Message ID | 1221866428-20621-1-git-send-email-ncase@xes-inc.com (mailing list archive) |
---|---|
State | Accepted, archived |
Delegated to: | Kumar Gala |
Headers | show |
On Sep 19, 2008, at 6:20 PM, Nate Case wrote: > From: Andrew Kilkenny <akilkenny@xes-inc.com> > > This adds support for the dual-core MPC8572 processor. We have > to support making SPR changes on each core. Also, since we can > have multiple memory controllers sharing an interrupt, flag the > interrupts with IRQF_SHARED. > > Signed-off-by: Andrew Kilkenny <akilkenny@xes-inc.com> > Signed-off-by: Nate Case <ncase@xes-inc.com> > --- > drivers/edac/mpc85xx_edac.c | 28 +++++++++++++++++++++++----- > 1 files changed, 23 insertions(+), 5 deletions(-) Acked-by: Kumar Gala <galak@kernel.crashing.org> Guys, is there an edac git tree or something to create patches against? I've got one I've been sitting on but it should be updated based on Nate's patch. - k
There's an SVN+quilt tree via sourceforge for EDAC. I have asked Doug to push this patch upstream to the mm tree. Kumar Gala wrote: > > On Sep 19, 2008, at 6:20 PM, Nate Case wrote: > >> From: Andrew Kilkenny <akilkenny@xes-inc.com> >> >> This adds support for the dual-core MPC8572 processor. We have >> to support making SPR changes on each core. Also, since we can >> have multiple memory controllers sharing an interrupt, flag the >> interrupts with IRQF_SHARED. >> >> Signed-off-by: Andrew Kilkenny <akilkenny@xes-inc.com> >> Signed-off-by: Nate Case <ncase@xes-inc.com> >> --- >> drivers/edac/mpc85xx_edac.c | 28 +++++++++++++++++++++++----- >> 1 files changed, 23 insertions(+), 5 deletions(-) > > Acked-by: Kumar Gala <galak@kernel.crashing.org> > > Guys, is there an edac git tree or something to create patches against? > I've got one I've been sitting on but it should be updated based on > Nate's patch. > > - k
Dave Jiang <djiang@mvista.com> wrote: There's an SVN+quilt tree via sourceforge for EDAC. I have asked Doug to push this patch upstream to the mm tree. Kumar Gala wrote: > > On Sep 19, 2008, at 6:20 PM, Nate Case wrote: > >> From: Andrew Kilkenny >> >> This adds support for the dual-core MPC8572 processor. We have >> to support making SPR changes on each core. Also, since we can >> have multiple memory controllers sharing an interrupt, flag the >> interrupts with IRQF_SHARED. >> >> Signed-off-by: Andrew Kilkenny >> Signed-off-by: Nate Case >> --- >> drivers/edac/mpc85xx_edac.c | 28 +++++++++++++++++++++++----- >> 1 files changed, 23 insertions(+), 5 deletions(-) > > Acked-by: Kumar Gala > > Guys, is there an edac git tree or something to create patches against? > I've got one I've been sitting on but it should be updated based on > Nate's patch. > > - k the SVN repos is svn checkout https://bluesmoke.svn.sourceforge.net/svnroot/bluesmoke/trunk the info page is http://bluesmoke.sourceforge.net/ doug t W1DUG
On Oct 7, 2008, at 6:10 PM, Doug Thompson wrote: > the SVN repos is > > svn checkout https://bluesmoke.svn.sourceforge.net/svnroot/bluesmoke/trunk > the info page is > > http://bluesmoke.sourceforge.net/ > > doug t SVN, ick.. - k
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 2265d9c..63bdc47 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -17,6 +17,7 @@ #include <linux/io.h> #include <linux/mod_devicetable.h> #include <linux/edac.h> +#include <linux/smp.h> #include <linux/of_platform.h> #include <linux/of_device.h> @@ -40,7 +41,7 @@ static u32 orig_pci_err_en; #endif static u32 orig_l2_err_disable; -static u32 orig_hid1; +static u32 orig_hid1[2]; /************************ MC SYSFS parts ***********************************/ @@ -647,6 +648,9 @@ static struct of_device_id mpc85xx_l2_err_of_match[] = { { .compatible = "fsl,8568-l2-cache-controller", }, + { + .compatible = "fsl,mpc8572-l2-cache-controller", + }, {}, }; @@ -912,7 +916,8 @@ static int __devinit mpc85xx_mc_err_probe(struct of_device *op, /* register interrupts */ pdata->irq = irq_of_parse_and_map(op->node, 0); res = devm_request_irq(&op->dev, pdata->irq, - mpc85xx_mc_isr, IRQF_DISABLED, + mpc85xx_mc_isr, + IRQF_DISABLED | IRQF_SHARED, "[EDAC] MC err", mci); if (res < 0) { printk(KERN_ERR "%s: Unable to request irq %d for " @@ -980,6 +985,9 @@ static struct of_device_id mpc85xx_mc_err_of_match[] = { { .compatible = "fsl,8568-memory-controller", }, + { + .compatible = "fsl,mpc8572-memory-controller", + }, {}, }; @@ -995,6 +1003,12 @@ static struct of_platform_driver mpc85xx_mc_err_driver = { }, }; +static void __init mpc85xx_mc_clear_rfxe(void *data) +{ + orig_hid1[smp_processor_id()] = mfspr(SPRN_HID1); + mtspr(SPRN_HID1, (orig_hid1[smp_processor_id()] & ~0x20000)); +} + static int __init mpc85xx_mc_init(void) { int res = 0; @@ -1031,8 +1045,7 @@ static int __init mpc85xx_mc_init(void) * so we can catch it */ if (edac_op_state == EDAC_OPSTATE_INT) { - orig_hid1 = mfspr(SPRN_HID1); - mtspr(SPRN_HID1, (orig_hid1 & ~0x20000)); + on_each_cpu(mpc85xx_mc_clear_rfxe, NULL, 0); } return 0; @@ -1040,9 +1053,14 @@ static int __init mpc85xx_mc_init(void) module_init(mpc85xx_mc_init); +static void __exit mpc85xx_mc_restore_hid1(void *data) +{ + mtspr(SPRN_HID1, orig_hid1[smp_processor_id()]); +} + static void __exit mpc85xx_mc_exit(void) { - mtspr(SPRN_HID1, orig_hid1); + on_each_cpu(mpc85xx_mc_restore_hid1, NULL, 0); #ifdef CONFIG_PCI of_unregister_platform_driver(&mpc85xx_pci_err_driver); #endif