From: Srinivas Pandruvada Date: Thu, 28 May 2026 20:45:21 +0000 (-0700) Subject: platform/x86: ISST: Restore SST-PP control to all domains X-Git-Url: http://git.ipfire.org/index.cgi?a=commitdiff_plain;h=2565a28cdcdcb035e151d285efcba26bccb3726e;p=thirdparty%2Fkernel%2Flinux.git platform/x86: ISST: Restore SST-PP control to all domains The SST-PP control offset is only restored to power domain 0 after resume. During suspend, control values are read and stored for all power domains. Use pd_info->sst_base instead of power_domain_info->sst_base, which only points to power domain 0 base address. Fixes: dc7901b5a156 ("platform/x86: ISST: Store and restore all domains data") Reported-by: Yi Lai Signed-off-by: Srinivas Pandruvada Cc: stable@vger.kernel.org Link: https://patch.msgid.link/20260528204521.3531456-1-srinivas.pandruvada@linux.intel.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- diff --git a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c index b804cb753f942..24334ae70d825 100644 --- a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c +++ b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c @@ -1804,7 +1804,7 @@ process_pp_resume: if (!(pd_info->sst_header.cap_mask & SST_PP_CAP_PP_ENABLE)) continue; - writeq(pd_info->saved_pp_control, power_domain_info->sst_base + + writeq(pd_info->saved_pp_control, pd_info->sst_base + pd_info->sst_header.pp_offset + SST_PP_CONTROL_OFFSET); } }