* [RFC PATCH 24/35] sh: Change PCIBIOS_SUCCESSFUL to 0
[not found] <20200713122247.10985-1-refactormyself@gmail.com>
@ 2020-07-13 12:22 ` Saheed O. Bolarinwa
2020-07-20 21:41 ` Rich Felker
2020-07-13 12:22 ` [RFC PATCH 25/35] sh: Tidy Success/Failure checks Saheed O. Bolarinwa
1 sibling, 1 reply; 3+ messages in thread
From: Saheed O. Bolarinwa @ 2020-07-13 12:22 UTC (permalink / raw)
To: helgaas, Yoshinori Sato, Rich Felker
Cc: linux-sh, Saheed O. Bolarinwa, linux-kernel, linux-pci,
linux-kernel-mentees
In reference to the PCI spec (Chapter 2), PCIBIOS* is an x86 concept.
Their scope should be limited within arch/x86.
Change all PCIBIOS_SUCCESSFUL to 0
Signed-off-by: "Saheed O. Bolarinwa" <refactormyself@gmail.com>
---
arch/sh/drivers/pci/common.c | 2 +-
arch/sh/drivers/pci/ops-dreamcast.c | 4 ++--
arch/sh/drivers/pci/ops-sh4.c | 4 ++--
arch/sh/drivers/pci/ops-sh7786.c | 8 ++++----
arch/sh/drivers/pci/pci.c | 2 +-
5 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/arch/sh/drivers/pci/common.c b/arch/sh/drivers/pci/common.c
index fe163ecd0719..ee27cdfd3e68 100644
--- a/arch/sh/drivers/pci/common.c
+++ b/arch/sh/drivers/pci/common.c
@@ -61,7 +61,7 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose,
continue;
if (early_read_config_word(hose, top_bus, current_bus,
pci_devfn, PCI_VENDOR_ID, &vid) !- PCIBIOS_SUCCESSFUL)
+ 0)
continue;
if (vid = 0xffff)
continue;
diff --git a/arch/sh/drivers/pci/ops-dreamcast.c b/arch/sh/drivers/pci/ops-dreamcast.c
index 517a8a9702f6..431cd006951f 100644
--- a/arch/sh/drivers/pci/ops-dreamcast.c
+++ b/arch/sh/drivers/pci/ops-dreamcast.c
@@ -56,7 +56,7 @@ static int gapspci_read(struct pci_bus *bus, unsigned int devfn, int where, int
case 4: *val = inl(GAPSPCI_BBA_CONFIG+where); break;
}
- return PCIBIOS_SUCCESSFUL;
+ return 0;
}
static int gapspci_write(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val)
@@ -70,7 +70,7 @@ static int gapspci_write(struct pci_bus *bus, unsigned int devfn, int where, int
case 4: outl((u32)val, GAPSPCI_BBA_CONFIG+where); break;
}
- return PCIBIOS_SUCCESSFUL;
+ return 0;
}
struct pci_ops gapspci_pci_ops = {
diff --git a/arch/sh/drivers/pci/ops-sh4.c b/arch/sh/drivers/pci/ops-sh4.c
index a205be3bfc4a..4d757e5f38c6 100644
--- a/arch/sh/drivers/pci/ops-sh4.c
+++ b/arch/sh/drivers/pci/ops-sh4.c
@@ -49,7 +49,7 @@ static int sh4_pci_read(struct pci_bus *bus, unsigned int devfn,
return PCIBIOS_FUNC_NOT_SUPPORTED;
}
- return PCIBIOS_SUCCESSFUL;
+ return 0;
}
/*
@@ -90,7 +90,7 @@ static int sh4_pci_write(struct pci_bus *bus, unsigned int devfn,
pci_write_reg(chan, data, SH4_PCIPDR);
- return PCIBIOS_SUCCESSFUL;
+ return 0;
}
struct pci_ops sh4_pci_ops = {
diff --git a/arch/sh/drivers/pci/ops-sh7786.c b/arch/sh/drivers/pci/ops-sh7786.c
index a10f9f4ebd7f..7c329e467360 100644
--- a/arch/sh/drivers/pci/ops-sh7786.c
+++ b/arch/sh/drivers/pci/ops-sh7786.c
@@ -52,7 +52,7 @@ static int sh7786_pcie_config_access(unsigned char access_type,
else
pci_write_reg(chan, *data, PCI_REG(reg));
- return PCIBIOS_SUCCESSFUL;
