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-rw-r--r--drivers/gpu/drm/imx/imx-drm-core.c6
-rw-r--r--drivers/gpu/drm/imx/ipuv3-plane.c28
-rw-r--r--drivers/gpu/ipu-v3/ipu-image-convert.c2
3 files changed, 26 insertions, 10 deletions
diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
index 98df09c2b388..9672b579f950 100644
--- a/drivers/gpu/drm/imx/imx-drm-core.c
+++ b/drivers/gpu/drm/imx/imx-drm-core.c
@@ -357,8 +357,8 @@ static int imx_drm_bind(struct device *dev)
int ret;
drm = drm_dev_alloc(&imx_drm_driver, dev);
- if (!drm)
- return -ENOMEM;
+ if (IS_ERR(drm))
+ return PTR_ERR(drm);
imxdrm = devm_kzalloc(dev, sizeof(*imxdrm), GFP_KERNEL);
if (!imxdrm) {
@@ -436,9 +436,11 @@ static int imx_drm_bind(struct device *dev)
err_fbhelper:
drm_kms_helper_poll_fini(drm);
+#if IS_ENABLED(CONFIG_DRM_FBDEV_EMULATION)
if (imxdrm->fbhelper)
drm_fbdev_cma_fini(imxdrm->fbhelper);
err_unbind:
+#endif
component_unbind_all(drm->dev, drm);
err_vblank:
drm_vblank_cleanup(drm);
diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c
index ce22d0a0ddc8..d5864ed4d772 100644
--- a/drivers/gpu/drm/imx/ipuv3-plane.c
+++ b/drivers/gpu/drm/imx/ipuv3-plane.c
@@ -103,11 +103,11 @@ drm_plane_state_to_vbo(struct drm_plane_state *state)
(state->src_x >> 16) / 2 - eba;
}
-static void ipu_plane_atomic_set_base(struct ipu_plane *ipu_plane,
- struct drm_plane_state *old_state)
+static void ipu_plane_atomic_set_base(struct ipu_plane *ipu_plane)
{
struct drm_plane *plane = &ipu_plane->base;
struct drm_plane_state *state = plane->state;
+ struct drm_crtc_state *crtc_state = state->crtc->state;
struct drm_framebuffer *fb = state->fb;
unsigned long eba, ubo, vbo;
int active;
@@ -117,7 +117,7 @@ static void ipu_plane_atomic_set_base(struct ipu_plane *ipu_plane,
switch (fb->pixel_format) {
case DRM_FORMAT_YUV420:
case DRM_FORMAT_YVU420:
- if (old_state->fb)
+ if (!drm_atomic_crtc_needs_modeset(crtc_state))
break;
/*
@@ -149,7 +149,7 @@ static void ipu_plane_atomic_set_base(struct ipu_plane *ipu_plane,
break;
}
- if (old_state->fb) {
+ if (!drm_atomic_crtc_needs_modeset(crtc_state)) {
active = ipu_idmac_get_current_buffer(ipu_plane->ipu_ch);
ipu_cpmem_set_buffer(ipu_plane->ipu_ch, !active, eba);
ipu_idmac_select_buffer(ipu_plane->ipu_ch, !active);
@@ -259,6 +259,7 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
struct drm_framebuffer *fb = state->fb;
struct drm_framebuffer *old_fb = old_state->fb;
unsigned long eba, ubo, vbo, old_ubo, old_vbo;
+ int hsub, vsub;
/* Ok to disable */
if (!fb)
@@ -355,7 +356,9 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
if ((ubo > 0xfffff8) || (vbo > 0xfffff8))
return -EINVAL;
- if (old_fb) {
+ if (old_fb &&
+ (old_fb->pixel_format == DRM_FORMAT_YUV420 ||
+ old_fb->pixel_format == DRM_FORMAT_YVU420)) {
old_ubo = drm_plane_state_to_ubo(old_state);
old_vbo = drm_plane_state_to_vbo(old_state);
if (ubo != old_ubo || vbo != old_vbo)
@@ -370,6 +373,16 @@ static int ipu_plane_atomic_check(struct drm_plane *plane,
if (old_fb && old_fb->pitches[1] != fb->pitches[1])
crtc_state->mode_changed = true;
+
+ /*
+ * The x/y offsets must be even in case of horizontal/vertical
+ * chroma subsampling.
+ */
+ hsub = drm_format_horz_chroma_subsampling(fb->pixel_format);
+ vsub = drm_format_vert_chroma_subsampling(fb->pixel_format);
+ if (((state->src_x >> 16) & (hsub - 1)) ||
+ ((state->src_y >> 16) & (vsub - 1)))
+ return -EINVAL;
}
return 0;
@@ -392,7 +405,7 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
struct drm_crtc_state *crtc_state = state->crtc->state;
if (!drm_atomic_crtc_needs_modeset(crtc_state)) {
- ipu_plane_atomic_set_base(ipu_plane, old_state);
+ ipu_plane_atomic_set_base(ipu_plane);
return;
}
}
@@ -424,6 +437,7 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
ipu_dp_set_global_alpha(ipu_plane->dp, false, 0, false);
break;
default:
+ ipu_dp_set_global_alpha(ipu_plane->dp, true, 0, true);
break;
}
}
@@ -437,7 +451,7 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
ipu_cpmem_set_high_priority(ipu_plane->ipu_ch);
ipu_idmac_set_double_buffer(ipu_plane->ipu_ch, 1);
ipu_cpmem_set_stride(ipu_plane->ipu_ch, state->fb->pitches[0]);
- ipu_plane_atomic_set_base(ipu_plane, old_state);
+ ipu_plane_atomic_set_base(ipu_plane);
ipu_plane_enable(ipu_plane);
}
diff --git a/drivers/gpu/ipu-v3/ipu-image-convert.c b/drivers/gpu/ipu-v3/ipu-image-convert.c
index 2ba7d437a2af..805b6fa7b5f4 100644
--- a/drivers/gpu/ipu-v3/ipu-image-convert.c
+++ b/drivers/gpu/ipu-v3/ipu-image-convert.c
@@ -1617,7 +1617,7 @@ ipu_image_convert(struct ipu_soc *ipu, enum ipu_ic_task ic_task,
ctx = ipu_image_convert_prepare(ipu, ic_task, in, out, rot_mode,
complete, complete_context);
if (IS_ERR(ctx))
- return ERR_PTR(PTR_ERR(ctx));
+ return ERR_CAST(ctx);
run = kzalloc(sizeof(*run), GFP_KERNEL);
if (!run) {