40 #define MBOX_BASE(mdev, inst)   ((mdev)->base + ((inst) * 4))  argument
85 	struct sti_mbox_device	*mdev;  member
93 	struct sti_mbox_device *mdev = chan_info->mdev;  in sti_mbox_channel_is_enabled()  local
97 	return mdev->enabled[instance] & BIT(channel);  in sti_mbox_channel_is_enabled()
126 	struct sti_mbox_device *mdev = chan_info->mdev;  in sti_mbox_enable_channel()  local
130 	void __iomem *base = MBOX_BASE(mdev, instance);  in sti_mbox_enable_channel()
132 	spin_lock_irqsave(&mdev->lock, flags);  in sti_mbox_enable_channel()
133 	mdev->enabled[instance] |= BIT(channel);  in sti_mbox_enable_channel()
135 	spin_unlock_irqrestore(&mdev->lock, flags);  in sti_mbox_enable_channel()
141 	struct sti_mbox_device *mdev = chan_info->mdev;  in sti_mbox_disable_channel()  local
145 	void __iomem *base = MBOX_BASE(mdev, instance);  in sti_mbox_disable_channel()
147 	spin_lock_irqsave(&mdev->lock, flags);  in sti_mbox_disable_channel()
148 	mdev->enabled[instance] &= ~BIT(channel);  in sti_mbox_disable_channel()
150 	spin_unlock_irqrestore(&mdev->lock, flags);  in sti_mbox_disable_channel()
156 	struct sti_mbox_device *mdev = chan_info->mdev;  in sti_mbox_clear_irq()  local
159 	void __iomem *base = MBOX_BASE(mdev, instance);  in sti_mbox_clear_irq()
164 static struct mbox_chan *sti_mbox_irq_to_channel(struct sti_mbox_device *mdev,  in sti_mbox_irq_to_channel()  argument
167 	struct mbox_controller *mbox = mdev->mbox;  in sti_mbox_irq_to_channel()
171 	void __iomem *base = MBOX_BASE(mdev, instance);  in sti_mbox_irq_to_channel()
197 	struct sti_mbox_device *mdev = data;  in sti_mbox_thread_handler()  local
198 	struct sti_mbox_pdata *pdata = dev_get_platdata(mdev->dev);  in sti_mbox_thread_handler()
204 		chan = sti_mbox_irq_to_channel(mdev, instance);  in sti_mbox_thread_handler()
219 	struct sti_mbox_device *mdev = data;  in sti_mbox_irq_handler()  local
220 	struct sti_mbox_pdata *pdata = dev_get_platdata(mdev->dev);  in sti_mbox_irq_handler()
227 		chan = sti_mbox_irq_to_channel(mdev, instance);  in sti_mbox_irq_handler()
233 			dev_warn(mdev->dev,  in sti_mbox_irq_handler()
236 				 mdev->name, chan_info->instance,  in sti_mbox_irq_handler()
237 				 chan_info->channel, mdev->enabled[instance]);  in sti_mbox_irq_handler()
250 		dev_err(mdev->dev, "Spurious IRQ - was a channel requested?\n");  in sti_mbox_irq_handler()
258 	struct sti_mbox_device *mdev = chan_info->mdev;  in sti_mbox_tx_is_ready()  local
261 	void __iomem *base = MBOX_BASE(mdev, instance);  in sti_mbox_tx_is_ready()
264 		dev_dbg(mdev->dev, "Mbox: %s: inst: %d, chan: %d disabled\n",  in sti_mbox_tx_is_ready()
265 			mdev->name, instance, channel);  in sti_mbox_tx_is_ready()
270 		dev_dbg(mdev->dev, "Mbox: %s: inst: %d, chan: %d not ready\n",  in sti_mbox_tx_is_ready()
271 			mdev->name, instance, channel);  in sti_mbox_tx_is_ready()
281 	struct sti_mbox_device *mdev = chan_info->mdev;  in sti_mbox_send_data()  local
284 	void __iomem *base = MBOX_BASE(mdev, instance);  in sti_mbox_send_data()
289 	dev_dbg(mdev->dev,  in sti_mbox_send_data()
291 		mdev->name, instance, channel);  in sti_mbox_send_data()
307 	struct mbox_controller *mbox = chan_info->mdev->mbox;  in sti_mbox_shutdown_chan()
328 	struct sti_mbox_device *mdev = dev_get_drvdata(mbox->dev);  in sti_mbox_xlate()  local
329 	struct sti_mbox_pdata *pdata = dev_get_platdata(mdev->dev);  in sti_mbox_xlate()
349 		    mbox->dev == chan_info->mdev->dev &&  in sti_mbox_xlate()
374 	chan_info->mdev		= mdev;  in sti_mbox_xlate()
382 		 mdev->name, instance, channel);  in sti_mbox_xlate()
411 	struct sti_mbox_device *mdev;  in sti_mbox_probe()  local
425 	mdev = devm_kzalloc(&pdev->dev, sizeof(*mdev), GFP_KERNEL);  in sti_mbox_probe()
426 	if (!mdev)  in sti_mbox_probe()
429 	platform_set_drvdata(pdev, mdev);  in sti_mbox_probe()
432 	mdev->base = devm_ioremap_resource(&pdev->dev, res);  in sti_mbox_probe()
433 	if (!mdev->base)  in sti_mbox_probe()
436 	ret = of_property_read_string(np, "mbox-name", &mdev->name);  in sti_mbox_probe()
438 		mdev->name = np->full_name;  in sti_mbox_probe()
449 	mdev->dev		= &pdev->dev;  in sti_mbox_probe()
450 	mdev->mbox		= mbox;  in sti_mbox_probe()
452 	spin_lock_init(&mdev->lock);  in sti_mbox_probe()
459 	mbox->dev		= mdev->dev;  in sti_mbox_probe()
472 			 "%s: Registered Tx only Mailbox\n", mdev->name);  in sti_mbox_probe()
479 					IRQF_ONESHOT, mdev->name, mdev);  in sti_mbox_probe()
486 	dev_info(&pdev->dev, "%s: Registered Tx/Rx Mailbox\n", mdev->name);  in sti_mbox_probe()
493 	struct sti_mbox_device *mdev = platform_get_drvdata(pdev);  in sti_mbox_remove()  local
495 	mbox_controller_unregister(mdev->mbox);  in sti_mbox_remove()