Lines Matching refs:mb
38 struct rockchip_mbox *mb;
54 struct rockchip_mbox *mb = dev_get_drvdata(chan->mbox->dev);
56 struct rockchip_mbox_chan *chans = mb->chans;
61 if (msg->rx_size > mb->buf_size) {
62 dev_err(mb->mbox.dev, "Transmit size over buf size(%d)\n",
63 mb->buf_size);
67 dev_dbg(mb->mbox.dev, "Chan[%d]: A2B message, cmd 0x%08x\n",
70 mb->chans[chans->idx].msg = msg;
72 writel_relaxed(msg->cmd, mb->mbox_base + MAILBOX_A2B_CMD(chans->idx));
73 writel_relaxed(msg->rx_size, mb->mbox_base +
81 struct rockchip_mbox *mb = dev_get_drvdata(chan->mbox->dev);
84 writel_relaxed((1 << mb->mbox.num_chans) - 1,
85 mb->mbox_base + MAILBOX_B2A_INTEN);
92 struct rockchip_mbox *mb = dev_get_drvdata(chan->mbox->dev);
93 struct rockchip_mbox_chan *chans = mb->chans;
96 writel_relaxed(0, mb->mbox_base + MAILBOX_B2A_INTEN);
98 mb->chans[chans->idx].msg = NULL;
110 struct rockchip_mbox *mb = (struct rockchip_mbox *)dev_id;
111 u32 status = readl_relaxed(mb->mbox_base + MAILBOX_B2A_STATUS);
113 for (idx = 0; idx < mb->mbox.num_chans; idx++) {
114 if ((status & (1 << idx)) && (irq == mb->chans[idx].irq)) {
117 mb->mbox_base + MAILBOX_B2A_STATUS);
129 struct rockchip_mbox *mb = (struct rockchip_mbox *)dev_id;
131 for (idx = 0; idx < mb->mbox.num_chans; idx++) {
132 if (irq != mb->chans[idx].irq)
135 msg = mb->chans[idx].msg;
137 dev_err(mb->mbox.dev,
142 mbox_chan_received_data(&mb->mbox.chans[idx], msg);
143 mb->chans[idx].msg = NULL;
145 dev_dbg(mb->mbox.dev, "Chan[%d]: B2A message, cmd 0x%08x\n",
166 struct rockchip_mbox *mb;
176 mb = devm_kzalloc(&pdev->dev, sizeof(*mb), GFP_KERNEL);
177 if (!mb)
180 mb->chans = devm_kcalloc(&pdev->dev, drv_data->num_chans,
181 sizeof(*mb->chans), GFP_KERNEL);
182 if (!mb->chans)
185 mb->mbox.chans = devm_kcalloc(&pdev->dev, drv_data->num_chans,
186 sizeof(*mb->mbox.chans), GFP_KERNEL);
187 if (!mb->mbox.chans)
190 platform_set_drvdata(pdev, mb);
192 mb->mbox.dev = &pdev->dev;
193 mb->mbox.num_chans = drv_data->num_chans;
194 mb->mbox.ops = &rockchip_mbox_chan_ops;
195 mb->mbox.txdone_irq = true;
197 mb->mbox_base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
198 if (IS_ERR(mb->mbox_base))
199 return PTR_ERR(mb->mbox_base);
202 mb->buf_size = (size_t)resource_size(res) / (drv_data->num_chans * 2);
204 mb->pclk = devm_clk_get(&pdev->dev, "pclk_mailbox");
205 if (IS_ERR(mb->pclk)) {
206 ret = PTR_ERR(mb->pclk);
212 ret = clk_prepare_enable(mb->pclk);
218 for (i = 0; i < mb->mbox.num_chans; i++) {
226 dev_name(&pdev->dev), mb);
230 mb->chans[i].idx = i;
231 mb->chans[i].irq = irq;
232 mb->chans[i].mb = mb;
233 mb->chans[i].msg = NULL;
236 ret = devm_mbox_controller_register(&pdev->dev, &mb->mbox);