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Accepting request 339004 from Base:System

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- Backport  r6048 and r6053 in order to not conflict with 
  linux-glibc-devel
  i2c-tools-r6048-Move-SMBus-helper-functions.patch
  i2c-tools-r6053-Add-smbus-header.patch (forwarded request 338994 from k0da)

OBS-URL: https://build.opensuse.org/request/show/339004
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/i2c-tools?expand=0&rev=29
This commit is contained in:
Dominique Leuenberger 2015-10-19 20:14:18 +00:00 committed by Git OBS Bridge
commit 6c19ec8926
4 changed files with 696 additions and 2 deletions
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451
i2c-tools-r6048-Move-SMBus-helper-functions.patch Normal file
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@ -0,0 +1,451 @@
From 3ceb5a7870cb236981b7c3b5c5b9665dcb1ebe27 Mon Sep 17 00:00:00 2001
From: Jean Delvare <khali@linux-fr.org>
Date: Thu, 26 Apr 2012 10:10:22 +0000
Subject: [PATCH] i2c-dev: Move SMBus helper functions to include/i2c/smbus.h
git-svn-id: http://lm-sensors.org/svn/i2c-tools/trunk@6048 7894878c-1315-0410-8ee3-d5d059ff63e0
---
eepromer/24cXX.c | 3 +
eepromer/24cXX.h | 2 +-
eepromer/eeprom.c | 2 +
eepromer/eepromer.c | 2 +
include/Module.mk | 6 +-
include/linux/i2c-dev.h | 257 ------------------------------------------------
py-smbus/Module.mk | 2 +-
py-smbus/smbusmodule.c | 3 +
tools/Module.mk | 12 +--
tools/i2cbusses.c | 4 +-
tools/i2cdetect.c | 5 +-
tools/i2cdump.c | 5 +-
tools/i2cget.c | 5 +-
tools/i2cset.c | 5 +-
15 files changed, 41 insertions(+), 273 deletions(-)
diff --git a/include/Module.mk b/include/Module.mk
index fda7cfb..4a9713c 100644
--- a/include/Module.mk
+++ b/include/Module.mk
@@ -9,14 +9,14 @@
INCLUDE_DIR := include
-INCLUDE_TARGETS := linux/i2c-dev.h
+INCLUDE_TARGETS := i2c/smbus.h
#
# Commands
#
install-include: $(addprefix $(INCLUDE_DIR)/,$(INCLUDE_TARGETS))
- $(INSTALL_DIR) $(DESTDIR)$(incdir)/linux
+ $(INSTALL_DIR) $(DESTDIR)$(incdir)/i2c
for file in $(INCLUDE_TARGETS) ; do \
$(INSTALL_DATA) $(INCLUDE_DIR)/$$file $(DESTDIR)$(incdir)/$$file ; done
diff --git a/include/linux/i2c-dev.h b/include/linux/i2c-dev.h
index 23f7c2c..64166c6 100644
--- a/include/linux/i2c-dev.h
+++ b/include/linux/i2c-dev.h
@@ -24,91 +24,9 @@
#define _LINUX_I2C_DEV_H
#include <linux/types.h>
-#include <sys/ioctl.h>
#include <stddef.h>
-/* -- i2c.h -- */
-
-
-/*
- * I2C Message - used for pure i2c transaction, also from /dev interface
- */
-struct i2c_msg {
- __u16 addr; /* slave address */
- unsigned short flags;
-#define I2C_M_TEN 0x10 /* we have a ten bit chip address */
-#define I2C_M_RD 0x01
-#define I2C_M_NOSTART 0x4000
-#define I2C_M_REV_DIR_ADDR 0x2000
-#define I2C_M_IGNORE_NAK 0x1000
-#define I2C_M_NO_RD_ACK 0x0800
- short len; /* msg length */
- char *buf; /* pointer to msg data */
-};
-
-/* To determine what functionality is present */
-
-#define I2C_FUNC_I2C 0x00000001
-#define I2C_FUNC_10BIT_ADDR 0x00000002
-#define I2C_FUNC_PROTOCOL_MANGLING 0x00000004 /* I2C_M_{REV_DIR_ADDR,NOSTART,..} */
-#define I2C_FUNC_SMBUS_PEC 0x00000008
-#define I2C_FUNC_SMBUS_BLOCK_PROC_CALL 0x00008000 /* SMBus 2.0 */
-#define I2C_FUNC_SMBUS_QUICK 0x00010000
-#define I2C_FUNC_SMBUS_READ_BYTE 0x00020000
-#define I2C_FUNC_SMBUS_WRITE_BYTE 0x00040000
-#define I2C_FUNC_SMBUS_READ_BYTE_DATA 0x00080000
-#define I2C_FUNC_SMBUS_WRITE_BYTE_DATA 0x00100000
-#define I2C_FUNC_SMBUS_READ_WORD_DATA 0x00200000
-#define I2C_FUNC_SMBUS_WRITE_WORD_DATA 0x00400000
-#define I2C_FUNC_SMBUS_PROC_CALL 0x00800000
-#define I2C_FUNC_SMBUS_READ_BLOCK_DATA 0x01000000
-#define I2C_FUNC_SMBUS_WRITE_BLOCK_DATA 0x02000000
-#define I2C_FUNC_SMBUS_READ_I2C_BLOCK 0x04000000 /* I2C-like block xfer */
-#define I2C_FUNC_SMBUS_WRITE_I2C_BLOCK 0x08000000 /* w/ 1-byte reg. addr. */
-
-#define I2C_FUNC_SMBUS_BYTE (I2C_FUNC_SMBUS_READ_BYTE | \
- I2C_FUNC_SMBUS_WRITE_BYTE)
-#define I2C_FUNC_SMBUS_BYTE_DATA (I2C_FUNC_SMBUS_READ_BYTE_DATA | \
- I2C_FUNC_SMBUS_WRITE_BYTE_DATA)
-#define I2C_FUNC_SMBUS_WORD_DATA (I2C_FUNC_SMBUS_READ_WORD_DATA | \
- I2C_FUNC_SMBUS_WRITE_WORD_DATA)
-#define I2C_FUNC_SMBUS_BLOCK_DATA (I2C_FUNC_SMBUS_READ_BLOCK_DATA | \
- I2C_FUNC_SMBUS_WRITE_BLOCK_DATA)
-#define I2C_FUNC_SMBUS_I2C_BLOCK (I2C_FUNC_SMBUS_READ_I2C_BLOCK | \
- I2C_FUNC_SMBUS_WRITE_I2C_BLOCK)
-
-/* Old name, for compatibility */
-#define I2C_FUNC_SMBUS_HWPEC_CALC I2C_FUNC_SMBUS_PEC
-
-/*
- * Data for SMBus Messages
- */
-#define I2C_SMBUS_BLOCK_MAX 32 /* As specified in SMBus standard */
-#define I2C_SMBUS_I2C_BLOCK_MAX 32 /* Not specified but we use same structure */
-union i2c_smbus_data {
- __u8 byte;
- __u16 word;
- __u8 block[I2C_SMBUS_BLOCK_MAX + 2]; /* block[0] is used for length */
- /* and one more for PEC */
-};
-
-/* smbus_access read or write markers */
-#define I2C_SMBUS_READ 1
-#define I2C_SMBUS_WRITE 0
-
-/* SMBus transaction types (size parameter in the above functions)
- Note: these no longer correspond to the (arbitrary) PIIX4 internal codes! */
-#define I2C_SMBUS_QUICK 0
-#define I2C_SMBUS_BYTE 1
-#define I2C_SMBUS_BYTE_DATA 2
-#define I2C_SMBUS_WORD_DATA 3
-#define I2C_SMBUS_PROC_CALL 4
-#define I2C_SMBUS_BLOCK_DATA 5
-#define I2C_SMBUS_I2C_BLOCK_BROKEN 6
-#define I2C_SMBUS_BLOCK_PROC_CALL 7 /* SMBus 2.0 */
-#define I2C_SMBUS_I2C_BLOCK_DATA 8
-
/* /dev/i2c-X ioctl commands. The ioctl's parameter is always an
* unsigned long, except for:
@@ -153,178 +71,4 @@ struct i2c_rdwr_ioctl_data {
#define I2C_RDRW_IOCTL_MAX_MSGS 42
-static inline __s32 i2c_smbus_access(int file, char read_write, __u8 command,
- int size, union i2c_smbus_data *data)
-{
- struct i2c_smbus_ioctl_data args;
-
- args.read_write = read_write;
- args.command = command;
- args.size = size;
- args.data = data;
- return ioctl(file,I2C_SMBUS,&args);
-}
-
-
-static inline __s32 i2c_smbus_write_quick(int file, __u8 value)
-{
- return i2c_smbus_access(file,value,0,I2C_SMBUS_QUICK,NULL);
-}
-
-static inline __s32 i2c_smbus_read_byte(int file)
-{
- union i2c_smbus_data data;
- if (i2c_smbus_access(file,I2C_SMBUS_READ,0,I2C_SMBUS_BYTE,&data))
- return -1;
- else
- return 0x0FF & data.byte;
-}
-
-static inline __s32 i2c_smbus_write_byte(int file, __u8 value)
-{
- return i2c_smbus_access(file,I2C_SMBUS_WRITE,value,
- I2C_SMBUS_BYTE,NULL);
-}
-
-static inline __s32 i2c_smbus_read_byte_data(int file, __u8 command)
-{
- union i2c_smbus_data data;
- if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
- I2C_SMBUS_BYTE_DATA,&data))
- return -1;
- else
- return 0x0FF & data.byte;
-}
-
-static inline __s32 i2c_smbus_write_byte_data(int file, __u8 command,
- __u8 value)
-{
- union i2c_smbus_data data;
- data.byte = value;
- return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
- I2C_SMBUS_BYTE_DATA, &data);
-}
-
-static inline __s32 i2c_smbus_read_word_data(int file, __u8 command)
-{
- union i2c_smbus_data data;
- if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
- I2C_SMBUS_WORD_DATA,&data))
- return -1;
- else
- return 0x0FFFF & data.word;
-}
-
-static inline __s32 i2c_smbus_write_word_data(int file, __u8 command,
- __u16 value)
-{
- union i2c_smbus_data data;
- data.word = value;
- return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
- I2C_SMBUS_WORD_DATA, &data);
-}
-
-static inline __s32 i2c_smbus_process_call(int file, __u8 command, __u16 value)
-{
- union i2c_smbus_data data;
- data.word = value;
- if (i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
- I2C_SMBUS_PROC_CALL,&data))
- return -1;
- else
- return 0x0FFFF & data.word;
-}
-
-
-/* Returns the number of read bytes */
-static inline __s32 i2c_smbus_read_block_data(int file, __u8 command,
- __u8 *values)
-{
- union i2c_smbus_data data;
- int i;
- if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
- I2C_SMBUS_BLOCK_DATA,&data))
- return -1;
- else {
- for (i = 1; i <= data.block[0]; i++)
- values[i-1] = data.block[i];
- return data.block[0];
- }
-}
-
-static inline __s32 i2c_smbus_write_block_data(int file, __u8 command,
- __u8 length, const __u8 *values)
-{
- union i2c_smbus_data data;
- int i;
- if (length > 32)
- length = 32;
- for (i = 1; i <= length; i++)
- data.block[i] = values[i-1];
- data.block[0] = length;
- return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
- I2C_SMBUS_BLOCK_DATA, &data);
-}
-
-/* Returns the number of read bytes */
-/* Until kernel 2.6.22, the length is hardcoded to 32 bytes. If you
- ask for less than 32 bytes, your code will only work with kernels
- 2.6.23 and later. */
-static inline __s32 i2c_smbus_read_i2c_block_data(int file, __u8 command,
- __u8 length, __u8 *values)
-{
- union i2c_smbus_data data;
- int i;
-
- if (length > 32)
- length = 32;
- data.block[0] = length;
- if (i2c_smbus_access(file,I2C_SMBUS_READ,command,
- length == 32 ? I2C_SMBUS_I2C_BLOCK_BROKEN :
- I2C_SMBUS_I2C_BLOCK_DATA,&data))
- return -1;
- else {
- for (i = 1; i <= data.block[0]; i++)
- values[i-1] = data.block[i];
- return data.block[0];
- }
-}
-
-static inline __s32 i2c_smbus_write_i2c_block_data(int file, __u8 command,
- __u8 length,
