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From: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
To: hdegoede@redhat.com, markgross@kernel.org,
	ilpo.jarvinen@linux.intel.com, andriy.shevchenko@linux.intel.com
Cc: platform-driver-x86@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Subject: [PATCH 1/3] platform/x86: ISST: Use fuse enabled mask instead of allowed levels
Date: Mon, 25 Sep 2023 12:45:53 -0700	[thread overview]
Message-ID: <20230925194555.966743-2-srinivas.pandruvada@linux.intel.com> (raw)
In-Reply-To: <20230925194555.966743-1-srinivas.pandruvada@linux.intel.com>

Allowed level mask is a mask of levels, which are currently allowed
to dynamically switch. But even dynamic switching is not allowed,
user should be able to check all parameters for selection via BIOS.

So when passing the level mask for display to user space, use fuse
enabled mask, which has all levels.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
 drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 37f17e229419..48465636aadb 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
@@ -712,7 +712,7 @@ static int isst_if_get_perf_level(void __user *argp)
 		return -EINVAL;
 
 	perf_level.max_level = power_domain_info->max_level;
-	perf_level.level_mask = power_domain_info->pp_header.allowed_level_mask;
+	perf_level.level_mask = power_domain_info->pp_header.level_en_mask;
 	perf_level.feature_rev = power_domain_info->pp_header.feature_rev;
 	_read_pp_info("current_level", perf_level.current_level, SST_PP_STATUS_OFFSET,
 		      SST_PP_LEVEL_START, SST_PP_LEVEL_WIDTH, SST_MUL_FACTOR_NONE)
-- 
2.41.0


  reply	other threads:[~2023-09-25 19:46 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-25 19:45 [PATCH 0/3] Minor SST optimizations Srinivas Pandruvada
2023-09-25 19:45 ` Srinivas Pandruvada [this message]
2023-09-29 12:14   ` [PATCH 1/3] platform/x86: ISST: Use fuse enabled mask instead of allowed levels Ilpo Järvinen
2023-09-30 12:48     ` srinivas pandruvada
2023-09-25 19:45 ` [PATCH 2/3] platform/x86: ISST: Allow level 0 to be not present Srinivas Pandruvada
2023-09-29 12:16   ` Ilpo Järvinen
2023-09-25 19:45 ` [PATCH 3/3] platform/x86: intel_speed_select_if: Remove hardcoded map size Srinivas Pandruvada
2023-09-26 13:16   ` Andy Shevchenko
2023-09-26 15:04     ` srinivas pandruvada
2023-09-26 15:23       ` Andy Shevchenko

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