From: Roman Stratiienko <r.stratiienko@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: megous@megous.com, jernej.skrabec@siol.net,
linux-sunxi@googlegroups.com, dri-devel@lists.freedesktop.org,
wens@csie.org, Roman Stratiienko <r.stratiienko@gmail.com>
Subject: [PATCH v4 2/2] drm/sun4i: Use CRTC size instead of primary plane size as mixer frame
Date: Fri, 28 May 2021 23:30:36 +0300 [thread overview]
Message-ID: <20210528203036.17999-3-r.stratiienko@gmail.com> (raw)
In-Reply-To: <20210528203036.17999-1-r.stratiienko@gmail.com>
Fixes corrupted display picture when primary plane isn't full-screen.
Signed-off-by: Roman Stratiienko <r.stratiienko@gmail.com>
---
drivers/gpu/drm/sun4i/sun8i_mixer.c | 28 ++++++++++++++++++++++++
drivers/gpu/drm/sun4i/sun8i_ui_layer.c | 30 --------------------------
2 files changed, 28 insertions(+), 30 deletions(-)
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index 5b42cf25cc86..810c731566c0 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -248,6 +248,33 @@ int sun8i_mixer_drm_format_to_hw(u32 format, u32 *hw_format)
return -EINVAL;
}
+static void sun8i_mode_set(struct sunxi_engine *engine,
+ struct drm_display_mode *mode)
+{
+ u32 size = SUN8I_MIXER_SIZE(mode->crtc_hdisplay, mode->crtc_vdisplay);
+ struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine);
+ u32 bld_base = sun8i_blender_base(mixer);
+ u32 val;
+
+ DRM_DEBUG_DRIVER("Mode change, updating global size W: %u H: %u\n",
+ mode->crtc_hdisplay, mode->crtc_vdisplay);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_SIZE, size);
+ regmap_write(mixer->engine.regs,
+ SUN8I_MIXER_BLEND_OUTSIZE(bld_base), size);
+
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+ val = SUN8I_MIXER_BLEND_OUTCTL_INTERLACED;
+ else
+ val = 0;
+
+ regmap_update_bits(mixer->engine.regs,
+ SUN8I_MIXER_BLEND_OUTCTL(bld_base),
+ SUN8I_MIXER_BLEND_OUTCTL_INTERLACED,
+ val);
+ DRM_DEBUG_DRIVER("Switching display mixer interlaced mode %s\n",
+ val ? "on" : "off");
+}
+
static void sun8i_mixer_commit(struct sunxi_engine *engine)
{
DRM_DEBUG_DRIVER("Committing changes\n");
@@ -301,6 +328,7 @@ static struct drm_plane **sun8i_layers_init(struct drm_device *drm,
static const struct sunxi_engine_ops sun8i_engine_ops = {
.commit = sun8i_mixer_commit,
.layers_init = sun8i_layers_init,
+ .mode_set = sun8i_mode_set,
};
static const struct regmap_config sun8i_mixer_regmap_config = {
diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
index 0db164a774a1..d66fff582278 100644
--- a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
@@ -120,36 +120,6 @@ static int sun8i_ui_layer_update_coord(struct sun8i_mixer *mixer, int channel,
insize = SUN8I_MIXER_SIZE(src_w, src_h);
outsize = SUN8I_MIXER_SIZE(dst_w, dst_h);
- if (plane->type == DRM_PLANE_TYPE_PRIMARY) {
- bool interlaced = false;
- u32 val;
-
- DRM_DEBUG_DRIVER("Primary layer, updating global size W: %u H: %u\n",
- dst_w, dst_h);
- regmap_write(mixer->engine.regs,
- SUN8I_MIXER_GLOBAL_SIZE,
- outsize);
- regmap_write(mixer->engine.regs,
- SUN8I_MIXER_BLEND_OUTSIZE(bld_base), outsize);
-
- if (state->crtc)
- interlaced = state->crtc->state->adjusted_mode.flags
- & DRM_MODE_FLAG_INTERLACE;
-
- if (interlaced)
- val = SUN8I_MIXER_BLEND_OUTCTL_INTERLACED;
- else
- val = 0;
-
- regmap_update_bits(mixer->engine.regs,
- SUN8I_MIXER_BLEND_OUTCTL(bld_base),
- SUN8I_MIXER_BLEND_OUTCTL_INTERLACED,
- val);
-
- DRM_DEBUG_DRIVER("Switching display mixer interlaced mode %s\n",
- interlaced ? "on" : "off");
- }
-
/* Set height and width */
DRM_DEBUG_DRIVER("Layer source offset X: %d Y: %d\n",
state->src.x1 >> 16, state->src.y1 >> 16);
--
2.30.2
next prev parent reply other threads:[~2021-05-29 10:14 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-28 20:30 [PATCH v4 0/2] drm/sun4i: Set mixer frame to display size for DE2.0+ Roman Stratiienko
2021-05-28 20:30 ` [PATCH v4 1/2] drm/sun4i: Add mode_set callback to the engine Roman Stratiienko
2021-05-31 8:38 ` [linux-sunxi] " Priit Laes
2021-05-31 17:24 ` Jernej Škrabec
2021-05-31 17:48 ` Jernej Škrabec
2021-05-28 20:30 ` Roman Stratiienko [this message]
2021-05-28 20:41 ` [PATCH v4 2/2] drm/sun4i: Use CRTC size instead of primary plane size as mixer frame Roman Stratiienko
2021-05-31 17:43 ` Jernej Škrabec
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