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platform/x86/amd: pmc: Hide SMU version and program attributes for Picasso

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[ Upstream commit 5ec9ee0d46 ]

As the command to get version isn't supported on Picasso, we shouldn't
be exposing this into sysfs either.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2449
Fixes: 7f1ea75d49 ("platform/x86/amd: pmc: Add sysfs files for SMU")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://lore.kernel.org/r/20230409185348.556161-3-Shyam-sundar.S-k@amd.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Mario Limonciello 2023-04-10 00:23:42 +05:30 committed by Greg Kroah-Hartman
parent 17ad757c60
commit 36a31c63a7
1 changed files with 20 additions and 1 deletions
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21
drivers/platform/x86/amd/pmc.c
View file

@ -452,12 +452,31 @@ static ssize_t smu_program_show(struct device *d, struct device_attribute *attr,
static DEVICE_ATTR_RO(smu_fw_version);
static DEVICE_ATTR_RO(smu_program);
static umode_t pmc_attr_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
{
struct device *dev = kobj_to_dev(kobj);
struct amd_pmc_dev *pdev = dev_get_drvdata(dev);
if (pdev->cpu_id == AMD_CPU_ID_PCO)
return 0;
return 0444;
}
static struct attribute *pmc_attrs[] = {
&dev_attr_smu_fw_version.attr,
&dev_attr_smu_program.attr,
NULL,
};
ATTRIBUTE_GROUPS(pmc);
static struct attribute_group pmc_attr_group = {
.attrs = pmc_attrs,
.is_visible = pmc_attr_is_visible,
};
static const struct attribute_group *pmc_groups[] = {
&pmc_attr_group,
NULL,
};
static int smu_fw_info_show(struct seq_file *s, void *unused)
{