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Wed, 19 Dec 2018 06:42:30 -0600 Received: from DFLE100.ent.ti.com (10.64.6.21) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Wed, 19 Dec 2018 06:42:30 -0600 Received: from dlep32.itg.ti.com (157.170.170.100) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Wed, 19 Dec 2018 06:42:30 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id wBJCgNZk003940; Wed, 19 Dec 2018 06:42:27 -0600 From: Kishon Vijay Abraham I To: Murali Karicheri , Lorenzo Pieralisi , Gustavo Pimentel , Marc Zyngier Subject: [PATCH 01/10] PCI: keystone: Cleanup interrupt related macros Date: Wed, 19 Dec 2018 18:11:58 +0530 Message-ID: <20181219124207.13479-2-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181219124207.13479-1-kishon@ti.com> References: <20181219124207.13479-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181219_044243_164518_A9203EC2 X-CRM114-Status: GOOD ( 16.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jingoo Han , linux-kernel@vger.kernel.org, kishon@ti.com, linux-pci@vger.kernel.org, Bjorn Helgaas , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org No functional change. Change both MSI interrupt and legacy interrupt related macros to take an additional argument in order to return the correct register offset. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/dwc/pci-keystone.c | 26 +++++++++++------------ 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c index 14f2b0b4ed5e..5286a480f76b 100644 --- a/drivers/pci/controller/dwc/pci-keystone.c +++ b/drivers/pci/controller/dwc/pci-keystone.c @@ -52,17 +52,17 @@ /* IRQ register defines */ #define IRQ_EOI 0x050 -#define IRQ_STATUS 0x184 -#define IRQ_ENABLE_SET 0x188 -#define IRQ_ENABLE_CLR 0x18c #define MSI_IRQ 0x054 -#define MSI0_IRQ_STATUS 0x104 -#define MSI0_IRQ_ENABLE_SET 0x108 -#define MSI0_IRQ_ENABLE_CLR 0x10c -#define IRQ_STATUS 0x184 +#define MSI_IRQ_STATUS(n) (0x104 + ((n) << 4)) +#define MSI_IRQ_ENABLE_SET(n) (0x108 + ((n) << 4)) +#define MSI_IRQ_ENABLE_CLR(n) (0x10c + ((n) << 4)) #define MSI_IRQ_OFFSET 4 +#define IRQ_STATUS(n) (0x184 + ((n) << 4)) +#define IRQ_ENABLE_SET(n) (0x188 + ((n) << 4)) +#define INTx_EN BIT(0) + #define ERR_IRQ_STATUS 0x1c4 #define ERR_IRQ_ENABLE_SET 0x1c8 #define ERR_AER BIT(5) /* ECRC error */ @@ -142,7 +142,7 @@ static void ks_pcie_handle_msi_irq(struct keystone_pcie *ks_pcie, int offset) u32 pending, vector; int src, virq; - pending = ks_pcie_app_readl(ks_pcie, MSI0_IRQ_STATUS + (offset << 4)); + pending = ks_pcie_app_readl(ks_pcie, MSI_IRQ_STATUS(offset)); /* * MSI0 status bit 0-3 shows vectors 0, 8, 16, 24, MSI1 status bit @@ -169,7 +169,7 @@ static void ks_pcie_msi_irq_ack(int irq, struct pcie_port *pp) ks_pcie = to_keystone_pcie(pci); update_reg_offset_bit_pos(irq, ®_offset, &bit_pos); - ks_pcie_app_writel(ks_pcie, MSI0_IRQ_STATUS + (reg_offset << 4), + ks_pcie_app_writel(ks_pcie, MSI_IRQ_STATUS(reg_offset), BIT(bit_pos)); ks_pcie_app_writel(ks_pcie, IRQ_EOI, reg_offset + MSI_IRQ_OFFSET); } @@ -181,7 +181,7 @@ static void ks_pcie_msi_set_irq(struct pcie_port *pp, int irq) struct keystone_pcie *ks_pcie = to_keystone_pcie(pci); update_reg_offset_bit_pos(irq, ®_offset, &bit_pos); - ks_pcie_app_writel(ks_pcie, MSI0_IRQ_ENABLE_SET + (reg_offset << 4), + ks_pcie_app_writel(ks_pcie, MSI_IRQ_ENABLE_SET(reg_offset), BIT(bit_pos)); } @@ -192,7 +192,7 @@ static void ks_pcie_msi_clear_irq(struct pcie_port *pp, int irq) struct keystone_pcie *ks_pcie = to_keystone_pcie(pci); update_reg_offset_bit_pos(irq, ®_offset, &bit_pos); - ks_pcie_app_writel(ks_pcie, MSI0_IRQ_ENABLE_CLR + (reg_offset << 4), + ks_pcie_app_writel(ks_pcie, MSI_IRQ_ENABLE_CLR(reg_offset), BIT(bit_pos)); } @@ -206,7 +206,7 @@ static void ks_pcie_enable_legacy_irqs(struct keystone_pcie *ks_pcie) int i; for (i = 0; i < PCI_NUM_INTX; i++) - ks_pcie_app_writel(ks_pcie, IRQ_ENABLE_SET + (i << 4), 0x1); + ks_pcie_app_writel(ks_pcie, IRQ_ENABLE_SET(i), 0x1); } static void ks_pcie_handle_legacy_irq(struct keystone_pcie *ks_pcie, @@ -217,7 +217,7 @@ static void ks_pcie_handle_legacy_irq(struct keystone_pcie *ks_pcie, u32 pending; int virq; - pending = ks_pcie_app_readl(ks_pcie, IRQ_STATUS + (offset << 4)); + pending = ks_pcie_app_readl(ks_pcie, IRQ_STATUS(offset)); if (BIT(0) & pending) { virq = irq_linear_revmap(ks_pcie->legacy_irq_domain, offset); -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel