Merge branches 'pm-cpuidle', 'pm-opp' and 'pm-avs'
* pm-cpuidle: ARM: cpuidle: Fix error return code * pm-opp: PM / OPP: Don't support OPP if it provides supported-hw but platform does not PM / OPP: avoid maybe-uninitialized warning * pm-avs: PM / AVS: SmartReflex: Neaten logging
This commit is contained in:
commit
e35db92b4f
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@ -584,7 +584,6 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq)
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struct clk *clk;
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unsigned long freq, old_freq;
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unsigned long u_volt, u_volt_min, u_volt_max;
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unsigned long ou_volt, ou_volt_min, ou_volt_max;
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int ret;
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if (unlikely(!target_freq)) {
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@ -620,11 +619,7 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq)
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}
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old_opp = _find_freq_ceil(opp_table, &old_freq);
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if (!IS_ERR(old_opp)) {
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ou_volt = old_opp->u_volt;
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ou_volt_min = old_opp->u_volt_min;
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ou_volt_max = old_opp->u_volt_max;
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} else {
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if (IS_ERR(old_opp)) {
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dev_err(dev, "%s: failed to find current OPP for freq %lu (%ld)\n",
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__func__, old_freq, PTR_ERR(old_opp));
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}
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@ -683,7 +678,8 @@ restore_freq:
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restore_voltage:
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/* This shouldn't harm even if the voltages weren't updated earlier */
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if (!IS_ERR(old_opp))
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_set_opp_voltage(dev, reg, ou_volt, ou_volt_min, ou_volt_max);
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_set_opp_voltage(dev, reg, old_opp->u_volt,
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old_opp->u_volt_min, old_opp->u_volt_max);
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return ret;
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}
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@ -71,8 +71,18 @@ static bool _opp_is_supported(struct device *dev, struct opp_table *opp_table,
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u32 version;
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int ret;
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if (!opp_table->supported_hw)
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if (!opp_table->supported_hw) {
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/*
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* In the case that no supported_hw has been set by the
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* platform but there is an opp-supported-hw value set for
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* an OPP then the OPP should not be enabled as there is
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* no way to see if the hardware supports it.
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*/
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if (of_find_property(np, "opp-supported-hw", NULL))
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return false;
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else
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return true;
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}
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while (count--) {
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ret = of_property_read_u32_index(np, "opp-supported-hw", count,
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@ -121,6 +121,7 @@ static int __init arm_idle_init(void)
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dev = kzalloc(sizeof(*dev), GFP_KERNEL);
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if (!dev) {
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pr_err("Failed to allocate cpuidle device\n");
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ret = -ENOMEM;
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goto out_fail;
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}
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dev->cpu = cpu;
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@ -225,9 +225,8 @@ static int sr_late_init(struct omap_sr *sr_info)
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error:
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list_del(&sr_info->node);
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dev_err(&sr_info->pdev->dev, "%s: ERROR in registering"
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"interrupt handler. Smartreflex will"
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"not function as desired\n", __func__);
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dev_err(&sr_info->pdev->dev, "%s: ERROR in registering interrupt handler. Smartreflex will not function as desired\n",
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__func__);
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return ret;
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}
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@ -356,8 +355,8 @@ int sr_configure_errgen(struct omap_sr *sr)
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u8 senp_shift, senn_shift;
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if (!sr) {
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pr_warn("%s: NULL omap_sr from %pF\n", __func__,
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(void *)_RET_IP_);
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pr_warn("%s: NULL omap_sr from %pF\n",
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__func__, (void *)_RET_IP_);
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return -EINVAL;
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}
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@ -387,8 +386,8 @@ int sr_configure_errgen(struct omap_sr *sr)
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vpboundint_st = ERRCONFIG_VPBOUNDINTST_V2;
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break;
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default:
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex"
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"module without specifying the ip\n", __func__);
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n",
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__func__);
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return -EINVAL;
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}
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@ -423,8 +422,8 @@ int sr_disable_errgen(struct omap_sr *sr)
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u32 vpboundint_en, vpboundint_st;
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if (!sr) {
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pr_warn("%s: NULL omap_sr from %pF\n", __func__,
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(void *)_RET_IP_);
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pr_warn("%s: NULL omap_sr from %pF\n",
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__func__, (void *)_RET_IP_);
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return -EINVAL;
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}
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@ -440,8 +439,8 @@ int sr_disable_errgen(struct omap_sr *sr)
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vpboundint_st = ERRCONFIG_VPBOUNDINTST_V2;
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break;
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default:
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex"
