[U-Boot] [PATCH v2 2/2] mmc: sdhci: use the generic error number
Jaehoon Chung
jh80.chung at samsung.com
Mon Sep 26 01:10:02 CEST 2016
Use the generic error number instead of meaningless value.
Signed-off-by: Jaehoon Chung <jh80.chung at samsung.com>
---
Changelog for V2:
- Fix the missed error number
- Add the other controller (bcm2835_sdhci, ftsdc021_sdhc)
drivers/mmc/bcm2835_sdhci.c | 2 +-
drivers/mmc/ftsdc021_sdhci.c | 2 +-
drivers/mmc/kona_sdhci.c | 6 +++---
drivers/mmc/mv_sdhci.c | 2 +-
drivers/mmc/s5p_sdhci.c | 8 ++++----
drivers/mmc/sdhci.c | 12 ++++++------
6 files changed, 16 insertions(+), 16 deletions(-)
diff --git a/drivers/mmc/bcm2835_sdhci.c b/drivers/mmc/bcm2835_sdhci.c
index c1d8700..cb2bd40 100644
--- a/drivers/mmc/bcm2835_sdhci.c
+++ b/drivers/mmc/bcm2835_sdhci.c
@@ -157,7 +157,7 @@ int bcm2835_sdhci_init(u32 regbase, u32 emmc_freq)
bcm_host = calloc(1, sizeof(*bcm_host));
if (!bcm_host) {
printf("sdhci_host calloc fail!\n");
- return 1;
+ return -ENOMEM;
}
/*
diff --git a/drivers/mmc/ftsdc021_sdhci.c b/drivers/mmc/ftsdc021_sdhci.c
index 1f6cdba..6e9fefa 100644
--- a/drivers/mmc/ftsdc021_sdhci.c
+++ b/drivers/mmc/ftsdc021_sdhci.c
@@ -21,7 +21,7 @@ int ftsdc021_sdhci_init(u32 regbase)
host = calloc(1, sizeof(struct sdhci_host));
if (!host) {
puts("sdh_host malloc fail!\n");
- return 1;
+ return -ENOMEM;
}
host->name = "FTSDC021";
diff --git a/drivers/mmc/kona_sdhci.c b/drivers/mmc/kona_sdhci.c
index c67a262..549f6bc 100644
--- a/drivers/mmc/kona_sdhci.c
+++ b/drivers/mmc/kona_sdhci.c
@@ -27,7 +27,7 @@ static int init_kona_mmc_core(struct sdhci_host *host)
if (sdhci_readb(host, SDHCI_SOFTWARE_RESET) & SDHCI_RESET_ALL) {
printf("%s: sd host controller reset error\n", __func__);
- return 1;
+ return -EBUSY;
}
/* For kona a hardware reset before anything else. */
@@ -39,7 +39,7 @@ static int init_kona_mmc_core(struct sdhci_host *host)
do {
if (timeout == 0) {
printf("%s: reset timeout error\n", __func__);
- return 1;
+ return -ETIMEDOUT;
}
timeout--;
udelay(100);
@@ -67,7 +67,7 @@ static int init_kona_mmc_core(struct sdhci_host *host)
while (!(sdhci_readl(host, SDHCI_PRESENT_STATE) & SDHCI_CARD_PRESENT)) {
if (timeout == 0) {
printf("%s: CARD DETECT timeout error\n", __func__);
- return 1;
+ return -ETIMEDOUT;
}
timeout--;
udelay(100);
diff --git a/drivers/mmc/mv_sdhci.c b/drivers/mmc/mv_sdhci.c
index ca5f872..e388ad1 100644
--- a/drivers/mmc/mv_sdhci.c
+++ b/drivers/mmc/mv_sdhci.c
@@ -71,7 +71,7 @@ int mv_sdh_init(unsigned long regbase, u32 max_clk, u32 min_clk, u32 quirks)
host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host));
if (!host) {
printf("sdh_host malloc fail!\n");
- return 1;
+ return -ENOMEM;
}
host->name = MVSDH_NAME;
diff --git a/drivers/mmc/s5p_sdhci.c b/drivers/mmc/s5p_sdhci.c
index 7827b28..8930097 100644
--- a/drivers/mmc/s5p_sdhci.c
+++ b/drivers/mmc/s5p_sdhci.c
@@ -86,7 +86,7 @@ int s5p_sdhci_init(u32 regbase, int index, int bus_width)
struct sdhci_host *host = calloc(1, sizeof(struct sdhci_host));
if (!host) {
printf("sdhci__host allocation fail!\n");
- return 1;
+ return -ENOMEM;
}
host->ioaddr = (void *)regbase;
host->index = index;
@@ -140,7 +140,7 @@ static int sdhci_get_config(const void *blob, int node, struct sdhci_host *host)
dev_id = pinmux_decode_periph_id(blob, node);
if (dev_id < PERIPH_ID_SDMMC0 && dev_id > PERIPH_ID_SDMMC3) {
debug("MMC: Can't get device id\n");
- return -1;
+ return -EINVAL;
}
host->index = dev_id - PERIPH_ID_SDMMC0;
@@ -148,7 +148,7 @@ static int sdhci_get_config(const void *blob, int node, struct sdhci_host *host)
bus_width = fdtdec_get_int(blob, node, "samsung,bus-width", 0);
if (bus_width <= 0) {
debug("MMC: Can't get bus-width\n");
- return -1;
+ return -EINVAL;
}
host->bus_width = bus_width;
@@ -156,7 +156,7 @@ static int sdhci_get_config(const void *blob, int node, struct sdhci_host *host)
base = fdtdec_get_addr(blob, node, "reg");
if (!base) {
debug("MMC: Can't get base address\n");
- return -1;
+ return -EINVAL;
}
host->ioaddr = (void *)base;
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index 7337722..837c538 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -87,7 +87,7 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data,
if (stat & SDHCI_INT_ERROR) {
printf("%s: Error detected in status(0x%X)!\n",
__func__, stat);
- return -1;
+ return -EIO;
}
if (stat & rdy) {
if (!(sdhci_readl(host, SDHCI_PRESENT_STATE) & mask))
@@ -110,7 +110,7 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data,
udelay(10);
else {
printf("%s: Transfer data timeout\n", __func__);
- return -1;
+ return -ETIMEDOUT;
}
} while (!(stat & SDHCI_INT_DATA_END));
return 0;
@@ -303,7 +303,7 @@ static int sdhci_set_clock(struct mmc *mmc, unsigned int clock)
if (timeout == 0) {
printf("%s: Timeout to wait cmd & data inhibit\n",
__func__);
- return -1;
+ return -EBUSY;
}
timeout--;
@@ -374,7 +374,7 @@ static int sdhci_set_clock(struct mmc *mmc, unsigned int clock)
if (timeout == 0) {
printf("%s: Internal clock never stabilised.\n",
__func__);
- return -1;
+ return -EBUSY;
}
timeout--;
udelay(1000);
@@ -477,7 +477,7 @@ static int sdhci_init(struct mmc *mmc)
if (!aligned_buffer) {
printf("%s: Aligned buffer alloc failed!!!\n",
__func__);
- return -1;
+ return -ENOMEM;
}
}
@@ -631,7 +631,7 @@ int add_sdhci(struct sdhci_host *host, u32 max_clk, u32 min_clk)
host->mmc = mmc_create(&host->cfg, host);
if (host->mmc == NULL) {
printf("%s: mmc create fail!\n", __func__);
- return -1;
+ return -ENOMEM;
}
return 0;
--
1.9.1
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