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[78.94.0.51]) by smtp.gmail.com with ESMTPSA id n17-20020a05600c465100b003cf483ee8e0sm19947254wmo.24.2022.11.22.05.50.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Nov 2022 05:50:19 -0800 (PST) From: Naresh Solanki X-Google-Original-From: Naresh Solanki To: Guenter Roeck , linux-hwmon@vger.kernel.org, Jean Delvare Cc: broonie@kernel.org, Naresh Solanki , linux-kernel@vger.kernel.org Subject: [PATCH 1/3] hwmon: (pmbus/core): Update regulator flag map Date: Tue, 22 Nov 2022 14:50:11 +0100 Message-Id: <20221122135014.3504094-1-Naresh.Solanki@9elements.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org Add regulator flag map for PMBUS status byte & status input. Signed-off-by: Naresh Solanki --- drivers/hwmon/pmbus/pmbus_core.c | 52 +++++++++++++++++--------------- 1 file changed, 28 insertions(+), 24 deletions(-) base-commit: 2c71b3246ec3246522e8cb7c8191dc7a5d62cc70 diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 20ca26e19db7..08f96e2b4837 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -2756,26 +2756,47 @@ static const struct pmbus_regulator_status_category pmbus_regulator_flag_map[] = .reg = PMBUS_STATUS_VOUT, .bits = (const struct pmbus_regulator_status_assoc[]) { { PB_VOLTAGE_UV_WARNING, REGULATOR_ERROR_UNDER_VOLTAGE_WARN }, - { PB_VOLTAGE_UV_FAULT, REGULATOR_ERROR_UNDER_VOLTAGE }, + { PB_VOLTAGE_UV_FAULT, REGULATOR_ERROR_UNDER_VOLTAGE }, { PB_VOLTAGE_OV_WARNING, REGULATOR_ERROR_OVER_VOLTAGE_WARN }, - { PB_VOLTAGE_OV_FAULT, REGULATOR_ERROR_REGULATION_OUT }, + { PB_VOLTAGE_OV_FAULT, REGULATOR_ERROR_REGULATION_OUT }, { }, }, }, { .func = PMBUS_HAVE_STATUS_IOUT, .reg = PMBUS_STATUS_IOUT, .bits = (const struct pmbus_regulator_status_assoc[]) { - { PB_IOUT_OC_WARNING, REGULATOR_ERROR_OVER_CURRENT_WARN }, - { PB_IOUT_OC_FAULT, REGULATOR_ERROR_OVER_CURRENT }, - { PB_IOUT_OC_LV_FAULT, REGULATOR_ERROR_OVER_CURRENT }, + { PB_IOUT_OC_WARNING, REGULATOR_ERROR_OVER_CURRENT_WARN }, + { PB_IOUT_OC_FAULT, REGULATOR_ERROR_OVER_CURRENT }, + { PB_IOUT_OC_LV_FAULT, REGULATOR_ERROR_OVER_CURRENT }, + { PB_POUT_OP_FAULT, REGULATOR_ERROR_OVER_CURRENT }, { }, }, }, { .func = PMBUS_HAVE_STATUS_TEMP, .reg = PMBUS_STATUS_TEMPERATURE, .bits = (const struct pmbus_regulator_status_assoc[]) { - { PB_TEMP_OT_WARNING, REGULATOR_ERROR_OVER_TEMP_WARN }, - { PB_TEMP_OT_FAULT, REGULATOR_ERROR_OVER_TEMP }, + { PB_TEMP_OT_WARNING, REGULATOR_ERROR_OVER_TEMP_WARN }, + { PB_TEMP_OT_FAULT, REGULATOR_ERROR_OVER_TEMP }, + { }, + }, + }, { + .func = -1, + .reg = PMBUS_STATUS_BYTE, + .bits = (const struct pmbus_regulator_status_assoc[]) { + { PB_STATUS_IOUT_OC, REGULATOR_ERROR_OVER_CURRENT }, + { PB_STATUS_VOUT_OV, REGULATOR_ERROR_REGULATION_OUT }, + { PB_STATUS_VIN_UV, REGULATOR_ERROR_UNDER_VOLTAGE }, + { PB_STATUS_NONE_ABOVE, REGULATOR_ERROR_FAIL }, + { }, + }, + }, { + .func = PMBUS_HAVE_STATUS_INPUT, + .reg = PMBUS_STATUS_INPUT, + .bits = (const struct pmbus_regulator_status_assoc[]) { + { PB_IIN_OC_FAULT, REGULATOR_ERROR_OVER_CURRENT }, + { PB_VOLTAGE_OV_FAULT, REGULATOR_ERROR_OVER_VOLTAGE_WARN }, + { PB_VOLTAGE_OV_WARNING, REGULATOR_ERROR_OVER_VOLTAGE_WARN }, + { PB_VOLTAGE_UV_FAULT, REGULATOR_ERROR_UNDER_VOLTAGE }, { }, }, }, @@ -2834,23 +2855,6 @@ static int pmbus_regulator_get_error_flags(struct regulator_dev *rdev, unsigned if (status & PB_STATUS_POWER_GOOD_N) *flags |= REGULATOR_ERROR_REGULATION_OUT; } - /* - * Unlike most other status bits, PB_STATUS_{IOUT_OC,VOUT_OV} are - * defined strictly as fault indicators (not warnings). - */ - if (status & PB_STATUS_IOUT_OC) - *flags |= REGULATOR_ERROR_OVER_CURRENT; - if (status & PB_STATUS_VOUT_OV) - *flags |= REGULATOR_ERROR_REGULATION_OUT; - - /* - * If we haven't discovered any thermal faults or warnings via - * PMBUS_STATUS_TEMPERATURE, map PB_STATUS_TEMPERATURE to a warning as - * a (conservative) best-effort interpretation. - */ - if (!(*flags & (REGULATOR_ERROR_OVER_TEMP | REGULATOR_ERROR_OVER_TEMP_WARN)) && - (status & PB_STATUS_TEMPERATURE)) - *flags |= REGULATOR_ERROR_OVER_TEMP_WARN; return 0; }