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"module without specifying the ip\n", __func__);
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n",
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__func__);
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return -EINVAL;
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}
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@ -478,8 +477,8 @@ int sr_configure_minmax(struct omap_sr *sr)
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u8 senp_shift, senn_shift;
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if (!sr) {
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pr_warn("%s: NULL omap_sr from %pF\n", __func__,
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(void *)_RET_IP_);
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pr_warn("%s: NULL omap_sr from %pF\n",
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__func__, (void *)_RET_IP_);
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return -EINVAL;
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}
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@ -504,8 +503,8 @@ int sr_configure_minmax(struct omap_sr *sr)
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senp_shift = SRCONFIG_SENPENABLE_V2_SHIFT;
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break;
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default:
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex"
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"module without specifying the ip\n", __func__);
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n",
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__func__);
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return -EINVAL;
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}
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@ -537,8 +536,8 @@ int sr_configure_minmax(struct omap_sr *sr)
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IRQENABLE_MCUBOUNDSINT | IRQENABLE_MCUDISABLEACKINT);
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break;
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default:
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex"
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"module without specifying the ip\n", __func__);
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dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n",
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__func__);
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return -EINVAL;
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}
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@ -563,16 +562,16 @@ int sr_enable(struct omap_sr *sr, unsigned long volt)
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int ret;
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if (!sr) {
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pr_warn("%s: NULL omap_sr from %pF\n", __func__,
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(void *)_RET_IP_);
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pr_warn("%s: NULL omap_sr from %pF\n",
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__func__, (void *)_RET_IP_);
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return -EINVAL;
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}
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volt_data = omap_voltage_get_voltdata(sr->voltdm, volt);
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if (IS_ERR(volt_data)) {
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dev_warn(&sr->pdev->dev, "%s: Unable to get voltage table"
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"for nominal voltage %ld\n", __func__, volt);
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dev_warn(&sr->pdev->dev, "%s: Unable to get voltage table for nominal voltage %ld\n",
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__func__, volt);
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return PTR_ERR(volt_data);
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}
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@ -615,8 +614,8 @@ int sr_enable(struct omap_sr *sr, unsigned long volt)
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void sr_disable(struct omap_sr *sr)
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{
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if (!sr) {
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pr_warn("%s: NULL omap_sr from %pF\n", __func__,
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(void *)_RET_IP_);
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pr_warn("%s: NULL omap_sr from %pF\n",
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__func__, (void *)_RET_IP_);
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return;
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}
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@ -658,13 +657,13 @@ int sr_register_class(struct omap_sr_class_data *class_data)
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struct omap_sr *sr_info;
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if (!class_data) {
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pr_warning("%s:, Smartreflex class data passed is NULL\n",
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pr_warn("%s:, Smartreflex class data passed is NULL\n",
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__func__);
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return -EINVAL;
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}
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if (sr_class) {
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pr_warning("%s: Smartreflex class driver already registered\n",
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pr_warn("%s: Smartreflex class driver already registered\n",
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__func__);
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return -EBUSY;
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}
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@ -696,7 +695,7 @@ void omap_sr_enable(struct voltagedomain *voltdm)
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struct omap_sr *sr = _sr_lookup(voltdm);
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if (IS_ERR(sr)) {
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pr_warning("%s: omap_sr struct for voltdm not found\n", __func__);
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pr_warn("%s: omap_sr struct for voltdm not found\n", __func__);
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return;
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}
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@ -704,8 +703,8 @@ void omap_sr_enable(struct voltagedomain *voltdm)
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return;
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if (!sr_class || !(sr_class->enable) || !(sr_class->configure)) {
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dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not"
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"registered\n", __func__);
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dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not registered\n",
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__func__);
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return;
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}
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@ -728,7 +727,7 @@ void omap_sr_disable(struct voltagedomain *voltdm)
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struct omap_sr *sr = _sr_lookup(voltdm);
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if (IS_ERR(sr)) {
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pr_warning("%s: omap_sr struct for voltdm not found\n", __func__);
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pr_warn("%s: omap_sr struct for voltdm not found\n", __func__);
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return;
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}
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@ -736,8 +735,8 @@ void omap_sr_disable(struct voltagedomain *voltdm)
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return;
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if (!sr_class || !(sr_class->disable)) {
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dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not"
