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Date: Sat, 22 Jan 2022 21:57:08 +0200
From: Oded Gabbay <ogabbay@...nel.org>
To: linux-kernel@...r.kernel.org
Subject: [PATCH 07/30] habanalabs: sysfs functions should be in sysfs.c
Move common sysfs store/show functions to sysfs.c file for
consistency.
This is part of a patch-set to remove hwmgr.c
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
drivers/misc/habanalabs/common/habanalabs.h | 3 +-
drivers/misc/habanalabs/common/hwmgr.c | 72 ---------------------
drivers/misc/habanalabs/common/sysfs.c | 70 +++++++++++++++++++-
drivers/misc/habanalabs/gaudi/gaudi.c | 2 +-
4 files changed, 71 insertions(+), 76 deletions(-)
diff --git a/drivers/misc/habanalabs/common/habanalabs.h b/drivers/misc/habanalabs/common/habanalabs.h
index e96f26e7e804..571998899253 100644
--- a/drivers/misc/habanalabs/common/habanalabs.h
+++ b/drivers/misc/habanalabs/common/habanalabs.h
@@ -3125,8 +3125,7 @@ int hl_get_power(struct hl_device *hdev,
int hl_get_clk_rate(struct hl_device *hdev,
u32 *cur_clk, u32 *max_clk);
void hl_set_pll_profile(struct hl_device *hdev, enum hl_pll_frequency freq);
-void hl_add_device_attr(struct hl_device *hdev,
- struct attribute_group *dev_attr_grp);
+void hl_sysfs_add_dev_clk_attr(struct hl_device *hdev, struct attribute_group *dev_attr_grp);
void hw_sob_get(struct hl_hw_sob *hw_sob);
void hw_sob_put(struct hl_hw_sob *hw_sob);
void hl_encaps_handle_do_release(struct kref *ref);
diff --git a/drivers/misc/habanalabs/common/hwmgr.c b/drivers/misc/habanalabs/common/hwmgr.c
index 5451019f143f..f0e5417560c3 100644
--- a/drivers/misc/habanalabs/common/hwmgr.c
+++ b/drivers/misc/habanalabs/common/hwmgr.c
@@ -43,75 +43,3 @@ int hl_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk)
return 0;
}
-
-static ssize_t clk_max_freq_mhz_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
- long value;
-
- if (!hl_device_operational(hdev, NULL))
- return -ENODEV;
-
- value = hl_get_frequency(hdev, hdev->asic_prop.clk_pll_index, false);
-
- hdev->asic_prop.max_freq_value = value;
-
- return sprintf(buf, "%lu\n", (value / 1000 / 1000));
-}
-
-static ssize_t clk_max_freq_mhz_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
- int rc;
- u64 value;
-
- if (!hl_device_operational(hdev, NULL)) {
- count = -ENODEV;
- goto fail;
- }
-
- rc = kstrtoull(buf, 0, &value);
- if (rc) {
- count = -EINVAL;
- goto fail;
- }
-
- hdev->asic_prop.max_freq_value = value * 1000 * 1000;
-
- hl_set_frequency(hdev, hdev->asic_prop.clk_pll_index,
- hdev->asic_prop.max_freq_value);
-
-fail:
- return count;
-}
-
-static ssize_t clk_cur_freq_mhz_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct hl_device *hdev = dev_get_drvdata(dev);
- long value;
-
- if (!hl_device_operational(hdev, NULL))
- return -ENODEV;
-
- value = hl_get_frequency(hdev, hdev->asic_prop.clk_pll_index, true);
-
- return sprintf(buf, "%lu\n", (value / 1000 / 1000));
-}
-
-static DEVICE_ATTR_RW(clk_max_freq_mhz);
-static DEVICE_ATTR_RO(clk_cur_freq_mhz);
-
-static struct attribute *hl_dev_attrs[] = {
- &dev_attr_clk_max_freq_mhz.attr,
- &dev_attr_clk_cur_freq_mhz.attr,
- NULL,
-};
-
-void hl_add_device_attr(struct hl_device *hdev,
- struct attribute_group *dev_attr_grp)
-{
- dev_attr_grp->attrs = hl_dev_attrs;
-}
diff --git a/drivers/misc/habanalabs/common/sysfs.c b/drivers/misc/habanalabs/common/sysfs.c
index 45c715325e2a..d66cf43788d8 100644
--- a/drivers/misc/habanalabs/common/sysfs.c
+++ b/drivers/misc/habanalabs/common/sysfs.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Copyright 2016-2019 HabanaLabs, Ltd.
