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Message-ID: <20210528121247.23168-1-yuehaibing@huawei.com>
Date: Fri, 28 May 2021 20:12:47 +0800
From: YueHaibing <yuehaibing@...wei.com>
To: <alexander.deucher@....com>, <christian.koenig@....com>,
<Xinhui.Pan@....com>, <airlied@...ux.ie>, <daniel@...ll.ch>,
<Dennis.Li@....com>, <jonathan.kim@....com>
CC: <amd-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>,
<linux-kernel@...r.kernel.org>, YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] drm/amdgpu: use DEVICE_ATTR_*() macro
Use DEVICE_ATTR_*() helper instead of plain DEVICE_ATTR(),
which makes the code a bit shorter and easier to read.
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 8 ++---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 28 +++++++--------
drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 16 ++++-----
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 17 +++------
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 8 ++---
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 38 ++++++++------------
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 14 ++++----
drivers/gpu/drm/amd/amdgpu/df_v3_6.c | 7 ++--
8 files changed, 54 insertions(+), 82 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
index 96b7bb13a2dd..38ee4db1d841 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -1754,9 +1754,8 @@ static uint32_t cail_reg_read(struct card_info *info, uint32_t reg)
return r;
}
-static ssize_t amdgpu_atombios_get_vbios_version(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t vbios_version_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -1765,8 +1764,7 @@ static ssize_t amdgpu_atombios_get_vbios_version(struct device *dev,
return sysfs_emit(buf, "%s\n", ctx->vbios_version);
}
-static DEVICE_ATTR(vbios_version, 0444, amdgpu_atombios_get_vbios_version,
- NULL);
+static DEVICE_ATTR_RO(vbios_version);
static struct attribute *amdgpu_vbios_version_attrs[] = {
&dev_attr_vbios_version.attr,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 2fe4bdf5aa6f..fc516d905e50 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -134,8 +134,8 @@ const char *amdgpu_asic_name[] = {
* number of replays as a sum of the NAKs generated and NAKs received
*/
-static ssize_t amdgpu_device_get_pcie_replay_count(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t pcie_replay_count_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -144,8 +144,7 @@ static ssize_t amdgpu_device_get_pcie_replay_count(struct device *dev,
return sysfs_emit(buf, "%llu\n", cnt);
}
-static DEVICE_ATTR(pcie_replay_count, S_IRUGO,
- amdgpu_device_get_pcie_replay_count, NULL);
+static DEVICE_ATTR_RO(pcie_replay_count);
static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev);
@@ -159,8 +158,8 @@ static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev);
* NOTE: This is only available for certain server cards
*/
-static ssize_t amdgpu_device_get_product_name(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t product_name_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -168,8 +167,7 @@ static ssize_t amdgpu_device_get_product_name(struct device *dev,
return sysfs_emit(buf, "%s\n", adev->product_name);
}
-static DEVICE_ATTR(product_name, S_IRUGO,
- amdgpu_device_get_product_name, NULL);
+static DEVICE_ATTR_RO(product_name);
/**
* DOC: product_number
@@ -181,8 +179,8 @@ static DEVICE_ATTR(product_name, S_IRUGO,
* NOTE: This is only available for certain server cards
*/
-static ssize_t amdgpu_device_get_product_number(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t product_number_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -190,8 +188,7 @@ static ssize_t amdgpu_device_get_product_number(struct device *dev,
return sysfs_emit(buf, "%s\n", adev->product_number);
}
-static DEVICE_ATTR(product_number, S_IRUGO,
- amdgpu_device_get_product_number, NULL);
+static DEVICE_ATTR_RO(product_number);
/**
* DOC: serial_number
@@ -203,8 +200,8 @@ static DEVICE_ATTR(product_number, S_IRUGO,
* NOTE: This is only available for certain server cards
*/
-static ssize_t amdgpu_device_get_serial_number(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t serial_number_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -212,8 +209,7 @@ static ssize_t amdgpu_device_get_serial_number(struct device *dev,
return sysfs_emit(buf, "%s\n", adev->serial);
}
-static DEVICE_ATTR(serial_number, S_IRUGO,
- amdgpu_device_get_serial_number, NULL);
+static DEVICE_ATTR_RO(serial_number);
/**
* amdgpu_device_supports_px - Is the device a dGPU with ATPX power control
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index 6a84c9778cc0..16d7fdc53388 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -43,9 +43,8 @@ struct amdgpu_gtt_node {
