From: Brian Masney <bmasney@redhat.com>
To: Nikunj Kela <quic_nkela@quicinc.com>
Cc: sudeep.holla@arm.com, cristian.marussi@arm.com,
robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
conor+dt@kernel.org, andersson@kernel.org,
konrad.dybcio@linaro.org, linux-arm-kernel@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH v5 2/2] firmware: arm_scmi: Add qcom smc/hvc transport support
Date: Fri, 6 Oct 2023 16:17:32 -0400 [thread overview]
Message-ID: <ZSBrXOsYayiA97oi@brian-x1> (raw)
In-Reply-To: <20231006164206.40710-3-quic_nkela@quicinc.com>
On Fri, Oct 06, 2023 at 09:42:06AM -0700, Nikunj Kela wrote:
> This change adds the support for SCMI message exchange on Qualcomm
> virtual platforms.
>
> The hypervisor associates an object-id also known as capability-id
> with each smc/hvc doorbell object. The capability-id is used to
> identify the doorbell from the VM's capability namespace, similar
> to a file-descriptor.
>
> The hypervisor, in addition to the function-id, expects the capability-id
> to be passed in x1 register when SMC/HVC call is invoked.
>
> The capability-id is allocated by the hypervisor on bootup and is stored in
> the shmem region by the firmware before starting Linux.
>
> Signed-off-by: Nikunj Kela <quic_nkela@quicinc.com>
Reviewed-by: Brian Masney <bmasney@redhat.com>
next prev parent reply other threads:[~2023-10-06 20:18 UTC|newest]
Thread overview: 97+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-18 16:08 [PATCH 0/2] Add qcom hvc/shmem transport Nikunj Kela
2023-07-18 16:08 ` [PATCH 1/2] dt-bindings: arm: Add qcom specific hvc transport for SCMI Nikunj Kela
2023-07-18 17:21 ` Rob Herring
2023-07-18 18:12 ` Krzysztof Kozlowski
2023-07-18 18:18 ` Nikunj Kela
2023-07-19 10:39 ` Sudeep Holla
2023-07-19 13:58 ` Nikunj Kela
2023-07-18 16:08 ` [PATCH 2/2] firmware: arm_scmi: Add qcom hvc/shmem transport Nikunj Kela
2023-07-18 18:17 ` Krzysztof Kozlowski
2023-07-18 18:25 ` Nikunj Kela
2023-07-18 18:42 ` Krzysztof Kozlowski
2023-07-18 21:16 ` Nikunj Kela
2023-07-19 6:15 ` Krzysztof Kozlowski
2023-07-18 18:29 ` Bjorn Andersson
2023-07-18 18:53 ` Nikunj Kela
2023-07-18 19:07 ` Bjorn Andersson
2023-07-18 19:10 ` Nikunj Kela
2023-07-18 19:30 ` Bjorn Andersson
2023-07-18 22:05 ` Nikunj Kela
2023-07-19 10:55 ` Cristian Marussi
2023-07-19 14:02 ` Nikunj Kela
2023-07-23 2:15 ` kernel test robot
2023-07-24 16:44 ` [PATCH v2 0/3] " Nikunj Kela
2023-07-24 16:44 ` [PATCH v2 1/3] dt-bindings: arm: convert nested if-else construct to allOf Nikunj Kela
2023-07-25 6:01 ` Krzysztof Kozlowski
2023-07-24 16:44 ` [PATCH v2 2/3] dt-bindings: arm: Add qcom specific hvc transport for SCMI Nikunj Kela
2023-07-25 6:06 ` Krzysztof Kozlowski
2023-07-24 16:44 ` [PATCH v2 3/3] firmware: arm_scmi: Add qcom hvc/shmem transport Nikunj Kela
2023-07-25 17:03 ` Cristian Marussi
2023-07-25 17:12 ` Nikunj Kela
2023-07-31 14:04 ` Nikunj Kela
2023-08-01 7:27 ` kernel test robot
2023-08-11 17:57 ` [PATCH v3 0/3] " Nikunj Kela
2023-08-11 17:57 ` [PATCH v3 1/3] dt-bindings: arm: convert nested if-else construct to allOf Nikunj Kela
