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Commit 3bf9fa31 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: pcie: Disable access to MSI register during drv_suspend"

parents 0b93e6ac d68a3490

drivers/pci/controller/pci-msm.c

+6 −0
Original line number Diff line number Diff line
@@ -6851,6 +6851,9 @@ static int msm_pcie_drv_resume(struct msm_pcie_dev_t *pcie_dev) 
	spin_unlock_irq(&pcie_dev->cfg_lock);

	pcie_dev->link_status = MSM_PCIE_LINK_ENABLED;



	/* resume access to MSI register as link is resumed */

	msm_msi_config_access(dev_get_msi_domain(&pcie_dev->dev->dev), true);



	enable_irq(pcie_dev->irq[MSM_PCIE_INT_GLOBAL_INT].num);



	mutex_unlock(&pcie_dev->setup_lock);
@@ -6886,6 +6889,9 @@ static int msm_pcie_drv_suspend(struct msm_pcie_dev_t *pcie_dev, 
		goto out;

	}



	/* suspend access to MSI register. resume access in drv_resume */

	msm_msi_config_access(dev_get_msi_domain(&pcie_dev->dev->dev), false);



	pcie_dev->user_suspend = true;

	set_bit(pcie_dev->rc_idx, &pcie_drv.rc_drv_enabled);

	spin_lock_irq(&pcie_dev->cfg_lock);