24 #define MBOX_BASE(mbox, ch)		((mbox)->base + ((ch) * 0x40))  argument
79 static struct hi3660_mbox *to_hi3660_mbox(struct mbox_controller *mbox)  in to_hi3660_mbox()  argument
81 	return container_of(mbox, struct hi3660_mbox, controller);  in to_hi3660_mbox()
87 	struct hi3660_mbox *mbox = to_hi3660_mbox(chan->mbox);  in hi3660_mbox_check_state()  local
88 	struct hi3660_chan_info *mchan = &mbox->mchan[ch];  in hi3660_mbox_check_state()
89 	void __iomem *base = MBOX_BASE(mbox, ch);  in hi3660_mbox_check_state()
101 		dev_err(mbox->dev, "%s: timeout for receiving ack\n", __func__);  in hi3660_mbox_check_state()
113 	struct hi3660_mbox *mbox = to_hi3660_mbox(chan->mbox);  in hi3660_mbox_unlock()  local
117 		writel(MBOX_IPC_UNLOCK, mbox->base + MBOX_IPC_LOCK_REG);  in hi3660_mbox_unlock()
119 		val = readl(mbox->base + MBOX_IPC_LOCK_REG);  in hi3660_mbox_unlock()
127 		dev_err(mbox->dev, "%s: failed to unlock mailbox\n", __func__);  in hi3660_mbox_unlock()
135 	struct hi3660_mbox *mbox = to_hi3660_mbox(chan->mbox);  in hi3660_mbox_acquire_channel()  local
136 	struct hi3660_chan_info *mchan = &mbox->mchan[ch];  in hi3660_mbox_acquire_channel()
137 	void __iomem *base = MBOX_BASE(mbox, ch);  in hi3660_mbox_acquire_channel()
153 		dev_err(mbox->dev, "%s: failed to acquire channel\n", __func__);  in hi3660_mbox_acquire_channel()
176 	struct hi3660_mbox *mbox = to_hi3660_mbox(chan->mbox);  in hi3660_mbox_send_data()  local
177 	struct hi3660_chan_info *mchan = &mbox->mchan[ch];  in hi3660_mbox_send_data()
178 	void __iomem *base = MBOX_BASE(mbox, ch);  in hi3660_mbox_send_data()
213 	struct hi3660_mbox *mbox = to_hi3660_mbox(controller);  in hi3660_mbox_xlate()  local
218 		dev_err(mbox->dev, "Invalid channel idx %d\n", ch);  in hi3660_mbox_xlate()
222 	mchan = &mbox->mchan[ch];  in hi3660_mbox_xlate()
226 	return &mbox->chan[ch];  in hi3660_mbox_xlate()
230 	{ .compatible = "hisilicon,hi3660-mbox", },
239 	struct hi3660_mbox *mbox;  in hi3660_mbox_probe()  local
244 	mbox = devm_kzalloc(dev, sizeof(*mbox), GFP_KERNEL);  in hi3660_mbox_probe()
245 	if (!mbox)  in hi3660_mbox_probe()
248 	mbox->base = devm_platform_ioremap_resource(pdev, 0);  in hi3660_mbox_probe()
249 	if (IS_ERR(mbox->base))  in hi3660_mbox_probe()
250 		return PTR_ERR(mbox->base);  in hi3660_mbox_probe()
252 	mbox->dev = dev;  in hi3660_mbox_probe()
253 	mbox->controller.dev = dev;  in hi3660_mbox_probe()
254 	mbox->controller.chans = mbox->chan;  in hi3660_mbox_probe()
255 	mbox->controller.num_chans = MBOX_CHAN_MAX;  in hi3660_mbox_probe()
256 	mbox->controller.ops = &hi3660_mbox_ops;  in hi3660_mbox_probe()
257 	mbox->controller.of_xlate = hi3660_mbox_xlate;  in hi3660_mbox_probe()
260 	chan = mbox->chan;  in hi3660_mbox_probe()
264 	err = devm_mbox_controller_register(dev, &mbox->controller);  in hi3660_mbox_probe()
270 	platform_set_drvdata(pdev, mbox);  in hi3660_mbox_probe()
278 		.name = "hi3660-mbox",