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 6DFFECCF9EA for ; Tue, 28 Oct 2025 07:37:28 +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:References:In-Reply-To: Message-ID:Date: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=n3UmATQzbdLFYEgvpwKPMONCQQlOs2dVAq8YsmSOouU=; b=QTI9M43Cmg6J3T QRTJ9E54hBYef0Sb4eYydOmREG0WKwow1b3mhDpHiB52FxyW+Z31zsjKrDrMrLD1J8/u0CEnwLLsy 974/mN1mIYJjyuL6eAU+hYRt0R0qGfh9BY/P7BLLjjZ4EBFp4+BVyaUbvJ3t2yWk8D5RBu8eK/xPW A4zRRCGGAbAMWHSXVio54giJ2JgEbSx4Ta+qYazh5gJLbrPVZ8e6FZ3rrSgpfMYPUSoMBDmczHeak 8lPm4RHQPYBu+bdV7jbLwVTV+A457A/qKkUAYtmq434Lv7I6iUntl/NRcs+05J3rwFzgYyl2xR+Jw vnP2WAzh46hkCO9bjnwQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vDeGg-0000000FRpf-0Gse; Tue, 28 Oct 2025 07:37:22 +0000 Received: from smtpout-02.galae.net ([185.246.84.56]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vDeFt-0000000FQql-19Ig for linux-mtd@lists.infradead.org; Tue, 28 Oct 2025 07:36:39 +0000 Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id 5F5091A16F6; Tue, 28 Oct 2025 07:36:31 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 34F5C606AB; Tue, 28 Oct 2025 07:36:31 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 848B7102F2511; Tue, 28 Oct 2025 08:36:28 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1761636990; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=7Hbgp8bd/DeeOTuugPgZrEt/sqnKL0G9WqhIRxBy9gs=; b=pwm5w9qBLnOQqhM0uXGJP49ujZ0+/phFyHsLoukSxchAoAEfQHXh9LprjNuAwJaOtDE9IR Ga2g7+2k3wvXAn1wgMKmo0qanzGaGQ2xj7sFEvREytD4N9EKn0oqDgFsN8of+WA35xQLBr g1G/pEMJgaIPqz/TQu2F5i5A9QLiyGuQJnDPLL8ygFPTS5p/7JDb6T83ia0HtqhzTarDge MwcSZfHjGOMBwm8CsCxbZsGUebu6xmRH/nBgILxFVxesa0qCz/xn5aTY4t+HUOFWDDBwQ5 WkkUh7H2XulC8R4iBRyTD5hniLVzkso/gSUp0kl1vRVrG6IMkVJPKrLvN6EtrA== From: Richard Genoud To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Wentao Liang , Johan Hovold , Maxime Ripard , Thomas Petazzoni , linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Richard Genoud Subject: [PATCH v4 14/16] mtd: rawnand: sunxi: introduce sram_size in sunxi_nfc_caps Date: Tue, 28 Oct 2025 08:35:07 +0100 Message-ID: <20251028073534.526992-15-richard.genoud@bootlin.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251028073534.526992-1-richard.genoud@bootlin.com> References: <20251028073534.526992-1-richard.genoud@bootlin.com> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251028_003633_559056_D790A4D9 X-CRM114-Status: GOOD ( 12.68 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org The H6/H616 the SRAM is bigger than the A10/A23 one, so move its size into sunxi_nfc_caps. No functional change Signed-off-by: Richard Genoud --- drivers/mtd/nand/raw/sunxi_nand.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c index 0a9ac75bb229..5e030fc2fde5 100644 --- a/drivers/mtd/nand/raw/sunxi_nand.c +++ b/drivers/mtd/nand/raw/sunxi_nand.c @@ -167,8 +167,6 @@ #define NFC_DEFAULT_TIMEOUT_MS 1000 -#define NFC_SRAM_SIZE 1024 - #define NFC_MAX_CS 7 /* @@ -251,6 +249,7 @@ static inline struct sunxi_nand_chip *to_sunxi_nand(struct nand_chip *nand) * @dma_maxburst: DMA maxburst * @ecc_strengths: Available ECC strengths array * @nstrengths: Size of @ecc_strengths + * @sram_size: Size of the NAND controller SRAM */ struct sunxi_nfc_caps { bool has_mdma; @@ -269,6 +268,7 @@ struct sunxi_nfc_caps { unsigned int dma_maxburst; const u8 *ecc_strengths; unsigned int nstrengths; + int sram_size; }; /** @@ -506,7 +506,7 @@ static void sunxi_nfc_read_buf(struct nand_chip *nand, uint8_t *buf, int len) while (len > offs) { bool poll = false; - cnt = min(len - offs, NFC_SRAM_SIZE); + cnt = min(len - offs, nfc->caps->sram_size); ret = sunxi_nfc_wait_cmd_fifo_empty(nfc); if (ret) @@ -544,7 +544,7 @@ static void sunxi_nfc_write_buf(struct nand_chip *nand, const uint8_t *buf, while (len > offs) { bool poll = false; - cnt = min(len - offs, NFC_SRAM_SIZE); + cnt = min(len - offs, nfc->caps->sram_size); ret = sunxi_nfc_wait_cmd_fifo_empty(nfc); if (ret) @@ -1871,7 +1871,7 @@ static int sunxi_nfc_exec_subop(struct nand_chip *nand, case NAND_OP_DATA_OUT_INSTR: start = nand_subop_get_data_start_off(subop, i); remaining = nand_subop_get_data_len(subop, i); - cnt = min_t(u32, remaining, NFC_SRAM_SIZE); + cnt = min_t(u32, remaining, nfc->caps->sram_size); cmd |= NFC_DATA_TRANS | NFC_DATA_SWAP_METHOD; if (instr->type == NAND_OP_DATA_OUT_INSTR) { @@ -2252,6 +2252,7 @@ static const struct sunxi_nfc_caps sunxi_nfc_a10_caps = { .dma_maxburst = 4, .ecc_strengths = sunxi_ecc_strengths_a10, .nstrengths = ARRAY_SIZE(sunxi_ecc_strengths_a10), + .sram_size = 1024, }; static const struct sunxi_nfc_caps sunxi_nfc_a23_caps = { @@ -2271,6 +2272,7 @@ static const struct sunxi_nfc_caps sunxi_nfc_a23_caps = { .dma_maxburst = 8, .ecc_strengths = sunxi_ecc_strengths_a10, .nstrengths = ARRAY_SIZE(sunxi_ecc_strengths_a10), + .sram_size = 1024, }; static const struct of_device_id sunxi_nfc_ids[] = { -- 2.47.3 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/