In case the ops is not implemented, return 0 in the core right away. This is better than having multiple copies of functions which just return 0 in each power domain driver. Drop all those empty functions.

Signed-off-by: Marek Vasut marex@denx.de Cc: Patrick Delaunay patrick.delaunay@foss.st.com Cc: Simon Glass sjg@chromium.org --- drivers/power/domain/apple-pmgr.c | 30 ------------------- drivers/power/domain/bcm6328-power-domain.c | 6 ---- .../power/domain/imx8-power-domain-legacy.c | 16 ---------- drivers/power/domain/imx8-power-domain.c | 24 --------------- drivers/power/domain/imx8m-power-domain.c | 18 ----------- drivers/power/domain/meson-ee-pwrc.c | 12 -------- drivers/power/domain/meson-gx-pwrc-vpu.c | 12 -------- drivers/power/domain/mtk-power-domain.c | 6 ---- drivers/power/domain/power-domain-uclass.c | 8 ++--- drivers/power/domain/tegra186-power-domain.c | 26 ---------------- drivers/power/domain/ti-power-domain.c | 13 -------- drivers/power/domain/ti-sci-power-domain.c | 14 --------- 12 files changed, 4 insertions(+), 181 deletions(-)

diff --git a/drivers/power/domain/apple-pmgr.c b/drivers/power/domain/apple-pmgr.c index 4d06e76ff5e..402c5b1fd18 100644 --- a/drivers/power/domain/apple-pmgr.c +++ b/drivers/power/domain/apple-pmgr.c @@ -42,16 +42,6 @@ static int apple_reset_of_xlate(struct reset_ctl *reset_ctl, return 0; }

-static int apple_reset_request(struct reset_ctl *reset_ctl) -{ - return 0; -} - -static int apple_reset_free(struct reset_ctl *reset_ctl) -{ - return 0; -} - static int apple_reset_assert(struct reset_ctl *reset_ctl) { struct apple_pmgr_priv *priv = dev_get_priv(reset_ctl->dev->parent); @@ -80,8 +70,6 @@ static int apple_reset_deassert(struct reset_ctl *reset_ctl)

struct reset_ops apple_reset_ops = { .of_xlate = apple_reset_of_xlate, - .request = apple_reset_request, - .rfree = apple_reset_free, .rst_assert = apple_reset_assert, .rst_deassert = apple_reset_deassert, }; @@ -92,16 +80,6 @@ static struct driver apple_reset_driver = { .ops = &apple_reset_ops, };

-static int apple_pmgr_request(struct power_domain *power_domain) -{ - return 0; -} - -static int apple_pmgr_rfree(struct power_domain *power_domain) -{ - return 0; -} - static int apple_pmgr_ps_set(struct power_domain *power_domain, u32 pstate) { struct apple_pmgr_priv *priv = dev_get_priv(power_domain->dev); @@ -121,11 +99,6 @@ static int apple_pmgr_on(struct power_domain *power_domain) return apple_pmgr_ps_set(power_domain, APPLE_PMGR_PS_ACTIVE); }

-static int apple_pmgr_off(struct power_domain *power_domain) -{ - return 0; -} - static int apple_pmgr_of_xlate(struct power_domain *power_domain, struct ofnode_phandle_args *args) { @@ -167,10 +140,7 @@ static int apple_pmgr_probe(struct udevice *dev) }

struct power_domain_ops apple_pmgr_ops = { - .request = apple_pmgr_request, - .rfree = apple_pmgr_rfree, .on = apple_pmgr_on, - .off = apple_pmgr_off, .of_xlate = apple_pmgr_of_xlate, };

diff --git a/drivers/power/domain/bcm6328-power-domain.c b/drivers/power/domain/bcm6328-power-domain.c index 6e720e0798c..80144dd9772 100644 --- a/drivers/power/domain/bcm6328-power-domain.c +++ b/drivers/power/domain/bcm6328-power-domain.c @@ -24,11 +24,6 @@ static int bcm6328_power_domain_request(struct power_domain *power_domain) return 0; }

-static int bcm6328_power_domain_free(struct power_domain *power_domain) -{ - return 0; -} - static int bcm6328_power_domain_on(struct power_domain *power_domain) { struct bcm6328_power_domain *priv = dev_get_priv(power_domain->dev); @@ -64,7 +59,6 @@ static const struct udevice_id bcm6328_power_domain_ids[] = { };

struct power_domain_ops bcm6328_power_domain_ops = { - .rfree = bcm6328_power_domain_free, .off = bcm6328_power_domain_off, .on = bcm6328_power_domain_on, .request = bcm6328_power_domain_request, diff --git a/drivers/power/domain/imx8-power-domain-legacy.c b/drivers/power/domain/imx8-power-domain-legacy.c index e2fae2dbc86..bf45891bccd 100644 --- a/drivers/power/domain/imx8-power-domain-legacy.c +++ b/drivers/power/domain/imx8-power-domain-legacy.c @@ -84,20 +84,6 @@ int imx8_power_domain_lookup_name(const char *name, return 0; }

