Example #1
0
/*
 * Register a new MMC card with the driver model.
 */
int mmc_add_card(struct mmc_card *card)
{
	int ret;
	const char *type;
	const char *uhs_bus_speed_mode = "";
	static const char *const uhs_speeds[] = {
		[UHS_SDR12_BUS_SPEED] = "SDR12 ",
		[UHS_SDR25_BUS_SPEED] = "SDR25 ",
		[UHS_SDR50_BUS_SPEED] = "SDR50 ",
		[UHS_SDR104_BUS_SPEED] = "SDR104 ",
		[UHS_DDR50_BUS_SPEED] = "DDR50 ",
	};


	dev_set_name(&card->dev, "%s:%04x", mmc_hostname(card->host), card->rca);

	switch (card->type) {
	case MMC_TYPE_MMC:
		type = "MMC";
		break;
	case MMC_TYPE_SD:
		type = "SD";
		if (mmc_card_blockaddr(card)) {
			if (mmc_card_ext_capacity(card))
				type = "SDXC";
			else
				type = "SDHC";
		}
		break;
	case MMC_TYPE_SDIO:
		type = "SDIO";
		break;
	case MMC_TYPE_SD_COMBO:
		type = "SD-combo";
		if (mmc_card_blockaddr(card))
			type = "SDHC-combo";
		break;
	default:
		type = "?";
		break;
	}

	if (mmc_sd_card_uhs(card) &&
		(card->sd_bus_speed < ARRAY_SIZE(uhs_speeds)))
		uhs_bus_speed_mode = uhs_speeds[card->sd_bus_speed];

	if (mmc_host_is_spi(card->host)) {
		pr_info("%s: new %s%s%s card on SPI\n",
			mmc_hostname(card->host),
			mmc_card_highspeed(card) ? "high speed " : "",
			mmc_card_ddr_mode(card) ? "DDR " : "",
			type);
	} else {
		pr_info("%s: new %s%s%s%s%s card at address %04x\n",
			mmc_hostname(card->host),
			mmc_card_uhs(card) ? "ultra high speed " :
			(mmc_card_highspeed(card) ? "high speed " : ""),
			(mmc_card_hs200(card) ? "HS200 " : ""),
			mmc_card_ddr_mode(card) ? "DDR " : "",
			uhs_bus_speed_mode, type, card->rca);
	}

#ifdef CONFIG_DEBUG_FS
	mmc_add_card_debugfs(card);
#endif

	ret = device_add(&card->dev);
	if (ret)
		return ret;

	mmc_card_set_present(card);

	return 0;
}
/*
 * Register a new MMC card with the driver model.
 */
int mmc_add_card(struct mmc_card *card)
{
	int ret;
	const char *type;
	const char *uhs_bus_speed_mode = "";
	static const char *const uhs_speeds[] = {
		[UHS_SDR12_BUS_SPEED] = "SDR12 ",
		[UHS_SDR25_BUS_SPEED] = "SDR25 ",
		[UHS_SDR50_BUS_SPEED] = "SDR50 ",
		[UHS_SDR104_BUS_SPEED] = "SDR104 ",
		[UHS_DDR50_BUS_SPEED] = "DDR50 ",
	};


	dev_set_name(&card->dev, "%s:%04x", mmc_hostname(card->host), card->rca);

	switch (card->type) {
	case MMC_TYPE_MMC:
		type = "MMC";
		break;
	case MMC_TYPE_SD:
		type = "SD";
		if (mmc_card_blockaddr(card)) {
			if (mmc_card_ext_capacity(card))
				type = "SDXC";
			else
				type = "SDHC";
		}
		break;
	case MMC_TYPE_SDIO:
		type = "SDIO";
		break;
	case MMC_TYPE_SD_COMBO:
		type = "SD-combo";
		if (mmc_card_blockaddr(card))
			type = "SDHC-combo";
		break;
	default:
		type = "?";
		break;
	}

	if (mmc_sd_card_uhs(card) &&
		(card->sd_bus_speed < ARRAY_SIZE(uhs_speeds)))
		uhs_bus_speed_mode = uhs_speeds[card->sd_bus_speed];

	if (mmc_host_is_spi(card->host)) {
		pr_info("%s: new %s%s%s card on SPI\n",
			mmc_hostname(card->host),
			mmc_card_highspeed(card) ? "high speed " : "",
			mmc_card_ddr_mode(card) ? "DDR " : "",
			type);
	} else {
		pr_info("%s: new %s%s%s%s%s%s card at address %04x\n",
			mmc_hostname(card->host),
			mmc_card_uhs(card) ? "ultra high speed " :
			(mmc_card_highspeed(card) ? "high speed " : ""),
			(mmc_card_hs400(card) ? "HS400 " : ""),
			(mmc_card_hs200(card) ? "HS200 " : ""),
			mmc_card_ddr_mode(card) ? "DDR " : "",
			uhs_bus_speed_mode, type, card->rca);
	}

