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Message-ID: <1487164699-30708-4-git-send-email-kishon@ti.com>
Date: Wed, 15 Feb 2017 18:48:12 +0530
From: Kishon Vijay Abraham I <kishon@...com>
To: Bjorn Helgaas <bhelgaas@...gle.com>,
Jingoo Han <jingoohan1@...il.com>,
<linux-kernel@...r.kernel.org>, <linux-pci@...r.kernel.org>,
<linux-omap@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-samsung-soc@...r.kernel.org>,
<linuxppc-dev@...ts.ozlabs.org>, <linux-arm-kernel@...s.com>
CC: <nsekhar@...com>, Kishon Vijay Abraham I <kishon@...com>,
Murali Karicheri <m-karicheri2@...com>,
Joao Pinto <Joao.Pinto@...opsys.com>,
Stanimir Varbanov <svarbanov@...sol.com>,
Pratyush Anand <pratyush.anand@...il.com>
Subject: [PATCH 03/10] PCI: dwc: *all*: Rename cfg_read/cfg_write to read/write
No functional change. dw_pcie_cfg_read/dw_pcie_cfg_write doesn't do
anything specific to access configuration space. It can be just renamed
to dw_pcie_read/dw_pcie_write and used to read/write data to dbi space.
Cc: Jingoo Han <jingoohan1@...il.com>
Cc: Murali Karicheri <m-karicheri2@...com>
Cc: Joao Pinto <Joao.Pinto@...opsys.com>
Cc: Stanimir Varbanov <svarbanov@...sol.com>
Cc: Pratyush Anand <pratyush.anand@...il.com>
Reviewed-By: Joao Pinto <jpinto@...opsys.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
---
drivers/pci/dwc/pci-dra7xx.c | 16 ++++++++--------
drivers/pci/dwc/pci-exynos.c | 4 ++--
drivers/pci/dwc/pci-keystone-dw.c | 4 ++--
drivers/pci/dwc/pcie-designware.c | 12 ++++++------
drivers/pci/dwc/pcie-designware.h | 4 ++--
drivers/pci/dwc/pcie-qcom.c | 2 +-
drivers/pci/dwc/pcie-spear13xx.c | 24 ++++++++++++------------
7 files changed, 33 insertions(+), 33 deletions(-)
diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c
index d1cd476..4b9b1e1 100644
--- a/drivers/pci/dwc/pci-dra7xx.c
+++ b/drivers/pci/dwc/pci-dra7xx.c
@@ -109,22 +109,22 @@ static int dra7xx_pcie_establish_link(struct dra7xx_pcie *dra7xx)
}
if (dra7xx->link_gen == 1) {
- dw_pcie_cfg_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCAP,
- 4, ®);
+ dw_pcie_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCAP,
+ 4, ®);
if ((reg & PCI_EXP_LNKCAP_SLS) != PCI_EXP_LNKCAP_SLS_2_5GB) {
reg &= ~((u32)PCI_EXP_LNKCAP_SLS);
reg |= PCI_EXP_LNKCAP_SLS_2_5GB;
- dw_pcie_cfg_write(pp->dbi_base + exp_cap_off +
- PCI_EXP_LNKCAP, 4, reg);
+ dw_pcie_write(pp->dbi_base + exp_cap_off +
+ PCI_EXP_LNKCAP, 4, reg);
}
- dw_pcie_cfg_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCTL2,
- 2, ®);
+ dw_pcie_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCTL2,
+ 2, ®);
if ((reg & PCI_EXP_LNKCAP_SLS) != PCI_EXP_LNKCAP_SLS_2_5GB) {
reg &= ~((u32)PCI_EXP_LNKCAP_SLS);
reg |= PCI_EXP_LNKCAP_SLS_2_5GB;
- dw_pcie_cfg_write(pp->dbi_base + exp_cap_off +
- PCI_EXP_LNKCTL2, 2, reg);
+ dw_pcie_write(pp->dbi_base + exp_cap_off +
+ PCI_EXP_LNKCTL2, 2, reg);
}
}
diff --git a/drivers/pci/dwc/pci-exynos.c b/drivers/pci/dwc/pci-exynos.c
index c179e7a..e3fbff4 100644
--- a/drivers/pci/dwc/pci-exynos.c
+++ b/drivers/pci/dwc/pci-exynos.c
@@ -429,7 +429,7 @@ static int exynos_pcie_rd_own_conf(struct pcie_port *pp, int where, int size,
int ret;
exynos_pcie_sideband_dbi_r_mode(exynos_pcie, true);
- ret = dw_pcie_cfg_read(pp->dbi_base + where, size, val);
+ ret = dw_pcie_read(pp->dbi_base + where, size, val);