-static int imx8_power_domain_request(struct power_domain *power_domain) -{ - debug("%s(power_domain=%p)\n", __func__, power_domain); - - return 0; -} - -static int imx8_power_domain_free(struct power_domain *power_domain) -{ - debug("%s(power_domain=%p)\n", __func__, power_domain); - - return 0; -} - static int imx8_power_domain_on(struct power_domain *power_domain) { struct udevice *dev = power_domain->dev; @@ -364,8 +350,6 @@ static const struct udevice_id imx8_power_domain_ids[] = { };

struct power_domain_ops imx8_power_domain_ops = { - .request = imx8_power_domain_request, - .rfree = imx8_power_domain_free, .on = imx8_power_domain_on, .off = imx8_power_domain_off, .of_xlate = imx8_power_domain_of_xlate, diff --git a/drivers/power/domain/imx8-power-domain.c b/drivers/power/domain/imx8-power-domain.c index 6461ab23d62..17b5d57b19b 100644 --- a/drivers/power/domain/imx8-power-domain.c +++ b/drivers/power/domain/imx8-power-domain.c @@ -12,20 +12,6 @@ #include <asm/arch/power-domain.h> #include <asm/arch/sci/sci.h>

-static int imx8_power_domain_request(struct power_domain *power_domain) -{ - debug("%s(power_domain=%p)\n", __func__, power_domain); - - return 0; -} - -static int imx8_power_domain_free(struct power_domain *power_domain) -{ - debug("%s(power_domain=%p)\n", __func__, power_domain); - - return 0; -} - static int imx8_power_domain_on(struct power_domain *power_domain) { u32 resource_id = power_domain->id; @@ -60,13 +46,6 @@ static int imx8_power_domain_off(struct power_domain *power_domain) return 0; }

-static int imx8_power_domain_probe(struct udevice *dev) -{ - debug("%s(dev=%s)\n", __func__, dev->name); - - return 0; -} - static const struct udevice_id imx8_power_domain_ids[] = { { .compatible = "fsl,imx8qxp-scu-pd" }, { .compatible = "fsl,scu-pd" }, @@ -74,8 +53,6 @@ static const struct udevice_id imx8_power_domain_ids[] = { };

struct power_domain_ops imx8_power_domain_ops_v2 = { - .request = imx8_power_domain_request, - .rfree = imx8_power_domain_free, .on = imx8_power_domain_on, .off = imx8_power_domain_off, }; @@ -84,6 +61,5 @@ U_BOOT_DRIVER(imx8_power_domain_v2) = { .name = "imx8_power_domain_v2", .id = UCLASS_POWER_DOMAIN, .of_match = imx8_power_domain_ids, - .probe = imx8_power_domain_probe, .ops = &imx8_power_domain_ops_v2, }; diff --git a/drivers/power/domain/imx8m-power-domain.c b/drivers/power/domain/imx8m-power-domain.c index 5d34bc12902..6082ee6ff8c 100644 --- a/drivers/power/domain/imx8m-power-domain.c +++ b/drivers/power/domain/imx8m-power-domain.c @@ -18,16 +18,6 @@

DECLARE_GLOBAL_DATA_PTR;

-static int imx8m_power_domain_request(struct power_domain *power_domain) -{ - return 0; -} - -static int imx8m_power_domain_free(struct power_domain *power_domain) -{ - return 0; -} - static int imx8m_power_domain_on(struct power_domain *power_domain) { struct udevice *dev = power_domain->dev; @@ -100,11 +90,6 @@ static int imx8m_power_domain_bind(struct udevice *dev) return 0; }

-static int imx8m_power_domain_probe(struct udevice *dev) -{ - return 0; -} - static int imx8m_power_domain_of_to_plat(struct udevice *dev) { struct imx8m_power_domain_plat *pdata = dev_get_plat(dev); @@ -126,8 +111,6 @@ static const struct udevice_id imx8m_power_domain_ids[] = { };

