86 static int can_update_spt(const struct can_bittiming_const *btc,  in can_update_spt()  argument
90 	if (*tseg2 < btc->tseg2_min)  in can_update_spt()
91 		*tseg2 = btc->tseg2_min;  in can_update_spt()
92 	if (*tseg2 > btc->tseg2_max)  in can_update_spt()
93 		*tseg2 = btc->tseg2_max;  in can_update_spt()
95 	if (*tseg1 > btc->tseg1_max) {  in can_update_spt()
96 		*tseg1 = btc->tseg1_max;  in can_update_spt()
103 			      const struct can_bittiming_const *btc)  in can_calc_bittiming()  argument
126 	for (tseg = (btc->tseg1_max + btc->tseg2_max) * 2 + 1;  in can_calc_bittiming()
127 	     tseg >= (btc->tseg1_min + btc->tseg2_min) * 2; tseg--) {  in can_calc_bittiming()
132 		brp = (brp / btc->brp_inc) * btc->brp_inc;  in can_calc_bittiming()
133 		if ((brp < btc->brp_min) || (brp > btc->brp_max))  in can_calc_bittiming()
144 			spt = can_update_spt(btc, sampl_pt, tseg / 2,  in can_calc_bittiming()
174 	bt->sample_point = can_update_spt(btc, sampl_pt, best_tseg,  in can_calc_bittiming()
185 	if (!bt->sjw || !btc->sjw_max)  in can_calc_bittiming()
189 		if (bt->sjw > btc->sjw_max)  in can_calc_bittiming()
190 			bt->sjw = btc->sjw_max;  in can_calc_bittiming()
204 			      const struct can_bittiming_const *btc)  in can_calc_bittiming()  argument
218 			       const struct can_bittiming_const *btc)  in can_fixup_bittiming()  argument
227 	if (bt->sjw > btc->sjw_max ||  in can_fixup_bittiming()
228 	    tseg1 < btc->tseg1_min || tseg1 > btc->tseg1_max ||  in can_fixup_bittiming()
229 	    bt->phase_seg2 < btc->tseg2_min || bt->phase_seg2 > btc->tseg2_max)  in can_fixup_bittiming()
233 	if (btc->brp_inc > 1)  in can_fixup_bittiming()
234 		do_div(brp64, btc->brp_inc);  in can_fixup_bittiming()
237 	if (btc->brp_inc > 1)  in can_fixup_bittiming()
238 		brp64 *= btc->brp_inc;  in can_fixup_bittiming()
241 	if (bt->brp < btc->brp_min || bt->brp > btc->brp_max)  in can_fixup_bittiming()
252 			     const struct can_bittiming_const *btc)  in can_get_bittiming()  argument
257 	if (!btc)  in can_get_bittiming()
267 		err = can_calc_bittiming(dev, bt, btc);  in can_get_bittiming()
269 		err = can_fixup_bittiming(dev, bt, btc);  in can_get_bittiming()