#ifdef CONFIG_DEBUG_FS
	mmc_add_card_debugfs(card);
#endif
	mmc_init_context_info(card->host);

	ret = pm_runtime_set_active(&card->dev);
	if (ret)
		pr_err("%s: %s: failed setting runtime active: ret: %d\n",
		       mmc_hostname(card->host), __func__, ret);
	else if (!mmc_card_sdio(card) && mmc_use_core_runtime_pm(card->host))
		pm_runtime_enable(&card->dev);

	ret = device_add(&card->dev);
	if (ret)
		return ret;

	if (mmc_use_core_runtime_pm(card->host) && !mmc_card_sdio(card)) {
		card->rpm_attrib.show = show_rpm_delay;
		card->rpm_attrib.store = store_rpm_delay;
		sysfs_attr_init(&card->rpm_attrib.attr);
		card->rpm_attrib.attr.name = "runtime_pm_timeout";
		card->rpm_attrib.attr.mode = S_IRUGO | S_IWUSR;

		ret = device_create_file(&card->dev, &card->rpm_attrib);
		if (ret)
			pr_err("%s: %s: creating runtime pm sysfs entry: failed: %d\n",
			       mmc_hostname(card->host), __func__, ret);
		/* Default timeout is 10 seconds */
		card->idle_timeout = RUNTIME_SUSPEND_DELAY_MS;
	}

	mmc_card_set_present(card);

//merged from 8960_ICS,20121221,yeganlin
	mmc_card_host_inserted(card,1);
	return 0;
}
Example #3
0
static int sd_rw_multi(struct realtek_pci_sdmmc *host, struct mmc_request *mrq)
{
	struct rtsx_pcr *pcr = host->pcr;
	struct mmc_host *mmc = host->mmc;
	struct mmc_card *card = mmc->card;
	struct mmc_data *data = mrq->data;
	int uhs = mmc_card_uhs(card);
	int read = (data->flags & MMC_DATA_READ) ? 1 : 0;
	u8 cfg2, trans_mode;
	int err;
	size_t data_len = data->blksz * data->blocks;

	if (read) {
		cfg2 = SD_CALCULATE_CRC7 | SD_CHECK_CRC16 |
			SD_NO_WAIT_BUSY_END | SD_CHECK_CRC7 | SD_RSP_LEN_0;
		trans_mode = SD_TM_AUTO_READ_3;
	} else {
		cfg2 = SD_NO_CALCULATE_CRC7 | SD_CHECK_CRC16 |
			SD_NO_WAIT_BUSY_END | SD_NO_CHECK_CRC7 | SD_RSP_LEN_0;
		trans_mode = SD_TM_AUTO_WRITE_3;
	}

	if (!uhs)
		cfg2 |= SD_NO_CHECK_WAIT_CRC_TO;

	rtsx_pci_init_cmd(pcr);

	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0x00);
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF, 0x02);
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_BLOCK_CNT_L,
			0xFF, (u8)data->blocks);
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_BLOCK_CNT_H,
			0xFF, (u8)(data->blocks >> 8));

	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, IRQSTAT0,
			DMA_DONE_INT, DMA_DONE_INT);
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, DMATC3,
			0xFF, (u8)(data_len >> 24));
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, DMATC2,
			0xFF, (u8)(data_len >> 16));
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, DMATC1,
			0xFF, (u8)(data_len >> 8));
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, DMATC0, 0xFF, (u8)data_len);
	if (read) {
		rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, DMACTL,
				0x03 | DMA_PACK_SIZE_MASK,
				DMA_DIR_FROM_CARD | DMA_EN | DMA_512);
	} else {
		rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, DMACTL,
				0x03 | DMA_PACK_SIZE_MASK,
				DMA_DIR_TO_CARD | DMA_EN | DMA_512);
	}

	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_DATA_SOURCE,
			0x01, RING_BUFFER);

	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_CFG2, 0xFF, cfg2);
	rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
			trans_mode | SD_TRANSFER_START);
	rtsx_pci_add_cmd(pcr, CHECK_REG_CMD, SD_TRANSFER,
			SD_TRANSFER_END, SD_TRANSFER_END);

	rtsx_pci_send_cmd_no_wait(pcr);

	err = rtsx_pci_transfer_data(pcr, data->sg, data->sg_len, read, 10000);
	if (err < 0) {
		sd_clear_error(host);
		return err;
	}

	return 0;
}
Example #4
0
/*
 * Register a new MMC card with the driver model.
 */
int mmc_add_card(struct mmc_card *card)
{
	int ret;
	const char *type;
	const char *uhs_bus_speed_mode = "";
	static const char *const uhs_speeds[] = {
		[UHS_SDR12_BUS_SPEED] = "SDR12 ",
		[UHS_SDR25_BUS_SPEED] = "SDR25 ",
		[UHS_SDR50_BUS_SPEED] = "SDR50 ",
		[UHS_SDR104_BUS_SPEED] = "SDR104 ",
		[UHS_DDR50_BUS_SPEED] = "DDR50 ",
	};


