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Change OMAP_MMC_{READ,WRITE} macros to use the host pointer

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This patch is part of Juha Yrjola's earlier patch to change
OMAP_MMC_{READ,WRITE} macros to use the host pointer

Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar <at> indt.org.br>
Signed-off-by: Juha Yrjola <juha.yrjola <at> solidboot.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Juha Yrjola juha.yrjola 2006-11-11 23:36:52 +01:00 committed by Pierre Ossman
parent 89783b1e44
commit 3342ee8bfa
2 changed files with 47 additions and 47 deletions
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90
drivers/mmc/omap.c
View File

@ -192,16 +192,16 @@ mmc_omap_start_command(struct mmc_omap_host *host, struct mmc_command *cmd)
clk_enable(host->fclk);
OMAP_MMC_WRITE(host->base, CTO, 200);
OMAP_MMC_WRITE(host->base, ARGL, cmd->arg & 0xffff);
OMAP_MMC_WRITE(host->base, ARGH, cmd->arg >> 16);
OMAP_MMC_WRITE(host->base, IE,
OMAP_MMC_WRITE(host, CTO, 200);
OMAP_MMC_WRITE(host, ARGL, cmd->arg & 0xffff);
OMAP_MMC_WRITE(host, ARGH, cmd->arg >> 16);
OMAP_MMC_WRITE(host, IE,
OMAP_MMC_STAT_A_EMPTY | OMAP_MMC_STAT_A_FULL |
OMAP_MMC_STAT_CMD_CRC | OMAP_MMC_STAT_CMD_TOUT |
OMAP_MMC_STAT_DATA_CRC | OMAP_MMC_STAT_DATA_TOUT |
OMAP_MMC_STAT_END_OF_CMD | OMAP_MMC_STAT_CARD_ERR |
OMAP_MMC_STAT_END_OF_DATA);
OMAP_MMC_WRITE(host->base, CMD, cmdreg);
OMAP_MMC_WRITE(host, CMD, cmdreg);
}
static void
@ -297,22 +297,22 @@ mmc_omap_cmd_done(struct mmc_omap_host *host, struct mmc_command *cmd)
if (cmd->flags & MMC_RSP_136) {
/* response type 2 */
cmd->resp[3] =
OMAP_MMC_READ(host->base, RSP0) |
(OMAP_MMC_READ(host->base, RSP1) << 16);
OMAP_MMC_READ(host, RSP0) |
(OMAP_MMC_READ(host, RSP1) << 16);
cmd->resp[2] =
OMAP_MMC_READ(host->base, RSP2) |
(OMAP_MMC_READ(host->base, RSP3) << 16);
OMAP_MMC_READ(host, RSP2) |
(OMAP_MMC_READ(host, RSP3) << 16);
cmd->resp[1] =
OMAP_MMC_READ(host->base, RSP4) |
(OMAP_MMC_READ(host->base, RSP5) << 16);
OMAP_MMC_READ(host, RSP4) |
(OMAP_MMC_READ(host, RSP5) << 16);
cmd->resp[0] =
OMAP_MMC_READ(host->base, RSP6) |
(OMAP_MMC_READ(host->base, RSP7) << 16);
OMAP_MMC_READ(host, RSP6) |
(OMAP_MMC_READ(host, RSP7) << 16);
} else {
/* response types 1, 1b, 3, 4, 5, 6 */
cmd->resp[0] =
OMAP_MMC_READ(host->base, RSP6) |
(OMAP_MMC_READ(host->base, RSP7) << 16);
OMAP_MMC_READ(host, RSP6) |
(OMAP_MMC_READ(host, RSP7) << 16);
}
}
@ -387,11 +387,11 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
int transfer_error;
if (host->cmd == NULL && host->data == NULL) {
status = OMAP_MMC_READ(host->base, STAT);
status = OMAP_MMC_READ(host, STAT);
dev_info(mmc_dev(host->mmc),"spurious irq 0x%04x\n", status);
if (status != 0) {
OMAP_MMC_WRITE(host->base, STAT, status);