2023-08-11 17:57 ` [PATCH v3 2/3] dt-bindings: arm: Add qcom specific hvc transport for SCMI Nikunj Kela
2023-08-11 17:57 ` [PATCH v3 3/3] firmware: arm_scmi: Add qcom hvc/shmem transport Nikunj Kela
2023-09-05 16:06 ` [PATCH v3 0/3] " Nikunj Kela
2023-09-05 16:37 ` Krzysztof Kozlowski
2023-09-07 10:36 ` Sudeep Holla
2023-09-07 14:20 ` Nikunj Kela
2023-09-07 16:16 ` [PATCH 0/2] " Konrad Dybcio
2023-09-07 22:32 ` Nikunj Kela
2023-09-11 19:43 ` [PATCH v4 0/4] Add qcom hvc/shmem transport support Nikunj Kela
2023-09-11 19:43 ` [PATCH v4 1/4] firmware: arm_scmi: Add polling support for completion in smc Nikunj Kela
2023-10-02 18:18 ` Brian Masney
2023-10-02 18:36 ` Nikunj Kela
2023-10-03 10:33 ` Sudeep Holla
2023-10-03 10:50 ` Cristian Marussi
2023-10-03 15:53 ` Nikunj Kela
2023-10-04 16:11 ` Sudeep Holla
2023-10-05 3:25 ` Nikunj Kela
2023-09-11 19:43 ` [PATCH v4 2/4] dt-bindings: arm: convert nested if-else construct to allOf Nikunj Kela
2023-09-11 19:43 ` [PATCH v4 3/4] dt-bindings: arm: Add new compatible for smc/hvc transport for SCMI Nikunj Kela
2023-10-03 10:44 ` Sudeep Holla
2023-10-03 15:59 ` Nikunj Kela
2023-10-04 15:53 ` Sudeep Holla
2023-10-05 21:51 ` Nikunj Kela
2023-09-11 19:43 ` [PATCH v4 4/4] firmware: arm_scmi: Add qcom hvc/shmem transport support Nikunj Kela
2023-10-02 18:34 ` Brian Masney
2023-10-02 18:39 ` Brian Masney
2023-10-02 18:45 ` Nikunj Kela
2023-10-02 18:42 ` Nikunj Kela
2023-10-03 10:48 ` Sudeep Holla
2023-10-03 11:19 ` Sudeep Holla
2023-10-03 16:16 ` Nikunj Kela
2023-10-04 16:06 ` Sudeep Holla
2023-10-04 17:48 ` Nikunj Kela
2023-10-05 22:20 ` Bjorn Andersson
2023-10-05 22:33 ` Nikunj Kela
2023-10-06 7:26 ` Sudeep Holla
2023-09-18 15:01 ` [PATCH v4 0/4] " Nikunj Kela
2023-09-18 15:15 ` Sudeep Holla
2023-09-18 15:54 ` Brian Masney
2023-09-19 8:56 ` Sudeep Holla
2023-10-02 17:31 ` Nikunj Kela
2023-10-02 17:58 ` Cristian Marussi
2023-10-03 10:34 ` Sudeep Holla
2023-09-18 20:32 ` Krzysztof Kozlowski
2023-10-06 16:42 ` [PATCH v5 0/2] Add qcom smc/hvc " Nikunj Kela
2023-10-06 16:42 ` [PATCH v5 1/2] dt-bindings: arm: Add new compatible for smc/hvc transport for SCMI Nikunj Kela
2023-10-06 20:08 ` Brian Masney
2023-10-09 14:41 ` Sudeep Holla
2023-10-09 14:52 ` Nikunj Kela
2023-10-09 21:03 ` Konrad Dybcio
2023-10-06 16:42 ` [PATCH v5 2/2] firmware: arm_scmi: Add qcom smc/hvc transport support Nikunj Kela
2023-10-06 20:17 ` Brian Masney [this message]
2023-10-09 14:47 ` Sudeep Holla
2023-10-09 14:59 ` Nikunj Kela
2023-10-09 15:29 ` Sudeep Holla
2023-10-09 17:49 ` Nikunj Kela
2023-10-09 19:08 ` Sudeep Holla
2023-10-09 19:16 ` Nikunj Kela
2023-10-09 19:14 ` [PATCH v6 0/2] " Nikunj Kela
2023-10-09 19:14 ` [PATCH v6 1/2] dt-bindings: arm: Add new compatible for smc/hvc transport for SCMI Nikunj Kela
2023-10-09 19:14 ` [PATCH v6 2/2] firmware: arm_scmi: Add qcom smc/hvc transport support Nikunj Kela
2023-10-10 10:42 ` Sudeep Holla
2023-10-10 10:21 ` [PATCH v6 0/2] " Sudeep Holla
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