* The file mem_info_gtt_total is used for this, and returns the total size of
* the GTT block, in bytes
*/
-static ssize_t amdgpu_mem_info_gtt_total_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t mem_info_gtt_total_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -63,9 +62,8 @@ static ssize_t amdgpu_mem_info_gtt_total_show(struct device *dev,
* The file mem_info_gtt_used is used for this, and returns the current used
* size of the GTT block, in bytes
*/
-static ssize_t amdgpu_mem_info_gtt_used_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t mem_info_gtt_used_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -75,10 +73,8 @@ static ssize_t amdgpu_mem_info_gtt_used_show(struct device *dev,
return sysfs_emit(buf, "%llu\n", amdgpu_gtt_mgr_usage(man));
}
-static DEVICE_ATTR(mem_info_gtt_total, S_IRUGO,
- amdgpu_mem_info_gtt_total_show, NULL);
-static DEVICE_ATTR(mem_info_gtt_used, S_IRUGO,
- amdgpu_mem_info_gtt_used_show, NULL);
+static DEVICE_ATTR_RO(mem_info_gtt_total);
+static DEVICE_ATTR_RO(mem_info_gtt_used);
static struct attribute *amdgpu_gtt_mgr_attributes[] = {
&dev_attr_mem_info_gtt_total.attr,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 3ff76cbaec8d..ce3e554d2e2d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -2985,9 +2985,8 @@ static int psp_set_powergating_state(void *handle,
return 0;
}
-static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t usbc_pd_fw_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -3011,10 +3010,8 @@ static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev,
return sysfs_emit(buf, "%x\n", fw_ver);
}
-static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t count)
+static ssize_t usbc_pd_fw_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -3086,11 +3083,7 @@ void psp_copy_fw(struct psp_context *psp, uint8_t *start_addr, uint32_t bin_size
drm_dev_exit(idx);
}
-static DEVICE_ATTR(usbc_pd_fw, S_IRUGO | S_IWUSR,
- psp_usbc_pd_fw_sysfs_read,
- psp_usbc_pd_fw_sysfs_write);
-
-
+static DEVICE_ATTR_RW(usbc_pd_fw);
const struct amd_ip_funcs psp_ip_funcs = {
.name = "psp",
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index c2c791ca00f4..2e1ccf13cea8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -1150,8 +1150,8 @@ static ssize_t amdgpu_ras_sysfs_badpages_read(struct file *f,
return s;
}
-static ssize_t amdgpu_ras_sysfs_features_read(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t features_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct amdgpu_ras *con =
container_of(attr, struct amdgpu_ras, features_attr);
@@ -1360,8 +1360,8 @@ void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev)
/* ras fs */
static BIN_ATTR(gpu_vram_bad_pages, S_IRUGO,
amdgpu_ras_sysfs_badpages_read, NULL, 0);
-static DEVICE_ATTR(features, S_IRUGO,
- amdgpu_ras_sysfs_features_read, NULL);
+static DEVICE_ATTR_RO(features);
+
static int amdgpu_ras_fs_init(struct amdgpu_device *adev)
{
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 07e007dbff7c..a33210ea9b2f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -54,8 +54,8 @@ to_amdgpu_device(struct amdgpu_vram_mgr *mgr)
* The file mem_info_vram_total is used for this and returns the total
* amount of VRAM in bytes
*/
-static ssize_t amdgpu_mem_info_vram_total_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t mem_info_vram_total_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -71,8 +71,8 @@ static ssize_t amdgpu_mem_info_vram_total_show(struct device *dev,
* The file mem_info_vis_vram_total is used for this and returns the total
* amount of visible VRAM in bytes
*/
-static ssize_t amdgpu_mem_info_vis_vram_total_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t mem_info_vis_vram_total_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -88,9 +88,8 @@ static ssize_t amdgpu_mem_info_vis_vram_total_show(struct device *dev,
* The file mem_info_vram_used is used for this and returns the total
* amount of currently used VRAM in bytes
*/
-static ssize_t amdgpu_mem_info_vram_used_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t mem_info_vram_used_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -108,9 +107,8 @@ static ssize_t amdgpu_mem_info_vram_used_show(struct device *dev,
* The file mem_info_vis_vram_used is used for this and returns the total
* amount of currently used visible VRAM in bytes
*/
-static ssize_t amdgpu_mem_info_vis_vram_used_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t mem_info_vis_vram_used_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -128,9 +126,8 @@ static ssize_t amdgpu_mem_info_vis_vram_used_show(struct device *dev,
* The file mem_info_vram_vendor is used for this and returns the name of the
* vendor.