OMAP_MMC_WRITE(host->base, IE, 0);
OMAP_MMC_WRITE(host, STAT, status);
OMAP_MMC_WRITE(host, IE, 0);
}
return IRQ_HANDLED;
}
@ -400,8 +400,8 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
end_transfer = 0;
transfer_error = 0;
while ((status = OMAP_MMC_READ(host->base, STAT)) != 0) {
OMAP_MMC_WRITE(host->base, STAT, status);
while ((status = OMAP_MMC_READ(host, STAT)) != 0) {
OMAP_MMC_WRITE(host, STAT, status);
#ifdef CONFIG_MMC_DEBUG
dev_dbg(mmc_dev(host->mmc), "MMC IRQ %04x (CMD %d): ",
status, host->cmd != NULL ? host->cmd->opcode : -1);
@ -471,8 +471,8 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
if (status & OMAP_MMC_STAT_CARD_ERR) {
if (host->cmd && host->cmd->opcode == MMC_STOP_TRANSMISSION) {
u32 response = OMAP_MMC_READ(host->base, RSP6)
| (OMAP_MMC_READ(host->base, RSP7) << 16);
u32 response = OMAP_MMC_READ(host, RSP6)
| (OMAP_MMC_READ(host, RSP7) << 16);
/* STOP sometimes sets must-ignore bits */
if (!(response & (R1_CC_ERROR
| R1_ILLEGAL_COMMAND
@ -644,7 +644,7 @@ mmc_omap_prepare_dma(struct mmc_omap_host *host, struct mmc_data *data)
if (unlikely(count > 0xffff))
BUG();
OMAP_MMC_WRITE(host->base, BUF, buf);
OMAP_MMC_WRITE(host, BUF, buf);
omap_set_dma_transfer_params(dma_ch, OMAP_DMA_DATA_TYPE_S16,
frame, count, OMAP_DMA_SYNC_FRAME,
sync_dev, 0);
@ -729,11 +729,11 @@ static inline void set_cmd_timeout(struct mmc_omap_host *host, struct mmc_reques
{
u16 reg;
reg = OMAP_MMC_READ(host->base, SDIO);
reg = OMAP_MMC_READ(host, SDIO);
reg &= ~(1 << 5);
OMAP_MMC_WRITE(host->base, SDIO, reg);
OMAP_MMC_WRITE(host, SDIO, reg);
/* Set maximum timeout */
OMAP_MMC_WRITE(host->base, CTO, 0xff);
OMAP_MMC_WRITE(host, CTO, 0xff);
}
static inline void set_data_timeout(struct mmc_omap_host *host, struct mmc_request *req)
@ -747,14 +747,14 @@ static inline void set_data_timeout(struct mmc_omap_host *host, struct mmc_reque
timeout = req->data->timeout_clks + req->data->timeout_ns / 500;
/* Check if we need to use timeout multiplier register */
reg = OMAP_MMC_READ(host->base, SDIO);
reg = OMAP_MMC_READ(host, SDIO);
if (timeout > 0xffff) {
reg |= (1 << 5);
timeout /= 1024;
} else
reg &= ~(1 << 5);
OMAP_MMC_WRITE(host->base, SDIO, reg);
OMAP_MMC_WRITE(host->base, DTO, timeout);
OMAP_MMC_WRITE(host, SDIO, reg);
OMAP_MMC_WRITE(host, DTO, timeout);
}
static void
@ -766,9 +766,9 @@ mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req)
host->data = data;
if (data == NULL) {
OMAP_MMC_WRITE(host->base, BLEN, 0);
OMAP_MMC_WRITE(host->base, NBLK, 0);
OMAP_MMC_WRITE(host->base, BUF, 0);
OMAP_MMC_WRITE(host, BLEN, 0);
OMAP_MMC_WRITE(host, NBLK, 0);
OMAP_MMC_WRITE(host, BUF, 0);
host->dma_in_use = 0;
set_cmd_timeout(host, req);
return;
@ -777,8 +777,8 @@ mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req)