+ return 0;
} else if (dev > 1)
return PCIBIOS_DEVICE_NOT_FOUND;
}
@@ -83,7 +83,7 @@ static int sh7786_pcie_config_access(unsigned char access_type,
/* Disable the configuration access */
pci_write_reg(chan, 0, SH4A_PCIEPCTLR);
- return PCIBIOS_SUCCESSFUL;
+ return 0;
}
static int sh7786_pcie_read(struct pci_bus *bus, unsigned int devfn,
@@ -101,7 +101,7 @@ static int sh7786_pcie_read(struct pci_bus *bus, unsigned int devfn,
raw_spin_lock_irqsave(&pci_config_lock, flags);
ret = sh7786_pcie_config_access(PCI_ACCESS_READ, bus,
devfn, where, &data);
- if (ret != PCIBIOS_SUCCESSFUL) {
+ if (ret != 0) {
*val = 0xffffffff;
goto out;
}
@@ -137,7 +137,7 @@ static int sh7786_pcie_write(struct pci_bus *bus, unsigned int devfn,
raw_spin_lock_irqsave(&pci_config_lock, flags);
ret = sh7786_pcie_config_access(PCI_ACCESS_READ, bus,
devfn, where, &data);
- if (ret != PCIBIOS_SUCCESSFUL)
+ if (ret != 0)
goto out;
dev_dbg(&bus->dev, "pcie-config-write: bus=%3d devfn=0x%04x "
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index c7784e156964..77130f035fdd 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -204,7 +204,7 @@ pcibios_bus_report_status_early(struct pci_channel *hose,
continue;
ret = early_read_config_word(hose, top_bus, current_bus,
pci_devfn, PCI_STATUS, &status);
- if (ret != PCIBIOS_SUCCESSFUL)
+ if (ret != 0)
continue;
if (status = 0xffff)
continue;
--
2.18.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [RFC PATCH 25/35] sh: Tidy Success/Failure checks
[not found] <20200713122247.10985-1-refactormyself@gmail.com>
2020-07-13 12:22 ` [RFC PATCH 24/35] sh: Change PCIBIOS_SUCCESSFUL to 0 Saheed O. Bolarinwa
@ 2020-07-13 12:22 ` Saheed O. Bolarinwa
1 sibling, 0 replies; 3+ messages in thread
From: Saheed O. Bolarinwa @ 2020-07-13 12:22 UTC (permalink / raw)
To: helgaas, Yoshinori Sato, Rich Felker
Cc: linux-sh, Saheed O. Bolarinwa, linux-kernel, linux-pci,
linux-kernel-mentees
Remove unnecessary check for 0.
Signed-off-by: "Saheed O. Bolarinwa" <refactormyself@gmail.com>
---
This patch depends on PATCH 24/35
arch/sh/drivers/pci/common.c | 3 +--
arch/sh/drivers/pci/ops-sh7786.c | 4 ++--
arch/sh/drivers/pci/pci.c | 2 +-
3 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/arch/sh/drivers/pci/common.c b/arch/sh/drivers/pci/common.c
index ee27cdfd3e68..676907e6a514 100644
--- a/arch/sh/drivers/pci/common.c
+++ b/arch/sh/drivers/pci/common.c
@@ -60,8 +60,7 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose,
if (PCI_FUNC(pci_devfn))
continue;
if (early_read_config_word(hose, top_bus, current_bus,
- pci_devfn, PCI_VENDOR_ID, &vid) !- 0)
+ pci_devfn, PCI_VENDOR_ID, &vid))
continue;
if (vid = 0xffff)
continue;
diff --git a/arch/sh/drivers/pci/ops-sh7786.c b/arch/sh/drivers/pci/ops-sh7786.c
index 7c329e467360..c1be0ac2508a 100644
--- a/arch/sh/drivers/pci/ops-sh7786.c
+++ b/arch/sh/drivers/pci/ops-sh7786.c
@@ -101,7 +101,7 @@ static int sh7786_pcie_read(struct pci_bus *bus, unsigned int devfn,
raw_spin_lock_irqsave(&pci_config_lock, flags);
