From 42954857190b9df16d9d873ecc7f6cc38e013e44 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Tue, 9 Jul 2019 20:32:28 +0200 Subject: brcm2708: add linux 4.19 support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Boot tested on Raspberry Pi B+ (BCM2708) and Raspberry Pi 2 (BCM2709) Signed-off-by: Álvaro Fernández Rojas --- .../950-0624-drm-vc4-Support-the-VEC-in-FKMS.patch | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.19/950-0624-drm-vc4-Support-the-VEC-in-FKMS.patch (limited to 'target/linux/brcm2708/patches-4.19/950-0624-drm-vc4-Support-the-VEC-in-FKMS.patch') diff --git a/target/linux/brcm2708/patches-4.19/950-0624-drm-vc4-Support-the-VEC-in-FKMS.patch b/target/linux/brcm2708/patches-4.19/950-0624-drm-vc4-Support-the-VEC-in-FKMS.patch new file mode 100644 index 0000000000..8ca3e91d1b --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0624-drm-vc4-Support-the-VEC-in-FKMS.patch @@ -0,0 +1,62 @@ +From 1627c1be944a27b3b2f06d8d2b9dacf917c0ff67 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson +Date: Fri, 24 May 2019 17:59:01 +0100 +Subject: [PATCH 624/703] drm/vc4: Support the VEC in FKMS + +Extends the DPI/DSI support to also report the VEC output +which supports interlacing too. + +Signed-off-by: Dave Stevenson +--- + drivers/gpu/drm/vc4/vc4_firmware_kms.c | 16 +++++++++++++++- + 1 file changed, 15 insertions(+), 1 deletion(-) + +--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c ++++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c +@@ -125,6 +125,7 @@ struct set_timings { + #define TIMINGS_FLAGS_H_SYNC_NEG 0 + #define TIMINGS_FLAGS_V_SYNC_POS BIT(1) + #define TIMINGS_FLAGS_V_SYNC_NEG 0 ++#define TIMINGS_FLAGS_INTERLACE BIT(2) + + #define TIMINGS_FLAGS_ASPECT_MASK GENMASK(7, 4) + #define TIMINGS_FLAGS_ASPECT_NONE (0 << 4) +@@ -1047,6 +1048,12 @@ static int vc4_fkms_lcd_connector_get_mo + fw_mode.flags |= DRM_MODE_FLAG_PVSYNC; + else + fw_mode.flags |= DRM_MODE_FLAG_NVSYNC; ++ if (mb.timings.flags & TIMINGS_FLAGS_V_SYNC_POS) ++ fw_mode.flags |= DRM_MODE_FLAG_PVSYNC; ++ else ++ fw_mode.flags |= DRM_MODE_FLAG_NVSYNC; ++ if (mb.timings.flags & TIMINGS_FLAGS_INTERLACE) ++ fw_mode.flags |= DRM_MODE_FLAG_INTERLACE; + + fw_mode.base.type = DRM_MODE_OBJECT_MODE; + +@@ -1133,17 +1140,24 @@ vc4_fkms_connector_init(struct drm_devic + DRM_MODE_CONNECTOR_DSI); + drm_connector_helper_add(connector, + &vc4_fkms_lcd_conn_helper_funcs); ++ connector->interlace_allowed = 0; ++ } else if (fkms_connector->display_type == DRM_MODE_ENCODER_TVDAC) { ++ drm_connector_init(dev, connector, &vc4_fkms_connector_funcs, ++ DRM_MODE_CONNECTOR_Composite); ++ drm_connector_helper_add(connector, ++ &vc4_fkms_lcd_conn_helper_funcs); ++ connector->interlace_allowed = 1; + } else { + drm_connector_init(dev, connector, &vc4_fkms_connector_funcs, + DRM_MODE_CONNECTOR_HDMIA); + drm_connector_helper_add(connector, + &vc4_fkms_connector_helper_funcs); ++ connector->interlace_allowed = 0; + } + + connector->polled = (DRM_CONNECTOR_POLL_CONNECT | + DRM_CONNECTOR_POLL_DISCONNECT); + +- connector->interlace_allowed = 0; + connector->doublescan_allowed = 0; + + drm_connector_attach_encoder(connector, encoder); -- cgit v1.2.3