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path: root/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c
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Diffstat (limited to 'drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c')
-rw-r--r--drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c92
1 files changed, 87 insertions, 5 deletions
diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c
index 92ed1213fe37..546b70434004 100644
--- a/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c
+++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c
@@ -39,6 +39,29 @@ static const struct mmio_reg tgl_fivr_mmio_regs[] = {
{ 1, 0x5A14, 2, 0x3, 1}, /* fivr_fffc_rev */
};
+static const char * const dlvr_strings[] = {
+ "dlvr_spread_spectrum_pct",
+ "dlvr_control_mode",
+ "dlvr_control_lock",
+ "dlvr_rfim_enable",
+ "dlvr_freq_select",
+ "dlvr_hardware_rev",
+ "dlvr_freq_mhz",
+ "dlvr_pll_busy",
+ NULL
+};
+
+static const struct mmio_reg dlvr_mmio_regs[] = {
+ { 0, 0x15A08, 5, 0x1F, 0}, /* dlvr_spread_spectrum_pct */
+ { 0, 0x15A08, 1, 0x1, 5}, /* dlvr_control_mode */
+ { 0, 0x15A08, 1, 0x1, 6}, /* dlvr_control_lock */
+ { 0, 0x15A08, 1, 0x1, 7}, /* dlvr_rfim_enable */
+ { 0, 0x15A08, 12, 0xFFF, 8}, /* dlvr_freq_select */
+ { 1, 0x15A10, 2, 0x3, 30}, /* dlvr_hardware_rev */
+ { 1, 0x15A10, 16, 0xFFFF, 0}, /* dlvr_freq_mhz */
+ { 1, 0x15A10, 1, 0x1, 16}, /* dlvr_pll_busy */
+};
+
/* These will represent sysfs attribute names */
static const char * const dvfs_strings[] = {
"rfi_restriction_run_busy",
@@ -78,14 +101,16 @@ static ssize_t suffix##_show(struct device *dev,\
int ret;\
\
proc_priv = pci_get_drvdata(pdev);\
- if (table) {\
+ if (table == 1) {\
match_strs = (const char **)dvfs_strings;\
mmio_regs = adl_dvfs_mmio_regs;\
- } else { \
+ } else if (table == 2) { \
+ match_strs = (const char **)dlvr_strings;\
+ mmio_regs = dlvr_mmio_regs;\
+ } else {\
match_strs = (const char **)fivr_strings;\
mmio_regs = tgl_fivr_mmio_regs;\
} \
- \
ret = match_string(match_strs, -1, attr->attr.name);\
if (ret < 0)\
return ret;\
@@ -109,10 +134,13 @@ static ssize_t suffix##_store(struct device *dev,\
u32 mask;\
\
proc_priv = pci_get_drvdata(pdev);\
- if (table) {\
+ if (table == 1) {\
match_strs = (const char **)dvfs_strings;\
mmio_regs = adl_dvfs_mmio_regs;\
- } else { \
+ } else if (table == 2) { \
+ match_strs = (const char **)dlvr_strings;\
+ mmio_regs = dlvr_mmio_regs;\
+ } else {\
match_strs = (const char **)fivr_strings;\
mmio_regs = tgl_fivr_mmio_regs;\
} \
@@ -147,6 +175,47 @@ RFIM_STORE(spread_spectrum_clk_enable, 0)
RFIM_STORE(rfi_vco_ref_code, 0)
RFIM_STORE(fivr_fffc_rev, 0)
+RFIM_SHOW(dlvr_spread_spectrum_pct, 2)
+RFIM_SHOW(dlvr_control_mode, 2)
+RFIM_SHOW(dlvr_control_lock, 2)
+RFIM_SHOW(dlvr_hardware_rev, 2)
+RFIM_SHOW(dlvr_freq_mhz, 2)
+RFIM_SHOW(dlvr_pll_busy, 2)
+RFIM_SHOW(dlvr_freq_select, 2)
+RFIM_SHOW(dlvr_rfim_enable, 2)
+
+RFIM_STORE(dlvr_spread_spectrum_pct, 2)
+RFIM_STORE(dlvr_rfim_enable, 2)
+RFIM_STORE(dlvr_freq_select, 2)
+RFIM_STORE(dlvr_control_mode, 2)
+RFIM_STORE(dlvr_control_lock, 2)
+
+static DEVICE_ATTR_RW(dlvr_spread_spectrum_pct);
+static DEVICE_ATTR_RW(dlvr_control_mode);
+static DEVICE_ATTR_RW(dlvr_control_lock);
+static DEVICE_ATTR_RW(dlvr_freq_select);
+static DEVICE_ATTR_RO(dlvr_hardware_rev);
+static DEVICE_ATTR_RO(dlvr_freq_mhz);
+static DEVICE_ATTR_RO(dlvr_pll_busy);
+static DEVICE_ATTR_RW(dlvr_rfim_enable);
+
+static struct attribute *dlvr_attrs[] = {
+ &dev_attr_dlvr_spread_spectrum_pct.attr,
+ &dev_attr_dlvr_control_mode.attr,
+ &dev_attr_dlvr_control_lock.attr,
+ &dev_attr_dlvr_freq_select.attr,
+ &dev_attr_dlvr_hardware_rev.attr,
+ &dev_attr_dlvr_freq_mhz.attr,
+ &dev_attr_dlvr_pll_busy.attr,
+ &dev_attr_dlvr_rfim_enable.attr,
+ NULL
+};
+
+static const struct attribute_group dlvr_attribute_group = {
+ .attrs = dlvr_attrs,
+ .name = "dlvr"
+};
+
static DEVICE_ATTR_RW(vco_ref_code_lo);
static DEVICE_ATTR_RW(vco_ref_code_hi);
static DEVICE_ATTR_RW(spread_spectrum_pct);
@@ -277,12 +346,22 @@ int proc_thermal_rfim_add(struct pci_dev *pdev, struct proc_thermal_device *proc
return ret;
}
+ if (proc_priv->mmio_feature_mask & PROC_THERMAL_FEATURE_DLVR) {
+ ret = sysfs_create_group(&pdev->dev.kobj, &dlvr_attribute_group);
+ if (ret)
+ return ret;
+ }
+
if (proc_priv->mmio_feature_mask & PROC_THERMAL_FEATURE_DVFS) {
ret = sysfs_create_group(&pdev->dev.kobj, &dvfs_attribute_group);
if (ret && proc_priv->mmio_feature_mask & PROC_THERMAL_FEATURE_FIVR) {
sysfs_remove_group(&pdev->dev.kobj, &fivr_attribute_group);
return ret;
}
+ if (ret && proc_priv->mmio_feature_mask & PROC_THERMAL_FEATURE_DLVR) {
+ sysfs_remove_group(&pdev->dev.kobj, &dlvr_attribute_group);
+ return ret;
+ }
}
return 0;
@@ -296,6 +375,9 @@ void proc_thermal_rfim_remove(struct pci_dev *pdev)
if (proc_priv->mmio_feature_mask & PROC_THERMAL_FEATURE_FIVR)
sysfs_remove_group(&pdev->dev.kobj, &fivr_attribute_group);
+ if (proc_priv->mmio_feature_mask & PROC_THERMAL_FEATURE_DLVR)
+ sysfs_remove_group(&pdev->dev.kobj, &dlvr_attribute_group);
+
if (proc_priv->mmio_feature_mask & PROC_THERMAL_FEATURE_DVFS)
sysfs_remove_group(&pdev->dev.kobj, &dvfs_attribute_group);
}