diff options
| -rw-r--r-- | drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c b/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c index be34e4a8d738..a6d516182425 100644 --- a/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c +++ b/drivers/firmware/arm_scmi/vendors/imx/imx-sm-misc.c @@ -27,6 +27,7 @@ enum scmi_imx_misc_protocol_cmd { SCMI_IMX_MISC_CTRL_GET = 0x4, SCMI_IMX_MISC_DISCOVER_BUILD_INFO = 0x6, SCMI_IMX_MISC_CTRL_NOTIFY = 0x8, + SCMI_IMX_MISC_CFG_INFO_GET = 0xC, }; struct scmi_imx_misc_info { @@ -75,6 +76,12 @@ struct scmi_imx_misc_buildinfo_out { u8 buildtime[MISC_MAX_BUILDTIME]; }; +struct scmi_imx_misc_cfg_info_out { + __le32 msel; +#define MISC_MAX_CFGNAME 16 + u8 cfgname[MISC_MAX_CFGNAME]; +}; + static int scmi_imx_misc_attributes_get(const struct scmi_protocol_handle *ph, struct scmi_imx_misc_info *mi) { @@ -309,6 +316,30 @@ static int scmi_imx_misc_build_info_discover(const struct scmi_protocol_handle * return ret; } +static int scmi_imx_misc_cfg_info_get(const struct scmi_protocol_handle *ph) +{ + struct scmi_imx_misc_cfg_info_out *out; + char name[MISC_MAX_CFGNAME]; + struct scmi_xfer *t; + int ret; + + ret = ph->xops->xfer_get_init(ph, SCMI_IMX_MISC_CFG_INFO_GET, 0, sizeof(*out), &t); + if (ret) + return ret; + + ret = ph->xops->do_xfer(ph, t); + if (!ret) { + out = t->rx.buf; + strscpy(name, out->cfgname, MISC_MAX_CFGNAME); + dev_info(ph->dev, "SM Config\t= %s, mSel = %u\n", + name, le32_to_cpu(out->msel)); + } + + ph->xops->xfer_put(ph, t); + + return ret; +} + static const struct scmi_imx_misc_proto_ops scmi_imx_misc_proto_ops = { .misc_ctrl_set = scmi_imx_misc_ctrl_set, .misc_ctrl_get = scmi_imx_misc_ctrl_get, @@ -340,6 +371,10 @@ static int scmi_imx_misc_protocol_init(const struct scmi_protocol_handle *ph) if (ret && ret != -EOPNOTSUPP) return ret; + ret = scmi_imx_misc_cfg_info_get(ph); + if (ret && ret != -EOPNOTSUPP) + return ret; + return ph->set_priv(ph, minfo, version); } |