3  * c67x00-ll-hpi.c: Cypress C67X00 USB Low level interface using HPI
49  * HPI implementation
54  * the HPI interface, it is not true for the serial interfaces.
57 /* HPI registers */
64  * According to CY7C67300 specification (tables 140 and 141) HPI read and
73 	return __raw_readw(dev->hpi.base + reg * dev->hpi.regstep);  in hpi_read_reg()
79 	__raw_writew(value, dev->hpi.base + reg * dev->hpi.regstep);  in hpi_write_reg()
93 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_read_word()
95 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_read_word()
110 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_write_word()
112 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_write_word()
124 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_write_words_le16()
130 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_write_words_le16()
142 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_read_words_le16()
147 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_read_words_le16()
155 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_set_bits()
158 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_set_bits()
166 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_clear_bits()
169 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_clear_bits()
177 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_recv_mbox()
179 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_recv_mbox()
188 	spin_lock_irqsave(&dev->hpi.lock, flags);  in hpi_send_mbox()
190 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in hpi_send_mbox()
200 	spin_lock_irqsave(&dev->hpi.lock, flags);  in c67x00_ll_hpi_status()
202 	spin_unlock_irqrestore(&dev->hpi.lock, flags);  in c67x00_ll_hpi_status()
240 	res = wait_for_completion_timeout(&dev->hpi.lcp.msg_received, 5 * HZ);  in ll_recv_msg()
285 	mutex_lock(&dev->hpi.lcp.mutex);  in c67x00_comm_exec_int()
291 	mutex_unlock(&dev->hpi.lcp.mutex);  in c67x00_comm_exec_int()
301 	mutex_lock(&dev->hpi.lcp.mutex);  in c67x00_ll_set_husb_eot()
303 	mutex_unlock(&dev->hpi.lcp.mutex);  in c67x00_ll_set_husb_eot()
378 	dev->hpi.lcp.last_msg = hpi_recv_mbox(dev);  in c67x00_ll_irq()
379 	complete(&dev->hpi.lcp.msg_received);  in c67x00_ll_irq()
388 	mutex_lock(&dev->hpi.lcp.mutex);  in c67x00_ll_reset()
391 	mutex_unlock(&dev->hpi.lcp.mutex);  in c67x00_ll_reset()
471 	mutex_init(&dev->hpi.lcp.mutex);  in c67x00_ll_init()
472 	init_completion(&dev->hpi.lcp.msg_received);  in c67x00_ll_init()