The devfreq core code is able to register the devfreq device as a
cooling device if the 'is_cooling_device' flag is set in the profile.
Use this flag and remove the cooling device registering code.
Tested on rock960.
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
---
drivers/gpu/drm/panfrost/panfrost_devfreq.c | 14 +-------------
drivers/gpu/drm/panfrost/panfrost_devfreq.h | 3 ---
2 files changed, 1 insertion(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 56b3f5935703..4d96edf1bc54 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -3,7 +3,6 @@
#include <linux/clk.h>
#include <linux/devfreq.h>
-#include <linux/devfreq_cooling.h>
#include <linux/platform_device.h>
#include <linux/pm_opp.h>
@@ -80,6 +79,7 @@ static struct devfreq_dev_profile panfrost_devfreq_profile = {
.polling_ms = 50, /* ~3 frames */
.target = panfrost_devfreq_target,
.get_dev_status = panfrost_devfreq_get_dev_status,
+ .is_cooling_device = true,
};
int panfrost_devfreq_init(struct panfrost_device *pfdev)
@@ -90,7 +90,6 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev)
struct device *dev = &pfdev->pdev->dev;
struct devfreq *devfreq;
struct opp_table *opp_table;
- struct thermal_cooling_device *cooling;
struct panfrost_devfreq *pfdevfreq = &pfdev->pfdevfreq;
opp_table = dev_pm_opp_set_regulators(dev, pfdev->comp->supply_names,
@@ -139,12 +138,6 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev)
}
pfdevfreq->devfreq = devfreq;
- cooling = devfreq_cooling_em_register(devfreq, NULL);
- if (IS_ERR(cooling))
- DRM_DEV_INFO(dev, "Failed to register cooling device\n");
- else
- pfdevfreq->cooling = cooling;
-
return 0;
err_fini:
@@ -156,11 +149,6 @@ void panfrost_devfreq_fini(struct panfrost_device *pfdev)
{
struct panfrost_devfreq *pfdevfreq = &pfdev->pfdevfreq;
- if (pfdevfreq->cooling) {
- devfreq_cooling_unregister(pfdevfreq->cooling);
- pfdevfreq->cooling = NULL;
- }
-
if (pfdevfreq->opp_of_table_added) {
dev_pm_opp_of_remove_table(&pfdev->pdev->dev);
pfdevfreq->opp_of_table_added = false;
diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.h b/drivers/gpu/drm/panfrost/panfrost_devfreq.h
index db6ea48e21f9..470f5c974703 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.h
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.h
@@ -9,14 +9,11 @@
struct devfreq;
struct opp_table;
-struct thermal_cooling_device;
-
struct panfrost_device;
struct panfrost_devfreq {
struct devfreq *devfreq;
struct opp_table *regulators_opp_table;
- struct thermal_cooling_device *cooling;
bool opp_of_table_added;
ktime_t busy_time;
--
2.17.1
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