Message ID | 20230922175056.244940-16-Shyam-sundar.S-k@amd.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | Introduce PMF Smart PC Solution Builder Feature | expand |
On 9/22/2023 12:50, Shyam Sundar S K wrote: > From: Basavaraj Natikar <Basavaraj.Natikar@amd.com> > > AMDSFH has information about the Ambient light via the Ambient > Light Sensor (ALS) which is part of the AMD sensor fusion hub. > Add PMF and AMDSFH interface to get this information. > > Co-developed-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> > Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> > Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com> > --- > drivers/hid/amd-sfh-hid/amd_sfh_common.h | 1 + > drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c | 6 ++++++ > .../amd-sfh-hid/sfh1_1/amd_sfh_interface.c | 20 +++++++++++++++++++ > drivers/platform/x86/amd/pmf/spc.c | 5 +++++ > include/linux/amd-pmf-io.h | 2 ++ > 5 files changed, 34 insertions(+) > > diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_common.h b/drivers/hid/amd-sfh-hid/amd_sfh_common.h > index cd57037bf217..a1950bc6e6ce 100644 > --- a/drivers/hid/amd-sfh-hid/amd_sfh_common.h > +++ b/drivers/hid/amd-sfh-hid/amd_sfh_common.h > @@ -39,6 +39,7 @@ struct amd_mp2_sensor_info { > > struct sfh_dev_status { > bool is_hpd_present; > + bool is_als_present; > }; > > struct amd_mp2_dev { > diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c > index 9c623456ee12..d8dad39d68b5 100644 > --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c > +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c > @@ -77,6 +77,9 @@ static int amd_sfh_hid_client_deinit(struct amd_mp2_dev *privdata) > case HPD_IDX: > privdata->dev_en.is_hpd_present = false; > break; > + case ALS_IDX: > + privdata->dev_en.is_als_present = false; > + break; > } > > if (cl_data->sensor_sts[i] == SENSOR_ENABLED) { > @@ -188,6 +191,9 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata) > case HPD_IDX: > privdata->dev_en.is_hpd_present = true; > break; > + case ALS_IDX: > + privdata->dev_en.is_als_present = true; > + break; Same missing tab here as previous patch > } > } > dev_dbg(dev, "sid 0x%x (%s) status 0x%x\n", > diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c > index 63a5bbca5a09..2f8200fc3062 100644 > --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c > +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c > @@ -94,12 +94,32 @@ static int amd_sfh_hpd_info(u8 *user_present) > return -ENODEV; > } > > +static int amd_sfh_als_info(u32 *ambient_light) > +{ > + if (emp2 && emp2->dev_en.is_als_present) { > + struct sfh_als_data als_data; > + void __iomem *sensoraddr; > + > + sensoraddr = emp2->vsbase + > + (ALS_IDX * SENSOR_DATA_MEM_SIZE_DEFAULT) + > + OFFSET_SENSOR_DATA_DEFAULT; > + memcpy_fromio(&als_data, sensoraddr, sizeof(struct sfh_als_data)); > + *ambient_light = float_to_int(als_data.lux); > + > + return 0; > + } > + > + return -ENODEV; > +} > + > int amd_get_sfh_info(struct amd_sfh_info *sfh_info, enum sfh_message_type op) > { > if (sfh_info) { > switch (op) { > case MT_HPD: > return amd_sfh_hpd_info(&sfh_info->user_present); > + case MT_ALS: > + return amd_sfh_als_info(&sfh_info->ambient_light); > } > } > return -1; > diff --git a/drivers/platform/x86/amd/pmf/spc.c b/drivers/platform/x86/amd/pmf/spc.c > index 97293ae25cf5..8e19b351e76f 100644 > --- a/drivers/platform/x86/amd/pmf/spc.c > +++ b/drivers/platform/x86/amd/pmf/spc.c > @@ -49,6 +49,7 @@ void amd_pmf_dump_ta_inputs(struct amd_pmf_dev *dev, struct