ret = sh7786_pcie_config_access(PCI_ACCESS_READ, bus,
devfn, where, &data);
- if (ret != 0) {
+ if (ret) {
*val = 0xffffffff;
goto out;
}
@@ -137,7 +137,7 @@ static int sh7786_pcie_write(struct pci_bus *bus, unsigned int devfn,
raw_spin_lock_irqsave(&pci_config_lock, flags);
ret = sh7786_pcie_config_access(PCI_ACCESS_READ, bus,
devfn, where, &data);
- if (ret != 0)
+ if (ret)
goto out;
dev_dbg(&bus->dev, "pcie-config-write: bus=%3d devfn=0x%04x "
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index 77130f035fdd..19e9a211c23e 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -204,7 +204,7 @@ pcibios_bus_report_status_early(struct pci_channel *hose,
continue;
ret = early_read_config_word(hose, top_bus, current_bus,
pci_devfn, PCI_STATUS, &status);
- if (ret != 0)
+ if (ret)
continue;
if (status = 0xffff)
continue;
--
2.18.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [RFC PATCH 24/35] sh: Change PCIBIOS_SUCCESSFUL to 0
2020-07-13 12:22 ` [RFC PATCH 24/35] sh: Change PCIBIOS_SUCCESSFUL to 0 Saheed O. Bolarinwa
@ 2020-07-20 21:41 ` Rich Felker
0 siblings, 0 replies; 3+ messages in thread
From: Rich Felker @ 2020-07-20 21:41 UTC (permalink / raw)
To: Saheed O. Bolarinwa
Cc: Yoshinori Sato, linux-sh, linux-pci, linux-kernel, helgaas,
linux-kernel-mentees
On Mon, Jul 13, 2020 at 02:22:36PM +0200, Saheed O. Bolarinwa wrote:
> In reference to the PCI spec (Chapter 2), PCIBIOS* is an x86 concept.
> Their scope should be limited within arch/x86.
>
> Change all PCIBIOS_SUCCESSFUL to 0
>
> Signed-off-by: "Saheed O. Bolarinwa" <refactormyself@gmail.com>
> ---
> arch/sh/drivers/pci/common.c | 2 +-
> arch/sh/drivers/pci/ops-dreamcast.c | 4 ++--
> arch/sh/drivers/pci/ops-sh4.c | 4 ++--
> arch/sh/drivers/pci/ops-sh7786.c | 8 ++++----
> arch/sh/drivers/pci/pci.c | 2 +-
> 5 files changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/arch/sh/drivers/pci/common.c b/arch/sh/drivers/pci/common.c
> index fe163ecd0719..ee27cdfd3e68 100644
> --- a/arch/sh/drivers/pci/common.c
> +++ b/arch/sh/drivers/pci/common.c
> @@ -61,7 +61,7 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose,
> continue;
> if (early_read_config_word(hose, top_bus, current_bus,
> pci_devfn, PCI_VENDOR_ID, &vid) !> - PCIBIOS_SUCCESSFUL)
> + 0)
> continue;
> if (vid = 0xffff)
> continue;
> diff --git a/arch/sh/drivers/pci/ops-dreamcast.c b/arch/sh/drivers/pci/ops-dreamcast.c
> index 517a8a9702f6..431cd006951f 100644
> --- a/arch/sh/drivers/pci/ops-dreamcast.c
> +++ b/arch/sh/drivers/pci/ops-dreamcast.c
> @@ -56,7 +56,7 @@ static int gapspci_read(struct pci_bus *bus, unsigned int devfn, int where, int
> case 4: *val = inl(GAPSPCI_BBA_CONFIG+where); break;
> }
>
> - return PCIBIOS_SUCCESSFUL;
> + return 0;
> }
>
> static int gapspci_write(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val)
> @@ -70,7 +70,7 @@ static int gapspci_write(struct pci_bus *bus, unsigned int devfn, int where, int
> case 4: outl((u32)val, GAPSPCI_BBA_CONFIG+where); break;
> }
>
> - return PCIBIOS_SUCCESSFUL;
> + return 0;
> }
>
