On Wed, Jan 20, 2021 at 1:36 PM Paul Cercueil <p...@crapouillou.net> wrote: > > Even though the JZ4740 did not have the OSD mode, it had (according to > the documentation) two DMA channels, but there is absolutely no > information about how to select the second DMA channel. > > Make the ingenic-drm driver work in non-OSD mode by using the > foreground0 plane (which is bound to the DMA0 channel) as the primary > plane, instead of the foreground1 plane, which is the primary plane > when in OSD mode. > > Fixes: 3c9bea4ef32b ("drm/ingenic: Add support for OSD mode") > Cc: <sta...@vger.kernel.org> # v5.8+ > Signed-off-by: Paul Cercueil <p...@crapouillou.net>
Does what it says on the tin^Wcommit message. Acked-by: Daniel Vetter <daniel.vet...@ffwll.ch> > --- > drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 11 +++++++---- > 1 file changed, 7 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c > b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c > index 158433b4c084..963dcbfeaba2 100644 > --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c > +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c > @@ -554,7 +554,7 @@ static void ingenic_drm_plane_atomic_update(struct > drm_plane *plane, > height = state->src_h >> 16; > cpp = state->fb->format->cpp[0]; > > - if (priv->soc_info->has_osd && plane->type == > DRM_PLANE_TYPE_OVERLAY) > + if (!priv->soc_info->has_osd || plane->type == > DRM_PLANE_TYPE_OVERLAY) > hwdesc = &priv->dma_hwdescs->hwdesc_f0; > else > hwdesc = &priv->dma_hwdescs->hwdesc_f1; > @@ -826,6 +826,7 @@ static int ingenic_drm_bind(struct device *dev, bool > has_components) > const struct jz_soc_info *soc_info; > struct ingenic_drm *priv; > struct clk *parent_clk; > + struct drm_plane *primary; > struct drm_bridge *bridge; > struct drm_panel *panel; > struct drm_encoder *encoder; > @@ -940,9 +941,11 @@ static int ingenic_drm_bind(struct device *dev, bool > has_components) > if (soc_info->has_osd) > priv->ipu_plane = drm_plane_from_index(drm, 0); > > - drm_plane_helper_add(&priv->f1, &ingenic_drm_plane_helper_funcs); > + primary = priv->soc_info->has_osd ? &priv->f1 : &priv->f0; > > - ret = drm_universal_plane_init(drm, &priv->f1, 1, > + drm_plane_helper_add(primary, &ingenic_drm_plane_helper_funcs); > + > + ret = drm_universal_plane_init(drm, primary, 1, > &ingenic_drm_primary_plane_funcs, > priv->soc_info->formats_f1, > priv->soc_info->num_formats_f1, > @@ -954,7 +957,7 @@ static int ingenic_drm_bind(struct device *dev, bool > has_components) > > drm_crtc_helper_add(&priv->crtc, &ingenic_drm_crtc_helper_funcs); > > - ret = drm_crtc_init_with_planes(drm, &priv->crtc, &priv->f1, > + ret = drm_crtc_init_with_planes(drm, &priv->crtc, primary, > NULL, &ingenic_drm_crtc_funcs, NULL); > if (ret) { > dev_err(dev, "Failed to init CRTC: %i\n", ret); > -- > 2.29.2 > -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel