From: Titus Rwantare <titusr@google.com>
To: philmd@linaro.org, minyard@acm.org
Cc: qemu-arm@nongnu.org, qemu-devel@nongnu.org,
Titus Rwantare <titusr@google.com>,
Stephen Longfield <slongfield@google.com>
Subject: [PATCH 3/5] hw/i2c: pmbus: add fan support
Date: Wed, 22 Mar 2023 17:55:11 +0000 [thread overview]
Message-ID: <20230322175513.1550412-4-titusr@google.com> (raw)
In-Reply-To: <20230322175513.1550412-1-titusr@google.com>
Reviewed-by: Stephen Longfield <slongfield@google.com>
Signed-off-by: Titus Rwantare <titusr@google.com>
---
hw/i2c/pmbus_device.c | 176 ++++++++++++++++++++++++++++++++++
include/hw/i2c/pmbus_device.h | 1 +
2 files changed, 177 insertions(+)
diff --git a/hw/i2c/pmbus_device.c b/hw/i2c/pmbus_device.c
index 02647769cd..bb42e410b4 100644
--- a/hw/i2c/pmbus_device.c
+++ b/hw/i2c/pmbus_device.c
@@ -490,6 +490,54 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd)
}
break;
+ case PMBUS_FAN_CONFIG_1_2: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send8(pmdev, pmdev->pages[index].fan_config_1_2);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_1: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].fan_command_1);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_2: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].fan_command_2);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_FAN_CONFIG_3_4: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send8(pmdev, pmdev->pages[index].fan_config_3_4);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_3: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].fan_command_3);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_4: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].fan_command_4);
+ } else {
+ goto passthough;
+ }
+ break;
+
case PMBUS_VOUT_OV_FAULT_LIMIT: /* R/W word */
if (pmdev->pages[index].page_flags & PB_HAS_VOUT) {
pmbus_send16(pmdev, pmdev->pages[index].vout_ov_fault_limit);
@@ -800,6 +848,22 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd)
pmbus_send8(pmdev, pmdev->pages[index].status_mfr_specific);
break;
+ case PMBUS_STATUS_FANS_1_2: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send8(pmdev, pmdev->pages[index].status_fans_1_2);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_STATUS_FANS_3_4: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send8(pmdev, pmdev->pages[index].status_fans_3_4);
+ } else {
+ goto passthough;
+ }
+ break;
+
case PMBUS_READ_EIN: /* Read-Only block 5 bytes */
if (pmdev->pages[index].page_flags & PB_HAS_EIN) {
pmbus_send(pmdev, pmdev->pages[index].read_ein, 5);
@@ -872,6 +936,54 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd)
}
break;
+ case PMBUS_READ_FAN_SPEED_1: /* Read-Only word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].read_fan_speed_1);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_READ_FAN_SPEED_2: /* Read-Only word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].read_fan_speed_2);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_READ_FAN_SPEED_3: /* Read-Only word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].read_fan_speed_3);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_READ_FAN_SPEED_4: /* Read-Only word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].read_fan_speed_4);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_READ_DUTY_CYCLE: /* Read-Only word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].read_duty_cycle);
+ } else {
+ goto passthough;
+ }
+ break;
+
+ case PMBUS_READ_FREQUENCY: /* Read-Only word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send16(pmdev, pmdev->pages[index].read_frequency);
+ } else {
+ goto passthough;
+ }
+ break;
+
case PMBUS_READ_POUT: /* Read-Only word */
if (pmdev->pages[index].page_flags & PB_HAS_POUT) {
pmbus_send16(pmdev, pmdev->pages[index].read_pout);
@@ -1295,6 +1407,54 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len)
}
break;
+ case PMBUS_FAN_CONFIG_1_2: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmdev->pages[index].fan_config_1_2 = pmbus_receive8(pmdev);
+ } else {
+ goto passthrough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_1: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmdev->pages[index].fan_command_1 = pmbus_receive16(pmdev);
+ } else {
+ goto passthrough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_2: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmdev->pages[index].fan_command_2 = pmbus_receive16(pmdev);
+ } else {
+ goto passthrough;
+ }
+ break;
+
+ case PMBUS_FAN_CONFIG_3_4: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmdev->pages[index].fan_config_3_4 = pmbus_receive8(pmdev);
+ } else {
+ goto passthrough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_3: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmdev->pages[index].fan_command_3 = pmbus_receive16(pmdev);
+ } else {
+ goto passthrough;
+ }
+ break;
+
+ case PMBUS_FAN_COMMAND_4: /* R/W word */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmdev->pages[index].fan_command_4 = pmbus_receive16(pmdev);
+ } else {
+ goto passthrough;
+ }
+ break;
+
case PMBUS_VOUT_OV_FAULT_LIMIT: /* R/W word */
if (pmdev->pages[index].page_flags & PB_HAS_VOUT) {
pmdev->pages[index].vout_ov_fault_limit = pmbus_receive16(pmdev);
@@ -1600,6 +1760,22 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len)
pmdev->pages[index].status_mfr_specific = pmbus_receive8(pmdev);
break;
+ case PMBUS_STATUS_FANS_1_2: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send8(pmdev, pmdev->pages[index].status_fans_1_2);
+ } else {
+ goto passthrough;
+ }
+ break;
+
+ case PMBUS_STATUS_FANS_3_4: /* R/W byte */
+ if (pmdev->pages[index].page_flags & PB_HAS_FAN) {
+ pmbus_send8(pmdev, pmdev->pages[index].status_fans_3_4);
+ } else {
+ goto passthrough;
+ }
+ break;
+
case PMBUS_PAGE_PLUS_READ: /* Block Read-only */
case PMBUS_CAPABILITY: /* Read-Only byte */
case PMBUS_COEFFICIENTS: /* Read-only block 5 bytes */
diff --git a/include/hw/i2c/pmbus_device.h b/include/hw/i2c/pmbus_device.h
index 2e95164aa1..ad431bdc7c 100644
--- a/include/hw/i2c/pmbus_device.h
+++ b/include/hw/i2c/pmbus_device.h
@@ -258,6 +258,7 @@ OBJECT_DECLARE_TYPE(PMBusDevice, PMBusDeviceClass,
#define PB_HAS_TEMP2 BIT_ULL(41)
#define PB_HAS_TEMP3 BIT_ULL(42)
#define PB_HAS_TEMP_RATING BIT_ULL(43)
+#define PB_HAS_FAN BIT_ULL(44)
#define PB_HAS_MFR_INFO BIT_ULL(50)
#define PB_HAS_STATUS_MFR_SPECIFIC BIT_ULL(51)
--
2.40.0.rc1.284.g88254d51c5-goog
next prev parent reply other threads:[~2023-03-22 17:57 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-22 17:55 [PATCH 0/5] PMBus fixes and new functions Titus Rwantare
2023-03-22 17:55 ` [PATCH 1/5] hw/i2c: pmbus add support for block receive Titus Rwantare
2023-03-30 16:18 ` Corey Minyard
2023-03-31 0:05 ` Titus Rwantare
2023-03-22 17:55 ` [PATCH 2/5] hw/i2c: pmbus: add vout mode bitfields Titus Rwantare
2023-03-30 16:20 ` Corey Minyard
2023-03-30 16:25 ` Corey Minyard
2023-03-22 17:55 ` Titus Rwantare [this message]
2023-03-30 16:22 ` [PATCH 3/5] hw/i2c: pmbus: add fan support Corey Minyard
2023-03-22 17:55 ` [PATCH 4/5] hw/i2c: pmbus: block uninitialised string reads Titus Rwantare
2023-03-29 14:15 ` Philippe Mathieu-Daudé
2023-03-30 16:23 ` Corey Minyard
2023-03-22 17:55 ` [PATCH 5/5] hw/i2c: pmbus: add VCAP register Titus Rwantare
2023-03-30 16:25 ` Corey Minyard
2023-03-30 14:24 ` [PATCH 0/5] PMBus fixes and new functions Philippe Mathieu-Daudé
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