From: Akshay Gupta <Akshay.Gupta@amd.com>
To: <linux-kernel@vger.kernel.org>
Cc: <gregkh@linuxfoundation.org>, <arnd@arndb.de>,
<linux@roeck-us.net>, <naveenkrishna.chatradhi@amd.com>,
<Anand.Umarji@amd.com>, Akshay Gupta <Akshay.Gupta@amd.com>
Subject: [PATCH v1 1/3] misc: amd-sbi: Add revision support for AMD Venice platform
Date: Wed, 18 Mar 2026 16:57:09 +0530 [thread overview]
Message-ID: <20260318112711.2757467-1-Akshay.Gupta@amd.com> (raw)
The AMD Venice platform uses revision 0x31 and a two-byte register
address size. Add the revision to the CPUID and MCAMSR protocol
functions to ensure correct protocol identification.
Reviewed-by: Naveen Krishna Chatradhi <naveenkrishna.chatradhi@amd.com>
Signed-off-by: Akshay Gupta <Akshay.Gupta@amd.com>
---
drivers/misc/amd-sbi/rmi-core.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/misc/amd-sbi/rmi-core.c b/drivers/misc/amd-sbi/rmi-core.c
index c3a58912d6db..1d4933c69dd2 100644
--- a/drivers/misc/amd-sbi/rmi-core.c
+++ b/drivers/misc/amd-sbi/rmi-core.c
@@ -214,6 +214,7 @@ static int rmi_cpuid_read(struct sbrmi_data *data,
goto exit_unlock;
break;
case 0x21:
+ case 0x31:
ret = rmi_cpuid_input_ext(data, msg, thread);
if (ret)
goto exit_unlock;
@@ -327,6 +328,7 @@ static int rmi_mca_msr_read(struct sbrmi_data *data,
goto exit_unlock;
break;
case 0x21:
+ case 0x31:
ret = rmi_mcamsr_input_ext(data, msg, thread);
if (ret)
goto exit_unlock;
--
2.34.1
next reply other threads:[~2026-03-18 11:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-18 11:27 Akshay Gupta [this message]
2026-03-18 11:27 ` [PATCH v1 2/3] misc: amd-sbi: Add check to probe only SBRMI devices Akshay Gupta
2026-03-18 11:27 ` [PATCH v1 3/3] misc: amd-sbi: Add device tree mapping for AMD " Akshay Gupta
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