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phy: qcom-snps: Add a set mode callback

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The set mode handler is used to keep track of the current role of the
device.  This is used for enabling certain resources within the PHY
depending on if the device is behaving as a host or device.

Signed-off-by: Wesley Cheng <wcheng@codeaurora.org>
Link: https://lore.kernel.org/r/20200625195444.15130-3-wcheng@codeaurora.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Wesley Cheng 2020-06-25 12:54:44 -07:00 committed by Vinod Koul
parent 0d75f508a9
commit dcbec04650
1 changed files with 12 additions and 0 deletions
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12
drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c
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@ -77,6 +77,7 @@ static const char * const qcom_snps_hsphy_vreg_names[] = {
* @phy_reset: phy reset control
* @vregs: regulator supplies bulk data
* @phy_initialized: if PHY has been initialized correctly
* @mode: contains the current mode the PHY is in
*/
struct qcom_snps_hsphy {
struct phy *phy;
@ -88,6 +89,7 @@ struct qcom_snps_hsphy {
struct regulator_bulk_data vregs[SNPS_HS_NUM_VREGS];
bool phy_initialized;
enum phy_mode mode;
};
static inline void qcom_snps_hsphy_write_mask(void __iomem *base, u32 offset,
@ -161,6 +163,15 @@ static int __maybe_unused qcom_snps_hsphy_runtime_resume(struct device *dev)
return 0;
}
static int qcom_snps_hsphy_set_mode(struct phy *phy, enum phy_mode mode,
int submode)
{
struct qcom_snps_hsphy *hsphy = phy_get_drvdata(phy);
hsphy->mode = mode;
return 0;
}
static int qcom_snps_hsphy_init(struct phy *phy)
{
struct qcom_snps_hsphy *hsphy = phy_get_drvdata(phy);
@ -258,6 +269,7 @@ static int qcom_snps_hsphy_exit(struct phy *phy)
static const struct phy_ops qcom_snps_hsphy_gen_ops = {
.init = qcom_snps_hsphy_init,
.exit = qcom_snps_hsphy_exit,
.set_mode = qcom_snps_hsphy_set_mode,
.owner = THIS_MODULE,
};