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"registered\n", __func__);
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dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not registered\n",
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__func__);
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return;
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}
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@ -760,7 +759,7 @@ void omap_sr_disable_reset_volt(struct voltagedomain *voltdm)
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struct omap_sr *sr = _sr_lookup(voltdm);
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if (IS_ERR(sr)) {
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pr_warning("%s: omap_sr struct for voltdm not found\n", __func__);
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pr_warn("%s: omap_sr struct for voltdm not found\n", __func__);
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return;
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}
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@ -768,8 +767,8 @@ void omap_sr_disable_reset_volt(struct voltagedomain *voltdm)
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return;
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if (!sr_class || !(sr_class->disable)) {
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dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not"
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"registered\n", __func__);
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dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not registered\n",
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__func__);
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return;
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}
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@ -787,8 +786,8 @@ void omap_sr_disable_reset_volt(struct voltagedomain *voltdm)
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void omap_sr_register_pmic(struct omap_sr_pmic_data *pmic_data)
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{
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if (!pmic_data) {
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pr_warning("%s: Trying to register NULL PMIC data structure"
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"with smartreflex\n", __func__);
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pr_warn("%s: Trying to register NULL PMIC data structure with smartreflex\n",
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__func__);
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return;
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}
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@ -801,7 +800,7 @@ static int omap_sr_autocomp_show(void *data, u64 *val)
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struct omap_sr *sr_info = data;
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if (!sr_info) {
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pr_warning("%s: omap_sr struct not found\n", __func__);
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pr_warn("%s: omap_sr struct not found\n", __func__);
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return -EINVAL;
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}
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@ -815,13 +814,13 @@ static int omap_sr_autocomp_store(void *data, u64 val)
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struct omap_sr *sr_info = data;
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if (!sr_info) {
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pr_warning("%s: omap_sr struct not found\n", __func__);
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pr_warn("%s: omap_sr struct not found\n", __func__);
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return -EINVAL;
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}
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/* Sanity check */
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if (val > 1) {
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pr_warning("%s: Invalid argument %lld\n", __func__, val);
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pr_warn("%s: Invalid argument %lld\n", __func__, val);
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return -EINVAL;
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}
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@ -848,19 +847,13 @@ static int __init omap_sr_probe(struct platform_device *pdev)
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int i, ret = 0;
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sr_info = devm_kzalloc(&pdev->dev, sizeof(struct omap_sr), GFP_KERNEL);
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if (!sr_info) {
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dev_err(&pdev->dev, "%s: unable to allocate sr_info\n",
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__func__);
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if (!sr_info)
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return -ENOMEM;
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}
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sr_info->name = devm_kzalloc(&pdev->dev,
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SMARTREFLEX_NAME_LEN, GFP_KERNEL);
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if (!sr_info->name) {
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dev_err(&pdev->dev, "%s: unable to allocate SR instance name\n",
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__func__);
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if (!sr_info->name)
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return -ENOMEM;
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}
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platform_set_drvdata(pdev, sr_info);
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@ -912,7 +905,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
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if (sr_class) {
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ret = sr_late_init(sr_info);
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if (ret) {
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pr_warning("%s: Error in SR late init\n", __func__);
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pr_warn("%s: Error in SR late init\n", __func__);
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goto err_list_del;
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}
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}
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@ -945,8 +938,8 @@ static int __init omap_sr_probe(struct platform_device *pdev)
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nvalue_dir = debugfs_create_dir("nvalue", sr_info->dbg_dir);
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if (IS_ERR_OR_NULL(nvalue_dir)) {
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dev_err(&pdev->dev, "%s: Unable to create debugfs directory"
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"for n-values\n", __func__);
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dev_err(&pdev->dev, "%s: Unable to create debugfs directory for n-values\n",
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__func__);
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ret = PTR_ERR(nvalue_dir);
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goto err_debugfs;
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}
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@ -1053,7 +1046,7 @@ static int __init sr_init(void)
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if (sr_pmic_data && sr_pmic_data->sr_pmic_init)
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sr_pmic_data->sr_pmic_init();
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else
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pr_warning("%s: No PMIC hook to init smartreflex\n", __func__);
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pr_warn("%s: No PMIC hook to init smartreflex\n", __func__);
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ret = platform_driver_probe(&smartreflex_driver, omap_sr_probe);
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if (ret) {
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