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Commit 2e8ce5e7 authored by Alex Dubov's avatar Alex Dubov Committed by Pierre Ossman
Browse files

tifm_sd: prettify 



This patch introduces no semantic changes - it is here for estetic purposes.

Signed-off-by: default avatarAlex Dubov <oakad@yahoo.com>
Signed-off-by: default avatarPierre Ossman <drzeus@drzeus.cx>
parent 8e02f858

drivers/mmc/tifm_sd.c

+50 −48
Original line number Diff line number Diff line
@@ -350,11 +350,11 @@ static unsigned int tifm_sd_signal_irq(struct tifm_dev *sock, 
		if (host_status & TIFM_MMCSD_ERRMASK) {

			if (host_status & TIFM_MMCSD_CERR)

				error_code = MMC_ERR_FAILED;

			else if (host_status &

					(TIFM_MMCSD_CTO | TIFM_MMCSD_DTO))

			else if (host_status

				 & (TIFM_MMCSD_CTO | TIFM_MMCSD_DTO))

				error_code = MMC_ERR_TIMEOUT;

			else if (host_status &

					(TIFM_MMCSD_CCRC | TIFM_MMCSD_DCRC))

			else if (host_status

				 & (TIFM_MMCSD_CCRC | TIFM_MMCSD_DCRC))

				error_code = MMC_ERR_BADCRC;



			writel(TIFM_FIFO_INT_SETALL,
@@ -382,8 +382,8 @@ static unsigned int tifm_sd_signal_irq(struct tifm_dev *sock, 


		if (host_status & TIFM_MMCSD_CB)

			host->flags |= CARD_BUSY;

		if ((host_status & TIFM_MMCSD_EOFB) &&

				(host->flags & CARD_BUSY)) {

		if ((host_status & TIFM_MMCSD_EOFB)

		    && (host->flags & CARD_BUSY)) {

			host->written_blocks++;

			host->flags &= ~CARD_BUSY;

		}
@@ -398,13 +398,14 @@ done: 
	return sock_irq_status;

}



static void tifm_sd_prepare_data(struct tifm_sd *card, struct mmc_command *cmd)

static void tifm_sd_prepare_data(struct tifm_sd *host, struct mmc_command *cmd)

{

	struct tifm_dev *sock = card->dev;

	struct tifm_dev *sock = host->dev;

	unsigned int dest_cnt;



	/* DMA style IO */



	dev_dbg(&sock->dev, "setting dma for %d blocks\n",

		cmd->data->blocks);

	writel(TIFM_FIFO_INT_SETALL,

	       sock->addr + SOCK_DMA_FIFO_INT_ENABLE_CLEAR);

	writel(ilog2(cmd->data->blksz) - 2,
@@ -539,8 +540,8 @@ static void tifm_sd_end_cmd(unsigned long data) 
	r_data = mrq->cmd->data;

	if (r_data) {

		if (r_data->flags & MMC_DATA_WRITE) {

			r_data->bytes_xfered = host->written_blocks *

						r_data->blksz;

			r_data->bytes_xfered = host->written_blocks

					       * r_data->blksz;

		} else {

			r_data->bytes_xfered = r_data->blocks -

				readl(sock->addr + SOCK_MMCSD_NUM_BLOCKS) - 1;
@@ -582,14 +583,14 @@ static void tifm_sd_request_nodma(struct mmc_host *mmc, struct mmc_request *mrq) 
	if (r_data) {

		tifm_sd_set_data_timeout(host, r_data);



		host->buffer_size = mrq->cmd->data->blocks *

					mrq->cmd->data->blksz;

		host->buffer_size = mrq->cmd->data->blocks

				    * mrq->cmd->data->blksz;



		writel(TIFM_MMCSD_BUFINT |

				readl(sock->addr + SOCK_MMCSD_INT_ENABLE),

		writel(TIFM_MMCSD_BUFINT

		       | readl(sock->addr + SOCK_MMCSD_INT_ENABLE),

		       sock->addr + SOCK_MMCSD_INT_ENABLE);

