diff options
Diffstat (limited to 'drivers/gpu/drm/rcar-du/rcar_du_group.c')
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_group.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_group.c b/drivers/gpu/drm/rcar-du/rcar_du_group.c index 4c62841eff2f..f38703e7a10d 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_group.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_group.c @@ -56,8 +56,6 @@ static void rcar_du_group_setup_pins(struct rcar_du_group *rgrp) static void rcar_du_group_setup_defr8(struct rcar_du_group *rgrp) { struct rcar_du_device *rcdu = rgrp->dev; - unsigned int possible_crtcs = - rcdu->info->routes[RCAR_DU_OUTPUT_DPAD0].possible_crtcs; u32 defr8 = DEFR8_CODE; if (rcdu->info->gen < 3) { @@ -69,21 +67,18 @@ static void rcar_du_group_setup_defr8(struct rcar_du_group *rgrp) * DU instances that support it. */ if (rgrp->index == 0) { - if (possible_crtcs > 1) - defr8 |= DEFR8_DRGBS_DU(rcdu->dpad0_source); + defr8 |= DEFR8_DRGBS_DU(rcdu->dpad0_source); if (rgrp->dev->vspd1_sink == 2) defr8 |= DEFR8_VSCS; } } else { /* - * On Gen3 VSPD routing can't be configured, but DPAD routing - * needs to be set despite having a single option available. + * On Gen3 VSPD routing can't be configured, and DPAD routing + * is set in the group corresponding to the DPAD output (no Gen3 + * SoC has multiple DPAD sources belonging to separate groups). */ - unsigned int rgb_crtc = ffs(possible_crtcs) - 1; - struct rcar_du_crtc *crtc = &rcdu->crtcs[rgb_crtc]; - - if (crtc->index / 2 == rgrp->index) - defr8 |= DEFR8_DRGBS_DU(crtc->index); + if (rgrp->index == rcdu->dpad0_source / 2) + defr8 |= DEFR8_DRGBS_DU(rcdu->dpad0_source); } rcar_du_group_write(rgrp, DEFR8, defr8); |