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Commit 01a999e4 authored by Jaehoon Chung's avatar Jaehoon Chung Committed by Ulf Hansson
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mmc: dw_mmc: remove the unused quirks 



Removed the unused quirks. These quirks don't used anywhere.

Signed-off-by: default avatarJaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 923a231c

drivers/mmc/host/dw_mmc.c

+0 −19
Original line number Diff line number Diff line
@@ -1634,12 +1634,6 @@ static int dw_mci_command_complete(struct dw_mci *host, struct mmc_command *cmd) 
	else

		cmd->error = 0;



	if (cmd->error) {

		/* newer ip versions need a delay between retries */

		if (host->quirks & DW_MCI_QUIRK_RETRY_DELAY)

			mdelay(20);

	}



	return cmd->error;

}
@@ -2355,16 +2349,6 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) 


	pending = mci_readl(host, MINTSTS); /* read-only mask reg */



	/*

	 * DTO fix - version 2.10a and below, and only if internal DMA

	 * is configured.

	 */

	if (host->quirks & DW_MCI_QUIRK_IDMAC_DTO) {

		if (!pending &&

		    ((mci_readl(host, STATUS) >> 17) & 0x1fff))

			pending |= SDMMC_INT_DATA_OVER;

	}



	if (pending) {

		/* Check volt switch first, since it can look like an error */

		if ((host->state == STATE_SENDING_CMD11) &&
@@ -3165,9 +3149,6 @@ int dw_mci_probe(struct dw_mci *host) 
	/* Now that slots are all setup, we can enable card detect */

	dw_mci_enable_cd(host);



	if (host->quirks & DW_MCI_QUIRK_IDMAC_DTO)

		dev_info(host->dev, "Internal DMAC interrupt fix enabled.\n");



	return 0;



err_dmaunmap:

include/linux/mmc/dw_mmc.h

+2 −8
Original line number Diff line number Diff line
@@ -235,16 +235,10 @@ struct dw_mci_dma_ops { 
};



/* IP Quirks/flags. */

/* DTO fix for command transmission with IDMAC configured */

#define DW_MCI_QUIRK_IDMAC_DTO			BIT(0)

/* delay needed between retries on some 2.11a implementations */

#define DW_MCI_QUIRK_RETRY_DELAY		BIT(1)

/* High Speed Capable - Supports HS cards (up to 50MHz) */

#define DW_MCI_QUIRK_HIGHSPEED			BIT(2)

/* Unreliable card detection */

#define DW_MCI_QUIRK_BROKEN_CARD_DETECTION	BIT(3)

#define DW_MCI_QUIRK_BROKEN_CARD_DETECTION	BIT(0)

/* Timer for broken data transfer over scheme */

#define DW_MCI_QUIRK_BROKEN_DTO			BIT(4)

#define DW_MCI_QUIRK_BROKEN_DTO			BIT(1)



struct dma_pdata;