diff --git a/drivers/gpu/drm/panfrost/panfrost_device.c b/drivers/gpu/drm/panfrost/panfrost_device.c index 36b5c8fea3eba1fa5d4c459c0f87213f1a8a79e6..f1474b961def18e6b7ee2366d05172de407d43b5 100644 --- a/drivers/gpu/drm/panfrost/panfrost_device.c +++ b/drivers/gpu/drm/panfrost/panfrost_device.c @@ -90,9 +90,11 @@ static int panfrost_regulator_init(struct panfrost_device *pfdev) { int ret, i; - if (WARN(pfdev->comp->num_supplies > ARRAY_SIZE(pfdev->regulators), - "Too many supplies in compatible structure.\n")) - return -EINVAL; + pfdev->regulators = devm_kcalloc(pfdev->dev, pfdev->comp->num_supplies, + sizeof(*pfdev->regulators), + GFP_KERNEL); + if (!pfdev->regulators) + return -ENOMEM; for (i = 0; i < pfdev->comp->num_supplies; i++) pfdev->regulators[i].supply = pfdev->comp->supply_names[i]; @@ -119,8 +121,10 @@ static int panfrost_regulator_init(struct panfrost_device *pfdev) static void panfrost_regulator_fini(struct panfrost_device *pfdev) { - regulator_bulk_disable(pfdev->comp->num_supplies, - pfdev->regulators); + if (!pfdev->regulators) + return; + + regulator_bulk_disable(pfdev->comp->num_supplies, pfdev->regulators); } static void panfrost_pm_domain_fini(struct panfrost_device *pfdev) diff --git a/drivers/gpu/drm/panfrost/panfrost_device.h b/drivers/gpu/drm/panfrost/panfrost_device.h index 2efa59c9d1c5de5b75ceac9da3a1c827c48b1878..953f7536a773f511bfc07b46437f7ea951ac14f8 100644 --- a/drivers/gpu/drm/panfrost/panfrost_device.h +++ b/drivers/gpu/drm/panfrost/panfrost_device.h @@ -22,7 +22,6 @@ struct panfrost_job; struct panfrost_perfcnt; #define NUM_JOB_SLOTS 3 -#define MAX_REGULATORS 2 #define MAX_PM_DOMAINS 3 struct panfrost_features { @@ -81,7 +80,7 @@ struct panfrost_device { void __iomem *iomem; struct clk *clock; struct clk *bus_clock; - struct regulator_bulk_data regulators[MAX_REGULATORS]; + struct regulator_bulk_data *regulators; struct reset_control *rstc; /* pm_domains for devices with more than one. */ struct device *pm_domain_devs[MAX_PM_DOMAINS];