- const __u8 *values)
-{
- union i2c_smbus_data data;
- int i;
- if (length > 32)
- length = 32;
- for (i = 1; i <= length; i++)
- data.block[i] = values[i-1];
- data.block[0] = length;
- return i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
- I2C_SMBUS_I2C_BLOCK_BROKEN, &data);
-}
-
-/* Returns the number of read bytes */
-static inline __s32 i2c_smbus_block_process_call(int file, __u8 command,
- __u8 length, __u8 *values)
-{
- union i2c_smbus_data data;
- int i;
- if (length > 32)
- length = 32;
- for (i = 1; i <= length; i++)
- data.block[i] = values[i-1];
- data.block[0] = length;
- if (i2c_smbus_access(file,I2C_SMBUS_WRITE,command,
- I2C_SMBUS_BLOCK_PROC_CALL,&data))
- return -1;
- else {
- for (i = 1; i <= data.block[0]; i++)
- values[i-1] = data.block[i];
- return data.block[0];
- }
-}
-
-
#endif /* _LINUX_I2C_DEV_H */
diff --git a/py-smbus/Module.mk b/py-smbus/Module.mk
index 138a789..fc2b201 100644
--- a/py-smbus/Module.mk
+++ b/py-smbus/Module.mk
@@ -14,7 +14,7 @@ DISTUTILS := \
cd $(PY_SMBUS_DIR) && \
CPPFLAGS="$(CPPFLAGS) -I../include" $(PYTHON) setup.py
-all-python: $(INCLUDE_DIR)/linux/i2c-dev.h
+all-python: $(INCLUDE_DIR)/i2c/smbus.h
$(DISTUTILS) build
clean-python:
diff --git a/py-smbus/smbusmodule.c b/py-smbus/smbusmodule.c
index 86e8e13..d360a36 100644
--- a/py-smbus/smbusmodule.c
+++ b/py-smbus/smbusmodule.c
@@ -22,7 +22,9 @@
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
+#include <linux/i2c.h>
#include <linux/i2c-dev.h>
+#include <i2c/smbus.h>
/*
** These are required to build this module against Linux older than 2.6.23.
diff --git a/tools/Module.mk b/tools/Module.mk
index 8ad8fc0..33ae774 100644
--- a/tools/Module.mk
+++ b/tools/Module.mk
@@ -1,6 +1,6 @@
# I2C tools for Linux
#
-# Copyright (C) 2007 Jean Delvare <jdelvare@suse.de>
+# Copyright (C) 2007, 2012 Jean Delvare <khali@linux-fr.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@@ -35,19 +35,19 @@ $(TOOLS_DIR)/i2cget: $(TOOLS_DIR)/i2cget.o $(TOOLS_DIR)/i2cbusses.o $(TOOLS_DIR)
# Objects
#
-$(TOOLS_DIR)/i2cdetect.o: $(TOOLS_DIR)/i2cdetect.c $(TOOLS_DIR)/i2cbusses.h version.h $(INCLUDE_DIR)/linux/i2c-dev.h
+$(TOOLS_DIR)/i2cdetect.o: $(TOOLS_DIR)/i2cdetect.c $(TOOLS_DIR)/i2cbusses.h $(INCLUDE_DIR)/i2c/smbus.h
$(CC) $(CFLAGS) $(TOOLS_CFLAGS) -c $< -o $@
-$(TOOLS_DIR)/i2cdump.o: $(TOOLS_DIR)/i2cdump.c $(TOOLS_DIR)/i2cbusses.h $(TOOLS_DIR)/util.h version.h $(INCLUDE_DIR)/linux/i2c-dev.h
+$(TOOLS_DIR)/i2cdump.o: $(TOOLS_DIR)/i2cdump.c $(TOOLS_DIR)/i2cbusses.h $(TOOLS_DIR)/util.h $(INCLUDE_DIR)/i2c/smbus.h
$(CC) $(CFLAGS) $(TOOLS_CFLAGS) -c $< -o $@
-$(TOOLS_DIR)/i2cset.o: $(TOOLS_DIR)/i2cset.c $(TOOLS_DIR)/i2cbusses.h $(TOOLS_DIR)/util.h version.h $(INCLUDE_DIR)/linux/i2c-dev.h
+$(TOOLS_DIR)/i2cset.o: $(TOOLS_DIR)/i2cset.c $(TOOLS_DIR)/i2cbusses.h $(TOOLS_DIR)/util.h $(INCLUDE_DIR)/i2c/smbus.h
$(CC) $(CFLAGS) $(TOOLS_CFLAGS) -c $< -o $@
-$(TOOLS_DIR)/i2cget.o: $(TOOLS_DIR)/i2cget.c $(TOOLS_DIR)/i2cbusses.h $(TOOLS_DIR)/util.h version.h $(INCLUDE_DIR)/linux/i2c-dev.h
