[patch 01/33] Cell: Add spu shutdown method
From: Geoff Levand <hidden>
Date: 2007-06-15 22:18:53
Add a shutdown method to spu_sysdev_class to allow proper spu resource cleanup on system shutdown. This is needed to support kexec on the PS3 platform. Signed-off-by: Arnd Bergmann <redacted> Signed-off-by: Geoff Levand <redacted> --- arch/powerpc/platforms/cell/spu_base.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c@@ -462,8 +462,18 @@ void spu_free(struct spu *spu) } EXPORT_SYMBOL_GPL(spu_free); +static int spu_shutdown(struct sys_device *sysdev) +{ + struct spu *spu = container_of(sysdev, struct spu, sysdev); + + spu_free_irqs(spu); + spu_destroy_spu(spu); + return 0; +} + struct sysdev_class spu_sysdev_class = { - set_kset_name("spu") + set_kset_name("spu"), + .shutdown = spu_shutdown, }; int spu_add_sysdev_attr(struct sysdev_attribute *attr)
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