exynos_pcie_sideband_dbi_r_mode(exynos_pcie, false);
return ret;
}
@@ -441,7 +441,7 @@ static int exynos_pcie_wr_own_conf(struct pcie_port *pp, int where, int size,
int ret;
exynos_pcie_sideband_dbi_w_mode(exynos_pcie, true);
- ret = dw_pcie_cfg_write(pp->dbi_base + where, size, val);
+ ret = dw_pcie_write(pp->dbi_base + where, size, val);
exynos_pcie_sideband_dbi_w_mode(exynos_pcie, false);
return ret;
}
diff --git a/drivers/pci/dwc/pci-keystone-dw.c b/drivers/pci/dwc/pci-keystone-dw.c
index 9397c46..4875334 100644
--- a/drivers/pci/dwc/pci-keystone-dw.c
+++ b/drivers/pci/dwc/pci-keystone-dw.c
@@ -444,7 +444,7 @@ int ks_dw_pcie_rd_other_conf(struct pcie_port *pp, struct pci_bus *bus,
addr = ks_pcie_cfg_setup(ks_pcie, bus_num, devfn);
- return dw_pcie_cfg_read(addr + where, size, val);
+ return dw_pcie_read(addr + where, size, val);
}
int ks_dw_pcie_wr_other_conf(struct pcie_port *pp, struct pci_bus *bus,
@@ -456,7 +456,7 @@ int ks_dw_pcie_wr_other_conf(struct pcie_port *pp, struct pci_bus *bus,
addr = ks_pcie_cfg_setup(ks_pcie, bus_num, devfn);
- return dw_pcie_cfg_write(addr + where, size, val);
+ return dw_pcie_write(addr + where, size, val);
}
/**
diff --git a/drivers/pci/dwc/pcie-designware.c b/drivers/pci/dwc/pcie-designware.c
index d0e4904..de143ea 100644
--- a/drivers/pci/dwc/pcie-designware.c
+++ b/drivers/pci/dwc/pcie-designware.c
@@ -33,7 +33,7 @@
static struct pci_ops dw_pcie_ops;
-int dw_pcie_cfg_read(void __iomem *addr, int size, u32 *val)
+int dw_pcie_read(void __iomem *addr, int size, u32 *val)
{
if ((uintptr_t)addr & (size - 1)) {
*val = 0;
@@ -54,7 +54,7 @@ int dw_pcie_cfg_read(void __iomem *addr, int size, u32 *val)
return PCIBIOS_SUCCESSFUL;
}
-int dw_pcie_cfg_write(void __iomem *addr, int size, u32 val)
+int dw_pcie_write(void __iomem *addr, int size, u32 val)
{
if ((uintptr_t)addr & (size - 1))
return PCIBIOS_BAD_REGISTER_NUMBER;
@@ -108,7 +108,7 @@ static int dw_pcie_rd_own_conf(struct pcie_port *pp, int where, int size,
if (pp->ops->rd_own_conf)
return pp->ops->rd_own_conf(pp, where, size, val);
- return dw_pcie_cfg_read(pp->dbi_base + where, size, val);
+ return dw_pcie_read(pp->dbi_base + where, size, val);
}
static int dw_pcie_wr_own_conf(struct pcie_port *pp, int where, int size,
@@ -117,7 +117,7 @@ static int dw_pcie_wr_own_conf(struct pcie_port *pp, int where, int size,
if (pp->ops->wr_own_conf)
return pp->ops->wr_own_conf(pp, where, size, val);
- return dw_pcie_cfg_write(pp->dbi_base + where, size, val);
+ return dw_pcie_write(pp->dbi_base + where, size, val);
}
static void dw_pcie_prog_outbound_atu(struct pcie_port *pp, int index,
@@ -635,7 +635,7 @@ static int dw_pcie_rd_other_conf(struct pcie_port *pp, struct pci_bus *bus,
dw_pcie_prog_outbound_atu(pp, PCIE_ATU_REGION_INDEX1,
type, cpu_addr,
busdev, cfg_size);
- ret = dw_pcie_cfg_read(va_cfg_base + where, size, val);
+ ret = dw_pcie_read(va_cfg_base + where, size, val);
if (pp->num_viewport <= 2)
dw_pcie_prog_outbound_atu(pp, PCIE_ATU_REGION_INDEX1,
PCIE_ATU_TYPE_IO, pp->io_base,
@@ -673,7 +673,7 @@ static int dw_pcie_wr_other_conf(struct pcie_port *pp, struct pci_bus *bus,
dw_pcie_prog_outbound_atu(pp, PCIE_ATU_REGION_INDEX1,
type, cpu_addr,
busdev, cfg_size);
- ret = dw_pcie_cfg_write(va_cfg_base + where, size, val);
+ ret = dw_pcie_write(va_cfg_base + where, size, val);
