diff options
| author | Anton Staaf <robotboy@chromium.org> | 2015-08-31 11:13:39 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2015-09-08 10:38:20 -0700 |
| commit | 4876ab900b469d7fc92e1cb079d86262f34b9e01 (patch) | |
| tree | 3b8a9889c4ef9bec55670a301b8f98e8ce939287 /include | |
| parent | 84ed699ac98f7aab6556b806092bc6f8b501453f (diff) | |
| download | chrome-ec-4876ab900b469d7fc92e1cb079d86262f34b9e01.tar.gz | |
I2C: Remove unused arbitration support
The i2c_claim and i2c_release routines are no longer in use, removing
this code removes one odd usecase of the panic printing routines.
Signed-off-by: Anton Staaf <robotboy@chromium.org>
BRANCH=None
BUG=None
TEST=make buildall -j
Change-Id: I76c1d90738e1e39b4b3226c31085513a20bbd769
Reviewed-on: https://chromium-review.googlesource.com/296732
Commit-Ready: Anton Staaf <robotboy@chromium.org>
Tested-by: Anton Staaf <robotboy@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/config.h | 1 | ||||
| -rw-r--r-- | include/i2c_arbitration.h | 44 |
2 files changed, 0 insertions, 45 deletions
diff --git a/include/config.h b/include/config.h index be35fa09c9..946e9dcf5b 100644 --- a/include/config.h +++ b/include/config.h @@ -951,7 +951,6 @@ /* I2C configuration */ #undef CONFIG_I2C -#undef CONFIG_I2C_ARBITRATION #undef CONFIG_I2C_DEBUG #undef CONFIG_I2C_DEBUG_PASSTHRU #undef CONFIG_I2C_PASSTHROUGH diff --git a/include/i2c_arbitration.h b/include/i2c_arbitration.h deleted file mode 100644 index cf4d39d247..0000000000 --- a/include/i2c_arbitration.h +++ /dev/null @@ -1,44 +0,0 @@ -/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -/* I2C arbitration for Chrome EC */ - -#ifndef __CROS_EC_I2C_ARBITRATION_H -#define __CROS_EC_I2C_ARBITRATION_H - -#include "common.h" - -#ifdef CONFIG_I2C_ARBITRATION - -/** - * Claim an I2C port for use in master mode. - * - * If this function succeeds, you must later call i2c_release() to release the - * claim. - * - * This function must not be called to claim an already-claimed port. - * - * @param port Port to claim (0 for first, 1 for second, etc.) - * @return 0 if claimed successfully, -1 if it is in use - */ -int i2c_claim(int port); - -/** - * Release an I2C port (after previously being claimed) - * - * This function must not be called to release an already-released port. - * - * @param port Port to claim (0 for first, 1 for second, etc.) - */ -void i2c_release(int port); - -#else - -static inline int i2c_claim(int port) { return EC_SUCCESS; } -static inline void i2c_release(int port) {} - -#endif - -#endif /* __CROS_EC_I2C_ARBITRATION_H */ |