drm/komeda: Add ACLK rate to sysfs (5fcd0551) · Commits · 戴 / test

Expose node with the name 'aclk_hz' Signed-off-by:

drivers/gpu/drm/arm/display/komeda/komeda_dev.c

+10 −0

Original line number	Diff line number	Diff line
		@@ -91,9 +91,19 @@ config_id_show(struct device dev, struct device_attribute attr, char *buf)
		}
		static DEVICE_ATTR_RO(config_id);

		static ssize_t
		aclk_hz_show(struct device dev, struct device_attribute attr, char *buf)
		{
		struct komeda_dev *mdev = dev_to_mdev(dev);

		return snprintf(buf, PAGE_SIZE, "%lu\n", clk_get_rate(mdev->aclk));
		}
		static DEVICE_ATTR_RO(aclk_hz);

		static struct attribute *komeda_sysfs_entries[] = {
		&dev_attr_core_id.attr,
		&dev_attr_config_id.attr,
		&dev_attr_aclk_hz.attr,
		NULL,
		};