if (pp->num_viewport <= 2)
dw_pcie_prog_outbound_atu(pp, PCIE_ATU_REGION_INDEX1,
PCIE_ATU_TYPE_IO, pp->io_base,
diff --git a/drivers/pci/dwc/pcie-designware.h b/drivers/pci/dwc/pcie-designware.h
index b5226d4..5b71b57 100644
--- a/drivers/pci/dwc/pcie-designware.h
+++ b/drivers/pci/dwc/pcie-designware.h
@@ -145,8 +145,8 @@ struct pcie_host_ops {
u32 dw_pcie_readl_rc(struct pcie_port *pp, u32 reg);
void dw_pcie_writel_rc(struct pcie_port *pp, u32 reg, u32 val);
-int dw_pcie_cfg_read(void __iomem *addr, int size, u32 *val);
-int dw_pcie_cfg_write(void __iomem *addr, int size, u32 val);
+int dw_pcie_read(void __iomem *addr, int size, u32 *val);
+int dw_pcie_write(void __iomem *addr, int size, u32 val);
irqreturn_t dw_handle_msi_irq(struct pcie_port *pp);
void dw_pcie_msi_init(struct pcie_port *pp);
int dw_pcie_wait_for_link(struct pcie_port *pp);
diff --git a/drivers/pci/dwc/pcie-qcom.c b/drivers/pci/dwc/pcie-qcom.c
index 3f525cb..ac27b67 100644
--- a/drivers/pci/dwc/pcie-qcom.c
+++ b/drivers/pci/dwc/pcie-qcom.c
@@ -621,7 +621,7 @@ static int qcom_pcie_rd_own_conf(struct pcie_port *pp, int where, int size,
return PCIBIOS_SUCCESSFUL;
}
- return dw_pcie_cfg_read(pp->dbi_base + where, size, val);
+ return dw_pcie_read(pp->dbi_base + where, size, val);
}
static struct pcie_host_ops qcom_pcie_dw_ops = {
diff --git a/drivers/pci/dwc/pcie-spear13xx.c b/drivers/pci/dwc/pcie-spear13xx.c
index 5970566..7acf91e 100644
--- a/drivers/pci/dwc/pcie-spear13xx.c
+++ b/drivers/pci/dwc/pcie-spear13xx.c
@@ -91,34 +91,34 @@ static int spear13xx_pcie_establish_link(struct spear13xx_pcie *spear13xx_pcie)
* default value in capability register is 512 bytes. So force
* it to 128 here.
*/
- dw_pcie_cfg_read(pp->dbi_base + exp_cap_off + PCI_EXP_DEVCTL, 2, &val);
+ dw_pcie_read(pp->dbi_base + exp_cap_off + PCI_EXP_DEVCTL, 2, &val);
val &= ~PCI_EXP_DEVCTL_READRQ;
- dw_pcie_cfg_write(pp->dbi_base + exp_cap_off + PCI_EXP_DEVCTL, 2, val);
+ dw_pcie_write(pp->dbi_base + exp_cap_off + PCI_EXP_DEVCTL, 2, val);
- dw_pcie_cfg_write(pp->dbi_base + PCI_VENDOR_ID, 2, 0x104A);
- dw_pcie_cfg_write(pp->dbi_base + PCI_DEVICE_ID, 2, 0xCD80);
+ dw_pcie_write(pp->dbi_base + PCI_VENDOR_ID, 2, 0x104A);
+ dw_pcie_write(pp->dbi_base + PCI_DEVICE_ID, 2, 0xCD80);
/*
* if is_gen1 is set then handle it, so that some buggy card
* also works
*/
if (spear13xx_pcie->is_gen1) {
- dw_pcie_cfg_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCAP,
- 4, &val);
+ dw_pcie_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCAP,
+ 4, &val);
if ((val & PCI_EXP_LNKCAP_SLS) != PCI_EXP_LNKCAP_SLS_2_5GB) {
val &= ~((u32)PCI_EXP_LNKCAP_SLS);
val |= PCI_EXP_LNKCAP_SLS_2_5GB;
- dw_pcie_cfg_write(pp->dbi_base + exp_cap_off +
- PCI_EXP_LNKCAP, 4, val);
+ dw_pcie_write(pp->dbi_base + exp_cap_off +
+ PCI_EXP_LNKCAP, 4, val);
}
- dw_pcie_cfg_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCTL2,
- 2, &val);
+ dw_pcie_read(pp->dbi_base + exp_cap_off + PCI_EXP_LNKCTL2,
+ 2, &val);
if ((val & PCI_EXP_LNKCAP_SLS) != PCI_EXP_LNKCAP_SLS_2_5GB) {
val &= ~((u32)PCI_EXP_LNKCAP_SLS);
val |= PCI_EXP_LNKCAP_SLS_2_5GB;
- dw_pcie_cfg_write(pp->dbi_base + exp_cap_off +
- PCI_EXP_LNKCTL2, 2, val);
+ dw_pcie_write(pp->dbi_base + exp_cap_off +
+ PCI_EXP_LNKCTL2, 2, val);
}
}
--
1.7.9.5
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