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mmc: Minor cleanup of sdhci.c

Browse source 
Fixup prints to show where the print is done from, and
a few minor formatting/grammar issues.

Signed-off-by: Darwin Rambo <drambo@broadcom.com>
Acked-by: Pantelis Antoniou <panto@antoniou-consulting.com>
This commit is contained in:
Darwin Rambo 2013-12-19 15:13:25 -08:00 committed by Pantelis Antoniou
parent 2a7a210e2c
commit 30e6d979fa
1 changed files with 19 additions and 13 deletions
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32
drivers/mmc/sdhci.c
View file

@ -24,7 +24,8 @@ static void sdhci_reset(struct sdhci_host *host, u8 mask)
sdhci_writeb(host, mask, SDHCI_SOFTWARE_RESET);
while (sdhci_readb(host, SDHCI_SOFTWARE_RESET) & mask) {
if (timeout == 0) {
printf("Reset 0x%x never completed.\n", (int)mask);
printf("%s: Reset 0x%x never completed.\n",
__func__, (int)mask);
return;
}
timeout--;
@ -79,7 +80,8 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data,
do {
stat = sdhci_readl(host, SDHCI_INT_STATUS);
if (stat & SDHCI_INT_ERROR) {
printf("Error detected in status(0x%X)!\n", stat);
printf("%s: Error detected in status(0x%X)!\n",
__func__, stat);
return -1;
}
if (stat & rdy) {
@ -102,7 +104,7 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data,
if (timeout-- > 0)
udelay(10);
else {
printf("Transfer data timeout\n");
printf("%s: Transfer data timeout\n", __func__);
return -1;
}
} while (!(stat & SDHCI_INT_DATA_END));
@ -147,7 +149,7 @@ int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) {
if (time >= cmd_timeout) {
printf("MMC: %d busy ", mmc_dev);
printf("%s: MMC: %d busy ", __func__, mmc_dev);
if (2 * cmd_timeout <= CONFIG_SDHCI_CMD_MAX_TIMEOUT) {
cmd_timeout += cmd_timeout;
printf("timeout increasing to: %u ms.\n",
@ -179,7 +181,7 @@ int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
if (data)
flags |= SDHCI_CMD_DATA;
/*Set Transfer mode regarding to data flag*/
/* Set Transfer mode regarding to data flag */
if (data != 0) {
sdhci_writeb(host, 0xe, SDHCI_TIMEOUT_CONTROL);
mode = SDHCI_TRNS_BLK_CNT_EN;
@ -230,7 +232,7 @@ int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
if (host->quirks & SDHCI_QUIRK_BROKEN_R1B)
return 0;
else {
printf("Timeout for status update!\n");
printf("%s: Timeout for status update!\n", __func__);
return TIMEOUT;
}
}
@ -307,7 +309,8 @@ static int sdhci_set_clock(struct mmc *mmc, unsigned int clock)
while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
& SDHCI_CLOCK_INT_STABLE)) {
if (timeout == 0) {
printf("Internal clock never stabilised.\n");
printf("%s: Internal clock never stabilised.\n",
__func__);
return -1;
}
timeout--;
@ -397,7 +400,8 @@ int sdhci_init(struct mmc *mmc)
if ((host->quirks & SDHCI_QUIRK_32BIT_DMA_ADDR) && !aligned_buffer) {
aligned_buffer = memalign(8, 512*1024);
if (!aligned_buffer) {
printf("Aligned buffer alloc failed!!!");
printf("%s: Aligned buffer alloc failed!!!\n",
__func__);
return -1;
}
}
@ -418,8 +422,8 @@ int sdhci_init(struct mmc *mmc)
}
/* Enable only interrupts served by the SD controller */
sdhci_writel(host, SDHCI_INT_DATA_MASK | SDHCI_INT_CMD_MASK
, SDHCI_INT_ENABLE);
sdhci_writel(host, SDHCI_INT_DATA_MASK | SDHCI_INT_CMD_MASK,
SDHCI_INT_ENABLE);
/* Mask all sdhci interrupt sources */
sdhci_writel(host, 0x0, SDHCI_SIGNAL_ENABLE);
@ -433,7 +437,7 @@ int add_sdhci(struct sdhci_host *host, u32 max_clk, u32 min_clk)
mmc = malloc(sizeof(struct mmc));
if (!mmc) {
printf("mmc malloc fail!\n");
printf("%s: mmc malloc fail!\n", __func__);
return -1;
}
@ -450,7 +454,8 @@ int add_sdhci(struct sdhci_host *host, u32 max_clk, u32 min_clk)
caps = sdhci_readl(host, SDHCI_CAPABILITIES);
#ifdef CONFIG_MMC_SDMA
if (!(caps & SDHCI_CAN_DO_SDMA)) {
printf("Your controller don't support sdma!!\n");
printf("%s: Your controller doesn't support SDMA!!\n",
__func__);
return -1;
}
#endif
@ -467,7 +472,8 @@ int add_sdhci(struct sdhci_host *host, u32 max_clk, u32 min_clk)
mmc->f_max *= 1000000;
}
if (mmc->f_max == 0) {
printf("Hardware doesn't specify base clock frequency\n");
printf("%s: Hardware doesn't specify base clock frequency\n",
__func__);
return -1;
}
if (min_clk)