154 	struct	mmc_host	*mmc;  member
228 static void meson_mmc_get_transfer_mode(struct mmc_host *mmc,  in meson_mmc_get_transfer_mode()  argument
231 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_get_transfer_mode()
256 				dev_warn_once(mmc_dev(mmc),  in meson_mmc_get_transfer_mode()
267 			dev_warn_once(mmc_dev(mmc),  in meson_mmc_get_transfer_mode()
288 static void meson_mmc_pre_req(struct mmc_host *mmc, struct mmc_request *mrq)  in meson_mmc_pre_req()  argument
295 	meson_mmc_get_transfer_mode(mmc, mrq);  in meson_mmc_pre_req()
301 	data->sg_count = dma_map_sg(mmc_dev(mmc), data->sg, data->sg_len,  in meson_mmc_pre_req()
304 		dev_err(mmc_dev(mmc), "dma_map_sg failed");  in meson_mmc_pre_req()
307 static void meson_mmc_post_req(struct mmc_host *mmc, struct mmc_request *mrq,  in meson_mmc_post_req()  argument
313 		dma_unmap_sg(mmc_dev(mmc), data->sg, data->sg_len,  in meson_mmc_post_req()
356 	struct mmc_host *mmc = host->mmc;  in meson_mmc_clk_set()  local
367 	mmc->actual_clock = 0;  in meson_mmc_clk_set()
396 	mmc->actual_clock = clk_get_rate(host->mmc_clk);  in meson_mmc_clk_set()
401 		mmc->actual_clock >>= 1;  in meson_mmc_clk_set()
404 	dev_dbg(host->dev, "clk rate: %u Hz\n", mmc->actual_clock);  in meson_mmc_clk_set()
405 	if (rate != mmc->actual_clock)  in meson_mmc_clk_set()
436 	if (host->mmc->caps & MMC_CAP_SDIO_IRQ)  in meson_mmc_clk_init()
499 	host->mmc->f_min = clk_round_rate(host->mmc_clk, 400000);  in meson_mmc_clk_init()
500 	ret = clk_set_rate(host->mmc_clk, host->mmc->f_min);  in meson_mmc_clk_init()
526 static int meson_mmc_resampling_tuning(struct mmc_host *mmc, u32 opcode)  in meson_mmc_resampling_tuning()  argument
528 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_resampling_tuning()
540 	if (mmc_doing_retune(mmc))  in meson_mmc_resampling_tuning()
550 		ret = mmc_send_tuning(mmc, opcode, NULL);  in meson_mmc_resampling_tuning()
552 			dev_dbg(mmc_dev(mmc), "resampling delay: %u\n",  in meson_mmc_resampling_tuning()
594 static void meson_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)  in meson_mmc_set_ios()  argument
596 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_set_ios()
606 		mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, 0);  in meson_mmc_set_ios()
607 		mmc_regulator_disable_vqmmc(mmc);  in meson_mmc_set_ios()
612 		mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, ios->vdd);  in meson_mmc_set_ios()
617 		mmc_regulator_enable_vqmmc(mmc);  in meson_mmc_set_ios()
652 static void meson_mmc_request_done(struct mmc_host *mmc,  in meson_mmc_request_done()  argument
655 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_request_done()
659 		meson_mmc_post_req(mmc, mrq, 0);  in meson_mmc_request_done()
660 	mmc_request_done(host->mmc, mrq);  in meson_mmc_request_done()
663 static void meson_mmc_set_blksz(struct mmc_host *mmc, unsigned int blksz)  in meson_mmc_set_blksz()  argument
665 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_set_blksz()
705 static void meson_mmc_desc_chain_transfer(struct mmc_host *mmc, u32 cmd_cfg)  in meson_mmc_desc_chain_transfer()  argument
707 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_desc_chain_transfer()
719 		meson_mmc_set_blksz(mmc, data->blksz);  in meson_mmc_desc_chain_transfer()
790 static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)  in meson_mmc_start_cmd()  argument
792 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_start_cmd()
816 			meson_mmc_desc_chain_transfer(mmc, cmd_cfg);  in meson_mmc_start_cmd()
824 			meson_mmc_set_blksz(mmc, data->blksz);  in meson_mmc_start_cmd()
856 static int meson_mmc_validate_dram_access(struct mmc_host *mmc, struct mmc_data *data)  in meson_mmc_validate_dram_access()  argument
