[PATCH v5 35/44] drm/rockchip: inno_hdmi: Drop HDMI Vendor Infoframe support

From: Maxime Ripard
Date: Thu Dec 07 2023 - 10:52:37 EST


The HDMI vendor infoframe is only meant to be sent with 4k60 modes and
higher, but the controller doesn't support them. Let's drop them from
the kernel.

Suggested-by: Johan Jonker <jbx6244@xxxxxxxxx>
Signed-off-by: Maxime Ripard <mripard@xxxxxxxxxx>
---
drivers/gpu/drm/rockchip/inno_hdmi.c | 35 ++++++++++-------------------------
1 file changed, 10 insertions(+), 25 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
index 59b2b676b7b8..9c64f94ede6f 100644
--- a/drivers/gpu/drm/rockchip/inno_hdmi.c
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
@@ -157,11 +157,15 @@ static void inno_hdmi_reset(struct inno_hdmi *hdmi)
}

static int inno_hdmi_upload_frame(struct inno_hdmi *hdmi, int setup_rc,
- union hdmi_infoframe *frame, u32 frame_index,
- u32 mask, u32 disable, u32 enable)
+ union hdmi_infoframe *frame, u32 frame_index)
{
- if (mask)
- hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, disable);
+ struct drm_connector *connector = &hdmi->connector;
+
+ if (frame_index != INFOFRAME_AVI) {
+ drm_err(connector->dev,
+ "Unsupported infoframe type: %u\n", frame_index);
+ return 0;
+ }

hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, frame_index);

@@ -177,28 +181,11 @@ static int inno_hdmi_upload_frame(struct inno_hdmi *hdmi, int setup_rc,
for (i = 0; i < rc; i++)
hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i,
packed_frame[i]);
-
- if (mask)
- hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, enable);
}

return setup_rc;
}

-static int inno_hdmi_config_video_vsi(struct inno_hdmi *hdmi,
- struct drm_display_mode *mode)
-{
- union hdmi_infoframe frame;
- int rc;
-
- rc = drm_hdmi_vendor_infoframe_from_display_mode(&frame.vendor.hdmi,
- &hdmi->connector,
- mode);
-
- return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_VSI,
- m_PACKET_VSI_EN, v_PACKET_VSI_EN(0), v_PACKET_VSI_EN(1));
-}
-
static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi,
struct drm_display_mode *mode)
{
@@ -210,7 +197,7 @@ static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi,
mode);
frame.avi.colorspace = HDMI_COLORSPACE_RGB;

- return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_AVI, 0, 0, 0);
+ return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_AVI);
}

static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi)
@@ -306,10 +293,8 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi,

inno_hdmi_config_video_csc(hdmi);

- if (display->is_hdmi) {
+ if (display->is_hdmi)
inno_hdmi_config_video_avi(hdmi, mode);
- inno_hdmi_config_video_vsi(hdmi, mode);
- }

/*
* When IP controller have configured to an accurate video

--
2.43.0