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drm/xe/hwmon: Expose card power and energy attributes of BMG

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In BMG there are separate registers for card/platform power and
energy.
These are exposed through channel 0 i.e power_1/energy1_xxx.

Signed-off-by: Karthik Poosa <karthik.poosa@intel.com>
Reviewed-by: Badal Nilawar <badal.nilawar@intel.com>
Link: https://lore.kernel.org/r/20240523144351.4040131-3-balasubramani.vivekanandan@intel.com
Signed-off-by: Balasubramani Vivekanandan <balasubramani.vivekanandan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240529050758.442056-3-balasubramani.vivekanandan@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Karthik Poosa 2024-05-29 10:37:58 +05:30 committed by Rodrigo Vivi
parent e90f7a58e6
commit 7e4333567d
No known key found for this signature in database
GPG Key ID: FA625F640EEB13CA
2 changed files with 18 additions and 8 deletions
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2
drivers/gpu/drm/xe/regs/xe_pcode_regs.h
View File

@ -22,5 +22,7 @@
#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)
#define BMG_PLATFORM_ENERGY_STATUS XE_REG(0x138458)
#define BMG_PLATFORM_POWER_LIMIT XE_REG(0x138460)
#endif /* _XE_PCODE_REGS_H_ */

24
drivers/gpu/drm/xe/xe_hwmon.c
View File

@ -86,12 +86,16 @@ 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_BATTLEMAGE && channel == CHANNEL_PKG)
return BMG_PACKAGE_RAPL_LIMIT;
else if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
if (xe->info.platform == XE_BATTLEMAGE) {
if (channel == CHANNEL_PKG)
return BMG_PACKAGE_RAPL_LIMIT;
else
return BMG_PLATFORM_POWER_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))
} 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_BATTLEMAGE)
@ -114,12 +118,16 @@ 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_BATTLEMAGE && channel == CHANNEL_PKG)
return BMG_PACKAGE_ENERGY_STATUS;
else if (xe->info.platform == XE_PVC && channel == CHANNEL_PKG)
if (xe->info.platform == XE_BATTLEMAGE) {
if (channel == CHANNEL_PKG)
return BMG_PACKAGE_ENERGY_STATUS;
else
return BMG_PLATFORM_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))
} else if ((xe->info.platform == XE_DG2) && (channel == CHANNEL_PKG)) {
return PCU_CR_PACKAGE_ENERGY_STATUS;
}
break;
default:
drm_warn(&xe->drm, "Unknown xe hwmon reg id: %d\n", hwmon_reg);