struct power_domain_ops imx8m_power_domain_ops = { - .request = imx8m_power_domain_request, - .rfree = imx8m_power_domain_free, .on = imx8m_power_domain_on, .off = imx8m_power_domain_off, .of_xlate = imx8m_power_domain_of_xlate, @@ -138,7 +121,6 @@ U_BOOT_DRIVER(imx8m_power_domain) = { .id = UCLASS_POWER_DOMAIN, .of_match = imx8m_power_domain_ids, .bind = imx8m_power_domain_bind, - .probe = imx8m_power_domain_probe, .of_to_plat = imx8m_power_domain_of_to_plat, .plat_auto = sizeof(struct imx8m_power_domain_plat), .ops = &imx8m_power_domain_ops, diff --git a/drivers/power/domain/meson-ee-pwrc.c b/drivers/power/domain/meson-ee-pwrc.c index a4d50e701ae..676fded8080 100644 --- a/drivers/power/domain/meson-ee-pwrc.c +++ b/drivers/power/domain/meson-ee-pwrc.c @@ -273,16 +273,6 @@ static bool pwrc_ee_get_power(struct power_domain *power_domain) return (reg & pwrc_domain->top_pd->sleep_mask); }

-static int meson_ee_pwrc_request(struct power_domain *power_domain) -{ - return 0; -} - -static int meson_ee_pwrc_free(struct power_domain *power_domain) -{ - return 0; -} - static int meson_ee_pwrc_off(struct power_domain *power_domain) { struct meson_ee_pwrc_priv *priv = dev_get_priv(power_domain->dev); @@ -387,10 +377,8 @@ static int meson_ee_pwrc_of_xlate(struct power_domain *power_domain, }

struct power_domain_ops meson_ee_pwrc_ops = { - .rfree = meson_ee_pwrc_free, .off = meson_ee_pwrc_off, .on = meson_ee_pwrc_on, - .request = meson_ee_pwrc_request, .of_xlate = meson_ee_pwrc_of_xlate, };

diff --git a/drivers/power/domain/meson-gx-pwrc-vpu.c b/drivers/power/domain/meson-gx-pwrc-vpu.c index eb94af2cf83..612660ce89f 100644 --- a/drivers/power/domain/meson-gx-pwrc-vpu.c +++ b/drivers/power/domain/meson-gx-pwrc-vpu.c @@ -45,16 +45,6 @@ struct meson_gx_pwrc_vpu_priv { struct clk_bulk clks; };

-static int meson_pwrc_vpu_request(struct power_domain *power_domain) -{ - return 0; -} - -static int meson_pwrc_vpu_free(struct power_domain *power_domain) -{ - return 0; -} - static int meson_gx_pwrc_vpu_on(struct power_domain *power_domain) { struct meson_gx_pwrc_vpu_priv *priv = dev_get_priv(power_domain->dev); @@ -274,10 +264,8 @@ static int meson_pwrc_vpu_of_xlate(struct power_domain *power_domain, }

struct power_domain_ops meson_gx_pwrc_vpu_ops = { - .rfree = meson_pwrc_vpu_free, .off = meson_pwrc_vpu_off, .on = meson_pwrc_vpu_on, - .request = meson_pwrc_vpu_request, .of_xlate = meson_pwrc_vpu_of_xlate, };

diff --git a/drivers/power/domain/mtk-power-domain.c b/drivers/power/domain/mtk-power-domain.c index ca2ded00efa..3b84147d481 100644 --- a/drivers/power/domain/mtk-power-domain.c +++ b/drivers/power/domain/mtk-power-domain.c @@ -317,11 +317,6 @@ static int scpsys_power_request(struct power_domain *power_domain) return 0; }

-static int scpsys_power_free(struct power_domain *power_domain) -{ - return 0; -} - static int mtk_power_domain_hook(struct udevice *dev) { struct scp_domain *scpd = dev_get_priv(dev); @@ -399,7 +394,6 @@ static const struct udevice_id mtk_power_domain_ids[] = { };

struct power_domain_ops mtk_power_domain_ops = { - .rfree = scpsys_power_free, .off = scpsys_power_off, .on = scpsys_power_on, .request = scpsys_power_request, diff --git a/drivers/power/domain/power-domain-uclass.c b/drivers/power/domain/power-domain-uclass.c index 33f9206bd09..0c5823ceddf 100644 --- a/drivers/power/domain/power-domain-uclass.c +++ b/drivers/power/domain/power-domain-uclass.c @@ -71,7 +71,7 @@ int power_domain_get_by_index(struct udevice *dev, return ret; }

- ret = ops->request(power_domain); + ret = ops->request ? ops->request(power_domain) : 0; if (ret) { debug("ops->request() failed: %d\n", ret); return ret; @@ -91,7 +91,7 @@ int power_domain_free(struct power_domain *power_domain)

debug("%s(power_domain=%p)\n", __func__, power_domain);

