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authorStephen Rothwell <sfr@canb.auug.org.au>2022-07-28 11:26:18 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2022-07-28 11:26:18 +1000
commit86ad110b69c04aa2a3bea104ea76628d74c58e19 (patch)
tree0d9ebea6255ce4ab523b60f90f0efb0d50b0ba52 /drivers/gpu
parent7ea6cce612f83eebc071a51d56e5c0c47d522c1c (diff)
parent3466ea2cd6b66e4647a9af2381c0d0cd3d579354 (diff)
Merge branch 'opp/linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/lima/lima_devfreq.c12
-rw-r--r--drivers/gpu/drm/panfrost/panfrost_devfreq.c3
-rw-r--r--drivers/gpu/drm/panfrost/panfrost_drv.c15
3 files changed, 18 insertions, 12 deletions
diff --git a/drivers/gpu/drm/lima/lima_devfreq.c b/drivers/gpu/drm/lima/lima_devfreq.c
index 8989e215dfc9..011be7ff51e1 100644
--- a/drivers/gpu/drm/lima/lima_devfreq.c
+++ b/drivers/gpu/drm/lima/lima_devfreq.c
@@ -111,6 +111,12 @@ int lima_devfreq_init(struct lima_device *ldev)
struct dev_pm_opp *opp;
unsigned long cur_freq;
int ret;
+ const char *regulator_names[] = { "mali", NULL };
+ const char *clk_names[] = { "core", NULL };
+ struct dev_pm_opp_config config = {
+ .regulator_names = regulator_names,
+ .clk_names = clk_names,
+ };
if (!device_property_present(dev, "operating-points-v2"))
/* Optional, continue without devfreq */
@@ -118,11 +124,7 @@ int lima_devfreq_init(struct lima_device *ldev)
spin_lock_init(&ldevfreq->lock);
- ret = devm_pm_opp_set_clkname(dev, "core");
- if (ret)
- return ret;
-
- ret = devm_pm_opp_set_regulators(dev, (const char *[]){ "mali" }, 1);
+ ret = devm_pm_opp_set_config(dev, &config);
if (ret) {
/* Continue if the optional regulator is missing */
if (ret != -ENODEV)
diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 194af7f607a6..5110cd9b2425 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -101,8 +101,7 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev)
return 0;
}
- ret = devm_pm_opp_set_regulators(dev, pfdev->comp->supply_names,
- pfdev->comp->num_supplies);
+ ret = devm_pm_opp_set_regulators(dev, pfdev->comp->supply_names);
if (ret) {
/* Continue if the optional regulator is missing */
if (ret != -ENODEV) {
diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
index b1e6d238674f..f08b6c1b86a1 100644
--- a/drivers/gpu/drm/panfrost/panfrost_drv.c
+++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
@@ -626,24 +626,29 @@ static int panfrost_remove(struct platform_device *pdev)
return 0;
}
-static const char * const default_supplies[] = { "mali" };
+/*
+ * The OPP core wants the supply names to be NULL terminated, but we need the
+ * correct num_supplies value for regulator core. Hence, we NULL terminate here
+ * and then initialize num_supplies with ARRAY_SIZE - 1.
+ */
+static const char * const default_supplies[] = { "mali", NULL };
static const struct panfrost_compatible default_data = {
- .num_supplies = ARRAY_SIZE(default_supplies),
+ .num_supplies = ARRAY_SIZE(default_supplies) - 1,
.supply_names = default_supplies,
.num_pm_domains = 1, /* optional */
.pm_domain_names = NULL,
};
static const struct panfrost_compatible amlogic_data = {
- .num_supplies = ARRAY_SIZE(default_supplies),
+ .num_supplies = ARRAY_SIZE(default_supplies) - 1,
.supply_names = default_supplies,
.vendor_quirk = panfrost_gpu_amlogic_quirk,
};
-static const char * const mediatek_mt8183_supplies[] = { "mali", "sram" };
+static const char * const mediatek_mt8183_supplies[] = { "mali", "sram", NULL };
static const char * const mediatek_mt8183_pm_domains[] = { "core0", "core1", "core2" };
static const struct panfrost_compatible mediatek_mt8183_data = {
- .num_supplies = ARRAY_SIZE(mediatek_mt8183_supplies),
+ .num_supplies = ARRAY_SIZE(mediatek_mt8183_supplies) - 1,
.supply_names = mediatek_mt8183_supplies,
.num_pm_domains = ARRAY_SIZE(mediatek_mt8183_pm_domains),
.pm_domain_names = mediatek_mt8183_pm_domains,