From patchwork Mon Apr 5 15:50:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugen Hristev X-Patchwork-Id: 415425 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2EE68C433B4 for ; Mon, 5 Apr 2021 15:55:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 05E3B613BD for ; Mon, 5 Apr 2021 15:55:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236151AbhDEPzM (ORCPT ); Mon, 5 Apr 2021 11:55:12 -0400 Received: from esa.microchip.iphmx.com ([68.232.154.123]:41670 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235800AbhDEPzM (ORCPT ); Mon, 5 Apr 2021 11:55:12 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1617638105; x=1649174105; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=CQkb4IExAKDrVuv3iiDWRy50ZELyNRT/536nsdhHPZM=; b=ECZa/Pyzalk81hi9l2j/kDseq88aYvXco/1CVXHSxprReWDef8D5QpZ2 8l6xO6u2nX+/seCBwue7jabVRFD1uFSf7dg9EvdGtyyGqzsW5dWdBqUa6 5SktIC4KASmdkZwp7kJ/sPHq3KZHLzSeXTtHnV5bQYCn2BfQKad91Tqrc OfBfGzIRuiQsfojQs6AGFR8pIiUy/yYgxiHrbqZ/tCbDCa45Eypi/OE6U dIbJhpSWa3t9nQ6v/npznwBjEuQLGnFguE3sI97tNQJOfMgvCyvtx7Flx WvWzw7ixYfyvX9X7t5SeRdX+tGn8mnAwbkCt2jePPVmZl86tNQG8odtCa g==; IronPort-SDR: 8eISSk471XhK4Jo6ZgVbBXFGNxIh0NmCGOhAWMwBuutne8T0ymkts+XP9Vp8sTR/GyqMjm+16L w36ovq/wxXnmkc795DCvR7cqWNtsMoeqBP+RgPG8Az5HJGpOE+q7D2s1LNCkwS0/0TSx/OoxWL /QFh+80+TLXR30XNO2+Lwp2QfpUTD1+H7SxtjL4oWKQKbofr9ZyWMsmMGUhcJxGTs7UiGQfP5A wXbWHhOis4JSK76Bhm+f6rB5mOowVl/3USkoEQ8Q1ZB+FWavqtIt+HemPI0+zXpczmL3lOugnz g6g= X-IronPort-AV: E=Sophos;i="5.81,307,1610434800"; d="scan'208";a="50026658" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa6.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 05 Apr 2021 08:55:05 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Mon, 5 Apr 2021 08:54:53 -0700 Received: from ROB-ULT-M18282.microchip.com (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Mon, 5 Apr 2021 08:54:42 -0700 From: Eugen Hristev To: , CC: , , Eugen Hristev Subject: [PATCH v2 14/30] media: atmel: atmel-isc: add DMA to register offsets Date: Mon, 5 Apr 2021 18:50:49 +0300 Message-ID: <20210405155105.162529-15-eugen.hristev@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210405155105.162529-1-eugen.hristev@microchip.com> References: <20210405155105.162529-1-eugen.hristev@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add dma to the reg offsets struct. This will allow different products to have a different reg offset for this particular module. Signed-off-by: Eugen Hristev --- drivers/media/platform/atmel/atmel-isc-base.c | 19 ++++++++++++------- drivers/media/platform/atmel/atmel-isc-regs.h | 3 +++ drivers/media/platform/atmel/atmel-isc.h | 2 ++ .../media/platform/atmel/atmel-sama5d2-isc.c | 1 + 4 files changed, 18 insertions(+), 7 deletions(-) diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c index aa7a9a7ca0e6..11121943d2cb 100644 --- a/drivers/media/platform/atmel/atmel-isc-base.c +++ b/drivers/media/platform/atmel/atmel-isc-base.c @@ -593,16 +593,20 @@ static void isc_start_dma(struct isc_device *isc) ISC_PFE_CFG0_COLEN | ISC_PFE_CFG0_ROWEN); addr0 = vb2_dma_contig_plane_dma_addr(&isc->cur_frm->vb.vb2_buf, 