+ * Copyright 2016-2022 HabanaLabs, Ltd.
* All Rights Reserved.
*/
@@ -109,6 +109,69 @@ void hl_set_max_power(struct hl_device *hdev)
dev_err(hdev->dev, "Failed to set max power, error %d\n", rc);
}
+static ssize_t clk_max_freq_mhz_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hl_device *hdev = dev_get_drvdata(dev);
+ long value;
+
+ if (!hl_device_operational(hdev, NULL))
+ return -ENODEV;
+
+ value = hl_get_frequency(hdev, hdev->asic_prop.clk_pll_index, false);
+
+ hdev->asic_prop.max_freq_value = value;
+
+ return sprintf(buf, "%lu\n", (value / 1000 / 1000));
+}
+
+static ssize_t clk_max_freq_mhz_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct hl_device *hdev = dev_get_drvdata(dev);
+ int rc;
+ u64 value;
+
+ if (!hl_device_operational(hdev, NULL)) {
+ count = -ENODEV;
+ goto fail;
+ }
+
+ rc = kstrtoull(buf, 0, &value);
+ if (rc) {
+ count = -EINVAL;
+ goto fail;
+ }
+
+ hdev->asic_prop.max_freq_value = value * 1000 * 1000;
+
+ hl_set_frequency(hdev, hdev->asic_prop.clk_pll_index, hdev->asic_prop.max_freq_value);
+
+fail:
+ return count;
+}
+
+static ssize_t clk_cur_freq_mhz_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hl_device *hdev = dev_get_drvdata(dev);
+ long value;
+
+ if (!hl_device_operational(hdev, NULL))
+ return -ENODEV;
+
+ value = hl_get_frequency(hdev, hdev->asic_prop.clk_pll_index, true);
+
+ return sprintf(buf, "%lu\n", (value / 1000 / 1000));
+}
+
+static DEVICE_ATTR_RW(clk_max_freq_mhz);
+static DEVICE_ATTR_RO(clk_cur_freq_mhz);
+
+static struct attribute *hl_dev_clk_attrs[] = {
+ &dev_attr_clk_max_freq_mhz.attr,
+ &dev_attr_clk_cur_freq_mhz.attr,
+ NULL,
+};
+
static ssize_t uboot_ver_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
@@ -463,6 +526,11 @@ static const struct attribute_group *hl_dev_inference_attr_groups[] = {
NULL,
};
+void hl_sysfs_add_dev_clk_attr(struct hl_device *hdev, struct attribute_group *dev_attr_grp)
+{
+ dev_attr_grp->attrs = hl_dev_clk_attrs;
+}
+
int hl_sysfs_init(struct hl_device *hdev)
{
int rc;
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index 16637d629e67..f096cfc03bf3 100644
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -9361,7 +9361,7 @@ static const struct hl_asic_funcs gaudi_funcs = {
.debugfs_read64 = gaudi_debugfs_read64,
.debugfs_write64 = gaudi_debugfs_write64,
.debugfs_read_dma = gaudi_debugfs_read_dma,
- .add_device_attr = hl_add_device_attr,
+ .add_device_attr = hl_sysfs_add_dev_clk_attr,
.handle_eqe = gaudi_handle_eqe,
.set_pll_profile = hl_set_pll_profile,
.get_events_stat = gaudi_get_events_stat,
--
2.25.1
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