diff mbox series

[2/3] hwmon: (k10temp) Support up to 12 CCDs on AMD Family of processors

Message ID 20220214231611.4017202-3-jeffrey.lane@canonical.com
State New
Headers show
Series hwmon: k10temp updates for AMD Genoa in 22.04 | expand

Commit Message

Jeff Lane Feb. 14, 2022, 11:16 p.m. UTC 
From: Babu Moger <babu.moger@amd.com>

BugLink: http://bugs.launchpad.net/bugs/1960361

The current driver can read the temperatures from upto 8 CCDs
(Core-Complex Die).

The newer AMD Family 19h Models 10h-1Fh and A0h-AFh can support up to
12 CCDs. Update the driver to read up to 12 CCDs.

Signed-off-by: Babu Moger <babu.moger@amd.com>
Link: https://lore.kernel.org/r/163776976762.904164.5618896687524494215.stgit@bmoger-ubuntu
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
(cherry picked from commit 8bb050cd5cf494f3d0cb45a6b54a476af09edb8d)
Signed-off-by: Jeff Lane <jeffrey.lane@canonical.com>
---
 drivers/hwmon/k10temp.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index 662bad7ed0a2..59d9dfe9365b 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -171,6 +171,10 @@  static const char *k10temp_temp_label[] = {
 	"Tccd6",
 	"Tccd7",
 	"Tccd8",
+	"Tccd9",
+	"Tccd10",
+	"Tccd11",
+	"Tccd12",
 };
 
 static int k10temp_read_labels(struct device *dev,
@@ -206,7 +210,7 @@  static int k10temp_read_temp(struct device *dev, u32 attr, int channel,
 			if (*val < 0)
 				*val = 0;
 			break;
-		case 2 ... 9:		/* Tccd{1-8} */
+		case 2 ... 13:		/* Tccd{1-12} */
 			amd_smn_read(amd_pci_dev_to_node_id(data->pdev),
 				     ZEN_CCD_TEMP(data->ccd_offset, channel - 2),
 						  &regval);
@@ -341,6 +345,10 @@  static const struct hwmon_channel_info *k10temp_info[] = {
 			   HWMON_T_INPUT | HWMON_T_LABEL,
 			   HWMON_T_INPUT | HWMON_T_LABEL,
 			   HWMON_T_INPUT | HWMON_T_LABEL,
+			   HWMON_T_INPUT | HWMON_T_LABEL,
+			   HWMON_T_INPUT | HWMON_T_LABEL,
+			   HWMON_T_INPUT | HWMON_T_LABEL,
+			   HWMON_T_INPUT | HWMON_T_LABEL,
 			   HWMON_T_INPUT | HWMON_T_LABEL),
 	NULL
 };
@@ -437,6 +445,11 @@  static int k10temp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 			data->ccd_offset = 0x300;
 			k10temp_get_ccd_support(pdev, data, 8);
 			break;
+		case 0x10 ... 0x1f:
+		case 0xa0 ... 0xaf:
+			data->ccd_offset = 0x300;
+			k10temp_get_ccd_support(pdev, data, 12);
+			break;
 		}
 	} else {
 		data->read_htcreg = read_htcreg_pci;