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authorFurquan Shaikh <furquan@chromium.org>2016-11-30 04:34:22 -0800
committerFurquan Shaikh <furquan@google.com>2016-12-05 03:24:38 +0100
commit0dba0254ea31eca41fdef88783f1dd192ac6fa56 (patch)
tree3c43a2ca9ff4706beb0c0df82cfd96aca75a3927 /src/southbridge/amd
parent52896c6c33250036928406d9dc38aa2ce1906b05 (diff)
downloadcoreboot-0dba0254ea31eca41fdef88783f1dd192ac6fa56.tar.xz
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 <furquan@chromium.org> Reviewed-on: https://review.coreboot.org/17682 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/southbridge/amd')
-rw-r--r--src/southbridge/amd/agesa/hudson/spi.c10
-rw-r--r--src/southbridge/amd/cimx/sb800/spi.c10
-rw-r--r--src/southbridge/amd/sb700/spi.c10
-rw-r--r--src/southbridge/amd/sb700/spi.h4
4 files changed, 17 insertions, 17 deletions
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);