ta_pmf_enact_table * > "Connected" : "disconnected/unknown"); > dev_dbg(dev->dev, "LID State : %s\n", in->ev_info.lid_state ? "Close" : "Open"); > dev_dbg(dev->dev, "User Presence : %s\n", in->ev_info.user_present ? "Present" : "Away"); > + dev_dbg(dev->dev, "Ambient Light : %d\n", in->ev_info.ambient_light); > dev_dbg(dev->dev, "==== TA inputs END ====\n"); > } > #else > @@ -161,6 +162,10 @@ static void amd_pmf_get_sensor_info(struct amd_pmf_dev *dev, struct ta_pmf_enact > { > struct amd_sfh_info sfh_info; > > + /* get ALS data */ > + amd_get_sfh_info(&sfh_info, MT_ALS); Like previous patch, I think you should look at return code here. > + in->ev_info.ambient_light = sfh_info.ambient_light; > + > /* get HPD data */ > amd_get_sfh_info(&sfh_info, MT_HPD); > switch (sfh_info.user_present) { > diff --git a/include/linux/amd-pmf-io.h b/include/linux/amd-pmf-io.h > index 4f82973f6ad2..dac0af573a16 100644 > --- a/include/linux/amd-pmf-io.h > +++ b/include/linux/amd-pmf-io.h > @@ -31,6 +31,7 @@ int amd_pmf_set_gfx_data(struct amd_gpu_pmf_data *pmf); > /* amd-sfh */ > enum sfh_message_type { > MT_HPD, > + MT_ALS, > }; > > enum hpd_info { > @@ -40,6 +41,7 @@ enum hpd_info { > }; > > struct amd_sfh_info { > + u32 ambient_light; > u8 user_present; > /* add future caps below */ > };
On Fri, 22 Sep 2023, Shyam Sundar S K wrote: > From: Basavaraj Natikar <Basavaraj.Natikar@amd.com> > > AMDSFH has information about the Ambient light via the Ambient > Light Sensor (ALS) which is part of the AMD sensor fusion hub. > Add PMF and AMDSFH interface to get this information. > > Co-developed-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> > Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> > Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com> > --- > drivers/hid/amd-sfh-hid/amd_sfh_common.h | 1 + > drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c | 6 ++++++ > .../amd-sfh-hid/sfh1_1/amd_sfh_interface.c | 20 +++++++++++++++++++ > drivers/platform/x86/amd/pmf/spc.c | 5 +++++ > include/linux/amd-pmf-io.h | 2 ++ > 5 files changed, 34 insertions(+) > > diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_common.h b/drivers/hid/amd-sfh-hid/amd_sfh_common.h > index cd57037bf217..a1950bc6e6ce 100644 > --- a/drivers/hid/amd-sfh-hid/amd_sfh_common.h > +++ b/drivers/hid/amd-sfh-hid/amd_sfh_common.h > @@ -39,6 +39,7 @@ struct amd_mp2_sensor_info { > > struct sfh_dev_status { > bool is_hpd_present; > + bool is_als_present; > }; > > struct amd_mp2_dev { > diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c > index 9c623456ee12..d8dad39d68b5 100644 > --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c > +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c > @@ -77,6 +77,9 @@ static int amd_sfh_hid_client_deinit(struct amd_mp2_dev *privdata) > case HPD_IDX: > privdata->dev_en.is_hpd_present = false; > break; > + case ALS_IDX: > + privdata->dev_en.is_als_present = false; > + break; > } > > if (cl_data->sensor_sts[i] == SENSOR_ENABLED) { > @@ -188,6 +191,9 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata) > case HPD_IDX: > privdata->dev_en.is_hpd_present = true; > break; > + case ALS_IDX: > + privdata->dev_en.is_als_present = true; > + break; > } > } > dev_dbg(dev, "sid 0x%x (%s) status 0x%x\n", > diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c > index 63a5bbca5a09..2f8200fc3062 100644 > --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c > +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c > @@ -94,12 +94,32 @@ static int amd_sfh_hpd_info(u8 *user_present) > return -ENODEV; > } > > +static int amd_sfh_als_info(u32 *ambient_light) > +{ > + if (emp2 && emp2->dev_en.is_als_present) { > + struct sfh_als_data als_data; > + void __iomem *sensoraddr; > + > + sensoraddr = emp2->vsbase + > + (ALS_IDX * SENSOR_DATA_MEM_SIZE_DEFAULT) + > + OFFSET_SENSOR_DATA_DEFAULT; > + memcpy_fromio(&als_data, sensoraddr, sizeof(struct sfh_als_data)); > + *ambient_light = float_to_int(als_data.lux); > + > + return 0; > + } > + > + return -ENODEV; > +} > + > int amd_get_sfh_info(struct amd_sfh_info *sfh_info, enum sfh_message_type op) > { > if (sfh_info) { > switch (op) { > case MT_HPD: > return amd_sfh_hpd_info(&sfh_info->user_present); > + case MT_ALS: > + return amd_sfh_als_info(&sfh_info->ambient_light); > } > } > return -1; > diff --git a/drivers/platform/x86/amd/pmf/spc.c b/drivers/platform/x86/amd/pmf/spc.c > index 97293ae25cf5..8e19b351e76f 100644 > --- a/drivers/platform/x86/amd/pmf/spc.c > +++ b/drivers/platform/x86/amd/pmf/spc.c > @@ -49,6 +49,7 @@ void amd_pmf_dump_ta_inputs(struct amd_pmf_dev *dev, struct ta_pmf_enact_table * > "Connected" : "disconnected/unknown"); > dev_dbg(dev->dev, "LID State : %s\n", in->ev_info.lid_state ? "Close" : "Open"); > dev_dbg(dev->dev, "User Presence : %s\n", in->ev_info.user_present ? "Present" : "Away"); > + dev_dbg(dev->dev, "Ambient Light : %d\n", in->ev_info.ambient_light); %d vs u32 > dev_dbg(dev->dev, "==== TA inputs END ====\n"); > } > #else > @@ -161,6 +162,10 @@ static void amd_pmf_get_sensor_info(struct amd_pmf_dev *dev, struct ta_pmf_enact > { > struct amd_sfh_info sfh_info; > > + /* get ALS data */ > + amd_get_sfh_info(&sfh_info, MT_ALS); > + in->ev_info.ambient_light = sfh_info.ambient_light; > + > /* get HPD data */ > amd_get_sfh_info(&sfh_info, MT_HPD); > switch (sfh_info.user_present) { > diff --git a/include/linux/amd-pmf-io.h b/include/linux/amd-pmf-io.h > index 4f82973f6ad2..dac0af573a16 100644 > --- a/include/linux/amd-pmf-io.h > +++ b/include/linux/amd-pmf-io.h > @@ -31,6 +31,7 @@ int amd_pmf_set_gfx_data(struct amd_gpu_pmf_data *pmf); > /* amd-sfh */ > enum sfh_message_type { > MT_HPD, > + MT_ALS, > }; > > enum hpd_info { > @@ -40,6 +41,7 @@ enum hpd_info { > }; > > struct amd_sfh_info { > + u32 ambient_light; > u8 user_present; > /* add future caps below */ > }; >
Hi Ilpo, On 9/27/2023 7:03 PM, Ilpo Järvinen wrote: > On Fri, 22 Sep 2023, Shyam Sundar S K wrote: > >> From: Basavaraj Natikar <Basavaraj.Natikar@amd.com> >> >> AMDSFH has information about the Ambient light via the Ambient >> Light Sensor (ALS) which is part of the AMD sensor fusion hub. >> Add PMF and AMDSFH interface to get this information. >> >> Co-developed-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> >> Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> >> Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com> >> --- >> drivers/hid/amd-sfh-hid/amd_sfh_common.h | 1 + >> drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c | 6 ++++++ >> .../amd-sfh-hid/sfh1_1/amd_sfh_interface.c | 20 +++++++++++++++++++ >> drivers/platform/x86/amd/pmf/spc.c | 5 +++++ >> include/linux/amd-pmf-io.h | 2 ++ >> 5 files changed, 34 insertions(+) >> >> diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_common.h b/drivers/hid/amd-sfh-hid/amd_sfh_common.h >> index cd57037bf217..a1950bc6e6ce 100644 >> --- a/drivers/hid/amd-sfh-hid/amd_sfh_common.h >> +++ b/drivers/hid/amd-sfh-hid/amd_sfh_common.h >> @@ -39,6 +39,7 @@ struct amd_mp2_sensor_info { >> >> struct sfh_dev_status { >> bool is_hpd_present; >> + bool