> struct pci_ops gapspci_pci_ops = {
> diff --git a/arch/sh/drivers/pci/ops-sh4.c b/arch/sh/drivers/pci/ops-sh4.c
> index a205be3bfc4a..4d757e5f38c6 100644
> --- a/arch/sh/drivers/pci/ops-sh4.c
> +++ b/arch/sh/drivers/pci/ops-sh4.c
> @@ -49,7 +49,7 @@ static int sh4_pci_read(struct pci_bus *bus, unsigned int devfn,
> return PCIBIOS_FUNC_NOT_SUPPORTED;
> }
>
> - return PCIBIOS_SUCCESSFUL;
> + return 0;
> }
>
> /*
> @@ -90,7 +90,7 @@ static int sh4_pci_write(struct pci_bus *bus, unsigned int devfn,
>
> pci_write_reg(chan, data, SH4_PCIPDR);
>
> - return PCIBIOS_SUCCESSFUL;
> + return 0;
> }
>
> struct pci_ops sh4_pci_ops = {
> diff --git a/arch/sh/drivers/pci/ops-sh7786.c b/arch/sh/drivers/pci/ops-sh7786.c
> index a10f9f4ebd7f..7c329e467360 100644
> --- a/arch/sh/drivers/pci/ops-sh7786.c
> +++ b/arch/sh/drivers/pci/ops-sh7786.c
> @@ -52,7 +52,7 @@ static int sh7786_pcie_config_access(unsigned char access_type,
> else
> pci_write_reg(chan, *data, PCI_REG(reg));
>
> - return PCIBIOS_SUCCESSFUL;
> + return 0;
> } else if (dev > 1)
> return PCIBIOS_DEVICE_NOT_FOUND;
> }
> @@ -83,7 +83,7 @@ static int sh7786_pcie_config_access(unsigned char access_type,
> /* Disable the configuration access */
> pci_write_reg(chan, 0, SH4A_PCIEPCTLR);
>
> - return PCIBIOS_SUCCESSFUL;
> + return 0;
> }
>
> static int sh7786_pcie_read(struct pci_bus *bus, unsigned int devfn,
> @@ -101,7 +101,7 @@ static int sh7786_pcie_read(struct pci_bus *bus, unsigned int devfn,
> raw_spin_lock_irqsave(&pci_config_lock, flags);
> ret = sh7786_pcie_config_access(PCI_ACCESS_READ, bus,
> devfn, where, &data);
> - if (ret != PCIBIOS_SUCCESSFUL) {
> + if (ret != 0) {
> *val = 0xffffffff;
> goto out;
> }
> @@ -137,7 +137,7 @@ static int sh7786_pcie_write(struct pci_bus *bus, unsigned int devfn,
> raw_spin_lock_irqsave(&pci_config_lock, flags);
> ret = sh7786_pcie_config_access(PCI_ACCESS_READ, bus,
> devfn, where, &data);
> - if (ret != PCIBIOS_SUCCESSFUL)
> + if (ret != 0)
> goto out;
>
> dev_dbg(&bus->dev, "pcie-config-write: bus=%3d devfn=0x%04x "
> diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
> index c7784e156964..77130f035fdd 100644
> --- a/arch/sh/drivers/pci/pci.c
> +++ b/arch/sh/drivers/pci/pci.c
> @@ -204,7 +204,7 @@ pcibios_bus_report_status_early(struct pci_channel *hose,
> continue;
> ret = early_read_config_word(hose, top_bus, current_bus,
> pci_devfn, PCI_STATUS, &status);
> - if (ret != PCIBIOS_SUCCESSFUL)
> + if (ret != 0)
> continue;
> if (status = 0xffff)
> continue;
> --
> 2.18.2
Acked-by: Rich Felker <dalias@libc.org>
(for both this and the following one in the series)
^ permalink raw reply [flat|nested] 3+ messages in thread
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[not found] <20200713122247.10985-1-refactormyself@gmail.com>
2020-07-13 12:22 ` [RFC PATCH 24/35] sh: Change PCIBIOS_SUCCESSFUL to 0 Saheed O. Bolarinwa
2020-07-20 21:41 ` Rich Felker
2020-07-13 12:22 ` [RFC PATCH 25/35] sh: Tidy Success/Failure checks Saheed O. Bolarinwa
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