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path: root/drivers/misc/habanalabs/sysfs.c
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Diffstat (limited to 'drivers/misc/habanalabs/sysfs.c')
-rw-r--r--drivers/misc/habanalabs/sysfs.c126
1 files changed, 9 insertions, 117 deletions
diff --git a/drivers/misc/habanalabs/sysfs.c b/drivers/misc/habanalabs/sysfs.c
index 25eb46d29d88..4cd622b017b9 100644
--- a/drivers/misc/habanalabs/sysfs.c
+++ b/drivers/misc/habanalabs/sysfs.c
@@ -21,12 +21,12 @@ long hl_get_frequency(struct hl_device *hdev, u32 pll_index, bool curr)
memset(&pkt, 0, sizeof(pkt));
if (curr)
- pkt.ctl = __cpu_to_le32(ARMCP_PACKET_FREQUENCY_CURR_GET <<
+ pkt.ctl = cpu_to_le32(ARMCP_PACKET_FREQUENCY_CURR_GET <<
ARMCP_PKT_CTL_OPCODE_SHIFT);
else
- pkt.ctl = __cpu_to_le32(ARMCP_PACKET_FREQUENCY_GET <<
+ pkt.ctl = cpu_to_le32(ARMCP_PACKET_FREQUENCY_GET <<
ARMCP_PKT_CTL_OPCODE_SHIFT);
- pkt.pll_index = __cpu_to_le32(pll_index);
+ pkt.pll_index = cpu_to_le32(pll_index);
rc = hdev->asic_funcs->send_cpu_message(hdev, (u32 *) &pkt, sizeof(pkt),
SET_CLK_PKT_TIMEOUT, &result);
@@ -48,10 +48,10 @@ void hl_set_frequency(struct hl_device *hdev, u32 pll_index, u64 freq)
memset(&pkt, 0, sizeof(pkt));
- pkt.ctl = __cpu_to_le32(ARMCP_PACKET_FREQUENCY_SET <<
+ pkt.ctl = cpu_to_le32(ARMCP_PACKET_FREQUENCY_SET <<
ARMCP_PKT_CTL_OPCODE_SHIFT);
- pkt.pll_index = __cpu_to_le32(pll_index);
- pkt.value = __cpu_to_le64(freq);
+ pkt.pll_index = cpu_to_le32(pll_index);
+ pkt.value = cpu_to_le64(freq);
rc = hdev->asic_funcs->send_cpu_message(hdev, (u32 *) &pkt, sizeof(pkt),
SET_CLK_PKT_TIMEOUT, NULL);
@@ -70,7 +70,7 @@ u64 hl_get_max_power(struct hl_device *hdev)
memset(&pkt, 0, sizeof(pkt));
- pkt.ctl = __cpu_to_le32(ARMCP_PACKET_MAX_POWER_GET <<
+ pkt.ctl = cpu_to_le32(ARMCP_PACKET_MAX_POWER_GET <<
ARMCP_PKT_CTL_OPCODE_SHIFT);
rc = hdev->asic_funcs->send_cpu_message(hdev, (u32 *) &pkt, sizeof(pkt),
@@ -91,9 +91,9 @@ void hl_set_max_power(struct hl_device *hdev, u64 value)
memset(&pkt, 0, sizeof(pkt));
- pkt.ctl = __cpu_to_le32(ARMCP_PACKET_MAX_POWER_SET <<
+ pkt.ctl = cpu_to_le32(ARMCP_PACKET_MAX_POWER_SET <<
ARMCP_PKT_CTL_OPCODE_SHIFT);
- pkt.value = __cpu_to_le64(value);
+ pkt.value = cpu_to_le64(value);
rc = hdev->asic_funcs->send_cpu_message(hdev, (u32 *) &pkt, sizeof(pkt),
SET_PWR_PKT_TIMEOUT, NULL);
@@ -102,100 +102,6 @@ void hl_set_max_power(struct hl_device *hdev, u64 value)
dev_err(hdev->dev, "Failed to set max power, error %d\n", rc);
}
-static ssize_t pm_mng_profile_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
-
- if (hl_device_disabled_or_in_reset(hdev))
- return -ENODEV;
-
- return sprintf(buf, "%s\n",
- (hdev->pm_mng_profile == PM_AUTO) ? "auto" :
- (hdev->pm_mng_profile == PM_MANUAL) ? "manual" :
- "unknown");
-}
-
-static ssize_t pm_mng_profile_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
-
- if (hl_device_disabled_or_in_reset(hdev)) {
- count = -ENODEV;
- goto out;
- }
-
- mutex_lock(&hdev->fd_open_cnt_lock);
-
- if (atomic_read(&hdev->fd_open_cnt) > 0) {
- dev_err(hdev->dev,
