linux-kernel - [PATCH 36/42] PCI: aardvark: Replace custom PCIE_CORE_ERR_CAPCTL_* macros by linux/pci

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Date:   Thu,  6 May 2021 17:31:47 +0200
From:   Pali Rohár <pali@...nel.org>
To:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Rob Herring <robh@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>
Cc:     Russell King <rmk+kernel@...linux.org.uk>,
        Marek Behún <kabel@...nel.org>,
        Remi Pommarel <repk@...plefau.lt>, Xogium <contact@...ium.me>,
        Tomasz Maciej Nowak <tmn505@...il.com>,
        Marc Zyngier <maz@...nel.org>, linux-pci@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 36/42] PCI: aardvark: Replace custom PCIE_CORE_ERR_CAPCTL_* macros by linux/pci_regs.h macros

Advanced Error Reporting Capability registers start at aardvark offset
0x100.

Signed-off-by: Pali Rohár <pali@...nel.org>
Reviewed-by: Marek Behún <kabel@...nel.org>
---
 drivers/pci/controller/pci-aardvark.c | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
index d8fb43604154..d99462d99ed8 100644
--- a/drivers/pci/controller/pci-aardvark.c
+++ b/drivers/pci/controller/pci-aardvark.c
@@ -33,11 +33,7 @@
 #define PCIE_CORE_CMD_STATUS_REG				0x4
 #define PCIE_CORE_DEV_REV_REG					0x8
 #define PCIE_CORE_PCIEXP_CAP					0xc0
-#define PCIE_CORE_ERR_CAPCTL_REG				0x118
-#define     PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX			BIT(5)
-#define     PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX_EN			BIT(6)
-#define     PCIE_CORE_ERR_CAPCTL_ECRC_CHCK			BIT(7)
-#define     PCIE_CORE_ERR_CAPCTL_ECRC_CHCK_RCV			BIT(8)
+#define PCIE_CORE_PCIERR_CAP					0x100
 #define     PCIE_CORE_INT_A_ASSERT_ENABLE			1
 #define     PCIE_CORE_INT_B_ASSERT_ENABLE			2
 #define     PCIE_CORE_INT_C_ASSERT_ENABLE			3
@@ -370,12 +366,10 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
 	reg &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
 	advk_writel(pcie, reg, PCIE_CORE_CMD_STATUS_REG);
 
-	/* Set Advanced Error Capabilities and Control PF0 register */
-	reg = PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX |
-		PCIE_CORE_ERR_CAPCTL_ECRC_CHK_TX_EN |
-		PCIE_CORE_ERR_CAPCTL_ECRC_CHCK |
-		PCIE_CORE_ERR_CAPCTL_ECRC_CHCK_RCV;
-	advk_writel(pcie, reg, PCIE_CORE_ERR_CAPCTL_REG);
+	/* Enable generation and checking of ECRC on Root Bridge */
+	reg = advk_readl(pcie, PCIE_CORE_PCIERR_CAP + PCI_ERR_CAP);
+	reg |= PCI_ERR_CAP_ECRC_GENE | PCI_ERR_CAP_ECRC_CHKE;
+	advk_writel(pcie, reg, PCIE_CORE_PCIERR_CAP + PCI_ERR_CAP);
 
 	/* Set PCIe Device Control register */
 	reg = advk_readl(pcie, PCIE_CORE_PCIEXP_CAP + PCI_EXP_DEVCTL);
-- 
2.20.1