Merge "mailbox: qcom-rpmh: Add hibernation support" (3d3d8da4) · Commits · e / devices / android_kernel_oneplus_sm8150

drivers/mailbox/qcom-rpmh-mailbox.c

+23 −0

Original line number	Diff line number	Diff line
		@@ -421,6 +421,21 @@ static inline void enable_tcs_irq(struct rsc_drv *drv, int m, bool enable)
		write_tcs_reg(base, RSC_DRV_IRQ_ENABLE, 0, 0, data);
		}

		static int rsc_suspend(struct device *dev)
		{
		return 0;
		}

		static int rsc_resume(struct device *dev)
		{
		struct rsc_drv drv = (struct rsc_drv )dev_get_drvdata(dev);

		write_tcs_reg(drv->reg_base, RSC_DRV_IRQ_ENABLE, 0, 0,
		drv->tcs[ACTIVE_TCS].tcs_mask);

		return 0;
		}

		/**
		* tcs_irq_handler: TX Done / Recv data handler
		*/
		@@ -1296,12 +1311,19 @@ static int rsc_drv_probe(struct platform_device *pdev)
		if (ret)
		return ret;

		platform_set_drvdata(pdev, drv);

		pr_debug("Mailbox controller (%s, drv=%d) registered\n",
		dn->full_name, drv->drv_id);

		return 0;
		}

		static const struct dev_pm_ops rpmh_mailbox_dev_pm_ops = {
		.poweroff_noirq = rsc_suspend,
		.restore_noirq = rsc_resume,
		};

		static const struct of_device_id rsc_drv_match[] = {
		{ .compatible = "qcom,tcs-drv", },
		{ }
		@@ -1311,6 +1333,7 @@ static struct platform_driver rpmh_mbox_driver = {
		.probe = rsc_drv_probe,
		.driver = {
		.name = KBUILD_MODNAME,
		.pm = &rpmh_mailbox_dev_pm_ops,
		.of_match_table = rsc_drv_match,
		.suppress_bind_attrs = true,
		},