84 	struct sdmmc_idma *idma = host->dma_priv;  in sdmmc_idma_validate_data()  local
93 	idma->use_bounce_buffer = false;  in sdmmc_idma_validate_data()
115 	if (!idma->bounce_buf) {  in sdmmc_idma_validate_data()
116 		idma->bounce_buf = dmam_alloc_coherent(dev,  in sdmmc_idma_validate_data()
118 						       &idma->bounce_dma_addr,  in sdmmc_idma_validate_data()
120 		if (!idma->bounce_buf) {  in sdmmc_idma_validate_data()
126 	idma->use_bounce_buffer = true;  in sdmmc_idma_validate_data()
134 	struct sdmmc_idma *idma = host->dma_priv;  in _sdmmc_idma_prep_data()  local
136 	if (idma->use_bounce_buffer) {  in _sdmmc_idma_prep_data()
141 					  idma->bounce_buf, xfer_bytes);  in _sdmmc_idma_prep_data()
173 	struct sdmmc_idma *idma = host->dma_priv;  in sdmmc_idma_unprep_data()  local
175 	if (idma->use_bounce_buffer) {  in sdmmc_idma_unprep_data()
180 					    idma->bounce_buf, xfer_bytes);  in sdmmc_idma_unprep_data()
190 	struct sdmmc_idma *idma;  in sdmmc_idma_setup()  local
193 	idma = devm_kzalloc(dev, sizeof(*idma), GFP_KERNEL);  in sdmmc_idma_setup()
194 	if (!idma)  in sdmmc_idma_setup()
197 	host->dma_priv = idma;  in sdmmc_idma_setup()
200 		idma->sg_cpu = dmam_alloc_coherent(dev, SDMMC_LLI_BUF_LEN,  in sdmmc_idma_setup()
201 						   &idma->sg_dma, GFP_KERNEL);  in sdmmc_idma_setup()
202 		if (!idma->sg_cpu) {  in sdmmc_idma_setup()
222 	struct sdmmc_idma *idma = host->dma_priv;  in sdmmc_idma_start()  local
223 	struct sdmmc_lli_desc *desc = (struct sdmmc_lli_desc *)idma->sg_cpu;  in sdmmc_idma_start()
231 	    idma->use_bounce_buffer) {  in sdmmc_idma_start()
234 		if (idma->use_bounce_buffer)  in sdmmc_idma_start()
235 			dma_addr = idma->bounce_dma_addr;  in sdmmc_idma_start()
258 	writel_relaxed(idma->sg_dma, host->base + MMCI_STM32_IDMABAR);  in sdmmc_idma_start()
271 	struct sdmmc_idma *idma = host->dma_priv;  in sdmmc_idma_error()  local
280 	if (!idma->use_bounce_buffer)  in sdmmc_idma_error()