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drm/sti: GDP cropping fails when we remove 2 pixels horizontally

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GDP source width should be equal to the destination width to get
rid of this issue.

Signed-off-by: Vincent Abriou <vincent.abriou@st.com>
Reviewed-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
This commit is contained in:
Vincent Abriou 2016-02-09 17:08:56 +01:00
parent a5b9a713f5
commit 704cb30c5a
1 changed files with 5 additions and 4 deletions
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9
drivers/gpu/drm/sti/sti_gdp.c
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@ -471,10 +471,6 @@ static void sti_gdp_atomic_update(struct drm_plane *drm_plane,
top_field->gam_gdp_pml += src_x * (bpp >> 3);
top_field->gam_gdp_pml += src_y * fb->pitches[0];
/* input parameters */
top_field->gam_gdp_pmp = fb->pitches[0];
top_field->gam_gdp_size = src_h << 16 | src_w;
/* output parameters (clamped / cropped) */
dst_w = sti_gdp_get_dst(gdp->dev, dst_w, src_w);
dst_h = sti_gdp_get_dst(gdp->dev, dst_h, src_h);
@ -485,6 +481,11 @@ static void sti_gdp_atomic_update(struct drm_plane *drm_plane,
top_field->gam_gdp_vpo = (ydo << 16) | xdo;
top_field->gam_gdp_vps = (yds << 16) | xds;
/* input parameters */
src_w = dst_w;
top_field->gam_gdp_pmp = fb->pitches[0];
top_field->gam_gdp_size = src_h << 16 | src_w;
/* Same content and chained together */
memcpy(btm_field, top_field, sizeof(*btm_field));
top_field->gam_gdp_nvn = list->btm_field_paddr;