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Commit 7b7e4e4f authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: pcie: scale CX and rate change after DRV resume"

parents 3328b1ce 603d76db

drivers/pci/controller/pci-msm.c

+8 −0
Original line number Original line Diff line number Diff line
@@ -6917,6 +6917,14 @@ static int msm_pcie_drv_resume(struct msm_pcie_dev_t *pcie_dev) 




	msm_pcie_scale_link_bandwidth(pcie_dev, current_link_speed);

	msm_pcie_scale_link_bandwidth(pcie_dev, current_link_speed);





	/* scale CX and rate change based on current GEN speed */

	current_link_speed = readl_relaxed(pcie_dev->dm_core +

					PCIE20_CAP_LINKCTRLSTATUS);

	current_link_speed = ((current_link_speed >> 16) &

				PCI_EXP_LNKSTA_CLS);



	msm_pcie_scale_link_bandwidth(pcie_dev, current_link_speed);



	/* always ungate clkreq */

	/* always ungate clkreq */

	msm_pcie_write_reg_field(pcie_dev->parf,

	msm_pcie_write_reg_field(pcie_dev->parf,

				PCIE20_PARF_CLKREQ_OVERRIDE,

				PCIE20_PARF_CLKREQ_OVERRIDE,