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video/hdmi: Fix AVI bar unpack
commit6039f37dd6
upstream. The bar values are little endian, not big endian. The pack function did it right but the unpack got it wrong. Fix it. Cc: stable@vger.kernel.org Cc: linux-media@vger.kernel.org Cc: Martin Bugge <marbugge@cisco.com> Cc: Hans Verkuil <hans.verkuil@cisco.com> Cc: Thierry Reding <treding@nvidia.com> Cc: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Fixes:2c676f378e
("[media] hdmi: added unpack and logging functions for InfoFrames") Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190919132853.30954-1-ville.syrjala@linux.intel.com Reviewed-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 4 additions and 4 deletions
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@ -1576,12 +1576,12 @@ static int hdmi_avi_infoframe_unpack(struct hdmi_avi_infoframe *frame,
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if (ptr[0] & 0x10)
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frame->active_aspect = ptr[1] & 0xf;
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if (ptr[0] & 0x8) {
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frame->top_bar = (ptr[5] << 8) + ptr[6];
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frame->bottom_bar = (ptr[7] << 8) + ptr[8];
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frame->top_bar = (ptr[6] << 8) | ptr[5];
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frame->bottom_bar = (ptr[8] << 8) | ptr[7];
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}
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if (ptr[0] & 0x4) {
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frame->left_bar = (ptr[9] << 8) + ptr[10];
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frame->right_bar = (ptr[11] << 8) + ptr[12];
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frame->left_bar = (ptr[10] << 8) | ptr[9];
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frame->right_bar = (ptr[12] << 8) | ptr[11];
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}
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frame->scan_mode = ptr[0] & 0x3;
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