*/
-static ssize_t amdgpu_mem_info_vram_vendor(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t mem_info_vram_vendor_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -161,16 +158,11 @@ static ssize_t amdgpu_mem_info_vram_vendor(struct device *dev,
}
}
-static DEVICE_ATTR(mem_info_vram_total, S_IRUGO,
- amdgpu_mem_info_vram_total_show, NULL);
-static DEVICE_ATTR(mem_info_vis_vram_total, S_IRUGO,
- amdgpu_mem_info_vis_vram_total_show,NULL);
-static DEVICE_ATTR(mem_info_vram_used, S_IRUGO,
- amdgpu_mem_info_vram_used_show, NULL);
-static DEVICE_ATTR(mem_info_vis_vram_used, S_IRUGO,
- amdgpu_mem_info_vis_vram_used_show, NULL);
-static DEVICE_ATTR(mem_info_vram_vendor, S_IRUGO,
- amdgpu_mem_info_vram_vendor, NULL);
+static DEVICE_ATTR_RO(mem_info_vram_total);
+static DEVICE_ATTR_RO(mem_info_vis_vram_total);
+static DEVICE_ATTR_RO(mem_info_vram_used);
+static DEVICE_ATTR_RO(mem_info_vis_vram_used);
+static DEVICE_ATTR_RO(mem_info_vram_vendor);
static struct attribute *amdgpu_vram_mgr_attributes[] = {
&dev_attr_mem_info_vram_total.attr,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 8567d5d77346..764bfa69f7bb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -209,9 +209,8 @@ struct kobj_type amdgpu_xgmi_hive_type = {
.default_attrs = amdgpu_xgmi_hive_attrs,
};
-static ssize_t amdgpu_xgmi_show_device_id(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t xgmi_device_id_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -221,9 +220,8 @@ static ssize_t amdgpu_xgmi_show_device_id(struct device *dev,
}
#define AMDGPU_XGMI_SET_FICAA(o) ((o) | 0x456801)
-static ssize_t amdgpu_xgmi_show_error(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t xgmi_error_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = drm_to_adev(ddev);
@@ -249,8 +247,8 @@ static ssize_t amdgpu_xgmi_show_error(struct device *dev,
}
-static DEVICE_ATTR(xgmi_device_id, S_IRUGO, amdgpu_xgmi_show_device_id, NULL);
-static DEVICE_ATTR(xgmi_error, S_IRUGO, amdgpu_xgmi_show_error, NULL);
+static DEVICE_ATTR_RO(xgmi_device_id);
+static DEVICE_ATTR_RO(xgmi_error);
static int amdgpu_xgmi_sysfs_add_dev_info(struct amdgpu_device *adev,
struct amdgpu_hive_info *hive)
diff --git a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
index 14514a145c17..44abb4404fba 100644
--- a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
+++ b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
@@ -188,9 +188,8 @@ static int df_v3_6_perfmon_arm_with_retry(struct amdgpu_device *adev,
}
/* get the number of df counters available */
-static ssize_t df_v3_6_get_df_cntr_avail(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t df_cntr_avail_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct amdgpu_device *adev;
struct drm_device *ddev;
@@ -209,7 +208,7 @@ static ssize_t df_v3_6_get_df_cntr_avail(struct device *dev,
}
/* device attr for available perfmon counters */
-static DEVICE_ATTR(df_cntr_avail, S_IRUGO, df_v3_6_get_df_cntr_avail, NULL);
+static DEVICE_ATTR_RO(df_cntr_avail);
static void df_v3_6_query_hashes(struct amdgpu_device *adev)
{
--
2.17.1
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