From 0dba0254ea31eca41fdef88783f1dd192ac6fa56 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Wed, 30 Nov 2016 04:34:22 -0800 Subject: spi: Fix parameter types for spi functions 1. Use size_t instead of unsigned int for bytes_out and bytes_in. 2. Use const attribute for spi_slave structure passed into xfer, claim bus and release bus functions. BUG=chrome-os-partner:59832 BRANCH=None TEST=Compiles successfully Change-Id: Ie70b3520b51c42d750f907892545510c6058f85a Signed-off-by: Furquan Shaikh Reviewed-on: https://review.coreboot.org/17682 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/southbridge/amd/agesa/hudson/spi.c | 10 +++++----- src/southbridge/amd/cimx/sb800/spi.c | 10 +++++----- src/southbridge/amd/sb700/spi.c | 10 +++++----- src/southbridge/amd/sb700/spi.h | 4 ++-- src/southbridge/intel/common/spi.c | 8 ++++---- src/southbridge/intel/fsp_rangeley/spi.c | 8 ++++---- 6 files changed, 25 insertions(+), 25 deletions(-) (limited to 'src/southbridge') diff --git a/src/southbridge/amd/agesa/hudson/spi.c b/src/southbridge/amd/agesa/hudson/spi.c index f1a82e9022..7bb0e3f124 100644 --- a/src/southbridge/amd/agesa/hudson/spi.c +++ b/src/southbridge/amd/agesa/hudson/spi.c @@ -90,13 +90,13 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(AMD_SB_SPI_TX_LEN - cmd_len, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { /* First byte is cmd which can not being sent through FIFO. */ u8 cmd = *(u8 *)dout++; u8 readoffby1; - u8 count; + size_t count; bytesout--; @@ -147,13 +147,13 @@ int spi_xfer(struct spi_slave *slave, const void *dout, return 0; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Nothing is required. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Nothing is required. */ } diff --git a/src/southbridge/amd/cimx/sb800/spi.c b/src/southbridge/amd/cimx/sb800/spi.c index 726d8e0129..2522c2e5b5 100644 --- a/src/southbridge/amd/cimx/sb800/spi.c +++ b/src/southbridge/amd/cimx/sb800/spi.c @@ -59,14 +59,14 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(AMD_SB_SPI_TX_LEN - cmd_len, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { /* First byte is cmd which can not being sent through FIFO. */ u8 cmd = *(u8 *)dout++; u8 readoffby1; u8 readwrite; - u8 count; + size_t count; bytesout--; @@ -138,13 +138,13 @@ static void ImcWakeup(void) WaitForEcLDN9MailboxCmdAck(); } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Nothing is required. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Nothing is required. */ return; diff --git a/src/southbridge/amd/sb700/spi.c b/src/southbridge/amd/sb700/spi.c index fa316f16e6..2b1ae2dcc8 100644 --- a/src/southbridge/amd/sb700/spi.c +++ b/src/southbridge/amd/sb700/spi.c @@ -65,13 +65,13 @@ static void execute_command(void) (read8((void *)(spibar+3)) & 0x80)); } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled internally by the SB700 */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled internally by the SB700 */ } @@ -89,14 +89,14 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) return slave; } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { /* First byte is cmd which cannot be sent through the FIFO. */ u8 cmd = *(u8 *)dout++; u8 readoffby1; u8 readwrite; - u8 count; + size_t count; uint32_t spibar = get_spi_bar(); diff --git a/src/southbridge/amd/sb700/spi.h b/src/southbridge/amd/sb700/spi.h index ed5b8588fe..605f3eedf2 100644 --- a/src/southbridge/amd/sb700/spi.h +++ b/src/southbridge/amd/sb700/spi.h @@ -13,5 +13,5 @@ * GNU General Public License for more details. */ -int spi_claim_bus(struct spi_slave *slave); -void spi_release_bus(struct spi_slave *slave); +int spi_claim_bus(const struct spi_slave *slave); +void spi_release_bus(const struct spi_slave *slave); diff --git a/src/southbridge/intel/common/spi.c b/src/southbridge/intel/common/spi.c index 36102c201c..2d36d38354 100644 --- a/src/southbridge/intel/common/spi.c +++ b/src/southbridge/intel/common/spi.c @@ -357,13 +357,13 @@ static void spi_init_cb(void *unused) BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_ENTRY, spi_init_cb, NULL); -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ } @@ -536,8 +536,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(cntlr.databytes, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { uint16_t control; int16_t opcode_index; diff --git a/src/southbridge/intel/fsp_rangeley/spi.c b/src/southbridge/intel/fsp_rangeley/spi.c index 8b0c3c1f72..8a0fac2f92 100644 --- a/src/southbridge/intel/fsp_rangeley/spi.c +++ b/src/southbridge/intel/fsp_rangeley/spi.c @@ -429,13 +429,13 @@ void spi_init(void) } } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ } @@ -601,8 +601,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(cntlr.databytes, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { uint16_t control; int16_t opcode_index; -- cgit v1.2.3