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| author | Jeremy Kerr <jk@ozlabs.org> | 2015-06-04 16:51:47 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-06-05 01:32:21 +0300 |
| commit | 0d7cd8550d30906c7461ced654306da30f1590e2 (patch) | |
| tree | 006328e5709454b87b8834df552dc3dd229119f9 /arch/powerpc/platforms/powernv/opal.c | |
| parent | 594fcb9ec9e17215b4f98b5d40ba5e3af618ba82 (diff) | |
| download | linux-0d7cd8550d30906c7461ced654306da30f1590e2.tar.xz | |
powerpc/powernv: Add opal-prd channel
This change adds a char device to access the "PRD" (processor runtime
diagnostics) channel to OPAL firmware.
Includes contributions from Vaidyanathan Srinivasan, Neelesh Gupta &
Vishal Kulkarni.
Signed-off-by: Neelesh Gupta <neelegup@linux.vnet.ibm.com>
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Acked-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/powernv/opal.c')
| -rw-r--r-- | arch/powerpc/platforms/powernv/opal.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index 0379068e1c10..9e9c483eee4d 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -711,9 +711,10 @@ static int __init opal_init(void) opal_msglog_init(); } - /* Initialize platform devices: IPMI backend & flash interface */ + /* Initialize platform devices: IPMI backend, PRD & flash interface */ opal_pdev_init(opal_node, "ibm,opal-ipmi"); opal_pdev_init(opal_node, "ibm,opal-flash"); + opal_pdev_init(opal_node, "ibm,opal-prd"); return 0; } @@ -752,6 +753,7 @@ EXPORT_SYMBOL_GPL(opal_ipmi_recv); EXPORT_SYMBOL_GPL(opal_flash_read); EXPORT_SYMBOL_GPL(opal_flash_write); EXPORT_SYMBOL_GPL(opal_flash_erase); +EXPORT_SYMBOL_GPL(opal_prd_msg); /* Convert a region of vmalloc memory to an opal sg list */ struct opal_sg_list *opal_vmalloc_to_sg_list(void *vmalloc_addr, |