202 	struct stm32_dfsdm_filter_osr *flo = &fl->flo[fast];  in stm32_dfsdm_compute_osrs()  local
257 			if (res >= flo->res) {  in stm32_dfsdm_compute_osrs()
258 				flo->res = res;  in stm32_dfsdm_compute_osrs()
259 				flo->fosr = fosr;  in stm32_dfsdm_compute_osrs()
260 				flo->iosr = iosr;  in stm32_dfsdm_compute_osrs()
262 				bits = fls(flo->res);  in stm32_dfsdm_compute_osrs()
264 				max = flo->res << 8;  in stm32_dfsdm_compute_osrs()
267 				if (flo->res > BIT(bits - 1))  in stm32_dfsdm_compute_osrs()
281 					flo->rshift = 0;  in stm32_dfsdm_compute_osrs()
282 					flo->lshift = shift;  in stm32_dfsdm_compute_osrs()
294 					flo->rshift = 1 - shift;  in stm32_dfsdm_compute_osrs()
295 					flo->lshift = 1;  in stm32_dfsdm_compute_osrs()
296 					max >>= flo->rshift;  in stm32_dfsdm_compute_osrs()
298 				flo->max = (s32)max;  in stm32_dfsdm_compute_osrs()
299 				flo->bits = bits;  in stm32_dfsdm_compute_osrs()
302 					 fast, flo->fosr, flo->iosr,  in stm32_dfsdm_compute_osrs()
303 					 flo->res, bits, flo->rshift,  in stm32_dfsdm_compute_osrs()
304 					 flo->lshift);  in stm32_dfsdm_compute_osrs()
309 	if (!flo->res)  in stm32_dfsdm_compute_osrs()
322 	memset(&fl->flo[0], 0, sizeof(fl->flo[0]));  in stm32_dfsdm_compute_all_osrs()
323 	memset(&fl->flo[1], 0, sizeof(fl->flo[1]));  in stm32_dfsdm_compute_all_osrs()
461 	struct stm32_dfsdm_filter_osr *flo = &fl->flo[0];  in stm32_dfsdm_channels_configure()  local
473 		if (fl->flo[1].res >= fl->flo[0].res) {  in stm32_dfsdm_channels_configure()
475 			flo = &fl->flo[1];  in stm32_dfsdm_channels_configure()
479 	if (!flo->res)  in stm32_dfsdm_channels_configure()
483 		min(flo->bits, (u32)DFSDM_DATA_RES - 1));  in stm32_dfsdm_channels_configure()
492 					 DFSDM_CHCFGR2_DTRBS(flo->rshift));  in stm32_dfsdm_channels_configure()
507 	struct stm32_dfsdm_filter_osr *flo = &fl->flo[fl->fast];  in stm32_dfsdm_filter_configure()  local
515 				 DFSDM_FCR_IOSR(flo->iosr - 1));  in stm32_dfsdm_filter_configure()
521 				 DFSDM_FCR_FOSR(flo->fosr - 1));  in stm32_dfsdm_filter_configure()
899 	struct stm32_dfsdm_filter_osr *flo = &fl->flo[fl->fast];  in stm32_dfsdm_process_data()  local
907 		if (*ptr > flo->max)  in stm32_dfsdm_process_data()
913 		*ptr <<= flo->lshift;  in stm32_dfsdm_process_data()
1313 	struct stm32_dfsdm_filter_osr *flo = &fl->flo[fl->fast];  in stm32_dfsdm_read_raw()  local
1314 	u32 max = flo->max << (flo->lshift - chan->scan_type.shift);  in stm32_dfsdm_read_raw()
1318 	if (flo->lshift < chan->scan_type.shift)  in stm32_dfsdm_read_raw()
1319 		max = flo->max >> (chan->scan_type.shift - flo->lshift);  in stm32_dfsdm_read_raw()