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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
commit03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch)
treefa581f6dc1c0596391690d1f67eceef3af8246dc /drivers/hwmon/fam15h_power.c
parentd4e493caf788ef44982e131ff9c786546904d934 (diff)
Linux-libre 4.5-gnu
Diffstat (limited to 'drivers/hwmon/fam15h_power.c')
-rw-r--r--drivers/hwmon/fam15h_power.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
index 5f7067d7b..4f695d8fc 100644
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -47,6 +47,8 @@ MODULE_LICENSE("GPL");
#define MSR_F15H_CU_MAX_PWR_ACCUMULATOR 0xc001007b
+#define PCI_DEVICE_ID_AMD_15H_M70H_NB_F4 0x15b4
+
struct fam15h_power_data {
struct pci_dev *pdev;
unsigned int tdp_to_watts;
@@ -88,7 +90,15 @@ static ssize_t show_power(struct device *dev,
pci_bus_read_config_dword(f4->bus, PCI_DEVFN(PCI_SLOT(f4->devfn), 5),
REG_TDP_LIMIT3, &val);
- tdp_limit = val >> 16;
+ /*
+ * On Carrizo and later platforms, ApmTdpLimit bit field
+ * is extended to 16:31 from 16:28.
+ */
+ if (boot_cpu_data.x86 == 0x15 && boot_cpu_data.x86_model >= 0x60)
+ tdp_limit = val >> 16;
+ else
+ tdp_limit = (val >> 16) & 0x1fff;
+
curr_pwr_watts = ((u64)(tdp_limit +
data->base_tdp)) << running_avg_range;
curr_pwr_watts -= running_avg_capture;
@@ -124,7 +134,7 @@ static int fam15h_power_init_attrs(struct pci_dev *pdev,
if (c->x86 == 0x15 &&
(c->x86_model <= 0xf ||
- (c->x86_model >= 0x60 && c->x86_model <= 0x6f)))
+ (c->x86_model >= 0x60 && c->x86_model <= 0x7f)))
n += 1;
fam15h_power_attrs = devm_kcalloc(&pdev->dev, n,
@@ -138,7 +148,7 @@ static int fam15h_power_init_attrs(struct pci_dev *pdev,
fam15h_power_attrs[n++] = &dev_attr_power1_crit.attr;
if (c->x86 == 0x15 &&
(c->x86_model <= 0xf ||
- (c->x86_model >= 0x60 && c->x86_model <= 0x6f)))
+ (c->x86_model >= 0x60 && c->x86_model <= 0x7f)))
fam15h_power_attrs[n++] = &dev_attr_power1_input.attr;
data->group.attrs = fam15h_power_attrs;
@@ -296,6 +306,7 @@ static const struct pci_device_id fam15h_power_id_table[] = {
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_NB_F4) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M30H_NB_F4) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M60H_NB_F4) },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M70H_NB_F4) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_NB_F4) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F4) },
{}