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| author | Ben Hutchings <bhutchings@solarflare.com> | 2008-12-12 21:56:11 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-12-12 21:56:11 -0800 |
| commit | 23d30f027d1e8ad3bcd6192613122ce925947563 (patch) | |
| tree | 3de1d9ed2940e68a52c6933ec73145b44a0f34b9 /drivers/net/sfc | |
| parent | a17102b1ba847ca31d9151b877fbf9a38a39a8bb (diff) | |
| download | linux-23d30f027d1e8ad3bcd6192613122ce925947563.tar.gz linux-23d30f027d1e8ad3bcd6192613122ce925947563.tar.bz2 linux-23d30f027d1e8ad3bcd6192613122ce925947563.zip | |
sfc: Change SPI lengths to type size_t
Based on a patch by Andrew Morton.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sfc')
| -rw-r--r-- | drivers/net/sfc/falcon.c | 19 | ||||
| -rw-r--r-- | drivers/net/sfc/spi.h | 2 |
2 files changed, 11 insertions, 10 deletions
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index 71e0bed60616..271cbf8980ad 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -1605,7 +1605,7 @@ void falcon_fini_interrupt(struct efx_nic *efx) ************************************************************************** */ -#define FALCON_SPI_MAX_LEN ((unsigned) sizeof(efx_oword_t)) +#define FALCON_SPI_MAX_LEN sizeof(efx_oword_t) /* Wait for SPI command completion */ static int falcon_spi_wait(struct efx_nic *efx) @@ -1630,7 +1630,7 @@ static int falcon_spi_wait(struct efx_nic *efx) int falcon_spi_cmd(const struct efx_spi_device *spi, unsigned int command, int address, - const void *in, void *out, unsigned int len) + const void *in, void *out, size_t len) { struct efx_nic *efx = spi->efx; bool addressed = (address >= 0); @@ -1686,8 +1686,8 @@ int falcon_spi_cmd(const struct efx_spi_device *spi, return 0; } -static unsigned int -falcon_spi_write_limit(const struct efx_spi_device *spi, unsigned int start) +static size_t +falcon_spi_write_limit(const struct efx_spi_device *spi, size_t start) { return min(FALCON_SPI_MAX_LEN, (spi->block_size - (start & (spi->block_size - 1)))); @@ -1725,12 +1725,12 @@ int falcon_spi_fast_wait(const struct efx_spi_device *spi) int falcon_spi_read(const struct efx_spi_device *spi, loff_t start, size_t len, size_t *retlen, u8 *buffer) { - unsigned int command, block_len, pos = 0; + size_t block_len, pos = 0; + unsigned int command; int rc = 0; while (pos < len) { - block_len = min((unsigned int)len - pos, - FALCON_SPI_MAX_LEN); + block_len = min(len - pos, FALCON_SPI_MAX_LEN); command = efx_spi_munge_command(spi, SPI_READ, start + pos); rc = falcon_spi_cmd(spi, command, start + pos, NULL, @@ -1756,7 +1756,8 @@ int falcon_spi_write(const struct efx_spi_device *spi, loff_t start, size_t len, size_t *retlen, const u8 *buffer) { u8 verify_buffer[FALCON_SPI_MAX_LEN]; - unsigned int command, block_len, pos = 0; + size_t block_len, pos = 0; + unsigned int command; int rc = 0; while (pos < len) { @@ -1764,7 +1765,7 @@ int falcon_spi_write(const struct efx_spi_device *spi, loff_t start, if (rc) break; - block_len = min((unsigned int)len - pos, + block_len = min(len - pos, falcon_spi_write_limit(spi, start + pos)); command = efx_spi_munge_command(spi, SPI_WRITE, start + pos); rc = falcon_spi_cmd(spi, command, start + pos, diff --git a/drivers/net/sfc/spi.h b/drivers/net/sfc/spi.h index c4aca132348a..38e22ff4d7af 100644 --- a/drivers/net/sfc/spi.h +++ b/drivers/net/sfc/spi.h @@ -68,7 +68,7 @@ struct efx_spi_device { }; int falcon_spi_cmd(const struct efx_spi_device *spi, unsigned int command, - int address, const void* in, void *out, unsigned int len); + int address, const void* in, void *out, size_t len); int falcon_spi_fast_wait(const struct efx_spi_device *spi); int falcon_spi_read(const struct efx_spi_device *spi, loff_t start, size_t len, size_t *retlen, u8 *buffer); |