189 	int lch;  in ssi_claim_lch()  local
191 	for (lch = 0; lch < SSI_MAX_GDD_LCH; lch++)  in ssi_claim_lch()
192 		if (!omap_ssi->gdd_trn[lch].msg) {  in ssi_claim_lch()
193 			omap_ssi->gdd_trn[lch].msg = msg;  in ssi_claim_lch()
194 			omap_ssi->gdd_trn[lch].sg = msg->sgt.sgl;  in ssi_claim_lch()
195 			return lch;  in ssi_claim_lch()
201 static int ssi_start_dma(struct hsi_msg *msg, int lch)  in ssi_start_dma()  argument
260 		lch, csdp, ccr, s_addr, d_addr);  in ssi_start_dma()
262 	writew_relaxed(csdp, gdd + SSI_GDD_CSDP_REG(lch));  in ssi_start_dma()
263 	writew_relaxed(SSI_BLOCK_IE | SSI_TOUT_IE, gdd + SSI_GDD_CICR_REG(lch));  in ssi_start_dma()
264 	writel_relaxed(d_addr, gdd + SSI_GDD_CDSA_REG(lch));  in ssi_start_dma()
265 	writel_relaxed(s_addr, gdd + SSI_GDD_CSSA_REG(lch));  in ssi_start_dma()
267 						gdd + SSI_GDD_CEN_REG(lch));  in ssi_start_dma()
271 	tmp |= SSI_GDD_LCH(lch);  in ssi_start_dma()
274 	writew(ccr, gdd + SSI_GDD_CCR_REG(lch));  in ssi_start_dma()
317 	int lch = -1;  in ssi_start_transfer()  local
325 		lch = ssi_claim_lch(msg);  in ssi_start_transfer()
326 	if (lch >= 0)  in ssi_start_transfer()
327 		return ssi_start_dma(msg, lch);  in ssi_start_transfer()