865 			dev_err(mmc_dev(mmc), "unaligned sg offset %u len %u\n",  in meson_mmc_validate_dram_access()
874 static void meson_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq)  in meson_mmc_request()  argument
876 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_request()
886 		mrq->cmd->error = meson_mmc_validate_dram_access(mmc, mrq->data);  in meson_mmc_request()
888 			mmc_request_done(mmc, mrq);  in meson_mmc_request()
894 		meson_mmc_get_transfer_mode(mmc, mrq);  in meson_mmc_request()
900 		meson_mmc_pre_req(mmc, mrq);  in meson_mmc_request()
905 	meson_mmc_start_cmd(mmc, mrq->sbc ?: mrq->cmd);  in meson_mmc_request()
908 static void meson_mmc_read_resp(struct mmc_host *mmc, struct mmc_command *cmd)  in meson_mmc_read_resp()  argument
910 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_read_resp()
922 static void __meson_mmc_enable_sdio_irq(struct mmc_host *mmc, int enable)  in __meson_mmc_enable_sdio_irq()  argument
924 	struct meson_host *host = mmc_priv(mmc);  in __meson_mmc_enable_sdio_irq()
939 	if (host->mmc->caps & MMC_CAP_SDIO_IRQ)  in meson_mmc_irq()
958 		__meson_mmc_enable_sdio_irq(host->mmc, 0);  in meson_mmc_irq()
959 		sdio_signal_irq(host->mmc);  in meson_mmc_irq()
984 	meson_mmc_read_resp(host->mmc, cmd);  in meson_mmc_irq()
1036 		meson_mmc_request_done(host->mmc, cmd->mrq);  in meson_mmc_irq_thread()
1054 		meson_mmc_start_cmd(host->mmc, next_cmd);  in meson_mmc_irq_thread()
1056 		meson_mmc_request_done(host->mmc, cmd->mrq);  in meson_mmc_irq_thread()
1076 static int meson_mmc_card_busy(struct mmc_host *mmc)  in meson_mmc_card_busy()  argument
1078 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_card_busy()
1087 static int meson_mmc_voltage_switch(struct mmc_host *mmc, struct mmc_ios *ios)  in meson_mmc_voltage_switch()  argument
1092 	if (!IS_ERR(mmc->supply.vqmmc)) {  in meson_mmc_voltage_switch()
1100 		ret = mmc_regulator_set_vqmmc(mmc, ios);  in meson_mmc_voltage_switch()
1111 static void meson_mmc_enable_sdio_irq(struct mmc_host *mmc, int enable)  in meson_mmc_enable_sdio_irq()  argument
1113 	struct meson_host *host = mmc_priv(mmc);  in meson_mmc_enable_sdio_irq()
1117 	__meson_mmc_enable_sdio_irq(mmc, enable);  in meson_mmc_enable_sdio_irq()
1121 static void meson_mmc_ack_sdio_irq(struct mmc_host *mmc)  in meson_mmc_ack_sdio_irq()  argument
1123 	meson_mmc_enable_sdio_irq(mmc, 1);  in meson_mmc_ack_sdio_irq()
1143 	struct mmc_host *mmc;  in meson_mmc_probe()  local
1147 	mmc = devm_mmc_alloc_host(&pdev->dev, sizeof(struct meson_host));  in meson_mmc_probe()
1148 	if (!mmc)  in meson_mmc_probe()
1150 	host = mmc_priv(mmc);  in meson_mmc_probe()
1151 	host->mmc = mmc;  in meson_mmc_probe()
1160 	ret = mmc_regulator_get_supply(mmc);  in meson_mmc_probe()
1164 	ret = mmc_of_parse(mmc);  in meson_mmc_probe()
1168 	mmc->caps |= MMC_CAP_CMD23;  in meson_mmc_probe()
1170 	if (mmc->caps & MMC_CAP_SDIO_IRQ)  in meson_mmc_probe()
1171 		mmc->caps2 |= MMC_CAP2_SDIO_IRQ_NOTHREAD;  in meson_mmc_probe()
1190 	mmc_gpio_set_cd_irq(mmc, cd_irq);  in meson_mmc_probe()
1233 		mmc->max_segs = 1;  in meson_mmc_probe()
1235 		mmc->max_blk_count = SD_EMMC_SRAM_DATA_BUF_LEN /  in meson_mmc_probe()
1236 				     mmc->max_blk_size;  in meson_mmc_probe()
1238 		mmc->max_blk_count = CMD_CFG_LENGTH_MASK;  in meson_mmc_probe()
1239 		mmc->max_segs = SD_EMMC_DESC_BUF_LEN /  in meson_mmc_probe()
1242 	mmc->max_req_size = mmc->max_blk_count * mmc->max_blk_size;  in meson_mmc_probe()
1243 	mmc->max_seg_size = mmc->max_req_size;  in meson_mmc_probe()
1250 	mmc->caps2 &= ~MMC_CAP2_HS400;  in meson_mmc_probe()
1264 		host->bounce_buf_size = mmc->max_req_size;  in meson_mmc_probe()
1283 	mmc->ops = &meson_mmc_ops;  in meson_mmc_probe()
1284 	ret = mmc_add_host(mmc);  in meson_mmc_probe()
1301 	mmc_remove_host(host->mmc);  in meson_mmc_remove()