only read the backlight level register on mobility chips
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@ -1,4 +1,4 @@
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/* $NetBSD: radeonfb.c,v 1.107 2020/06/11 07:46:59 macallan Exp $ */
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/* $NetBSD: radeonfb.c,v 1.108 2020/06/11 07:51:26 macallan Exp $ */
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/*-
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* Copyright (c) 2006 Itronix Inc.
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@ -70,7 +70,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: radeonfb.c,v 1.107 2020/06/11 07:46:59 macallan Exp $");
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__KERNEL_RCSID(0, "$NetBSD: radeonfb.c,v 1.108 2020/06/11 07:51:26 macallan Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -1022,7 +1022,10 @@ radeonfb_attach(device_t parent, device_t dev, void *aux)
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callout_setfunc(&dp->rd_bl_lvds_co,
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radeonfb_lvds_callout, dp);
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dp->rd_bl_on = 1;
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dp->rd_bl_level = radeonfb_get_backlight(dp);
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if (sc->sc_flags & RFB_MOB) {
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dp->rd_bl_level = radeonfb_get_backlight(dp);
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} else
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dp->rd_bl_level = 128;
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radeonfb_set_backlight(dp, dp->rd_bl_level);
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}
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