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Subject[PATCH 2/5] RapidIO: Modify configuration to support PCI-SRIO controller
Date
1. Add an option to include RapidIO support if the PCI is available.
2. Add FSL_RIO configuration option to enable controller selection.
3. Add RapidIO support option into x86 and MIPS architectures.

Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com>
---
arch/mips/Kconfig | 10 ++++++++++
arch/powerpc/Kconfig | 10 +++++++++-
arch/powerpc/sysdev/Makefile | 2 +-
arch/x86/Kconfig | 10 ++++++++++
drivers/net/rionet.c | 4 ++--
drivers/rapidio/rio-sysfs.c | 1 +
6 files changed, 33 insertions(+), 4 deletions(-)

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index f5ecc05..c451163 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2336,6 +2336,16 @@ source "drivers/pcmcia/Kconfig"

source "drivers/pci/hotplug/Kconfig"

+config RAPIDIO
+ bool "RapidIO support"
+ depends on PCI
+ default n
+ help
+ If you say Y here, the kernel will include drivers and
+ infrastructure code to support RapidIO interconnect devices.
+
+source "drivers/rapidio/Kconfig"
+
endmenu

menu "Executable file formats"
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 7d69e9b..9a7628a 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -767,11 +767,19 @@ config HAS_RAPIDIO

config RAPIDIO
bool "RapidIO support"
- depends on HAS_RAPIDIO
+ depends on HAS_RAPIDIO || PCI
help
If you say Y here, the kernel will include drivers and
infrastructure code to support RapidIO interconnect devices.

+config FSL_RIO
+ bool "Freescale Embedded SRIO Controller support"
+ depends on RAPIDIO && HAS_RAPIDIO
+ default "n"
+ ---help---
+ Include support for RapidIO controller on Freescale embedded
+ processors (MPC8548, MPC8641, etc).
+
source "drivers/rapidio/Kconfig"

endmenu
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index 9c29734..1e0c933 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -20,7 +20,7 @@ obj-$(CONFIG_FSL_GTM) += fsl_gtm.o
obj-$(CONFIG_MPC8xxx_GPIO) += mpc8xxx_gpio.o
obj-$(CONFIG_FSL_85XX_CACHE_SRAM) += fsl_85xx_l2ctlr.o fsl_85xx_cache_sram.o
obj-$(CONFIG_SIMPLE_GPIO) += simple_gpio.o
-obj-$(CONFIG_RAPIDIO) += fsl_rio.o
+obj-$(CONFIG_FSL_RIO) += fsl_rio.o
obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o
obj-$(CONFIG_QUICC_ENGINE) += qe_lib/
obj-$(CONFIG_PPC_BESTCOMM) += bestcomm/
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index d5ed94d..11c1dc5 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2104,6 +2104,16 @@ source "drivers/pcmcia/Kconfig"

source "drivers/pci/hotplug/Kconfig"

+config RAPIDIO
+ bool "RapidIO support"
+ depends on PCI
+ default n
+ help
+ If you say Y here, the kernel will include drivers and
+ infrastructure code to support RapidIO interconnect devices.
+
+source "drivers/rapidio/Kconfig"
+
endmenu


diff --git a/drivers/net/rionet.c b/drivers/net/rionet.c
index 44150f2..678e577 100644
--- a/drivers/net/rionet.c
+++ b/drivers/net/rionet.c
@@ -382,7 +382,7 @@ static void rionet_remove(struct rio_dev *rdev)
struct rionet_peer *peer, *tmp;

free_pages((unsigned long)rionet_active, rdev->net->hport->sys_size ?
- __ilog2(sizeof(void *)) + 4 : 0);
+ __fls(sizeof(void *)) + 4 : 0);
unregister_netdev(ndev);
free_netdev(ndev);

@@ -450,7 +450,7 @@ static int rionet_setup_netdev(struct rio_mport *mport)
}

rionet_active = (struct rio_dev **)__get_free_pages(GFP_KERNEL,
- mport->sys_size ? __ilog2(sizeof(void *)) + 4 : 0);
+ mport->sys_size ? __fls(sizeof(void *)) + 4 : 0);
if (!rionet_active) {
rc = -ENOMEM;
goto out;
diff --git a/drivers/rapidio/rio-sysfs.c b/drivers/rapidio/rio-sysfs.c
index 76b4185..e3ebfec 100644
--- a/drivers/rapidio/rio-sysfs.c
+++ b/drivers/rapidio/rio-sysfs.c
@@ -14,6 +14,7 @@
#include <linux/rio.h>
#include <linux/rio_drv.h>
#include <linux/stat.h>
+#include <linux/capability.h>

#include "rio.h"

--
1.7.3.1


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