46 	struct rockchip_mbox *mb;  member
62 	struct rockchip_mbox *mb = dev_get_drvdata(chan->mbox->dev);  in rockchip_mbox_send_data()  local
64 	struct rockchip_mbox_chan *chans = mb->chans;  in rockchip_mbox_send_data()
69 	if (msg->rx_size > mb->buf_size) {  in rockchip_mbox_send_data()
70 		dev_err(mb->mbox.dev, "Transmit size over buf size(%d)\n",  in rockchip_mbox_send_data()
71 			mb->buf_size);  in rockchip_mbox_send_data()
75 	dev_dbg(mb->mbox.dev, "Chan[%d]: A2B message, cmd 0x%08x\n",  in rockchip_mbox_send_data()
78 	mb->chans[chans->idx].msg = msg;  in rockchip_mbox_send_data()
80 	writel_relaxed(msg->cmd, mb->mbox_base + MAILBOX_A2B_CMD(chans->idx));  in rockchip_mbox_send_data()
81 	writel_relaxed(msg->rx_size, mb->mbox_base +  in rockchip_mbox_send_data()
89 	struct rockchip_mbox *mb = dev_get_drvdata(chan->mbox->dev);  in rockchip_mbox_startup()  local
92 	writel_relaxed((1 << mb->mbox.num_chans) - 1,  in rockchip_mbox_startup()
93 		       mb->mbox_base + MAILBOX_B2A_INTEN);  in rockchip_mbox_startup()
100 	struct rockchip_mbox *mb = dev_get_drvdata(chan->mbox->dev);  in rockchip_mbox_shutdown()  local
101 	struct rockchip_mbox_chan *chans = mb->chans;  in rockchip_mbox_shutdown()
104 	writel_relaxed(0, mb->mbox_base + MAILBOX_B2A_INTEN);  in rockchip_mbox_shutdown()
106 	mb->chans[chans->idx].msg = NULL;  in rockchip_mbox_shutdown()
118 	struct rockchip_mbox *mb = (struct rockchip_mbox *)dev_id;  in rockchip_mbox_irq()  local
119 	u32 status = readl_relaxed(mb->mbox_base + MAILBOX_B2A_STATUS);  in rockchip_mbox_irq()
121 	for (idx = 0; idx < mb->mbox.num_chans; idx++) {  in rockchip_mbox_irq()
122 		if ((status & (1 << idx)) && (irq == mb->chans[idx].irq)) {  in rockchip_mbox_irq()
125 				       mb->mbox_base + MAILBOX_B2A_STATUS);  in rockchip_mbox_irq()
137 	struct rockchip_mbox *mb = (struct rockchip_mbox *)dev_id;  in rockchip_mbox_isr()  local
139 	for (idx = 0; idx < mb->mbox.num_chans; idx++) {  in rockchip_mbox_isr()
140 		if (irq != mb->chans[idx].irq)  in rockchip_mbox_isr()
143 		msg = mb->chans[idx].msg;  in rockchip_mbox_isr()
145 			dev_err(mb->mbox.dev,  in rockchip_mbox_isr()
150 		mbox_chan_received_data(&mb->mbox.chans[idx], msg);  in rockchip_mbox_isr()
151 		mb->chans[idx].msg = NULL;  in rockchip_mbox_isr()
153 		dev_dbg(mb->mbox.dev, "Chan[%d]: B2A message, cmd 0x%08x\n",  in rockchip_mbox_isr()
174 	struct rockchip_mbox *mb;  in rockchip_mbox_probe()  local
186 	mb = devm_kzalloc(&pdev->dev, sizeof(*mb), GFP_KERNEL);  in rockchip_mbox_probe()
187 	if (!mb)  in rockchip_mbox_probe()
190 	mb->chans = devm_kcalloc(&pdev->dev, drv_data->num_chans,  in rockchip_mbox_probe()
191 				 sizeof(*mb->chans), GFP_KERNEL);  in rockchip_mbox_probe()
192 	if (!mb->chans)  in rockchip_mbox_probe()
195 	mb->mbox.chans = devm_kcalloc(&pdev->dev, drv_data->num_chans,  in rockchip_mbox_probe()
196 				      sizeof(*mb->mbox.chans), GFP_KERNEL);  in rockchip_mbox_probe()
197 	if (!mb->mbox.chans)  in rockchip_mbox_probe()
200 	platform_set_drvdata(pdev, mb);  in rockchip_mbox_probe()
202 	mb->mbox.dev = &pdev->dev;  in rockchip_mbox_probe()
203 	mb->mbox.num_chans = drv_data->num_chans;  in rockchip_mbox_probe()
204 	mb->mbox.ops = &rockchip_mbox_chan_ops;  in rockchip_mbox_probe()
205 	mb->mbox.txdone_irq = true;  in rockchip_mbox_probe()
211 	mb->mbox_base = devm_ioremap_resource(&pdev->dev, res);  in rockchip_mbox_probe()
212 	if (IS_ERR(mb->mbox_base))  in rockchip_mbox_probe()
213 		return PTR_ERR(mb->mbox_base);  in rockchip_mbox_probe()
216 	mb->buf_size = (size_t)resource_size(res) / (drv_data->num_chans * 2);  in rockchip_mbox_probe()
218 	mb->pclk = devm_clk_get(&pdev->dev, "pclk_mailbox");  in rockchip_mbox_probe()
219 	if (IS_ERR(mb->pclk)) {  in rockchip_mbox_probe()
220 		ret = PTR_ERR(mb->pclk);  in rockchip_mbox_probe()
226 	ret = clk_prepare_enable(mb->pclk);  in rockchip_mbox_probe()
232 	for (i = 0; i < mb->mbox.num_chans; i++) {  in rockchip_mbox_probe()
240 						dev_name(&pdev->dev), mb);  in rockchip_mbox_probe()
244 		mb->chans[i].idx = i;  in rockchip_mbox_probe()
245 		mb->chans[i].irq = irq;  in rockchip_mbox_probe()
246 		mb->chans[i].mb = mb;  in rockchip_mbox_probe()
247 		mb->chans[i].msg = NULL;  in rockchip_mbox_probe()
250 	ret = mbox_controller_register(&mb->mbox);  in rockchip_mbox_probe()
259 	struct rockchip_mbox *mb = platform_get_drvdata(pdev);  in rockchip_mbox_remove()  local
261 	if (!mb)  in rockchip_mbox_remove()
264 	mbox_controller_unregister(&mb->mbox);  in rockchip_mbox_remove()