On Wed, Aug 28, 2019 at 02:15:15PM +0000, james qian wang (Arm Technology China) wrote:

Hi Mihail:

Looks good to me.

Reviewed-by: James Qian Wang (Arm Technology China) james.qian.wang@arm.com

Pushed to drm-misc-next 5fcd055193c5d4cac6d205bd65e52c957ea057c2 And that verifies my new dim setup. :)

James.

On Wed, Aug 28, 2019 at 11:03:49AM +0000, Mihail Atanassov wrote:

...

Expose node with the name 'aclk_hz'

Signed-off-by: Mihail Atanassov mihail.atanassov@arm.com

drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 10 ++++++++++ 1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c index 0142ee991957..e8d67395a3b9 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c @@ -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,

};

-- 2.22.0

---

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