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From: Keith Busch <keith.busch@intel.com>
To: Linux PCI <linux-pci@vger.kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Sinan Kaya <okaya@kernel.org>, Thomas Tai <thomas.tai@oracle.com>,
	poza@codeaurora.org, Lukas Wunner <lukas@wunner.de>,
	Christoph Hellwig <hch@lst.de>,
	Keith Busch <keith.busch@intel.com>
Subject: [PATCHv2 19/20] PCI/DPC: Link reset code cleanup
Date: Wed,  5 Sep 2018 14:35:45 -0600	[thread overview]
Message-ID: <20180905203546.21921-20-keith.busch@intel.com> (raw)
In-Reply-To: <20180905203546.21921-1-keith.busch@intel.com>

This is just a code clean up patch reording declarations based on their
dependency. No functional change here.

Signed-off-by: Keith Busch <keith.busch@intel.com>
---
 drivers/pci/pcie/dpc.c | 23 +++++++----------------
 1 file changed, 7 insertions(+), 16 deletions(-)

diff --git a/drivers/pci/pcie/dpc.c b/drivers/pci/pcie/dpc.c
index 0aa0d01562bf..25d1b1445484 100644
--- a/drivers/pci/pcie/dpc.c
+++ b/drivers/pci/pcie/dpc.c
@@ -66,24 +66,15 @@ static int dpc_wait_rp_inactive(struct dpc_dev *dpc)
 
 static pci_ers_result_t dpc_reset_link(struct pci_dev *pdev)
 {
-	struct dpc_dev *dpc;
-	struct pcie_device *pciedev;
-	struct device *devdpc;
-
-	u16 cap;
-
-	/*
-	 * DPC disables the Link automatically in hardware, so it has
-	 * already been reset by the time we get here.
-	 */
-	devdpc = pcie_port_find_device(pdev, PCIE_PORT_SERVICE_DPC);
-	pciedev = to_pcie_device(devdpc);
-	dpc = get_service_data(pciedev);
-	cap = dpc->cap_pos;
+	struct device *devdpc = pcie_port_find_device(pdev, PCIE_PORT_SERVICE_DPC);
+	struct pcie_device *pciedev = to_pcie_device(devdpc);
+	struct dpc_dev *dpc = get_service_data(pciedev);
+	u16 cap = dpc->cap_pos;
 
 	/*
-	 * Wait until the Link is inactive, then clear DPC Trigger Status
-	 * to allow the Port to leave DPC.
+	 * DPC disables the Link automatically in hardware, so it has already
+	 * been reset by the time we get here. Wait until the Link is inactive,
+	 * then clear DPC Trigger Status to allow the Port to leave DPC.
 	 */
 	pcie_wait_for_link(pdev, false);
 
-- 
2.14.4

  parent reply	other threads:[~2018-09-06  1:11 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-05 20:35 [PATCHv2 00/20] PCI, error handling and hot plug Keith Busch
2018-09-05 20:35 ` [PATCHv2 01/20] PCI: Simplify disconnected marking Keith Busch
2018-09-05 20:35 ` [PATCHv2 02/20] PCI: Fix faulty logic in pci_reset_bus() Keith Busch
2018-09-05 20:35 ` [PATCHv2 03/20] PCI: Add required waits on link active Keith Busch
2018-09-06 11:42   ` Lukas Wunner
2018-09-06 14:44     ` Keith Busch
2018-09-05 20:35 ` [PATCHv2 04/20] PCI/AER: Remove dead code Keith Busch
2018-09-05 20:35 ` [PATCHv2 05/20] PCI/ERR: Use slot reset if available Keith Busch
2018-09-05 20:35 ` [PATCHv2 06/20] PCI/ERR: Handle fatal error recovery Keith Busch
2018-09-05 20:35 ` [PATCHv2 07/20] PCI/ERR: Always use the first downstream port Keith Busch
2018-09-05 20:35 ` [PATCHv2 08/20] PCI/ERR: Simplify broadcast callouts Keith Busch
2018-09-05 20:35 ` [PATCHv2 09/20] PCI/ERR: Report current recovery status for udev Keith Busch
2018-09-05 20:35 ` [PATCHv2 10/20] PCI/ERR: Remove devices on recovery failure Keith Busch
2018-09-05 20:35 ` [PATCHv2 11/20] PCI/portdrv: Provide pci error callbacks Keith Busch
2018-09-05 20:35 ` [PATCHv2 12/20] PCI/portdrv: Restore pci state on slot reset Keith Busch
2018-09-05 20:35 ` [PATCHv2 13/20] PCI: Make link active reporting detection generic Keith Busch
2018-09-06 12:38   ` Lukas Wunner
2018-09-05 20:35 ` [PATCHv2 14/20] PCI: Create recursive bus walk Keith Busch
2018-09-05 20:35 ` [PATCHv2 15/20] PCI/pciehp: Fix powerfault detection order Keith Busch
2018-09-06 19:36   ` Bjorn Helgaas
2018-09-06 19:50     ` Keith Busch
2018-09-07 16:53       ` Bjorn Helgaas
2018-09-07 20:03         ` Bjorn Helgaas
2018-09-07 20:18           ` Keith Busch
2018-09-18 21:46             ` Bjorn Helgaas
2018-09-18 22:11               ` Keith Busch
2018-09-07 20:26           ` Lukas Wunner
2018-09-05 20:35 ` [PATCHv2 16/20] PCI/pciehp: Implement error handling callbacks Keith Busch
2018-09-06 18:23   ` Thomas Tai
2018-09-06 18:49     ` Keith Busch
2018-09-10 13:20   ` Lukas Wunner
2018-09-10 14:56     ` Keith Busch
2018-09-10 16:09       ` Lukas Wunner
2018-09-10 16:18         ` Keith Busch
2018-09-10 16:45         ` Keith Busch
2018-09-10 17:08           ` Lukas Wunner
2018-09-10 17:22             ` Keith Busch
2018-09-05 20:35 ` [PATCHv2 17/20] PCI/pciehp: Ignore link events during DPC event Keith Busch
2018-09-05 20:35 ` [PATCHv2 18/20] PCI/DPC: Wait for link active after reset Keith Busch
2018-09-05 20:35 ` Keith Busch [this message]
2018-09-05 20:35 ` [PATCHv2 20/20] PCI: Unify device inaccessible Keith Busch
2018-09-06  4:20   ` Benjamin Herrenschmidt
2018-09-06 17:30 ` [PATCHv2 00/20] PCI, error handling and hot plug Thomas Tai
2018-09-06 17:36   ` Keith Busch

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