	dev_set_name(&card->dev, "%s:%04x", mmc_hostname(card->host), card->rca);

	switch (card->type) {
	case MMC_TYPE_MMC:
		type = "MMC";
		break;
	case MMC_TYPE_SD:
		type = "SD";
		if (mmc_card_blockaddr(card)) {
			if (mmc_card_ext_capacity(card))
				type = "SDXC";
			else
				type = "SDHC";
		}
		break;
	case MMC_TYPE_SDIO:
		type = "SDIO";
		break;
	case MMC_TYPE_SD_COMBO:
		type = "SD-combo";
		if (mmc_card_blockaddr(card))
			type = "SDHC-combo";
		break;
	default:
		type = "?";
		break;
	}

	if (mmc_sd_card_uhs(card) &&
		(card->sd_bus_speed < ARRAY_SIZE(uhs_speeds)))
		uhs_bus_speed_mode = uhs_speeds[card->sd_bus_speed];

	if (mmc_host_is_spi(card->host)) {
		pr_info("%s: new %s%s%s card on SPI\n",
			mmc_hostname(card->host),
			mmc_card_highspeed(card) ? "high speed " : "",
			mmc_card_ddr_mode(card) ? "DDR " : "",
			type);
	} else {
		pr_info("%s: new %s%s%s%s%s%s card at address %04x\n",
			mmc_hostname(card->host),
			mmc_card_uhs(card) ? "ultra high speed " :
			(mmc_card_highspeed(card) ? "high speed " : ""),
			(mmc_card_hs400(card) ? "HS400 " : ""),
			(mmc_card_hs200(card) ? "HS200 " : ""),
			mmc_card_ddr_mode(card) ? "DDR " : "",
			uhs_bus_speed_mode, type, card->rca);
	}

#ifdef CONFIG_MACH_LGE
	/* LGE_CHANGE
	 * Adding Print for more information.
	 * 2014-09-01, Z2G4-BSP-FileSys@lge.com
	 */
	printk(KERN_INFO "[LGE][MMC][%-18s( )] mmc_hostname:%s, type:%s\n", __func__, mmc_hostname(card->host), type);
#endif

#ifdef CONFIG_DEBUG_FS
	mmc_add_card_debugfs(card);
#endif
	mmc_init_context_info(card->host);

	ret = pm_runtime_set_active(&card->dev);
	if (ret)
		pr_err("%s: %s: failed setting runtime active: ret: %d\n",
		       mmc_hostname(card->host), __func__, ret);
	else if (!mmc_card_sdio(card) && mmc_use_core_runtime_pm(card->host))
		pm_runtime_enable(&card->dev);

	if (mmc_card_sdio(card)) {
		ret = device_init_wakeup(&card->dev, true);
		if (ret)
			pr_err("%s: %s: failed to init wakeup: %d\n",
			       mmc_hostname(card->host), __func__, ret);
	}
	ret = device_add(&card->dev);
#ifdef CONFIG_MACH_LGE
	/* LGE_CHANGE
	 * Adding Print for more information.
	 * 2014-09-01, Z2G4-BSP-FileSys@lge.com
	 */
	if (ret) {
		printk(KERN_INFO "[LGE][MMC][%-18s( )] device_add & uevent posting fail!, ret:%d \n", __func__, ret);
		return ret;
	} else {
		printk(KERN_INFO "[LGE][MMC][%-18s( )] device_add & uevent posting complete!\n", __func__);
	}
#else
	if (ret)
		return ret;
#endif

	device_enable_async_suspend(&card->dev);
#if defined(CONFIG_BCMDHD) || defined (CONFIG_BCMDHD_MODULE)
	if (!strcmp(mmc_hostname(card->host), "mmc2")){
	    device_disable_async_suspend(&card->dev);
	    pr_err("%s: %s: device_disable_async_suspend\n", mmc_hostname(card->host),__func__);
	}
#endif
	if (mmc_use_core_runtime_pm(card->host) && !mmc_card_sdio(card)) {
		card->rpm_attrib.show = show_rpm_delay;
		card->rpm_attrib.store = store_rpm_delay;
		sysfs_attr_init(&card->rpm_attrib.attr);
		card->rpm_attrib.attr.name = "runtime_pm_timeout";
		card->rpm_attrib.attr.mode = S_IRUGO | S_IWUSR;

		ret = device_create_file(&card->dev, &card->rpm_attrib);
		if (ret)
			pr_err("%s: %s: creating runtime pm sysfs entry: failed: %d\n",
			       mmc_hostname(card->host), __func__, ret);
		/* Default timeout is 10 seconds */
		card->idle_timeout = RUNTIME_SUSPEND_DELAY_MS;
	}

	mmc_card_set_present(card);

	return 0;
}