- return ops->rfree(power_domain); + return ops->rfree ? ops->rfree(power_domain) : 0; }

int power_domain_on(struct power_domain *power_domain) @@ -100,7 +100,7 @@ int power_domain_on(struct power_domain *power_domain)

debug("%s(power_domain=%p)\n", __func__, power_domain);

- return ops->on(power_domain); + return ops->on ? ops->on(power_domain) : 0; }

int power_domain_off(struct power_domain *power_domain) @@ -109,7 +109,7 @@ int power_domain_off(struct power_domain *power_domain)

debug("%s(power_domain=%p)\n", __func__, power_domain);

- return ops->off(power_domain); + return ops->off ? ops->off(power_domain) : 0; }

#if CONFIG_IS_ENABLED(OF_REAL) diff --git a/drivers/power/domain/tegra186-power-domain.c b/drivers/power/domain/tegra186-power-domain.c index 707735cf851..46da541b75a 100644 --- a/drivers/power/domain/tegra186-power-domain.c +++ b/drivers/power/domain/tegra186-power-domain.c @@ -15,22 +15,6 @@ #define UPDATE BIT(0) #define ON BIT(1)

-static int tegra186_power_domain_request(struct power_domain *power_domain) -{ - debug("%s(power_domain=%p) (dev=%p, id=%lu)\n", __func__, - power_domain, power_domain->dev, power_domain->id); - - return 0; -} - -static int tegra186_power_domain_free(struct power_domain *power_domain) -{ - debug("%s(power_domain=%p) (dev=%p, id=%lu)\n", __func__, - power_domain, power_domain->dev, power_domain->id); - - return 0; -} - static int tegra186_power_domain_common(struct power_domain *power_domain, bool on) { @@ -73,22 +57,12 @@ static int tegra186_power_domain_off(struct power_domain *power_domain) }

struct power_domain_ops tegra186_power_domain_ops = { - .request = tegra186_power_domain_request, - .rfree = tegra186_power_domain_free, .on = tegra186_power_domain_on, .off = tegra186_power_domain_off, };

-static int tegra186_power_domain_probe(struct udevice *dev) -{ - debug("%s(dev=%p)\n", __func__, dev); - - return 0; -} - U_BOOT_DRIVER(tegra186_power_domain) = { .name = "tegra186_power_domain", .id = UCLASS_POWER_DOMAIN, - .probe = tegra186_power_domain_probe, .ops = &tegra186_power_domain_ops, }; diff --git a/drivers/power/domain/ti-power-domain.c b/drivers/power/domain/ti-power-domain.c index a7dadf2eea7..89e229b36f3 100644 --- a/drivers/power/domain/ti-power-domain.c +++ b/drivers/power/domain/ti-power-domain.c @@ -339,17 +339,6 @@ static int ti_power_domain_of_xlate(struct power_domain *pd,

return 0; } - -static int ti_power_domain_request(struct power_domain *pd) -{ - return 0; -} - -static int ti_power_domain_free(struct power_domain *pd) -{ - return 0; -} - static const struct udevice_id ti_power_domain_of_match[] = { { .compatible = "ti,sci-pm-domain" }, { /* sentinel */ } @@ -359,8 +348,6 @@ static struct power_domain_ops ti_power_domain_ops = { .on = ti_power_domain_on, .off = ti_power_domain_off, .of_xlate = ti_power_domain_of_xlate, - .request = ti_power_domain_request, - .rfree = ti_power_domain_free, };

U_BOOT_DRIVER(ti_pm_domains) = { diff --git a/drivers/power/domain/ti-sci-power-domain.c b/drivers/power/domain/ti-sci-power-domain.c index f18e45617a1..0140e5e5217 100644 --- a/drivers/power/domain/ti-sci-power-domain.c +++ b/drivers/power/domain/ti-sci-power-domain.c @@ -44,18 +44,6 @@ static int ti_sci_power_domain_probe(struct udevice *dev) return 0; }

-static int ti_sci_power_domain_request(struct power_domain *pd) -{ - debug("%s(pd=%p)\n", __func__, pd); - return 0; -} - -static int ti_sci_power_domain_free(struct power_domain *pd) -{ - debug("%s(pd=%p)\n", __func__, pd); - return 0; -} - static int ti_sci_power_domain_on(struct power_domain *pd) { struct ti_sci_power_domain_data *data = dev_get_priv(pd->dev); @@ -123,8 +111,6 @@ static const struct udevice_id ti_sci_power_domain_of_match[] = { };

static struct power_domain_ops ti_sci_power_domain_ops = { - .request = ti_sci_power_domain_request, - .rfree = ti_sci_power_domain_free, .on = ti_sci_power_domain_on, .off = ti_sci_power_domain_off, .of_xlate = ti_sci_power_domain_of_xlate,