mirror of https://gitee.com/openkylin/linux.git
V4L/DVB (6709): pvrusb2: minor rework for default video standard handling
pvrusb2: When a per-device-type default video standard is declared, handle it in such a way that it can be correctly and unambiguously reported in the system log. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -1441,9 +1441,6 @@ static v4l2_std_id get_default_standard(struct pvr2_hdw *hdw)
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tp = video_std[unit_number];
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if (tp) return tp;
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}
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if (hdw->hdw_desc->default_std_mask) {
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return hdw->hdw_desc->default_std_mask;
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}
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return 0;
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}
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@ -1526,9 +1523,10 @@ static void pvr2_hdw_setup_std(struct pvr2_hdw *hdw)
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{
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char buf[40];
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unsigned int bcnt;
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v4l2_std_id std1,std2;
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v4l2_std_id std1,std2,std3;
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std1 = get_default_standard(hdw);
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std3 = std1 ? 0 : hdw->hdw_desc->default_std_mask;
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bcnt = pvr2_std_id_to_str(buf,sizeof(buf),hdw->std_mask_eeprom);
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pvr2_trace(PVR2_TRACE_STD,
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@ -1538,7 +1536,7 @@ static void pvr2_hdw_setup_std(struct pvr2_hdw *hdw)
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hdw->std_mask_avail = hdw->std_mask_eeprom;
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std2 = std1 & ~hdw->std_mask_avail;
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std2 = (std1|std3) & ~hdw->std_mask_avail;
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if (std2) {
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bcnt = pvr2_std_id_to_str(buf,sizeof(buf),std2);
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pvr2_trace(PVR2_TRACE_STD,
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@ -1560,6 +1558,16 @@ static void pvr2_hdw_setup_std(struct pvr2_hdw *hdw)
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pvr2_hdw_internal_find_stdenum(hdw);
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return;
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}
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if (std3) {
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bcnt = pvr2_std_id_to_str(buf,sizeof(buf),std3);
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pvr2_trace(PVR2_TRACE_STD,
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"Initial video standard"
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" (determined by device type): %.*s",bcnt,buf);
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hdw->std_mask_cur = std3;
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hdw->std_dirty = !0;
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pvr2_hdw_internal_find_stdenum(hdw);
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return;
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}
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{
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unsigned int idx;
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