is_als_present; >> }; >> >> struct amd_mp2_dev { >> diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c >> index 9c623456ee12..d8dad39d68b5 100644 >> --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c >> +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c >> @@ -77,6 +77,9 @@ static int amd_sfh_hid_client_deinit(struct amd_mp2_dev *privdata) >> case HPD_IDX: >> privdata->dev_en.is_hpd_present = false; >> break; >> + case ALS_IDX: >> + privdata->dev_en.is_als_present = false; >> + break; >> } >> >> if (cl_data->sensor_sts[i] == SENSOR_ENABLED) { >> @@ -188,6 +191,9 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata) >> case HPD_IDX: >> privdata->dev_en.is_hpd_present = true; >> break; >> + case ALS_IDX: >> + privdata->dev_en.is_als_present = true; >> + break; >> } >> } >> dev_dbg(dev, "sid 0x%x (%s) status 0x%x\n", >> diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c >> index 63a5bbca5a09..2f8200fc3062 100644 >> --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c >> +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c >> @@ -94,12 +94,32 @@ static int amd_sfh_hpd_info(u8 *user_present) >> return -ENODEV; >> } >> >> +static int amd_sfh_als_info(u32 *ambient_light) >> +{ >> + if (emp2 && emp2->dev_en.is_als_present) { >> + struct sfh_als_data als_data; >> + void __iomem *sensoraddr; >> + >> + sensoraddr = emp2->vsbase + >> + (ALS_IDX * SENSOR_DATA_MEM_SIZE_DEFAULT) + >> + OFFSET_SENSOR_DATA_DEFAULT; >> + memcpy_fromio(&als_data, sensoraddr, sizeof(struct sfh_als_data)); >> + *ambient_light = float_to_int(als_data.lux); >> + >> + return 0; >> + } >> + >> + return -ENODEV; >> +} >> + >> int amd_get_sfh_info(struct amd_sfh_info *sfh_info, enum sfh_message_type op) >> { >> if (sfh_info) { >> switch (op) { >> case MT_HPD: >> return amd_sfh_hpd_info(&sfh_info->user_present); >> + case MT_ALS: >> + return amd_sfh_als_info(&sfh_info->ambient_light); >> } >> } >> return -1; >> diff --git a/drivers/platform/x86/amd/pmf/spc.c b/drivers/platform/x86/amd/pmf/spc.c >> index 97293ae25cf5..8e19b351e76f 100644 >> --- a/drivers/platform/x86/amd/pmf/spc.c >> +++ b/drivers/platform/x86/amd/pmf/spc.c >> @@ -49,6 +49,7 @@ void amd_pmf_dump_ta_inputs(struct amd_pmf_dev *dev, struct ta_pmf_enact_table * >> "Connected" : "disconnected/unknown"); >> dev_dbg(dev->dev, "LID State : %s\n", in->ev_info.lid_state ? "Close" : "Open"); >> dev_dbg(dev->dev, "User Presence : %s\n", in->ev_info.user_present ? "Present" : "Away"); >> + dev_dbg(dev->dev, "Ambient Light : %d\n", in->ev_info.ambient_light); > > %d vs u32 Thank you very much for your feedback. I will respin a new version soon addressing your review remarks. Thanks, Shyam > >> dev_dbg(dev->dev, "==== TA inputs END ====\n"); >> } >> #else >> @@ -161,6 +162,10 @@ static void amd_pmf_get_sensor_info(struct amd_pmf_dev *dev, struct ta_pmf_enact >> { >> struct amd_sfh_info sfh_info; >> >> + /* get ALS data */ >> + amd_get_sfh_info(&sfh_info, MT_ALS); >> + in->ev_info.ambient_light = sfh_info.ambient_light; >> + >> /* get HPD data */ >> amd_get_sfh_info(&sfh_info, MT_HPD); >> switch (sfh_info.user_present) { >> diff --git a/include/linux/amd-pmf-io.h b/include/linux/amd-pmf-io.h >> index 4f82973f6ad2..dac0af573a16 100644 >> --- a/include/linux/amd-pmf-io.h >> +++ b/include/linux/amd-pmf-io.h >> @@ -31,6 +31,7 @@ int amd_pmf_set_gfx_data(struct amd_gpu_pmf_data *pmf); >> /* amd-sfh */ >> enum sfh_message_type { >> MT_HPD, >> + MT_ALS, >> }; >> >> enum hpd_info { >> @@ -40,6 +41,7 @@ enum hpd_info { >> }; >> >> struct amd_sfh_info { >> + u32 ambient_light; >> u8 user_present; >> /* add future caps below */ >> }; >> >
diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_common.h b/drivers/hid/amd-sfh-hid/amd_sfh_common.h index cd57037bf217..a1950bc6e6ce 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_common.h +++ b/drivers/hid/amd-sfh-hid/amd_sfh_common.h @@ -39,6 +39,7 @@ struct amd_mp2_sensor_info { struct sfh_dev_status { bool is_hpd_present; + bool is_als_present; }; struct amd_mp2_dev { diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c index 9c623456ee12..d8dad39d68b5 100644 --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c @@ -77,6 +77,9 @@ static int amd_sfh_hid_client_deinit(struct amd_mp2_dev *privdata) case HPD_IDX: privdata->dev_en.is_hpd_present = false; break; + case ALS_IDX: + privdata->dev_en.is_als_present = false; + break; } if (cl_data->sensor_sts[i] == SENSOR_ENABLED) { @@ -188,6 +191,9 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata) case HPD_IDX: privdata->dev_en.is_hpd_present = true; break; + case ALS_IDX: + privdata->dev_en.is_als_present = true; + break; } } dev_dbg(dev, "sid 0x%x (%s) status 0x%x\n", diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c index 63a5bbca5a09..2f8200fc3062 100644 --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c @@ -94,12 +94,32 @@ static int amd_sfh_hpd_info(u8 *user_present) return -ENODEV; } +static int amd_sfh_als_info(u32 *ambient_light) +{ + if (emp2 && emp2->dev_en.is_als_present) { + struct sfh_als_data als_data; + void __iomem *sensoraddr; + + sensoraddr = emp2->vsbase + + (ALS_IDX * SENSOR_DATA_MEM_SIZE_DEFAULT) + + OFFSET_SENSOR_DATA_DEFAULT; + memcpy_fromio(&als_data, sensoraddr, sizeof(struct sfh_als_data)); + *ambient_light = float_to_int(als_data.lux); + + return 0; + } + + return -ENODEV; +} + int amd_get_sfh_info(struct amd_sfh_info *sfh_info, enum sfh_message_type op) { if (sfh_info) { switch (op) { case MT_HPD: return amd_sfh_hpd_info(&sfh_info->user_present); + case MT_ALS: + return amd_sfh_als_info(&sfh_info->ambient_light); } } return -1; diff --git a/drivers/platform/x86/amd/pmf/spc.c b/drivers/platform/x86/amd/pmf/spc.c index 97293ae25cf5..8e19b351e76f 100644 --- a/drivers/platform/x86/amd/pmf/spc.c +++ b/drivers/platform/x86/amd/pmf/spc.c @@ -49,6 +49,7 @@ void amd_pmf_dump_ta_inputs(struct amd_pmf_dev *dev, struct ta_pmf_enact_table * "Connected" : "disconnected/unknown"); dev_dbg(dev->dev, "LID State : %s\n", in->ev_info.lid_state ? "Close" : "Open"); dev_dbg(dev->dev, "User Presence : %s\n", in->ev_info.user_present ? "Present" : "Away"); + dev_dbg(dev->dev, "Ambient Light : %d\n", in->ev_info.ambient_light); dev_dbg(dev->dev, "==== TA inputs END ====\n"); } #else @@ -161,6 +162,10 @@ static void amd_pmf_get_sensor_info(struct amd_pmf_dev *dev, struct ta_pmf_enact { struct amd_sfh_info sfh_info; + /* get ALS data */ + amd_get_sfh_info(&sfh_info, MT_ALS); + in->ev_info.ambient_light = sfh_info.ambient_light; + /* get HPD data */ amd_get_sfh_info(&sfh_info, MT_HPD); switch (sfh_info.user_present) { diff --git a/include/linux/amd-pmf-io.h b/include/linux/amd-pmf-io.h index 4f82973f6ad2..dac0af573a16 100644 --- a/include/linux/amd-pmf-io.h +++ b/include/linux/amd-pmf-io.h @@ -31,6 +31,7 @@ int amd_pmf_set_gfx_data(struct amd_gpu_pmf_data *pmf); /* amd-sfh */ enum sfh_message_type { MT_HPD, + MT_ALS, }; enum hpd_info { @@ -40,6 +41,7 @@ enum hpd_info { }; struct amd_sfh_info { + u32 ambient_light; u8 user_present; /* add future caps below */ };