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authorAaron Durbin <adurbin@chromium.org>2015-05-14 14:46:59 -0500
committerAaron Durbin <adurbin@chromium.org>2015-05-15 00:39:25 +0200
commita3565ae7c6046cafc0fd1361a711c1f8468d0eec (patch)
treeaed7748c90c0839ec2b602e4f5dc71d4ea649096 /src/include
parentd4a72f724f95deefa622b9dccf950e7dba1a3bcf (diff)
spi_flash: document expected return values
The spi_flash API did not have any of its callbacks documented. Do that so that people don't have to go into the guts of an implementation to figure out the proper expectations. Change-Id: I55a0515445cab3697813d88373ee413f30b557b5 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/10206 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/include')
-rw-r--r--src/include/spi_flash.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/spi_flash.h b/src/include/spi_flash.h
index 3865a53dcc..19df269cb0 100644
--- a/src/include/spi_flash.h
+++ b/src/include/spi_flash.h
@@ -42,6 +42,7 @@ struct spi_flash {
u8 status_cmd;
+ /* All callbacks return 0 on success and != 0 on error. */
int (*read)(struct spi_flash *flash, u32 offset,
size_t len, void *buf);
int (*write)(struct spi_flash *flash, u32 offset,