0); - regmap_write(regmap, ISC_DAD0, addr0); + regmap_write(regmap, ISC_DAD0 + isc->offsets.dma, addr0); switch (isc->config.fourcc) { case V4L2_PIX_FMT_YUV420: - regmap_write(regmap, ISC_DAD1, addr0 + (sizeimage * 2) / 3); - regmap_write(regmap, ISC_DAD2, addr0 + (sizeimage * 5) / 6); + regmap_write(regmap, ISC_DAD1 + isc->offsets.dma, + addr0 + (sizeimage * 2) / 3); + regmap_write(regmap, ISC_DAD2 + isc->offsets.dma, + addr0 + (sizeimage * 5) / 6); break; case V4L2_PIX_FMT_YUV422P: - regmap_write(regmap, ISC_DAD1, addr0 + sizeimage / 2); - regmap_write(regmap, ISC_DAD2, addr0 + (sizeimage * 3) / 4); + regmap_write(regmap, ISC_DAD1 + isc->offsets.dma, + addr0 + sizeimage / 2); + regmap_write(regmap, ISC_DAD2 + isc->offsets.dma, + addr0 + (sizeimage * 3) / 4); break; default: break; @@ -610,7 +614,8 @@ static void isc_start_dma(struct isc_device *isc) dctrl_dview = isc->config.dctrl_dview; - regmap_write(regmap, ISC_DCTRL, dctrl_dview | ISC_DCTRL_IE_IS); + regmap_write(regmap, ISC_DCTRL + isc->offsets.dma, + dctrl_dview | ISC_DCTRL_IE_IS); spin_lock(&isc->awb_lock); regmap_write(regmap, ISC_CTRLEN, ISC_CTRL_CAPTURE); spin_unlock(&isc->awb_lock); @@ -723,7 +728,7 @@ static int isc_configure(struct isc_device *isc) regmap_update_bits(regmap, ISC_RLP_CFG + isc->offsets.rlp, ISC_RLP_CFG_MODE_MASK, rlp_mode); - regmap_write(regmap, ISC_DCFG, dcfg); + regmap_write(regmap, ISC_DCFG + isc->offsets.dma, dcfg); /* Set the pipeline */ isc_set_pipeline(isc, pipeline); diff --git a/drivers/media/platform/atmel/atmel-isc-regs.h b/drivers/media/platform/atmel/atmel-isc-regs.h index 0ab280ab59ec..4940998c82a2 100644 --- a/drivers/media/platform/atmel/atmel-isc-regs.h +++ b/drivers/media/platform/atmel/atmel-isc-regs.h @@ -247,6 +247,9 @@ #define ISC_HIS_CFG_RAR BIT(8) +/* Offset for DMA register specific to sama5d2 product */ +#define ISC_SAMA5D2_DMA_OFFSET 0 + /* DMA Configuration Register */ #define ISC_DCFG 0x000003e0 #define ISC_DCFG_IMODE_PACKED8 0x0 diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h index 652285dc9f52..52a9199d65ee 100644 --- a/drivers/media/platform/atmel/atmel-isc.h +++ b/drivers/media/platform/atmel/atmel-isc.h @@ -152,6 +152,7 @@ struct isc_ctrls { * @sub420: Offset for the SUB420 register * @rlp: Offset for the RLP register * @his: Offset for the HIS related registers + * @dma: Offset for the DMA related registers */ struct isc_reg_offsets { u32 csc; @@ -160,6 +161,7 @@ struct isc_reg_offsets { u32 sub420; u32 rlp; u32 his; + u32 dma; }; /* diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c index 914de4ed63f3..12f56a71db40 100644 --- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c +++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c @@ -239,6 +239,7 @@ static int atmel_isc_probe(struct platform_device *pdev) isc->offsets.sub420 = ISC_SAMA5D2_SUB420_OFFSET; isc->offsets.rlp = ISC_SAMA5D2_RLP_OFFSET; isc->offsets.his = ISC_SAMA5D2_HIS_OFFSET; + isc->offsets.dma = ISC_SAMA5D2_DMA_OFFSET; /* sama5d2-isc - 8 bits per beat */ isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8;