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Commit b23475fa authored by Jaehoon Chung's avatar Jaehoon Chung Committed by Ulf Hansson
Browse files

mmc: dw_mmc: change the array of slots 



It doesn't need to use the array of slots anymore.

Signed-off-by: default avatarJaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 58870241

drivers/mmc/host/dw_mmc.c

+9 −12
Original line number Diff line number Diff line
@@ -2563,8 +2563,7 @@ static void dw_mci_cmd_interrupt(struct dw_mci *host, u32 status) 


static void dw_mci_handle_cd(struct dw_mci *host)

{

	int i = 0;

	struct dw_mci_slot *slot = host->slot[i];

	struct dw_mci_slot *slot = host->slot;



	if (slot->mmc->ops->card_event)

		slot->mmc->ops->card_event(slot->mmc);
@@ -2576,8 +2575,7 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) 
{

	struct dw_mci *host = dev_id;

	u32 pending;

	int i = 0;

	struct dw_mci_slot *slot = host->slot[i];

	struct dw_mci_slot *slot = host->slot;



	pending = mci_readl(host, MINTSTS); /* read-only mask reg */
@@ -2707,7 +2705,7 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id) 
	slot->sdio_id = host->sdio_id0 + id;

	slot->mmc = mmc;

	slot->host = host;

	host->slot[id] = slot;

	host->slot = slot;



	mmc->ops = &dw_mci_ops;

	if (device_property_read_u32_array(host->dev, "clock-freq-min-max",
@@ -2807,7 +2805,7 @@ static void dw_mci_cleanup_slot(struct dw_mci_slot *slot, unsigned int id) 
{

	/* Debugfs stuff is cleaned up by mmc core */

	mmc_remove_host(slot->mmc);

	slot->host->slot[id] = NULL;

	slot->host->slot = NULL;

	mmc_free_host(slot->mmc);

}
@@ -2998,14 +2996,13 @@ static void dw_mci_enable_cd(struct dw_mci *host) 
{

	unsigned long irqflags;

	u32 temp;

	int i = 0;

	struct dw_mci_slot *slot;



	/*

	 * No need for CD if all slots have a non-error GPIO

	 * as well as broken card detection is found.

	 */

	slot = host->slot[i];

	slot = host->slot;

	if (slot->mmc->caps & MMC_CAP_NEEDS_POLL)

		return;
@@ -3233,8 +3230,8 @@ void dw_mci_remove(struct dw_mci *host) 
	int i = 0;



	dev_dbg(host->dev, "remove slot %d\n", i);

	if (host->slot[i])

		dw_mci_cleanup_slot(host->slot[i], i);

	if (host->slot)

		dw_mci_cleanup_slot(host->slot, i);



	mci_writel(host, RINTSTS, 0xFFFFFFFF);

	mci_writel(host, INTMASK, 0); /* disable all mmc interrupt first */
@@ -3277,9 +3274,9 @@ EXPORT_SYMBOL(dw_mci_runtime_suspend); 


int dw_mci_runtime_resume(struct device *dev)

{

	int i = 0, ret = 0;

	int ret = 0;

	struct dw_mci *host = dev_get_drvdata(dev);

	struct dw_mci_slot *slot = host->slot[i];

	struct dw_mci_slot *slot = host->slot;



	if (host->cur_slot &&

	    (mmc_can_gpio_cd(host->cur_slot->mmc) ||

drivers/mmc/host/dw_mmc.h

+1 −3
Original line number Diff line number Diff line
@@ -20,8 +20,6 @@ 
#include <linux/reset.h>

#include <linux/interrupt.h>



#define MAX_MCI_SLOTS	2



enum dw_mci_state {

	STATE_IDLE = 0,

	STATE_SENDING_CMD,
@@ -215,7 +213,7 @@ struct dw_mci { 
	void			*priv;

	struct clk		*biu_clk;

	struct clk		*ciu_clk;

	struct dw_mci_slot	*slot[MAX_MCI_SLOTS];

	struct dw_mci_slot	*slot;



	/* FIFO push and pull */

	int			fifo_depth;