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| author | Misono Tomohiro <misono.tomohiro@jp.fujitsu.com> | 2020-06-24 15:54:05 +0900 |
|---|---|---|
| committer | Corey Minyard <cminyard@mvista.com> | 2020-06-24 06:41:36 -0500 |
| commit | c8e0506f887a3ad257665451ba711dd5d4eef81c (patch) | |
| tree | 0cb797f21981677b997cefab3b080e4e86848844 /Documentation/driver-api/ipmi.rst | |
| parent | a5dc8300df75e8b8384b4c82225f1e4a0b4d9b55 (diff) | |
Doc: driver-api: ipmi: Add description of alerts_broken module param
Add description about alerts_broken module parameter of ipmi_ssif driver
which skips enabling SMBus alert during setup.
Signed-off-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com>
Message-Id: <20200624065405.17653-3-misono.tomohiro@jp.fujitsu.com>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Diffstat (limited to 'Documentation/driver-api/ipmi.rst')
| -rw-r--r-- | Documentation/driver-api/ipmi.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/driver-api/ipmi.rst b/Documentation/driver-api/ipmi.rst index 5ef1047e2e66..dfe7bb5c86cd 100644 --- a/Documentation/driver-api/ipmi.rst +++ b/Documentation/driver-api/ipmi.rst @@ -516,6 +516,7 @@ at module load time (for a module) with:: slave_addrs=<addr1>,<addr2>,... tryacpi=[0|1] trydmi=[0|1] [dbg_probe=1] + alerts_broken The addresses are normal I2C addresses. The adapter is the string name of the adapter, as shown in /sys/class/i2c-adapter/i2c-<n>/name. @@ -537,6 +538,9 @@ The slave_addrs specifies the IPMI address of the local BMC. This is usually 0x20 and the driver defaults to that, but in case it's not, it can be specified when the driver starts up. +alerts_broken does not enable SMBus alert for SSIF. Otherwise SMBus +alert will be enabled on supported hardware. + Discovering the IPMI compliant BMC on the SMBus can cause devices on the I2C bus to fail. The SMBus driver writes a "Get Device ID" IPMI message as a block write to the I2C bus and waits for a response. |