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[03/37] PCI: dwc: dra7xx: Populate cpu_addr_fixup ops

Message ID 1484216786-17292-4-git-send-email-kishon@ti.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Kishon Vijay Abraham I Jan. 12, 2017, 10:25 a.m. UTC 
Populate cpu_addr_fixup ops to extract the least 28 bits of the
corresponding cpu address.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
 drivers/pci/dwc/pci-dra7xx.c |   11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)
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Patch

diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c
index fb37e09..2073d46 100644
--- a/drivers/pci/dwc/pci-dra7xx.c
+++ b/drivers/pci/dwc/pci-dra7xx.c
@@ -88,6 +88,11 @@  static inline void dra7xx_pcie_writel(struct dra7xx_pcie *pcie, u32 offset,
 	writel(value, pcie->base + offset);
 }
 
+static u64 dra7xx_pcie_cpu_addr_fixup(u64 pci_addr)
+{
+	return pci_addr & DRA7XX_CPU_TO_BUS_ADDR;
+}
+
 static int dra7xx_pcie_link_up(struct pcie_port *pp)
 {
 	struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pp);
@@ -151,11 +156,6 @@  static void dra7xx_pcie_host_init(struct pcie_port *pp)
 {
 	struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pp);
 
-	pp->io_base &= DRA7XX_CPU_TO_BUS_ADDR;
-	pp->mem_base &= DRA7XX_CPU_TO_BUS_ADDR;
-	pp->cfg0_base &= DRA7XX_CPU_TO_BUS_ADDR;
-	pp->cfg1_base &= DRA7XX_CPU_TO_BUS_ADDR;
-
 	dw_pcie_setup_rc(pp);
 
 	dra7xx_pcie_establish_link(dra7xx);
@@ -164,6 +164,7 @@  static void dra7xx_pcie_host_init(struct pcie_port *pp)
 }
 
 static struct pcie_host_ops dra7xx_pcie_host_ops = {
+	.cpu_addr_fixup = dra7xx_pcie_cpu_addr_fixup,
 	.link_up = dra7xx_pcie_link_up,
 	.host_init = dra7xx_pcie_host_init,
 };