From: Nathan Lynch Date: Tue, 4 May 2021 02:53:29 +0000 (-0500) Subject: powerpc/pseries/dlpar: use rtas_get_sensor() X-Git-Tag: v5.14-rc1~104^2~21 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=bfb0c9fcf5870036e54081b28cae2af5f9ee7088;p=thirdparty%2Fkernel%2Flinux.git powerpc/pseries/dlpar: use rtas_get_sensor() Instead of making bare calls to get-sensor-state, use rtas_get_sensor(), which correctly handles busy and extended delay statuses. Fixes: ab519a011caa ("powerpc/pseries: Kernel DLPAR Infrastructure") Signed-off-by: Nathan Lynch Reviewed-by: Laurent Dufour Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20210504025329.1713878-1-nathanl@linux.ibm.com --- diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c index 3ac70790ec7aa..b1f01ac0c29e3 100644 --- a/arch/powerpc/platforms/pseries/dlpar.c +++ b/arch/powerpc/platforms/pseries/dlpar.c @@ -289,8 +289,7 @@ int dlpar_acquire_drc(u32 drc_index) { int dr_status, rc; - rc = rtas_call(rtas_token("get-sensor-state"), 2, 2, &dr_status, - DR_ENTITY_SENSE, drc_index); + rc = rtas_get_sensor(DR_ENTITY_SENSE, drc_index, &dr_status); if (rc || dr_status != DR_ENTITY_UNUSABLE) return -1; @@ -311,8 +310,7 @@ int dlpar_release_drc(u32 drc_index) { int dr_status, rc; - rc = rtas_call(rtas_token("get-sensor-state"), 2, 2, &dr_status, - DR_ENTITY_SENSE, drc_index); + rc = rtas_get_sensor(DR_ENTITY_SENSE, drc_index, &dr_status); if (rc || dr_status != DR_ENTITY_PRESENT) return -1; @@ -333,8 +331,7 @@ int dlpar_unisolate_drc(u32 drc_index) { int dr_status, rc; - rc = rtas_call(rtas_token("get-sensor-state"), 2, 2, &dr_status, - DR_ENTITY_SENSE, drc_index); + rc = rtas_get_sensor(DR_ENTITY_SENSE, drc_index, &dr_status); if (rc || dr_status != DR_ENTITY_PRESENT) return -1;