mutex_unlock(&mdev->mic_mutex);  in mic_shutdown_work()
274 	struct mic_device *mdev = container_of(work, struct mic_device,  in mic_reset_trigger_work()  local
277 	mic_stop(mdev, false);  in mic_reset_trigger_work()
287 void mic_complete_resume(struct mic_device *mdev)  in mic_complete_resume()  argument
289 	if (mdev->state != MIC_SUSPENDED) {  in mic_complete_resume()
290 		dev_warn(mdev->sdev->parent, "state %d should be %d\n",  in mic_complete_resume()
291 			 mdev->state, MIC_SUSPENDED);  in mic_complete_resume()
296 	if (!mdev->ops->is_fw_ready(mdev))  in mic_complete_resume()
297 		mic_stop(mdev, true);  in mic_complete_resume()
299 	mutex_lock(&mdev->mic_mutex);  in mic_complete_resume()
300 	mic_set_state(mdev, MIC_OFFLINE);  in mic_complete_resume()
301 	mutex_unlock(&mdev->mic_mutex);  in mic_complete_resume()
310 void mic_prepare_suspend(struct mic_device *mdev)  in mic_prepare_suspend()  argument
316 	mutex_lock(&mdev->mic_mutex);  in mic_prepare_suspend()
317 	switch (mdev->state) {  in mic_prepare_suspend()
323 		mic_set_state(mdev, MIC_SUSPENDED);  in mic_prepare_suspend()
324 		mutex_unlock(&mdev->mic_mutex);  in mic_prepare_suspend()
332 		mic_set_state(mdev, MIC_SUSPENDING);  in mic_prepare_suspend()
333 		mutex_unlock(&mdev->mic_mutex);  in mic_prepare_suspend()
334 		timeout = wait_for_completion_timeout(&mdev->reset_wait,  in mic_prepare_suspend()
338 			mutex_lock(&mdev->mic_mutex);  in mic_prepare_suspend()
339 			mic_set_state(mdev, MIC_SUSPENDED);  in mic_prepare_suspend()
340 			mutex_unlock(&mdev->mic_mutex);  in mic_prepare_suspend()
341 			mic_stop(mdev, true);  in mic_prepare_suspend()
349 		mic_set_state(mdev, MIC_SUSPENDED);  in mic_prepare_suspend()
350 		mutex_unlock(&mdev->mic_mutex);  in mic_prepare_suspend()
351 		timeout = wait_for_completion_timeout(&mdev->reset_wait,  in mic_prepare_suspend()
355 			mic_stop(mdev, true);  in mic_prepare_suspend()
358 		mutex_unlock(&mdev->mic_mutex);  in mic_prepare_suspend()
369 void mic_suspend(struct mic_device *mdev)  in mic_suspend()  argument
371 	struct mic_bootparam *bootparam = mdev->dp;  in mic_suspend()
374 	mutex_lock(&mdev->mic_mutex);  in mic_suspend()
375 	if (MIC_SUSPENDING == mdev->state && db != -1) {  in mic_suspend()
377 		mdev->ops->send_intr(mdev, db);  in mic_suspend()
378 		mic_set_state(mdev, MIC_SUSPENDED);  in mic_suspend()
380 	mutex_unlock(&mdev->mic_mutex);  in mic_suspend()