[SRU][Q][PATCH 1/3] platform/x86:intel/pmc: Update Arrow Lake telemetry GUID

Aaron Ma aaron.ma at canonical.com
Fri Jan 9 04:20:34 UTC 2026


From: Xi Pardee <xi.pardee at linux.intel.com>

BugLink: https://bugs.launchpad.net/bugs/2137615

Update ARL_PMT_DMU_GUID value. Arrow Lake PMT DMU GUID has been updated
after it was add to the driver. This updates ensures that the die C6
value is available in the debug filesystem.

Bugzilla Link: https://bugzilla.kernel.org/show_bug.cgi?id=220421
Fixes: 83f168a1a437 ("platform/x86/intel/pmc: Add Arrow Lake S support to intel_pmc_core driver")
Tested-by: Mark Pearson <mpearson-lenovo at squebb.ca>
Signed-off-by: Xi Pardee <xi.pardee at linux.intel.com>
Link: https://patch.msgid.link/20251014214548.629023-2-xi.pardee@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen at linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen at linux.intel.com>
(cherry picked from commit 644ab3bc98ee386f178d5209ae8170b3fac591aa)
Signed-off-by: Aaron Ma <aaron.ma at canonical.com>
---
 drivers/platform/x86/intel/pmc/core.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/x86/intel/pmc/core.h b/drivers/platform/x86/intel/pmc/core.h
index 4a94a4ee031e6..24139617eef61 100644
--- a/drivers/platform/x86/intel/pmc/core.h
+++ b/drivers/platform/x86/intel/pmc/core.h
@@ -282,7 +282,7 @@ enum ppfear_regs {
 /* Die C6 from PUNIT telemetry */
 #define MTL_PMT_DMU_DIE_C6_OFFSET		15
 #define MTL_PMT_DMU_GUID			0x1A067102
-#define ARL_PMT_DMU_GUID			0x1A06A000
+#define ARL_PMT_DMU_GUID			0x1A06A102
 
 #define LNL_PMC_MMIO_REG_LEN			0x2708
 #define LNL_PMC_LTR_OSSE			0x1B88
-- 
2.43.0




More information about the kernel-team mailing list