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PCI/pwrctrl: pwrseq: Factor out power on/off code to helpers

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In order to allow the pwrctrl core to control the power on/off logic of the
pwrctrl pwrseq driver, move the power on/off code to
pci_pwrctrl_pwrseq_power_{off/on} helper functions.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com
>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
Link: https://patch.msgid.link/20260115-pci-pwrctrl-rework-v5-8-9d26da3ce903@oss.qualcomm.com
This commit is contained in:
Manivannan Sadhasivam
2026-01-16 12:23:04 -06:00
committed by Bjorn Helgaas
parent 0afc90ced0
commit 2045c35281
1 changed files with 20 additions and 4 deletions
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24
drivers/pci/pwrctrl/pci-pwrctrl-pwrseq.c
View File

@@ -52,11 +52,27 @@ static const struct pwrseq_pwrctrl_pdata pwrseq_pwrctrl_qcom_wcn_pdata = {
.validate_device = pwrseq_pwrctrl_qcm_wcn_validate_device,
};
static int pwrseq_pwrctrl_power_on(struct pci_pwrctrl *pwrctrl)
{
struct pwrseq_pwrctrl *pwrseq = container_of(pwrctrl,
struct pwrseq_pwrctrl, pwrctrl);
return pwrseq_power_on(pwrseq->pwrseq);
}
static int pwrseq_pwrctrl_power_off(struct pci_pwrctrl *pwrctrl)
{
struct pwrseq_pwrctrl *pwrseq = container_of(pwrctrl,
struct pwrseq_pwrctrl, pwrctrl);
return pwrseq_power_off(pwrseq->pwrseq);
}
static void devm_pwrseq_pwrctrl_power_off(void *data)
{
struct pwrseq_desc *pwrseq = data;
struct pwrseq_pwrctrl *pwrseq = data;
pwrseq_power_off(pwrseq);
pwrseq_pwrctrl_power_off(&pwrseq->pwrctrl);
}
static int pwrseq_pwrctrl_probe(struct platform_device *pdev)
@@ -85,13 +101,13 @@ static int pwrseq_pwrctrl_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(pwrseq->pwrseq),
"Failed to get the power sequencer\n");
ret = pwrseq_power_on(pwrseq->pwrseq);
ret = pwrseq_pwrctrl_power_on(&pwrseq->pwrctrl);
if (ret)
return dev_err_probe(dev, ret,
"Failed to power-on the device\n");
ret = devm_add_action_or_reset(dev, devm_pwrseq_pwrctrl_power_off,
pwrseq->pwrseq);
pwrseq);
if (ret)
return ret;