mmc/host/dwmmc.c

283 	struct mmc_command *cmd;
285 	cmd = sc->curcmd;
286 	if (cmd == NULL)
289 	if (cmd->flags & MMC_RSP_PRESENT) {
290 		if (cmd->flags & MMC_RSP_136) {
291 			cmd->resp[3] = READ4(sc, SDMMC_RESP0);
292 			cmd->resp[2] = READ4(sc, SDMMC_RESP1);
293 			cmd->resp[1] = READ4(sc, SDMMC_RESP2);
294 			cmd->resp[0] = READ4(sc, SDMMC_RESP3);
296 			cmd->resp[3] = 0;
297 			cmd->resp[2] = 0;
298 			cmd->resp[1] = 0;
299 			cmd->resp[0] = READ4(sc, SDMMC_RESP0);
307 	struct mmc_command *cmd;
309 	cmd = sc->curcmd;
310 	if (cmd == NULL)
316 	if (cmd->error != MMC_ERR_NONE || !cmd->data) {
318 	} else if (cmd->data && sc->dto_rcvd) {
319 		if ((cmd->opcode == MMC_WRITE_MULTIPLE_BLOCK ||
320 		     cmd->opcode == MMC_READ_MULTIPLE_BLOCK) &&
333 	struct mmc_command *cmd;
341 	cmd = sc->curcmd;
350 			dprintf("cmd err 0x%08x cmd 0x%08x\n",
351 				reg, cmd->opcode);
352 			cmd->error = MMC_ERR_TIMEOUT;
357 			dprintf("data err 0x%08x cmd 0x%08x\n",
358 				reg, cmd->opcode);
359 			cmd->error = MMC_ERR_FAILED;
361 				dma_done(sc, cmd);
390 			pio_read(sc, cmd);
393 			pio_write(sc, cmd);
404 				dma_done(sc, cmd);
709 dma_done(struct dwmmc_softc *sc, struct mmc_command *cmd)
713 	data = cmd->data;
749 dma_prepare(struct dwmmc_softc *sc, struct mmc_command *cmd)
756 	data = cmd->data;
803 pio_prepare(struct dwmmc_softc *sc, struct mmc_command *cmd)
808 	data = cmd->data;
822 pio_read(struct dwmmc_softc *sc, struct mmc_command *cmd)
827 	if (cmd == NULL || cmd->data == NULL)
830 	data = cmd->data;
849 pio_write(struct dwmmc_softc *sc, struct mmc_command *cmd)
854 	if (cmd == NULL || cmd->data == NULL)
857 	data = cmd->data;
876 dwmmc_start_cmd(struct dwmmc_softc *sc, struct mmc_command *cmd)
882 	sc->curcmd = cmd;
883 	data = cmd->data;
889 	cmd->mrq = sc->req;
893 	cmdr = cmd->opcode;
895 	dprintf("cmd->opcode 0x%08x\n", cmd->opcode);
897 	if (cmd->opcode == MMC_STOP_TRANSMISSION ||
898 	    cmd->opcode == MMC_GO_IDLE_STATE ||
899 	    cmd->opcode == MMC_GO_INACTIVE_STATE)
901 	else if (cmd->opcode != MMC_SEND_STATUS && data)
905 	if (MMC_RSP(cmd->flags) != MMC_RSP_NONE) {
907 		if (cmd->flags & MMC_RSP_136)
911 	if (cmd->flags & MMC_RSP_CRC)
925 		if ((cmd->opcode == MMC_WRITE_MULTIPLE_BLOCK ||
926 		     cmd->opcode == MMC_READ_MULTIPLE_BLOCK) &&
943 			pio_prepare(sc, cmd);
945 			dma_prepare(sc, cmd);
952 	WRITE4(sc, SDMMC_CMDARG, cmd->arg);
981 		dwmmc_start_cmd(sc, req->cmd);