2019-09-19 14:43:19 +00:00
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From 82ef7a95f5ae86df811253d58d93ca4fb2cbd45a Mon Sep 17 00:00:00 2001
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2019-07-09 18:32:28 +00:00
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From: Dave Stevenson <dave.stevenson@raspberrypi.org>
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Date: Fri, 24 May 2019 17:59:01 +0100
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2019-12-23 12:42:55 +00:00
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Subject: [PATCH] drm/vc4: Support the VEC in FKMS
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2019-07-09 18:32:28 +00:00
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Extends the DPI/DSI support to also report the VEC output
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which supports interlacing too.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
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---
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drivers/gpu/drm/vc4/vc4_firmware_kms.c | 16 +++++++++++++++-
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1 file changed, 15 insertions(+), 1 deletion(-)
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--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c
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+++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c
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@@ -125,6 +125,7 @@ struct set_timings {
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#define TIMINGS_FLAGS_H_SYNC_NEG 0
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#define TIMINGS_FLAGS_V_SYNC_POS BIT(1)
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#define TIMINGS_FLAGS_V_SYNC_NEG 0
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+#define TIMINGS_FLAGS_INTERLACE BIT(2)
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#define TIMINGS_FLAGS_ASPECT_MASK GENMASK(7, 4)
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#define TIMINGS_FLAGS_ASPECT_NONE (0 << 4)
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@@ -1047,6 +1048,12 @@ static int vc4_fkms_lcd_connector_get_mo
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fw_mode.flags |= DRM_MODE_FLAG_PVSYNC;
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else
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fw_mode.flags |= DRM_MODE_FLAG_NVSYNC;
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+ if (mb.timings.flags & TIMINGS_FLAGS_V_SYNC_POS)
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+ fw_mode.flags |= DRM_MODE_FLAG_PVSYNC;
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+ else
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+ fw_mode.flags |= DRM_MODE_FLAG_NVSYNC;
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+ if (mb.timings.flags & TIMINGS_FLAGS_INTERLACE)
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+ fw_mode.flags |= DRM_MODE_FLAG_INTERLACE;
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fw_mode.base.type = DRM_MODE_OBJECT_MODE;
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@@ -1133,17 +1140,24 @@ vc4_fkms_connector_init(struct drm_devic
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DRM_MODE_CONNECTOR_DSI);
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drm_connector_helper_add(connector,
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&vc4_fkms_lcd_conn_helper_funcs);
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+ connector->interlace_allowed = 0;
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+ } else if (fkms_connector->display_type == DRM_MODE_ENCODER_TVDAC) {
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+ drm_connector_init(dev, connector, &vc4_fkms_connector_funcs,
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+ DRM_MODE_CONNECTOR_Composite);
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+ drm_connector_helper_add(connector,
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+ &vc4_fkms_lcd_conn_helper_funcs);
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+ connector->interlace_allowed = 1;
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} else {
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drm_connector_init(dev, connector, &vc4_fkms_connector_funcs,
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DRM_MODE_CONNECTOR_HDMIA);
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drm_connector_helper_add(connector,
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&vc4_fkms_connector_helper_funcs);
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+ connector->interlace_allowed = 0;
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}
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connector->polled = (DRM_CONNECTOR_POLL_CONNECT |
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DRM_CONNECTOR_POLL_DISCONNECT);
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- connector->interlace_allowed = 0;
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connector->doublescan_allowed = 0;
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drm_connector_attach_encoder(connector, encoder);
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