From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dl1-f53.google.com (mail-dl1-f53.google.com [74.125.82.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8738F239567 for ; Fri, 26 Jun 2026 06:30:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.53 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782455450; cv=none; b=iwdoz2mYaLxCkY5S/UNjoEbtDOox0lrPrQ6Rte/jL2CtPP1i+1YYA5KcxxKrp6Ad1Y3r0xmhkah86REfU64UZRaiRfpZGQAvVa+5jXzE2X40QkEwFP2PVPUsW91vIKkOTscqiPPowbOVFO4/L4SuZfWFhyvZ18Dml0hOC3trP7c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782455450; c=relaxed/simple; bh=8n+BFUdhDsBCw0istxO4mdMmXzGW06N0KXrjfqMuaEo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Er8jRVcSP4P1UJYEEnxvpaOUgN2mQp67BA3bDxPH7ynbMYv3KX4mYZf5pXQeNCrFRssrnGBQvJ7S8vjXLc9mQB79WlRERWpbhFahb5jKt1qEfGNLudXvuup/yZsMiLLJtfbGUB8rhHvj+2xKsxHgeUlVR695dS2Rw3YQ9OoI/bo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=morsemicro.com; spf=pass smtp.mailfrom=morsemicro.com; dkim=pass (2048-bit key) header.d=morsemicro-com.20251104.gappssmtp.com header.i=@morsemicro-com.20251104.gappssmtp.com header.b=o7AlJ1z7; arc=none smtp.client-ip=74.125.82.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=morsemicro.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=morsemicro.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=morsemicro-com.20251104.gappssmtp.com header.i=@morsemicro-com.20251104.gappssmtp.com header.b="o7AlJ1z7" Received: by mail-dl1-f53.google.com with SMTP id a92af1059eb24-137335bc3caso1274853c88.0 for ; Thu, 25 Jun 2026 23:30:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=morsemicro-com.20251104.gappssmtp.com; s=20251104; t=1782455449; x=1783060249; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=70b5gHJQ01tflJdtIQ7zVJ9S9n0xaR/1XxJQbiyV9eM=; b=o7AlJ1z7Yx0lhxRyao5aYuko53YL/O7dWFpo7iaQESHqx9xWZtFuOcmdc6JEFHAjlh +XloiVIUqMokEKnCFNWXtDVMPld7Sexluyq+16cdtpvktLnbHFa4LekcQokkkP3z090s yn0Zbl3mpnu0p4b1g8vZbzTA6XNZLzZPHuVIz19SF5HN6qLdT6PajlbN6QIASMwPgHq3 /jsqxvJLOGKVVEOyFr5atCTLrkSRsUkgmaG69bTP563d2ma5mNXQ7PLx6LT1avwJr6EQ 12nqJzNePx0Fxis7p4Q6jQAg88FPocmZOrYw+xdcNXcHK9c+wnCSqct1WQfbqU33dfNy tm4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782455449; x=1783060249; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=70b5gHJQ01tflJdtIQ7zVJ9S9n0xaR/1XxJQbiyV9eM=; b=SHX9jN/UpTOqWw729LVucKocKoqCz4DRfhjbMP0GNUzPAQNb4tIIJz64lHtDfiwFyv iDtxDtG1PHmoDN9ogVrQA1Utc7MDUPuRnV3TDjaEPOGQ/YqNr6L9/mC0N5zN9spRfwNY fNjqVtnM9n5rvhrb7jNLtY8R/dpNBJkrtsgVUdMH1lhkVmcrUgxj66wfS6BLGCu+JfyG 7E74nXD5X4Tlj/iR/agiEleQfpgyIIRE0IsJycFR/O7hwV19oMnVW97thy7T+ZjfiC/Q bqZoz/J8lfeCO+nik4a8HYvjkcJVv3RwawOd2AbTKMT7fRJ09BzUmoe02X8i6qvgjkKo CVxw== X-Forwarded-Encrypted: i=1; AFNElJ+yk4aJqqRjoFOL2nycwdkpAJwetYH7b+1N8dVJyBTWst/x4/B10xjG7CcOz9eTZya76P4kU8UmgedMMKCoHw==@vger.kernel.org X-Gm-Message-State: AOJu0YzX5F157owXhBXGJJiugivqRQjA9Eshj8wfFqsJHF8vXn3dGb+h hoHf/Ja/+Go2V5P/U+ZvyAzNuA6tfm1OsRG2UWHeCamUOFmWP8Cfb2he+Chy/qrJ0WY= X-Gm-Gg: AfdE7cnnsniHguYtf0iG4a/75wo6QwS1l+/1XcXO3jY/OtdzW1gn/IU4Q0KA4d5j7gu h3oOuLQCUaA3F328zu1GLkcj2kxCFKTi0zHa65rHZSOAMLKcLH6ZCCAU8rnIDZDwhXwezYkadkX 3u1DFadtBNmM3Uye3li4IhKFBzboXxgaCNdSNup+boVon498Bds9hOOoHXz3eZqiWGr6WwWDAmU VYfIUU+gIwAmfE0CmUkoa8GIekkPQ6EDV2KNX67mJzrTYVbK3S1QLHfkiXsenaqZD+8mzdgxuok eEmFE+khIQx9T9sj292Fh3Keu3uKfk+noPQceofOrMJFReFhsxZ893DwbFje1WJ3e8M4bePURxw fVg9EuJGTib52kUI1UNGaboglDr1u2WxRiQt1eHM4Y2GNFVYhYFobC03yLwcLYF/AQBE72fnyXN hhK341lu2REi+OEy8e9XmLNELsHvKcR8Zt6sdtW0X5vEy3SmtMjgsk2Dc1d/L6UTV1GgX+JOc1c gRW0JcdOsddQNQkpl3R X-Received: by 2002:a05:7022:ff45:b0:139:85c2:d7b7 with SMTP id a92af1059eb24-139dbb1200dmr4715847c88.32.1782455448587; Thu, 25 Jun 2026 23:30:48 -0700 (PDT) Received: from mma-H9MHD44.lan (60-242-93-14.static.tpgi.com.au. [60.242.93.14]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-139d91006bcsm15463687c88.13.2026.06.25.23.30.