+$(TOOLS_DIR)/i2cget.o: $(TOOLS_DIR)/i2cget.c $(TOOLS_DIR)/i2cbusses.h $(TOOLS_DIR)/util.h $(INCLUDE_DIR)/i2c/smbus.h
$(CC) $(CFLAGS) $(TOOLS_CFLAGS) -c $< -o $@
-$(TOOLS_DIR)/i2cbusses.o: $(TOOLS_DIR)/i2cbusses.c $(TOOLS_DIR)/i2cbusses.h $(INCLUDE_DIR)/linux/i2c-dev.h
+$(TOOLS_DIR)/i2cbusses.o: $(TOOLS_DIR)/i2cbusses.c $(TOOLS_DIR)/i2cbusses.h
$(CC) $(CFLAGS) $(TOOLS_CFLAGS) -c $< -o $@
$(TOOLS_DIR)/util.o: $(TOOLS_DIR)/util.c $(TOOLS_DIR)/util.h
diff --git a/tools/i2cbusses.c b/tools/i2cbusses.c
index 7a1b7cb..b3093aa 100644
--- a/tools/i2cbusses.c
+++ b/tools/i2cbusses.c
@@ -39,6 +39,7 @@
#include <fcntl.h>
#include <errno.h>
#include "i2cbusses.h"
+#include <linux/i2c.h>
#include <linux/i2c-dev.h>
enum adt { adt_dummy, adt_isa, adt_i2c, adt_smbus, adt_unknown };
diff --git a/tools/i2cdetect.c b/tools/i2cdetect.c
index 07b3d97..675a150 100644
--- a/tools/i2cdetect.c
+++ b/tools/i2cdetect.c
@@ -26,7 +26,9 @@
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
+#include <linux/i2c.h>
#include <linux/i2c-dev.h>
+#include <i2c/smbus.h>
#include "i2cbusses.h"
#include "../version.h"
diff --git a/tools/i2cdump.c b/tools/i2cdump.c
index 2fc98fd..a7bba72 100644
--- a/tools/i2cdump.c
+++ b/tools/i2cdump.c
@@ -26,7 +26,9 @@
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
+#include <linux/i2c.h>
#include <linux/i2c-dev.h>
+#include <i2c/smbus.h>
#include "i2cbusses.h"
#include "util.h"
#include "../version.h"
diff --git a/tools/i2cget.c b/tools/i2cget.c
index 7053d0f..2503942 100644
--- a/tools/i2cget.c
+++ b/tools/i2cget.c
@@ -29,7 +29,9 @@
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
+#include <linux/i2c.h>
#include <linux/i2c-dev.h>
+#include <i2c/smbus.h>
#include "i2cbusses.h"
#include "util.h"
#include "../version.h"
diff --git a/tools/i2cset.c b/tools/i2cset.c
index e143b65..0ccc1a0 100644
--- a/tools/i2cset.c
+++ b/tools/i2cset.c
@@ -26,7 +26,9 @@
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
+#include <linux/i2c.h>
#include <linux/i2c-dev.h>
+#include <i2c/smbus.h>
#include "i2cbusses.h"
#include "util.h"
#include "../version.h"

229
i2c-tools-r6053-Add-smbus-header.patch Normal file
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@ -0,0 +1,229 @@
From dbabf68c5b04a85b6fb457c539f304a84cd62eef Mon Sep 17 00:00:00 2001
From: Jean Delvare <khali@linux-fr.org>
Date: Mon, 21 May 2012 16:46:51 +0000
Subject: [PATCH] Add header file missed from a previous commit.
git-svn-id: http://lm-sensors.org/svn/i2c-tools/trunk@6053 7894878c-1315-0410-8ee3-d5d059ff63e0
---
include/i2c/smbus.h | 212 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 212 insertions(+)
create mode 100644 include/i2c/smbus.h
diff --git a/include/i2c/smbus.h b/include/i2c/smbus.h
new file mode 100644
index 0000000..bf7ed37
--- /dev/null
+++ b/include/i2c/smbus.h
@@ -0,0 +1,212 @@
+/*
+ smbus.h - SMBus level access helper functions
+
+ Copyright (C) 1995-97 Simon G. Vogl
+ Copyright (C) 1998-99 Frodo Looijaard <frodol@dds.nl>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ MA 02110-1301 USA.
