From nobody Sun Sep 7 12:25:51 2025 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 83CA2C04A6A for ; Mon, 7 Aug 2023 13:23:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233982AbjHGNXX (ORCPT ); Mon, 7 Aug 2023 09:23:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35884 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234055AbjHGNWx (ORCPT ); Mon, 7 Aug 2023 09:22:53 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4D5962699 for ; Mon, 7 Aug 2023 06:22:28 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 05E506192E for ; Mon, 7 Aug 2023 13:22:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B96F2C433C9; Mon, 7 Aug 2023 13:22:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1691414544; bh=1kWfbb4GxKzXNt/tXBE/oL4mhC+QvFa1x0qd8EeG3pM=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Blgwb6rR4No2dDMf2JYx8EX4KxN7c0zJtPp1vrhzZZGyFdPHzduM011m3r9uDXhZ7 18dYm9kfPPPz0QgNSyylgsCyu9o97pDRav+C6ZfNuZ4zng9Nf461UM3jMVFIK/wXHo DRAI9bWqkXLbYJHx4YVFr9lNC7vy3d4NDduUrvUZG6c/dO0rLc9pmE3s0EnzXutqeX z/XCaGnbJoN8FjM7ligughXuiik7AaOYGLeAKhMQvW0e1tKY8mbvQmnOiFrp3SY9Mr RQAdzP5CyPI1gJr5kIibx8oLI/BSWCyko2Cb8d1fEgcOo7aV+jvrn2qvm/+YU14mzk I+35D0/M3gLDA== From: Michael Walle Date: Mon, 07 Aug 2023 15:21:09 +0200 Subject: [PATCH 15/41] mtd: spi-nor: add SNOR_ID() and SNOR_OTP() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230807-mtd-flash-info-db-rework-v1-15-3d3d5bef4ba4@kernel.org> References: <20230807-mtd-flash-info-db-rework-v1-0-3d3d5bef4ba4@kernel.org> In-Reply-To: <20230807-mtd-flash-info-db-rework-v1-0-3d3d5bef4ba4@kernel.org> To: Tudor Ambarus , Pratyush Yadav , Michael Walle , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra Cc: linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, Michael Walle X-Mailer: b4 0.12.2 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org After all the preparation, it is now time to introduce the new macros to specify flashes in our database: SNOR_ID() and SNOR_OTP(). An flash_info entry might now look like: { .id =3D SNOR_ID(0xef, 0x60, 0x16), .otp =3D SNOR_OTP(256, 3, 0x1000, 0x1000), .flags =3D SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB, } Signed-off-by: Michael Walle --- drivers/mtd/spi-nor/core.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h index e26a17d11c14..d0e83bfb847c 100644 --- a/drivers/mtd/spi-nor/core.h +++ b/drivers/mtd/spi-nor/core.h @@ -559,6 +559,20 @@ struct flash_info { const struct spi_nor_fixups *fixups; }; =20 +#define SNOR_ID(...) \ + (&(const struct spi_nor_id){ \ + .bytes =3D (const u8[]){ __VA_ARGS__ }, \ + .len =3D sizeof((u8[]){ __VA_ARGS__ }), \ + }) + +#define SNOR_OTP(_len, _n_regions, _base, _offset) \ + (&(const struct spi_nor_otp_organization){ \ + .len =3D (_len), \ + .base =3D (_base), \ + .offset =3D (_offset), \ + .n_regions =3D (_n_regions), \ + }) + #define SPI_NOR_ID_2ITEMS(_id) ((_id) >> 8) & 0xff, (_id) & 0xff #define SPI_NOR_ID_3ITEMS(_id) ((_id) >> 16) & 0xff, SPI_NOR_ID_2ITEMS(_id) =20 --=20 2.39.2