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authorAlexandre Bounine <alexandre.bounine@idt.com>2011-03-24 02:43:03 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 05:46:42 +0300
commit388b78adc9899f0299128610f566051d0b1a57f6 (patch)
treef64e7151235c82ae3652fc5b4ca23c2a017ff464
parentf8f0626989c85b3d8bd67eff29d9dd3d14a5e71f (diff)
downloadlinux-388b78adc9899f0299128610f566051d0b1a57f6.tar.xz
rapidio: modify configuration to support PCI-SRIO controller
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> Acked-by: Kumar Gala <galak@kernel.crashing.org> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Li Yang <leoli@freescale.com> Cc: Thomas Moll <thomas.moll@sysgo.com> Cc: Micha Nelissen <micha@neli.hopto.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/mips/Kconfig10
-rw-r--r--arch/powerpc/Kconfig10
-rw-r--r--arch/powerpc/kernel/cpu_setup_fsl_booke.S2
-rw-r--r--arch/powerpc/sysdev/Makefile2
-rw-r--r--arch/x86/Kconfig10
-rw-r--r--drivers/net/rionet.c4
-rw-r--r--drivers/rapidio/rio-sysfs.c1
7 files changed, 34 insertions, 5 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 6e9811d40c9f..9905e2e85de4 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2344,6 +2344,16 @@ 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 ce9ff55e1026..3584e4d4a4ad 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -772,11 +772,19 @@ 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/kernel/cpu_setup_fsl_booke.S b/arch/powerpc/kernel/cpu_setup_fsl_booke.S
index 5c518ad3445c..913611105c1f 100644
--- a/arch/powerpc/kernel/cpu_setup_fsl_booke.S
+++ b/arch/powerpc/kernel/cpu_setup_fsl_booke.S
@@ -64,7 +64,7 @@ _GLOBAL(__setup_cpu_e500v2)
bl __e500_icache_setup
bl __e500_dcache_setup
bl __setup_e500_ivors
-#ifdef CONFIG_RAPIDIO
+#ifdef CONFIG_FSL_RIO
/* Ensure that RFXE is set */
mfspr r3,SPRN_HID1
oris r3,r3,HID1_RFXE@h
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index 9c2973479142..1e0c933ef772 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 d57ddd7573cc..140e254fe546 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2096,6 +2096,16 @@ 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 44150f2f7bfd..678e5777da81 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 0d894320e227..4dbe360989be 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"