+*/
+
+#ifndef LIB_I2C_SMBUS_H
+#define LIB_I2C_SMBUS_H
+
+#include <sys/ioctl.h>
+#include <linux/types.h>
+#include <linux/i2c.h>
+#include <linux/i2c-dev.h>
+
+/* Compatibility defines */
+#ifndef I2C_SMBUS_I2C_BLOCK_BROKEN
+#define I2C_SMBUS_I2C_BLOCK_BROKEN I2C_SMBUS_I2C_BLOCK_DATA
+#endif
+#ifndef I2C_FUNC_SMBUS_PEC
+#define I2C_FUNC_SMBUS_PEC I2C_FUNC_SMBUS_HWPEC_CALC
+#endif
+
+static inline __s32 i2c_smbus_access(int file, char read_write, __u8 command,
+ int size, union i2c_smbus_data *data)
+{
+ struct i2c_smbus_ioctl_data args;
+
+ args.read_write = read_write;
+ args.command = command;
+ args.size = size;
+ args.data = data;
+ return ioctl(file, I2C_SMBUS, &args);
+}
+
+
+static inline __s32 i2c_smbus_write_quick(int file, __u8 value)
+{
+ return i2c_smbus_access(file, value, 0, I2C_SMBUS_QUICK, NULL);
+}
+
+static inline __s32 i2c_smbus_read_byte(int file)
+{
+ union i2c_smbus_data data;
+ if (i2c_smbus_access(file, I2C_SMBUS_READ, 0, I2C_SMBUS_BYTE, &data))
+ return -1;
+ else
+ return 0x0FF & data.byte;
+}
+
+static inline __s32 i2c_smbus_write_byte(int file, __u8 value)
+{
+ return i2c_smbus_access(file, I2C_SMBUS_WRITE, value,
+ I2C_SMBUS_BYTE, NULL);
+}
+
+static inline __s32 i2c_smbus_read_byte_data(int file, __u8 command)
+{
+ union i2c_smbus_data data;
+ if (i2c_smbus_access(file, I2C_SMBUS_READ, command,
+ I2C_SMBUS_BYTE_DATA, &data))
+ return -1;
+ else
+ return 0x0FF & data.byte;
+}
+
+static inline __s32 i2c_smbus_write_byte_data(int file, __u8 command,
+ __u8 value)
+{
+ union i2c_smbus_data data;
+ data.byte = value;
+ return i2c_smbus_access(file, I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_BYTE_DATA, &data);
+}
+
+static inline __s32 i2c_smbus_read_word_data(int file, __u8 command)
+{
+ union i2c_smbus_data data;
+ if (i2c_smbus_access(file, I2C_SMBUS_READ, command,
+ I2C_SMBUS_WORD_DATA, &data))
+ return -1;
+ else
+ return 0x0FFFF & data.word;
+}
+
+static inline __s32 i2c_smbus_write_word_data(int file, __u8 command,
+ __u16 value)
+{
+ union i2c_smbus_data data;
+ data.word = value;
+ return i2c_smbus_access(file, I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_WORD_DATA, &data);
+}
+
+static inline __s32 i2c_smbus_process_call(int file, __u8 command, __u16 value)
+{
+ union i2c_smbus_data data;
+ data.word = value;
+ if (i2c_smbus_access(file, I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_PROC_CALL, &data))
+ return -1;
+ else
+ return 0x0FFFF & data.word;
+}
+
+
+/* Returns the number of read bytes */
+static inline __s32 i2c_smbus_read_block_data(int file, __u8 command,
+ __u8 *values)
+{
+ union i2c_smbus_data data;
+ int i;
+ if (i2c_smbus_access(file, I2C_SMBUS_READ, command,
+ I2C_SMBUS_BLOCK_DATA, &data))
+ return -1;
+ else {
+ for (i = 1; i <= data.block[0]; i++)
+ values[i-1] = data.block[i];
+ return data.block[0];
+ }
+}
+
+static inline __s32 i2c_smbus_write_block_data(int file, __u8 command,
+ __u8 length, const __u8 *values)
+{
+ union i2c_smbus_data data;
+ int i;
+ if (length > 32)
+ length = 32;
+ for (i = 1; i <= length; i++)
+ data.block[i] = values[i-1];
+ data.block[0] = length;
+ return i2c_smbus_access(file, I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_BLOCK_DATA, &data);
