From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CAC79C433F5 for ; Mon, 2 May 2022 09:29:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:In-Reply-To: Date:References:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QpzWkLIUqYvBGURB5J+wr+jWi0USOI0do9Udfd30jE0=; b=dU4itj8oeLzgrc N10YKbBS4UhCGEzUODLQRGLwCmDgkwBy/6b9+EAxfD7ygT2jDruiw0R5L6/TmegkXx6s2fkIV24a/ PMfE3hf7qMwdofxcIJjRitU/N0HMzdiLRFMtjCwuZAlwcq0/e6gqgq+G8k7ihcq670FOXfkCN/xDH gefyYJZK4bRVIM68eEjfbt9c2Xbko4mcUlz1hj2qc1t3CEpoOkOz5cn/1I4pkXTBnHvVJuHwjj1e6 i4pMcC+uQ9CktJrC1V+yUNHZiliZ03/rOWsFsVSxeIlEcrofOTIgqxG1rnoks5rFCJUexhoT7wK+3 ZKoN9CXljLQRes/o1pQw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nlSMs-000cqx-4s; Mon, 02 May 2022 09:29:22 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nlSMo-000cpF-MU for ath11k@lists.infradead.org; Mon, 02 May 2022 09:29:20 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 4F1C4B815BA; Mon, 2 May 2022 09:29:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 81C53C385A4; Mon, 2 May 2022 09:29:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1651483756; bh=mpCCh1LYSN/qxfvRph1QMzK0NnMSfrNwVpF7Uzir8sY=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=UD6zVba96lAU90DevmQSKaqj+6tnduJYu1duIevC0yVgrza7FnZCVYOHDVebEtRAG qMRVaCz893bYhRS7MzADwI3RH/+8M/S2I52h1hWJcIEs0iO5PkadPFJcb1ma4OEOf6 1/kvvXwSyviTE1wNmI6YpLPpF9etI15FSm5OzBUFFwY3B1cYD5+7lkVlHDbxLdP8vc Q8Ts3lJWBe5jyTw7oP03C0MNKR30gFVe2kS/1/8HguhpITuiYORr/Coat7U0pVJINX kvot+MZwwGUeE+ZIFUF68EqCVzp49tlnLgT+GOJSJ/QBWzU2LvM5g0H0oeHR5D39Va 66JrDLUAD0Wlg== From: Kalle Valo To: Manikanta Pubbisetty Cc: , , , , Subject: Re: [PATCH v7 5/9] ath11k: Fetch device information via QMI for WCN6750 References: <20220429170502.20080-1-quic_mpubbise@quicinc.com> <20220429170502.20080-6-quic_mpubbise@quicinc.com> Date: Mon, 02 May 2022 12:29:10 +0300 In-Reply-To: <20220429170502.20080-6-quic_mpubbise@quicinc.com> (Manikanta Pubbisetty's message of "Fri, 29 Apr 2022 22:34:58 +0530") Message-ID: <87k0b4b7vd.fsf@kernel.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220502_022919_079038_74CA40FC X-CRM114-Status: GOOD ( 19.02 ) X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath11k" Errors-To: ath11k-bounces+ath11k=archiver.kernel.org@lists.infradead.org Manikanta Pubbisetty writes: > Since WPPS Q6 does the PCIe enumeration of WCN6750, device > information like BAR and BAR size is not known to the APPS > processor (Application Processor SubSystem). In order to > fetch these details, a QMI message called device info request > will be sent to the target. Therefore, add logic to fetch > BAR details from the target. > > Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 > Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1 > Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1 > Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.4.0.1-00192-QCAHKSWPL_SILICONZ-1 > > Signed-off-by: Manikanta Pubbisetty [...] > +static int ath11k_qmi_request_device_info(struct ath11k_base *ab) > +{ > + struct qmi_wlanfw_device_info_req_msg_v01 req = {}; > + struct qmi_wlanfw_device_info_resp_msg_v01 resp = {}; > + struct qmi_txn txn; > + void __iomem *bar_addr_va; > + int ret; > + > + /* device info message req is only sent for hybrid bus devices */ > + if (!ab->hw_params.hybrid_bus_type) > + return 0; > + > + ret = qmi_txn_init(&ab->qmi.handle, &txn, > + qmi_wlfw_device_info_resp_msg_v01_ei, &resp); > + if (ret < 0) > + goto out; > + > + ret = qmi_send_request(&ab->qmi.handle, NULL, &txn, > + QMI_WLANFW_DEVICE_INFO_REQ_V01, > + QMI_WLANFW_DEVICE_INFO_REQ_MSG_V01_MAX_LEN, > + qmi_wlanfw_device_info_req_msg_v01_ei, &req); > + if (ret < 0) { > + qmi_txn_cancel(&txn); > + ath11k_warn(ab, "qmi failed to send target device info request, err = %d\n", > + ret); > + goto out; > + } > + > + ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS)); > + if (ret < 0) { > + ath11k_warn(ab, "qmi failed target device info request %d\n", ret); > + goto out; > + } > + > + if (resp.resp.result != QMI_RESULT_SUCCESS_V01) { > + ath11k_warn(ab, "qmi device info req failed, result: %d, err: %d\n", > + resp.resp.result, resp.resp.error); > + ret = -EINVAL; > + goto out; > + } > + > + if (!resp.bar_addr_valid || !resp.bar_size_valid) { > + ath11k_warn(ab, "qmi device info response invalid, result: %d, err: %d\n", > + resp.resp.result, resp.resp.error); > + ret = -EINVAL; > + goto out; > + } > + > + if (!resp.bar_addr || > + resp.bar_size != ATH11K_QMI_DEVICE_BAR_SIZE) { > + ath11k_warn(ab, "qmi device info invalid addr and size, result: %d, err: %d\n", > + resp.resp.result, resp.resp.error); > + ret = -EINVAL; > + goto out; > + } > + > + bar_addr_va = devm_ioremap(ab->dev, resp.bar_addr, resp.bar_size); > + > + if (!bar_addr_va) { > + ath11k_warn(ab, "qmi device info ioremap failed\n"); > + ab->mem_len = 0; > + ret = -EIO; > + goto out; > + } > + > + ab->mem = bar_addr_va; > + ab->mem_len = resp.bar_size; > + > + return 0; > +out: > + return ret; > +} In the pending branch I changed the warning messages to follow the style used in ath11k. > + > static int ath11k_qmi_request_target_cap(struct ath11k_base *ab) > { > struct qmi_wlanfw_cap_req_msg_v01 req; > @@ -2749,6 +2886,12 @@ static int ath11k_qmi_event_load_bdf(struct ath11k_qmi *qmi) > return ret; > } > > + ret = ath11k_qmi_request_device_info(ab); > + if (ret < 0) { > + ath11k_warn(ab, "failed to request qmi device info %d\n", ret); > + return ret; > + } Here too. -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches -- ath11k mailing list ath11k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath11k From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CC60DC433F5 for ; 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s=k20201202; t=1651483756; bh=mpCCh1LYSN/qxfvRph1QMzK0NnMSfrNwVpF7Uzir8sY=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=UD6zVba96lAU90DevmQSKaqj+6tnduJYu1duIevC0yVgrza7FnZCVYOHDVebEtRAG qMRVaCz893bYhRS7MzADwI3RH/+8M/S2I52h1hWJcIEs0iO5PkadPFJcb1ma4OEOf6 1/kvvXwSyviTE1wNmI6YpLPpF9etI15FSm5OzBUFFwY3B1cYD5+7lkVlHDbxLdP8vc Q8Ts3lJWBe5jyTw7oP03C0MNKR30gFVe2kS/1/8HguhpITuiYORr/Coat7U0pVJINX kvot+MZwwGUeE+ZIFUF68EqCVzp49tlnLgT+GOJSJ/QBWzU2LvM5g0H0oeHR5D39Va 66JrDLUAD0Wlg== From: Kalle Valo To: Manikanta Pubbisetty Cc: , , , , Subject: Re: [PATCH v7 5/9] ath11k: Fetch device information via QMI for WCN6750 References: <20220429170502.20080-1-quic_mpubbise@quicinc.com> <20220429170502.20080-6-quic_mpubbise@quicinc.com> Date: Mon, 02 May 2022 12:29:10 +0300 In-Reply-To: <20220429170502.20080-6-quic_mpubbise@quicinc.com> (Manikanta Pubbisetty's message of "Fri, 29 Apr 2022 22:34:58 +0530") Message-ID: <87k0b4b7vd.fsf@kernel.