Re: [PATCH 2/2] platform/x86/amd/pmf: Get Human presence information from AMD SFH driver

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On 1/23/2024 08:14, Shyam Sundar S K wrote:
AMD SFH driver has APIs defined to export the ambient light information;
use this within the PMF driver to send inputs to the PMF TA, so that PMF
driver can enact to the actions coming from the TA.

Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@xxxxxxx>
Reviewed-by: Mario Limonciello <mario.limonciello@xxxxxxx>
  drivers/platform/x86/amd/pmf/spc.c | 8 ++++++++
  1 file changed, 8 insertions(+)

diff --git a/drivers/platform/x86/amd/pmf/spc.c b/drivers/platform/x86/amd/pmf/spc.c
index 87ae7c41c9f8..a3dec14c3004 100644
--- a/drivers/platform/x86/amd/pmf/spc.c
+++ b/drivers/platform/x86/amd/pmf/spc.c
@@ -46,6 +46,7 @@ void amd_pmf_dump_ta_inputs(struct amd_pmf_dev *dev, struct ta_pmf_enact_table *
  	dev_dbg(dev->dev, "GFX Busy: %u\n", in->ev_info.gfx_busy);
  	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");
@@ -154,6 +155,13 @@ static int amd_pmf_get_sensor_info(struct amd_pmf_dev *dev, struct ta_pmf_enact_
  	struct amd_sfh_info sfh_info;
  	int ret;
+ /* Get ALS data */
+	ret = amd_get_sfh_info(&sfh_info, MT_ALS);
+	if (!ret)
+		in->ev_info.ambient_light = sfh_info.ambient_light;
+	else
+		return ret;
  	/* get HPD data */
  	ret = amd_get_sfh_info(&sfh_info, MT_HPD);
  	if (ret)

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