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Commit 10c7af92 authored by Tony Truong's avatar Tony Truong
Browse files

msm: pcie: add PCIe enumeration to debugfs 



PCIe enumeration may fail during bootup. Add PCIe enumeration to
debugfs so user can call enumerate after bootup.

Change-Id: Iaf7bc5e4dbbaff3351504ab55a0d7115c20ad050
Signed-off-by: default avatarTony Truong <truong@codeaurora.org>
parent 8eea61ca

drivers/pci/host/pci-msm.c

+15 −0
Original line number Diff line number Diff line
@@ -1311,6 +1311,21 @@ static ssize_t msm_pcie_cmd_debug(struct file *file, 
				readl_relaxed(dev->conf +

				PCIE20_DEVICE_CONTROL2_STATUS2));

			break;

		case 11: /* enumerate PCIe  */

			pr_alert("\n\nPCIe: attempting to enumerate RC%d\n\n",

				i);

			if (dev->enumerated)

				pr_alert("PCIe: RC%d is already enumerated\n",

					i);

			else {

				if (!msm_pcie_enumerate(i))

					pr_alert("PCIe: RC%d is successfully enumerated\n",

						i);

				else

					pr_alert("PCIe: RC%d enumeration failed\n",

						i);

			}

			break;

		default:

			pr_alert("Invalid testcase: %d.\n", testcase);

			break;