212 struct corner {  struct
233 	struct corner		*corner;  argument
242 	struct corner		*corners;
304 static void cpr_ctl_enable(struct cpr_drv *drv, struct corner *corner)  in cpr_ctl_enable()  argument
317 			 corner->save_ctl);  in cpr_ctl_enable()
318 	cpr_irq_set(drv, corner->save_irq);  in cpr_ctl_enable()
320 	if (cpr_is_allowed(drv) && corner->max_uV > corner->min_uV)  in cpr_ctl_enable()
357 static void cpr_corner_save(struct cpr_drv *drv, struct corner *corner)  in cpr_corner_save()  argument
359 	corner->save_ctl = cpr_read(drv, REG_RBCPR_CTL);  in cpr_corner_save()
360 	corner->save_irq = cpr_read(drv, REG_RBIF_IRQ_EN(0));  in cpr_corner_save()
363 static void cpr_corner_restore(struct cpr_drv *drv, struct corner *corner)  in cpr_corner_restore()  argument
366 	struct fuse_corner *fuse = corner->fuse_corner;  in cpr_corner_restore()
372 	gcnt |= fuse->quot - corner->quot_adjust;  in cpr_corner_restore()
384 	ctl = corner->save_ctl;  in cpr_corner_restore()
386 	irq = corner->save_irq;  in cpr_corner_restore()
411 	struct fuse_corner *prev_fuse_corner = drv->corner->fuse_corner;  in cpr_pre_voltage()
423 	struct fuse_corner *prev_fuse_corner = drv->corner->fuse_corner;  in cpr_post_voltage()
431 static int cpr_scale_voltage(struct cpr_drv *drv, struct corner *corner,  in cpr_scale_voltage()  argument
435 	struct fuse_corner *fuse_corner = corner->fuse_corner;  in cpr_scale_voltage()
457 	return drv->corner ? drv->corner - drv->corners + 1 : 0;  in cpr_get_cur_perf_state()
464 	struct corner *corner;  in cpr_scale()  local
474 	corner = drv->corner;  in cpr_scale()
480 	last_uV = corner->last_uV;  in cpr_scale()
494 		if (last_uV >= corner->max_uV) {  in cpr_scale()
514 		new_uV = min(new_uV, corner->max_uV);  in cpr_scale()
531 		if (last_uV <= corner->min_uV) {  in cpr_scale()
551 		new_uV = max(new_uV, corner->min_uV);  in cpr_scale()
558 	ret = cpr_scale_voltage(drv, corner, new_uV, dir);  in cpr_scale()
563 	drv->corner->last_uV = new_uV;  in cpr_scale()
636 		cpr_corner_save(drv, drv->corner);  in cpr_irq_handler()
654 	if (cpr_is_allowed(drv) && drv->corner) {  in cpr_enable()
656 		cpr_corner_restore(drv, drv->corner);  in cpr_enable()
657 		cpr_ctl_enable(drv, drv->corner);  in cpr_enable()
683 	struct corner *corner;  in cpr_config()  local
730 		corner = &drv->corners[i];  in cpr_config()
731 		corner->save_ctl = val;  in cpr_config()
732 		corner->save_irq = CPR_INT_DEFAULT;  in cpr_config()
748 	struct corner *corner, *end;  in cpr_set_performance_state()  local
761 	corner = drv->corners + state - 1;  in cpr_set_performance_state()
763 	if (corner > end || corner < drv->corners) {  in cpr_set_performance_state()
769 	if (drv->corner > corner)  in cpr_set_performance_state()
771 	else if (drv->corner < corner)  in cpr_set_performance_state()
777 		new_uV = corner->last_uV;  in cpr_set_performance_state()
779 		new_uV = corner->uV;  in cpr_set_performance_state()
784 	ret = cpr_scale_voltage(drv, corner, new_uV, dir);  in cpr_set_performance_state()
790 		if (drv->corner != corner)  in cpr_set_performance_state()
791 			cpr_corner_restore(drv, corner);  in cpr_set_performance_state()
792 		cpr_ctl_enable(drv, corner);  in cpr_set_performance_state()
795 	drv->corner = corner;  in cpr_set_performance_state()
958 				 const struct corner *corner)  in cpr_calculate_scaling()  argument
966 	fuse = corner->fuse_corner;  in cpr_calculate_scaling()
986 static int cpr_interpolate(const struct corner *corner, int step_volt,  in cpr_interpolate()  argument
994 	fuse = corner->fuse_corner;  in cpr_interpolate()
1001 	f_diff = fuse->max_freq - corner->freq;  in cpr_interpolate()
1008 	if (f_high <= f_low || uV_high <= uV_low || f_high <= corner->freq)  in cpr_interpolate()
1009 		return corner->uV;  in cpr_interpolate()
1083 	struct corner *corner, *end;  in cpr_corner_init()  local
1095 	corner = drv->corners;  in cpr_corner_init()
1096 	end = &corner[drv->num_corners - 1];  in cpr_corner_init()
1173 	for (apply_scaling = false, i = 0; corner <= end; corner++, i++) {  in cpr_corner_init()
1183 		corner->fuse_corner = fuse;  in cpr_corner_init()
1184 		corner->freq = cdata[i].freq;  in cpr_corner_init()
1185 		corner->uV = fuse->uV;  in cpr_corner_init()
1189 							fdata, corner);  in cpr_corner_init()
1194 		} else if (corner->freq == fuse->max_freq) {  in cpr_corner_init()
1200 			freq_diff = fuse->max_freq - corner->freq;  in cpr_corner_init()
1202 			corner->quot_adjust = scaling * freq_diff_mhz / 1000;  in cpr_corner_init()
1204 			corner->uV = cpr_interpolate(corner, step_volt, fdata);  in cpr_corner_init()
1207 		corner->max_uV = fuse->max_uV;  in cpr_corner_init()
1208 		corner->min_uV = fuse->min_uV;  in cpr_corner_init()
1209 		corner->uV = clamp(corner->uV, corner->min_uV, corner->max_uV);  in cpr_corner_init()
1210 		corner->last_uV = corner->uV;  in cpr_corner_init()
1213 		if (desc->reduce_to_corner_uV && corner->uV < corner->max_uV)  in cpr_corner_init()
1214 			corner->max_uV = corner->uV;  in cpr_corner_init()
1215 		else if (desc->reduce_to_fuse_uV && fuse->uV < corner->max_uV)  in cpr_corner_init()
1216 			corner->max_uV = max(corner->min_uV, fuse->uV);  in cpr_corner_init()
1219 			corner->min_uV, corner->uV, corner->max_uV,  in cpr_corner_init()
1220 			fuse->quot - corner->quot_adjust);  in cpr_corner_init()
1301 	const struct corner *end;  in cpr_find_initial_corner()
1302 	struct corner *iter;  in cpr_find_initial_corner()
1329 			drv->corner = iter;  in cpr_find_initial_corner()
1333 			drv->corner = iter;  in cpr_find_initial_corner()
1336 	if (!drv->corner) {  in cpr_find_initial_corner()
1562 	struct corner *corner;  in cpr_debug_info_show()  local
1564 	corner = drv->corner;  in cpr_debug_info_show()
1565 	fuse_corner = corner->fuse_corner;  in cpr_debug_info_show()
1568 		       corner->last_uV);  in cpr_debug_info_show()