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Jun 2026 23:30:48 -0700 (PDT) From: Lachlan Hodges To: johannes@sipsolutions.net, Lachlan Hodges , Dan Callaghan , Arien Judge Cc: ayman.grais@morsemicro.com, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH wireless-next v3 03/33] wifi: mm81x: add bus.h Date: Fri, 26 Jun 2026 16:28:59 +1000 Message-ID: <20260626063014.1275235-4-lachlan.hodges@morsemicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260626063014.1275235-1-lachlan.hodges@morsemicro.com> References: <20260626063014.1275235-1-lachlan.hodges@morsemicro.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit (Patches split per file for review, will be a single commit alongside SDIO ids once review is complete. See cover letter for more information) Signed-off-by: Lachlan Hodges --- drivers/net/wireless/morsemicro/mm81x/bus.h | 99 +++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 drivers/net/wireless/morsemicro/mm81x/bus.h diff --git a/drivers/net/wireless/morsemicro/mm81x/bus.h b/drivers/net/wireless/morsemicro/mm81x/bus.h new file mode 100644 index 000000000000..d2ccabc037fb --- /dev/null +++ b/drivers/net/wireless/morsemicro/mm81x/bus.h @@ -0,0 +1,99 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2017-2026 Morse Micro + */ + +#ifndef _MM81X_BUS_H_ +#define _MM81X_BUS_H_ + +#include +#include "core.h" + +enum mm81x_bus_type { + MM81X_BUS_TYPE_USB, + MM81X_BUS_TYPE_SDIO, +}; + +struct mm81x_bus_ops { + int (*dm_read)(struct mm81x *mors, u32 addr, u8 *data, int len); + int (*dm_write)(struct mm81x *mors, u32 addr, const u8 *data, int len); + int (*reg32_read)(struct mm81x *mors, u32 addr, u32 *data); + int (*reg32_write)(struct mm81x *mors, u32 addr, u32 data); + int (*digital_reset)(struct mm81x *mors); + void (*set_bus_enable)(struct mm81x *mors, bool enable); + void (*config_burst_mode)(struct mm81x *mors, bool enable_burst); + void (*claim)(struct mm81x *mors); + void (*set_irq)(struct mm81x *mors, bool enable); + void (*release)(struct mm81x *mors); + unsigned int bulk_alignment; +}; + +/* + * Default TX alignment for buses which don't care. mac80211 will give us + * SKBs aligned to the 2 byte boundary, so 2 is effectively a noop. + */ +#define MM81X_BUS_DEFAULT_BULK_ALIGNMENT (2) + +/* mm81x_dm_read - len must be rounded up to the nearest 4-byte boundary */ +static inline int mm81x_dm_read(struct mm81x *mors, u32 addr, u8 *data, int len) +{ + return mors->bus_ops->dm_read(mors, addr, data, len); +} + +static inline int mm81x_dm_write(struct mm81x *mors, u32 addr, const u8 *data, + int len) +{ + return mors->bus_ops->dm_write(mors, addr, data, len); +} + +static inline int mm81x_reg32_read(struct mm81x *mors, u32 addr, u32 *data) +{ + return mors->bus_ops->reg32_read(mors, addr, data); +} + +static inline int mm81x_reg32_write(struct mm81x *mors, u32 addr, u32 data) +{ + return mors->bus_ops->reg32_write(mors, addr, data); +} + +static inline int mm81x_bus_digital_reset(struct mm81x *mors) +{ + if (mors->bus_ops->digital_reset) + return mors->bus_ops->digital_reset(mors); + + return 0; +} + +static inline void mm81x_set_bus_enable(struct mm81x *mors, bool enable) +{ + mors->bus_ops->set_bus_enable(mors, enable); +} + +static inline void mm81x_bus_config_burst_mode(struct mm81x *mors, + bool enable_burst) +{ + if (mors->bus_ops->config_burst_mode) + mors->bus_ops->config_burst_mode(mors, enable_burst); +} + +static inline void mm81x_claim_bus(struct mm81x *mors) +{ + mors->bus_ops->claim(mors); +} + +static inline void mm81x_bus_set_irq(struct mm81x *mors, bool enable) +{ + mors->bus_ops->set_irq(mors, enable); +} + +static inline void mm81x_release_bus(struct mm81x *mors) +{ + mors->bus_ops->release(mors); +} + +static inline unsigned int mm81x_bus_get_alignment(struct mm81x *mors) +{ + return mors->bus_ops->bulk_alignment; +} + +#endif /* !_MM81X_BUS_H_ */ -- 2.43.0