drivers/mailbox/mailbox-sti.c

49  * Each instance is currently composed of 32 channels
66  * @num_chan:	Maximum number of channel per instance
77  * @instance:	Instance number channel resides in
82 	unsigned int		instance;
90 	unsigned int instance = chan_info->instance;
93 	return mdev->enabled[instance] & BIT(channel);
98 				      unsigned int instance,
107 		    chan_info->instance == instance &&
113 		"Channel not registered: instance: %d channel: %d\n",
114 		instance, channel);
123 	unsigned int instance = chan_info->instance;
126 	void __iomem *base = MBOX_BASE(mdev, instance);
129 	mdev->enabled[instance] |= BIT(channel);
138 	unsigned int instance = chan_info->instance;
141 	void __iomem *base = MBOX_BASE(mdev, instance);
144 	mdev->enabled[instance] &= ~BIT(channel);
153 	unsigned int instance = chan_info->instance;
155 	void __iomem *base = MBOX_BASE(mdev, instance);
161 						 unsigned int instance)
167 	void __iomem *base = MBOX_BASE(mdev, instance);
171 		/* No IRQs fired in specified instance */
179 		chan = sti_mbox_to_channel(mbox, instance, channel);
182 				"IRQ fired on instance: %d channel: %d\n",
183 				instance, channel);
196 	unsigned int instance;
198 	for (instance = 0; instance < pdata->num_inst; instance++) {
200 		chan = sti_mbox_irq_to_channel(mdev, instance);
219 	unsigned int instance;
222 	for (instance = 0; instance < pdata->num_inst; instance++) {
223 		chan = sti_mbox_irq_to_channel(mdev, instance);
231 				 "  instance: %d: channel: %d [enabled: %x]\n",
232 				 mdev->name, chan_info->instance,
233 				 chan_info->channel, mdev->enabled[instance]);
255 	unsigned int instance = chan_info->instance;
257 	void __iomem *base = MBOX_BASE(mdev, instance);
261 			mdev->name, instance, channel);
267 			mdev->name, instance, channel);
278 	unsigned int instance = chan_info->instance;
280 	void __iomem *base = MBOX_BASE(mdev, instance);
286 		"Sent via Mailbox %s: instance: %d channel: %d\n",
287 		mdev->name, instance, channel);
328 	unsigned int instance  = spec->args[0];
333 	if (instance >= pdata->num_inst || channel  >= pdata->num_chan) {
335 			"Invalid channel requested instance: %d channel: %d\n",
336 			instance, channel);
346 		    instance == chan_info->instance &&
371 	chan_info->instance	= instance;
377 		 "Mbox: %s: Created channel: instance: %d channel: %d\n",
378 		 mdev->name, instance, channel);