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authorMasahiro Yamada <yamada.m@jp.panasonic.com>2014-11-07 03:03:31 +0900
committerTom Rini <trini@ti.com>2014-11-23 06:48:30 -0500
commitb41411954d4ccf6ddaa581178462017557b82b5d (patch)
treef9439432d8dfa1073b0ba7b84f8289c4a9835c5f /drivers/spi
parent111396ccb9a8d3e1f0e9d9921d3dbd6c7a70423f (diff)
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linux/kernel.h: sync min, max, min3, max3 macros with Linux
U-Boot has never cared about the type when we get max/min of two values, but Linux Kernel does. This commit gets min, max, min3, max3 macros synced with the kernel introducing type checks. Many of references of those macros must be fixed to suppress warnings. We have two options: - Use min, max, min3, max3 only when the arguments have the same type (or add casts to the arguments) - Use min_t/max_t instead with the appropriate type for the first argument Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Acked-by: Pavel Machek <pavel@denx.de> Acked-by: Lukasz Majewski <l.majewski@samsung.com> Tested-by: Lukasz Majewski <l.majewski@samsung.com> [trini: Fixup arch/blackfin/lib/string.c] Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/fsl_espi.c4
-rw-r--r--drivers/spi/mxc_spi.c2
-rw-r--r--drivers/spi/spi-uclass.c2
3 files changed, 4 insertions, 4 deletions
diff --git a/drivers/spi/fsl_espi.c b/drivers/spi/fsl_espi.c
index ae0fe58..375dc07 100644
--- a/drivers/spi/fsl_espi.c
+++ b/drivers/spi/fsl_espi.c
@@ -273,7 +273,7 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *data_out,
spi_cs_deactivate(slave);
return 0;
}
- buf_len = 2 * cmd_len + min(data_len, max_tran_len);
+ buf_len = 2 * cmd_len + min(data_len, (size_t)max_tran_len);
len = cmd_len + data_len;
rx_offset = cmd_len;
buffer = (unsigned char *)malloc(buf_len);
@@ -306,7 +306,7 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *data_out,
if (data_in)
din = buffer + rx_offset;
dout = buffer;
- tran_len = min(data_len , max_tran_len);
+ tran_len = min(data_len, (size_t)max_tran_len);
num_blks = DIV_ROUND_UP(tran_len + cmd_len, 4);
num_bytes = (tran_len + cmd_len) % 4;
fsl->data_len = tran_len + cmd_len;
diff --git a/drivers/spi/mxc_spi.c b/drivers/spi/mxc_spi.c
index 23f2ba6..0881599 100644
--- a/drivers/spi/mxc_spi.c
+++ b/drivers/spi/mxc_spi.c
@@ -315,7 +315,7 @@ int spi_xchg_single(struct spi_slave *slave, unsigned int bitlen,
tmp = reg_read(&regs->rxdata);
data = cpu_to_be32(tmp);
debug("SPI Rx: 0x%x 0x%x\n", tmp, data);
- cnt = min(nbytes, sizeof(data));
+ cnt = min_t(u32, nbytes, sizeof(data));
if (din) {
memcpy(din, &data, cnt);
din += cnt;
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index 13c6b77..637d420 100644
--- a/drivers/spi/spi-uclass.c
+++ b/drivers/spi/spi-uclass.c
@@ -57,7 +57,7 @@ int spi_claim_bus(struct spi_slave *slave)
speed = slave->max_hz;
if (spi->max_hz) {
if (speed)
- speed = min(speed, spi->max_hz);
+ speed = min(speed, (int)spi->max_hz);
else
speed = spi->max_hz;
}