block_size = data->blksz;
OMAP_MMC_WRITE(host->base, NBLK, data->blocks - 1);
OMAP_MMC_WRITE(host->base, BLEN, block_size - 1);
OMAP_MMC_WRITE(host, NBLK, data->blocks - 1);
OMAP_MMC_WRITE(host, BLEN, block_size - 1);
set_data_timeout(host, req);
/* cope with calling layer confusion; it issues "single
@ -820,7 +820,7 @@ mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req)
/* Revert to PIO? */
if (!use_dma) {
OMAP_MMC_WRITE(host->base, BUF, 0x1f1f);
OMAP_MMC_WRITE(host, BUF, 0x1f1f);
host->total_bytes_left = data->blocks * block_size;
host->sg_len = sg_len;
mmc_omap_sg_to_buf(host);
@ -872,8 +872,8 @@ static void mmc_omap_power(struct mmc_omap_host *host, int on)
/* GPIO 4 of TPS65010 sends SD_EN signal */
tps65010_set_gpio_out_value(GPIO4, HIGH);
else if (cpu_is_omap24xx()) {
u16 reg = OMAP_MMC_READ(host->base, CON);
OMAP_MMC_WRITE(host->base, CON, reg | (1 << 11));
u16 reg = OMAP_MMC_READ(host, CON);
OMAP_MMC_WRITE(host, CON, reg | (1 << 11));
} else
if (host->power_pin >= 0)
omap_set_gpio_dataout(host->power_pin, 1);
@ -885,8 +885,8 @@ static void mmc_omap_power(struct mmc_omap_host *host, int on)
else if (machine_is_omap_h3())
tps65010_set_gpio_out_value(GPIO4, LOW);
else if (cpu_is_omap24xx()) {
u16 reg = OMAP_MMC_READ(host->base, CON);
OMAP_MMC_WRITE(host->base, CON, reg & ~(1 << 11));
u16 reg = OMAP_MMC_READ(host, CON);
OMAP_MMC_WRITE(host, CON, reg & ~(1 << 11));
} else
if (host->power_pin >= 0)
omap_set_gpio_dataout(host->power_pin, 0);
@ -942,14 +942,14 @@ static void mmc_omap_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
* which results in the while loop below getting stuck.
* Writing to the CON register twice seems to do the trick. */
for (i = 0; i < 2; i++)
OMAP_MMC_WRITE(host->base, CON, dsor);
OMAP_MMC_WRITE(host, CON, dsor);
if (ios->power_mode == MMC_POWER_UP) {
/* Send clock cycles, poll completion */
OMAP_MMC_WRITE(host->base, IE, 0);
OMAP_MMC_WRITE(host->base, STAT, 0xffff);
OMAP_MMC_WRITE(host->base, CMD, 1<<7);
while (0 == (OMAP_MMC_READ(host->base, STAT) & 1));
OMAP_MMC_WRITE(host->base, STAT, 1);
OMAP_MMC_WRITE(host, IE, 0);
OMAP_MMC_WRITE(host, STAT, 0xffff);
OMAP_MMC_WRITE(host, CMD, 1<<7);
while (0 == (OMAP_MMC_READ(host, STAT) & 1));
OMAP_MMC_WRITE(host, STAT, 1);
}
clk_disable(host->fclk);
}

4
drivers/mmc/omap.h
View File

@ -41,8 +41,8 @@
#define OMAP_MMC_STAT_CARD_BUSY (1 << 2)
#define OMAP_MMC_STAT_END_OF_CMD (1 << 0)
#define OMAP_MMC_READ(base, reg) __raw_readw((base) + OMAP_MMC_REG_##reg)
#define OMAP_MMC_WRITE(base, reg, val) __raw_writew((val), (base) + OMAP_MMC_REG_##reg)
#define OMAP_MMC_READ(host, reg) __raw_readw((host)->virt_base + OMAP_MMC_REG_##reg)
#define OMAP_MMC_WRITE(host, reg, val) __raw_writew((val), (host)->virt_base + OMAP_MMC_REG_##reg)
/*
* Command types