Pretend the R8A7790 requires usage of VSP composition to test the
feature until Gen3 hardware is available. As the driver requires one
VSP1 instance per CRTC, disable DU2.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/rcar-du/rcar_du_drv.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 899ef7a2a7b4..93888e41487c 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -60,15 +60,16 @@ static const struct rcar_du_device_info rcar_du_r8a7779_info = {
static const struct rcar_du_device_info rcar_du_r8a7790_info = {
.gen = 2,
.features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
- | RCAR_DU_FEATURE_EXT_CTRL_REGS,
+ | RCAR_DU_FEATURE_EXT_CTRL_REGS
+ | RCAR_DU_FEATURE_VSP1_SOURCE,
.quirks = RCAR_DU_QUIRK_ALIGN_128B | RCAR_DU_QUIRK_LVDS_LANES,
- .num_crtcs = 3,
+ .num_crtcs = 2,
.routes = {
/* R8A7790 has one RGB output, two LVDS outputs and one
* (currently unsupported) TCON output.
*/
[RCAR_DU_OUTPUT_DPAD0] = {
- .possible_crtcs = BIT(2) | BIT(1) | BIT(0),
+ .possible_crtcs = BIT(1) | BIT(0),
.encoder_type = DRM_MODE_ENCODER_NONE,
.port = 0,
},
@@ -78,7 +79,7 @@ static const struct rcar_du_device_info rcar_du_r8a7790_info = {
.port = 1,
},
[RCAR_DU_OUTPUT_LVDS1] = {
- .possible_crtcs = BIT(2) | BIT(1),
+ .possible_crtcs = BIT(1),
.encoder_type = DRM_MODE_ENCODER_LVDS,
.port = 2,
},
--
Regards,
Laurent Pinchart
