drm/vc4: Fix clock source for VEC PixelValve on BCM2711

On the BCM2711 (Raspberry Pi 4), the VEC is actually connected to
output 2 of pixelvalve3.

NOTE: This contradicts the Broadcom docs, but has been empirically
tested and confirmed by Raspberry Pi firmware devs.

Signed-off-by: Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210520150344.273900-2-maxime@cerno.tech

diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index 76657dcdf9b00d07291dd9eb536ff3295aea3983..665ddf8f347fd92996554d7123b9fbe0a1232aa6 100644 (file)
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -994,7 +994,7 @@ static const struct vc4_pv_data bcm2711_pv3_data = {
        .fifo_depth = 64,
        .pixels_per_clock = 1,
        .encoder_types = {
-               [0] = VC4_ENCODER_TYPE_VEC,
+               [PV_CONTROL_CLK_SELECT_VEC] = VC4_ENCODER_TYPE_VEC,
        },
 };