+}
+
+/* Returns the number of read bytes */
+/* Until kernel 2.6.22, the length is hardcoded to 32 bytes. If you
+ ask for less than 32 bytes, your code will only work with kernels
+ 2.6.23 and later. */
+static inline __s32 i2c_smbus_read_i2c_block_data(int file, __u8 command,
+ __u8 length, __u8 *values)
+{
+ union i2c_smbus_data data;
+ int i;
+
+ if (length > 32)
+ length = 32;
+ data.block[0] = length;
+ if (i2c_smbus_access(file, I2C_SMBUS_READ, command,
+ length == 32 ? I2C_SMBUS_I2C_BLOCK_BROKEN :
+ I2C_SMBUS_I2C_BLOCK_DATA, &data))
+ return -1;
+ else {
+ for (i = 1; i <= data.block[0]; i++)
+ values[i-1] = data.block[i];
+ return data.block[0];
+ }
+}
+
+static inline __s32 i2c_smbus_write_i2c_block_data(int file, __u8 command,
+ __u8 length,
+ const __u8 *values)
+{
+ union i2c_smbus_data data;
+ int i;
+ if (length > 32)
+ length = 32;
+ for (i = 1; i <= length; i++)
+ data.block[i] = values[i-1];
+ data.block[0] = length;
+ return i2c_smbus_access(file, I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_I2C_BLOCK_BROKEN, &data);
+}
+
+/* Returns the number of read bytes */
+static inline __s32 i2c_smbus_block_process_call(int file, __u8 command,
+ __u8 length, __u8 *values)
+{
+ union i2c_smbus_data data;
+ int i;
+ if (length > 32)
+ length = 32;
+ for (i = 1; i <= length; i++)
+ data.block[i] = values[i-1];
+ data.block[0] = length;
+ if (i2c_smbus_access(file, I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_BLOCK_PROC_CALL, &data))
+ return -1;
+ else {
+ for (i = 1; i <= data.block[0]; i++)
+ values[i-1] = data.block[i];
+ return data.block[0];
+ }
+}
+
+#endif /* LIB_I2C_SMBUS_H */

9
i2c-tools.changes
View File

@ -1,3 +1,12 @@
-------------------------------------------------------------------
Wed Oct 14 14:32:05 UTC 2015 - dvaleev@suse.com
- Backport r6048 and r6053 in order to not conflict with
linux-glibc-devel
i2c-tools-r6048-Move-SMBus-helper-functions.patch
i2c-tools-r6053-Add-smbus-header.patch
-------------------------------------------------------------------
Thu Jun 19 07:40:41 UTC 2014 - jdelvare@suse.com

9
i2c-tools.spec
View File

@ -1,7 +1,7 @@
#
# spec file for package i2c-tools
#
# Copyright (c) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
# Copyright (c) 2015 SUSE LINUX GmbH, Nuernberg, Germany.
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
@ -30,6 +30,8 @@ Source1: http://dl.lm-sensors.org/%{name}/releases/%{name}-%{version}.tar
Patch0: i2c-tools-r6250-ddr3-fix-ext-temp-refresh.diff
Patch90: i2c-tools-hackweek-9-dependencies.diff
Patch91: i2c-tools-hackweek-9-improve-DDR3-support.diff
Patch92: i2c-tools-r6053-Add-smbus-header.patch
Patch93: i2c-tools-r6048-Move-SMBus-helper-functions.patch
BuildRoot: %{_tmppath}/%{name}-%{version}-build
ExcludeArch: s390 s390x
@ -52,6 +54,8 @@ Authors:
%patch0 -p1
%patch90 -p1
%patch91 -p1
%patch92 -p1
%patch93 -p1
%build
make %{?_smp_mflags} CFLAGS="$RPM_OPT_FLAGS" CC="%{__cc}"
@ -65,7 +69,8 @@ rm -f $RPM_BUILD_ROOT/usr/bin/decode-edid
%defattr(-,root,root)
/usr/bin/*
/usr/sbin/*
/usr/include/linux/*
%dir /usr/include/i2c
/usr/include/i2c/smbus.h
%doc /usr/share/man/man1/*.1.gz
%doc /usr/share/man/man8/*.8.gz