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Manikanta Pubbisetty writes: > Since WPPS Q6 does the PCIe enumeration of WCN6750, device > information like BAR and BAR size is not known to the APPS > processor (Application Processor SubSystem). In order to > fetch these details, a QMI message called device info request > will be sent to the target. Therefore, add logic to fetch > BAR details from the target. > > Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 > Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1 > Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1 > Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.4.0.1-00192-QCAHKSWPL_SILICONZ-1 > > Signed-off-by: Manikanta Pubbisetty [...] > +static int ath11k_qmi_request_device_info(struct ath11k_base *ab) > +{ > + struct qmi_wlanfw_device_info_req_msg_v01 req = {}; > + struct qmi_wlanfw_device_info_resp_msg_v01 resp = {}; > + struct qmi_txn txn; > + void __iomem *bar_addr_va; > + int ret; > + > + /* device info message req is only sent for hybrid bus devices */ > + if (!ab->hw_params.hybrid_bus_type) > + return 0; > + > + ret = qmi_txn_init(&ab->qmi.handle, &txn, > + qmi_wlfw_device_info_resp_msg_v01_ei, &resp); > + if (ret < 0) > + goto out; > + > + ret = qmi_send_request(&ab->qmi.handle, NULL, &txn, > + QMI_WLANFW_DEVICE_INFO_REQ_V01, > + QMI_WLANFW_DEVICE_INFO_REQ_MSG_V01_MAX_LEN, > + qmi_wlanfw_device_info_req_msg_v01_ei, &req); > + if (ret < 0) { > + qmi_txn_cancel(&txn); > + ath11k_warn(ab, "qmi failed to send target device info request, err = %d\n", > + ret); > + goto out; > + } > + > + ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS)); > + if (ret < 0) { > + ath11k_warn(ab, "qmi failed target device info request %d\n", ret); > + goto out; > + } > + > + if (resp.resp.result != QMI_RESULT_SUCCESS_V01) { > + ath11k_warn(ab, "qmi device info req failed, result: %d, err: %d\n", > + resp.resp.result, resp.resp.error); > + ret = -EINVAL; > + goto out; > + } > + > + if (!resp.bar_addr_valid || !resp.bar_size_valid) { > + ath11k_warn(ab, "qmi device info response invalid, result: %d, err: %d\n", > + resp.resp.result, resp.resp.error); > + ret = -EINVAL; > + goto out; > + } > + > + if (!resp.bar_addr || > + resp.bar_size != ATH11K_QMI_DEVICE_BAR_SIZE) { > + ath11k_warn(ab, "qmi device info invalid addr and size, result: %d, err: %d\n", > + resp.resp.result, resp.resp.error); > + ret = -EINVAL; > + goto out; > + } > + > + bar_addr_va = devm_ioremap(ab->dev, resp.bar_addr, resp.bar_size); > + > + if (!bar_addr_va) { > + ath11k_warn(ab, "qmi device info ioremap failed\n"); > + ab->mem_len = 0; > + ret = -EIO; > + goto out; > + } > + > + ab->mem = bar_addr_va; > + ab->mem_len = resp.bar_size; > + > + return 0; > +out: > + return ret; > +} In the pending branch I changed the warning messages to follow the style used in ath11k. > + > static int ath11k_qmi_request_target_cap(struct ath11k_base *ab) > { > struct qmi_wlanfw_cap_req_msg_v01 req; > @@ -2749,6 +2886,12 @@ static int ath11k_qmi_event_load_bdf(struct ath11k_qmi *qmi) > return ret; > } > > + ret = ath11k_qmi_request_device_info(ab); > + if (ret < 0) { > + ath11k_warn(ab, "failed to request qmi device info %d\n", ret); > + return ret; > + } Here too. -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches