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drm/xe/hwmon: Add HWMON support for BMG

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Add HWMON support for BMG. Exposing the pkg power, current,
energy info.

Signed-off-by: Karthik Poosa <karthik.poosa@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/20240523144351.4040131-2-balasubramani.vivekanandan@intel.com
Signed-off-by: Balasubramani Vivekanandan <balasubramani.vivekanandan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240529050758.442056-2-balasubramani.vivekanandan@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Karthik Poosa 2024-05-29 10:37:57 +05:30 committed by Rodrigo Vivi
parent dac81a9adb
commit e90f7a58e6
No known key found for this signature in database
GPG Key ID: FA625F640EEB13CA
2 changed files with 17 additions and 4 deletions
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5
drivers/gpu/drm/xe/regs/xe_pcode_regs.h
View File

@ -18,4 +18,9 @@
#define PVC_GT0_PLATFORM_ENERGY_STATUS XE_REG(0x28106c)
#define PVC_GT0_PACKAGE_POWER_SKU XE_REG(0x281080)
#define BMG_PACKAGE_POWER_SKU XE_REG(0x138098)
#define BMG_PACKAGE_POWER_SKU_UNIT XE_REG(0x1380dc)
#define BMG_PACKAGE_ENERGY_STATUS XE_REG(0x138120)
#define BMG_PACKAGE_RAPL_LIMIT XE_REG(0x138440)
#endif /* _XE_PCODE_REGS_H_ */

16
drivers/gpu/drm/xe/xe_hwmon.c
View File

@ -86,19 +86,25 @@ static struct xe_reg xe_hwmon_get_reg(struct xe_hwmon *hwmon, enum xe_hwmon_reg
switch (hwmon_reg) {
case REG_PKG_RAPL_LIMIT:
if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
if (xe->info.platform == XE_BATTLEMAGE && channel == CHANNEL_PKG)
return BMG_PACKAGE_RAPL_LIMIT;
else if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
return PVC_GT0_PACKAGE_RAPL_LIMIT;
else if ((xe->info.platform == XE_DG2) && (channel == CHANNEL_PKG))
return PCU_CR_PACKAGE_RAPL_LIMIT;
break;
case REG_PKG_POWER_SKU:
if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
if (xe->info.platform == XE_BATTLEMAGE)
return BMG_PACKAGE_POWER_SKU;
else if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
return PVC_GT0_PACKAGE_POWER_SKU;
else if ((xe->info.platform == XE_DG2) && (channel == CHANNEL_PKG))
return PCU_CR_PACKAGE_POWER_SKU;
break;
case REG_PKG_POWER_SKU_UNIT:
if (xe->info.platform == XE_PVC)
if (xe->info.platform == XE_BATTLEMAGE)
return BMG_PACKAGE_POWER_SKU_UNIT;
else if (xe->info.platform == XE_PVC)
return PVC_GT0_PACKAGE_POWER_SKU_UNIT;
else if (xe->info.platform == XE_DG2)
return PCU_CR_PACKAGE_POWER_SKU_UNIT;
@ -108,7 +114,9 @@ static struct xe_reg xe_hwmon_get_reg(struct xe_hwmon *hwmon, enum xe_hwmon_reg
return GT_PERF_STATUS;
break;
case REG_PKG_ENERGY_STATUS:
if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
if (xe->info.platform == XE_BATTLEMAGE && channel == CHANNEL_PKG)
return BMG_PACKAGE_ENERGY_STATUS;
else if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
return PVC_GT0_PLATFORM_ENERGY_STATUS;
else if ((xe->info.platform == XE_DG2) && (channel == CHANNEL_PKG))
return PCU_CR_PACKAGE_ENERGY_STATUS;