		writel(((TIFM_MMCSD_FIFO_SIZE - 1) << 8) |

				(TIFM_MMCSD_FIFO_SIZE - 1),

		writel(((TIFM_MMCSD_FIFO_SIZE - 1) << 8)

		       | (TIFM_MMCSD_FIFO_SIZE - 1),

		       sock->addr + SOCK_MMCSD_BUFFER_CONFIG);



		host->written_blocks = 0;
@@ -642,8 +643,8 @@ static void tifm_sd_end_cmd_nodma(unsigned long data) 
			sock->addr + SOCK_MMCSD_INT_ENABLE);



		if (r_data->flags & MMC_DATA_WRITE) {

			r_data->bytes_xfered = host->written_blocks *

						r_data->blksz;

			r_data->bytes_xfered = host->written_blocks

					       * r_data->blksz;

		} else {

			r_data->bytes_xfered = r_data->blocks -

				readl(sock->addr + SOCK_MMCSD_NUM_BLOCKS) - 1;
@@ -707,8 +708,8 @@ static void tifm_sd_ios(struct mmc_host *mmc, struct mmc_ios *ios) 
		writel(TIFM_MMCSD_4BBUS | readl(sock->addr + SOCK_MMCSD_CONFIG),

		       sock->addr + SOCK_MMCSD_CONFIG);

	} else {

		writel((~TIFM_MMCSD_4BBUS) &

				readl(sock->addr + SOCK_MMCSD_CONFIG),

		writel((~TIFM_MMCSD_4BBUS)

		       & readl(sock->addr + SOCK_MMCSD_CONFIG),

		       sock->addr + SOCK_MMCSD_CONFIG);

	}
@@ -728,22 +729,23 @@ static void tifm_sd_ios(struct mmc_host *mmc, struct mmc_ios *ios) 
		if ((20000000 / clk_div1) > (24000000 / clk_div2)) {

			host->clk_freq = 20000000;

			host->clk_div = clk_div1;

			writel((~TIFM_CTRL_FAST_CLK) &

					readl(sock->addr + SOCK_CONTROL),

			writel((~TIFM_CTRL_FAST_CLK)

			       & readl(sock->addr + SOCK_CONTROL),

			       sock->addr + SOCK_CONTROL);

		} else {

			host->clk_freq = 24000000;

			host->clk_div = clk_div2;

			writel(TIFM_CTRL_FAST_CLK |

					readl(sock->addr + SOCK_CONTROL),

			writel(TIFM_CTRL_FAST_CLK

			       | readl(sock->addr + SOCK_CONTROL),

			       sock->addr + SOCK_CONTROL);

		}

	} else {

		host->clk_div = 0;

	}

	host->clk_div &= TIFM_MMCSD_CLKMASK;

	writel(host->clk_div | ((~TIFM_MMCSD_CLKMASK) &

			readl(sock->addr + SOCK_MMCSD_CONFIG)),

	writel(host->clk_div

	       | ((~TIFM_MMCSD_CLKMASK)

		  & readl(sock->addr + SOCK_MMCSD_CONFIG)),

	       sock->addr + SOCK_MMCSD_CONFIG);



	if (ios->bus_mode == MMC_BUSMODE_OPENDRAIN)
@@ -855,8 +857,8 @@ static int tifm_sd_probe(struct tifm_dev *sock) 
	struct tifm_sd *host;

	int rc = -EIO;



	if (!(TIFM_SOCK_STATE_OCCUPIED &

			readl(sock->addr + SOCK_PRESENT_STATE))) {

	if (!(TIFM_SOCK_STATE_OCCUPIED

	      & readl(sock->addr + SOCK_PRESENT_STATE))) {

		printk(KERN_WARNING DRIVER_NAME ": card gone, unexpectedly\n");

		return rc;

	}