- "Can't change PM profile while user process is opened on the device\n");
- count = -EPERM;
- goto unlock_mutex;
- }
-
- if (strncmp("auto", buf, strlen("auto")) == 0) {
- /* Make sure we are in LOW PLL when changing modes */
- if (hdev->pm_mng_profile == PM_MANUAL) {
- atomic_set(&hdev->curr_pll_profile, PLL_HIGH);
- hl_device_set_frequency(hdev, PLL_LOW);
- hdev->pm_mng_profile = PM_AUTO;
- }
- } else if (strncmp("manual", buf, strlen("manual")) == 0) {
- /* Make sure we are in LOW PLL when changing modes */
- if (hdev->pm_mng_profile == PM_AUTO) {
- flush_delayed_work(&hdev->work_freq);
- hdev->pm_mng_profile = PM_MANUAL;
- }
- } else {
- dev_err(hdev->dev, "value should be auto or manual\n");
- count = -EINVAL;
- goto unlock_mutex;
- }
-
-unlock_mutex:
- mutex_unlock(&hdev->fd_open_cnt_lock);
-out:
- return count;
-}
-
-static ssize_t high_pll_show(struct device *dev, struct device_attribute *attr,
- char *buf)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
-
- if (hl_device_disabled_or_in_reset(hdev))
- return -ENODEV;
-
- return sprintf(buf, "%u\n", hdev->high_pll);
-}
-
-static ssize_t high_pll_store(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
- long value;
- int rc;
-
- if (hl_device_disabled_or_in_reset(hdev)) {
- count = -ENODEV;
- goto out;
- }
-
- rc = kstrtoul(buf, 0, &value);
-
- if (rc) {
- count = -EINVAL;
- goto out;
- }
-
- hdev->high_pll = value;
-
-out:
- return count;
-}
-
static ssize_t uboot_ver_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
@@ -351,14 +257,6 @@ static ssize_t status_show(struct device *dev, struct device_attribute *attr,
return sprintf(buf, "%s\n", str);
}
-static ssize_t write_open_cnt_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
-
- return sprintf(buf, "%d\n", hdev->user_ctx ? 1 : 0);
-}
-
static ssize_t soft_reset_cnt_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -450,18 +348,15 @@ static DEVICE_ATTR_RO(device_type);
static DEVICE_ATTR_RO(fuse_ver);
static DEVICE_ATTR_WO(hard_reset);
static DEVICE_ATTR_RO(hard_reset_cnt);
-static DEVICE_ATTR_RW(high_pll);
static DEVICE_ATTR_RO(infineon_ver);
static DEVICE_ATTR_RW(max_power);
static DEVICE_ATTR_RO(pci_addr);
-static DEVICE_ATTR_RW(pm_mng_profile);
static DEVICE_ATTR_RO(preboot_btl_ver);
static DEVICE_ATTR_WO(soft_reset);
static DEVICE_ATTR_RO(soft_reset_cnt);
static DEVICE_ATTR_RO(status);
static DEVICE_ATTR_RO(thermal_ver);
static DEVICE_ATTR_RO(uboot_ver);
-static DEVICE_ATTR_RO(write_open_cnt);
static struct bin_attribute bin_attr_eeprom = {
.attr = {.name = "eeprom", .mode = (0444)},
@@ -477,18 +372,15 @@ static struct attribute *hl_dev_attrs[] = {
&dev_attr_fuse_ver.attr,
&dev_attr_hard_reset.attr,
&dev_attr_hard_reset_cnt.attr,
- &dev_attr_high_pll.attr,
&dev_attr_infineon_ver.attr,
&dev_attr_max_power.attr,
&dev_attr_pci_addr.attr,
- &dev_attr_pm_mng_profile.attr,
&dev_attr_preboot_btl_ver.attr,
&dev_attr_soft_reset.attr,
&dev_attr_soft_reset_cnt.attr,
&dev_attr_status.attr,
&dev_attr_thermal_ver.attr,
&dev_attr_uboot_ver.attr,
- &dev_attr_write_open_cnt.attr,
NULL,
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.