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(unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id D93703F587; Fri, 13 Jan 2023 13:12:16 -0800 (PST) From: Cristian Marussi To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: sudeep.holla@arm.com, james.quinlan@broadcom.com, Jonathan.Cameron@Huawei.com, f.fainelli@gmail.com, etienne.carriere@linaro.org, vincent.guittot@linaro.org, souvik.chakravarty@arm.com, wleavitt@marvell.com, peter.hilber@opensynergy.com, nicola.mazzucato@arm.com, tarek.el-sherbiny@arm.com, quic_kshivnan@quicinc.com, cristian.marussi@arm.com Subject: [PATCH v7 04/17] firmware: arm_scmi: Add flags field to xfer Date: Fri, 13 Jan 2023 21:11:22 +0000 Message-Id: <20230113211135.2530064-5-cristian.marussi@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230113211135.2530064-1-cristian.marussi@arm.com> References: <20230113211135.2530064-1-cristian.marussi@arm.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1754943448781853690?= X-GMAIL-MSGID: =?utf-8?q?1754943448781853690?= Add a flags field to xfer and define a flagbit and related macro to easily identify xfers originated from Raw transmissions. Signed-off-by: Cristian Marussi --- v5 --> v6 - convert is_raw boolean to a bitflag --- drivers/firmware/arm_scmi/protocols.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/firmware/arm_scmi/protocols.h b/drivers/firmware/arm_scmi/protocols.h index 2f3bf691db7c..b5941beb8b03 100644 --- a/drivers/firmware/arm_scmi/protocols.h +++ b/drivers/firmware/arm_scmi/protocols.h @@ -115,6 +115,7 @@ struct scmi_msg_hdr { * - SCMI_XFER_SENT_OK -> SCMI_XFER_RESP_OK [ -> SCMI_XFER_DRESP_OK ] * - SCMI_XFER_SENT_OK -> SCMI_XFER_DRESP_OK * (Missing synchronous response is assumed OK and ignored) + * @flags: Optional flags associated to this xfer. * @lock: A spinlock to protect state and busy fields. * @priv: A pointer for transport private usage. */ @@ -135,6 +136,9 @@ struct scmi_xfer { #define SCMI_XFER_RESP_OK 1 #define SCMI_XFER_DRESP_OK 2 int state; +#define SCMI_XFER_FLAG_IS_RAW BIT(0) +#define SCMI_XFER_IS_RAW(x) ((x)->flags & SCMI_XFER_FLAG_IS_RAW) + int flags; /* A lock to protect state and busy fields */ spinlock_t lock; void *priv;