From patchwork Wed Aug 14 09:43:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raj Kumar Bhagat X-Patchwork-Id: 819396 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7A96F16DEB9 for ; Wed, 14 Aug 2024 09:45:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723628707; cv=none; b=mDttQtHGwbRRr0O5QqCmdeX0UUndO1ybrYF5Vrdy4r9lv06sk4Phv7nddnCNWpoLx0mxHOjbrzxfyNIZpVw0z9aQQdARAfYbKqJ1rQKnFb94nwUsbSyclH9AOhM6g1xIiQeQa6ZN/KfksHsMyZbA9PcIgaoTAo1MDMn8l2eRlbI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723628707; c=relaxed/simple; bh=Oy86LNP9KrOvNuLpy5ACIWOlE8oEdbi5ia9tI1XYA6M=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=t2pIsy+ye9brgpFTGT9OW6gyA92JIhAeKXPvU7Lp5WLL731o9ba0XV9gwsubwONVFBsQ7worYadlhYS5KpvjkQ0Ag/3riY/JtNrI89d6GLAe0g0QXe/SUH+1DKJg+Wv4Hius315IhBKoMHYBSV2+g1GsISQPMFTUzACD1T1d6dY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=grTQDPcN; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="grTQDPcN" Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 47DNFc01032553; Wed, 14 Aug 2024 09:45:01 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= F7HuTPC34AQoK6/xhxrg6FTfge3vbMgl0mXb071WtcI=; b=grTQDPcNtXf5k4I8 oBLtevmmUGRNBUeyb26mYZbjJ8Nc8UejFOM07mL21L5BiWjrAqOAPB2BwMQABat4 BZJT9avyve+xt2/az3sr82b7yn2mjuF1Qn9ZSXB7gMi2xXfSlAn9164Wai0ZuxUg B/ROB4g++gADEX8rRMVR0EIvZHVVT2cpQfkXSYERPQFOTAyUkOR1Z7KnEKk7uYrS XUiVXoyB7waIcUlUKRX1OI79GDhuYhbsnLJ4D2XF6tkVGUx8HMhVA1YziGe6Y9OE Y2H8AzD2TmhmyeNRqekOon1M2cB1PRbKfpgqEw8hhAuXnMGk7t4LiTeCfTP+YhRK AHrNgw== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 410437uvp4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 14 Aug 2024 09:45:01 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA03.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 47E9ixUY022033 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 14 Aug 2024 09:44:59 GMT Received: from hu-rajkbhag-blr.qualcomm.com (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 14 Aug 2024 02:44:57 -0700 From: Raj Kumar Bhagat To: CC: , Balamurugan S , P Praneesh , "Raj Kumar Bhagat" Subject: [RFC PATCH 18/18] wifi: ath12k: enable ath12k AHB support Date: Wed, 14 Aug 2024 15:13:23 +0530 Message-ID: <20240814094323.3927603-19-quic_rajkbhag@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240814094323.3927603-1-quic_rajkbhag@quicinc.com> References: <20240814094323.3927603-1-quic_rajkbhag@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: leGvk85LtPd87zBSAIe3GeS0NQ-0EJ8d X-Proofpoint-GUID: leGvk85LtPd87zBSAIe3GeS0NQ-0EJ8d X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-08-14_07,2024-08-13_02,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 clxscore=1015 mlxlogscore=999 malwarescore=0 lowpriorityscore=0 phishscore=0 spamscore=0 bulkscore=0 suspectscore=0 adultscore=0 mlxscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2407110000 definitions=main-2408140067 From: Balamurugan S Currently only PCI devices is supported in Ath12k driver. Refactor Ath12k module_init and module_exit to include Ath12k AHB support. Add Ath12k AHB support in Kconfig with dependency on Remoteproc driver. Ath12k AHB support relies on remoteproc driver for firmware download, power up/down etc. Tested-on: IPQ5332 hw1.0 AHB WLAN.WBE.1.3.1-00130-QCAHKSWPL_SILICONZ-1 Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00210-QCAHKSWPL_SILICONZ-1 Signed-off-by: Balamurugan S Co-developed-by: P Praneesh Signed-off-by: P Praneesh Signed-off-by: Raj Kumar Bhagat --- drivers/net/wireless/ath/ath12k/Kconfig | 6 ++++ drivers/net/wireless/ath/ath12k/Makefile | 1 + drivers/net/wireless/ath/ath12k/ahb.h | 12 ++++++++ drivers/net/wireless/ath/ath12k/core.c | 35 ++++++++++++++++++++++-- drivers/net/wireless/ath/ath12k/pci.c | 12 ++------ drivers/net/wireless/ath/ath12k/pci.h | 2 ++ 6 files changed, 56 insertions(+), 12 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/Kconfig b/drivers/net/wireless/ath/ath12k/Kconfig index f64e7c322216..f787bfe4b3a4 100644 --- a/drivers/net/wireless/ath/ath12k/Kconfig +++ b/drivers/net/wireless/ath/ath12k/Kconfig @@ -15,6 +15,12 @@ config ATH12K If you choose to build a module, it'll be called ath12k. +config ATH12K_AHB + bool "QTI ath12k AHB support" + depends on ATH12K && REMOTEPROC + help + Enable support for Ath12k AHB bus chipsets, example IPQ5332. + config ATH12K_DEBUG bool "ath12k debugging" depends on ATH12K diff --git a/drivers/net/wireless/ath/ath12k/Makefile b/drivers/net/wireless/ath/ath12k/Makefile index 5a1ed20d730e..4b7b9404d0c6 100644 --- a/drivers/net/wireless/ath/ath12k/Makefile +++ b/drivers/net/wireless/ath/ath12k/Makefile @@ -23,6 +23,7 @@ ath12k-y += core.o \ fw.o \ p2p.o +ath12k-$(CONFIG_ATH12K_AHB) += ahb.o ath12k-$(CONFIG_ATH12K_DEBUGFS) += debugfs.o debugfs_htt_stats.o ath12k-$(CONFIG_ACPI) += acpi.o ath12k-$(CONFIG_ATH12K_TRACING) += trace.o diff --git a/drivers/net/wireless/ath/ath12k/ahb.h b/drivers/net/wireless/ath/ath12k/ahb.h index 4a17e041c13a..4fdb493753d7 100644 --- a/drivers/net/wireless/ath/ath12k/ahb.h +++ b/drivers/net/wireless/ath/ath12k/ahb.h @@ -35,4 +35,16 @@ static inline struct ath12k_ahb *ath12k_ab_to_ahb(struct ath12k_base *ab) return (struct ath12k_ahb *)ab->drv_priv; } +#ifdef CONFIG_ATH12K_AHB +int ath12k_ahb_init(void); +void ath12k_ahb_exit(void); +#else +static inline int ath12k_ahb_init(void) +{ + return 0; +} + +static inline void ath12k_ahb_exit(void) {}; +#endif + #endif diff --git a/drivers/net/wireless/ath/ath12k/core.c b/drivers/net/wireless/ath/ath12k/core.c index 51252e8bc1ae..a10f0dd295bc 100644 --- a/drivers/net/wireless/ath/ath12k/core.c +++ b/drivers/net/wireless/ath/ath12k/core.c @@ -9,15 +9,18 @@ #include #include #include +#include "ahb.h" #include "core.h" #include "dp_tx.h" #include "dp_rx.h" #include "debug.h" -#include "hif.h" -#include "fw.h" #include "debugfs.h" +#include "fw.h" +#include "hif.h" +#include "pci.h" #include "wow.h" +static int ahb_err, pci_err; unsigned int ath12k_debug_mask; module_param_named(debug_mask, ath12k_debug_mask, uint, 0644); MODULE_PARM_DESC(debug_mask, "Debugging mask"); @@ -1342,5 +1345,31 @@ struct ath12k_base *ath12k_core_alloc(struct device *dev, size_t priv_size, return NULL; } -MODULE_DESCRIPTION("Core module for Qualcomm Atheros 802.11be wireless LAN cards."); +static int ath12k_init(void) +{ + ahb_err = ath12k_ahb_init(); + if (ahb_err) + pr_warn("Failed to initialize ath12k AHB device: %d\n", ahb_err); + + pci_err = ath12k_pci_init(); + if (pci_err) + pr_warn("Failed to initialize ath12k PCI device: %d\n", pci_err); + + /* If both failed, return one of the failures (arbitrary) */ + return ahb_err && pci_err ? ahb_err : 0; +} + +static void ath12k_exit(void) +{ + if (!pci_err) + ath12k_pci_exit(); + + if (!ahb_err) + ath12k_ahb_exit(); +} + +module_init(ath12k_init) +module_exit(ath12k_exit) + +MODULE_DESCRIPTION("Driver support for Qualcomm Technologies 802.11be WLAN devices"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/ath/ath12k/pci.c b/drivers/net/wireless/ath/ath12k/pci.c index 9a50d813e9b4..f4a868c2275e 100644 --- a/drivers/net/wireless/ath/ath12k/pci.c +++ b/drivers/net/wireless/ath/ath12k/pci.c @@ -1627,7 +1627,7 @@ static struct pci_driver ath12k_pci_driver = { .driver.pm = &ath12k_pci_pm_ops, }; -static int ath12k_pci_init(void) +int ath12k_pci_init(void) { int ret; @@ -1638,16 +1638,10 @@ static int ath12k_pci_init(void) return ret; } - return 0; + return ret; } -module_init(ath12k_pci_init); -static void ath12k_pci_exit(void) +void ath12k_pci_exit(void) { pci_unregister_driver(&ath12k_pci_driver); } - -module_exit(ath12k_pci_exit); - -MODULE_DESCRIPTION("Driver support for Qualcomm Technologies PCIe 802.11be WLAN devices"); -MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/ath/ath12k/pci.h b/drivers/net/wireless/ath/ath12k/pci.h index 31584a7ad80e..18648ca11dfc 100644 --- a/drivers/net/wireless/ath/ath12k/pci.h +++ b/drivers/net/wireless/ath/ath12k/pci.h @@ -145,4 +145,6 @@ void ath12k_pci_stop(struct ath12k_base *ab); int ath12k_pci_start(struct ath12k_base *ab); int ath12k_pci_power_up(struct ath12k_base *ab); void ath12k_pci_power_down(struct ath12k_base *ab, bool is_suspend); +int ath12k_pci_init(void); +void ath12k_pci_exit(void); #endif /* ATH12K_PCI_H */