From patchwork Tue Apr 13 10:57:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugen Hristev X-Patchwork-Id: 420476 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 C7CCCC433ED for ; Tue, 13 Apr 2021 11:01:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9C56D613B7 for ; Tue, 13 Apr 2021 11:01:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344588AbhDMLCE (ORCPT ); Tue, 13 Apr 2021 07:02:04 -0400 Received: from esa.microchip.iphmx.com ([68.232.154.123]:24143 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237179AbhDMLCA (ORCPT ); Tue, 13 Apr 2021 07:02:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1618311701; x=1649847701; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=IjwwsfWIFfu1/WxNs+R8zM4RbxLyNRO41R0zgIG+Y24=; b=lLIUUSoGR89CK/FF4qFMgNJ+E73FE4hgvMXhW13s8uRzyHCkxkUvxYpE rgv8HOjck145zceDbHa7d+ZEjzcPF/AylNBZ248+uwJ0ln2RSAQadZZvY B94/x+JKyFa+EptzkUNGSrEIhe9qLz5lJObYsYwS3x6/wD96vH+I1BdB+ lrIaB+hdPSCE/6PqtByDwI8RVLaADay33vOu3zoX1/eTkgjXofW6NzZbT yOB3joo5YB0DahYZTlcqCTCIUs381K2TBMHGl0rbQ4Ln/S5TsA2/Z7NWc +m2SrHqb6tYvpa3TThRWyDEGoQAFs1LNNJ/b2x9MiMQjmY+r19w3vJX/E Q==; IronPort-SDR: SxbILWK/GibK2LXowBbp/oMFfeDzeAXBAPffLxflqhhtXj+4iySSAal4oRDm2pZKiVqUmbcwOA hWWWcoZ9z3CEz/oaMLGo4NcZ5Ynm+mVNCtSvARPQb1k6MdJTGdw+dtMVE8M5kZe5D4KGRLn0Yq 3EIvLZeXFFmJ2HQakMgUhWBG++N9IFOXr9cuMXz2E1lqBfnWKjOF74DrTQp1NmSuv4wNZo8u67 1r4CAiOzh2ChUL3EQFmrmOgjGr0ScjXH1mIuT3FQ4b5iTE8VlkRAkwSEbbA3KD6wi2WlAskv9X HJ0= X-IronPort-AV: E=Sophos;i="5.82,219,1613458800"; d="scan'208";a="110611908" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 13 Apr 2021 04:01:41 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 13 Apr 2021 04:01:21 -0700 Received: from ROB-ULT-M18282.microchip.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Tue, 13 Apr 2021 04:01:16 -0700 From: Eugen Hristev To: , , , CC: , , Eugen Hristev Subject: [PATCH v3 11/33] media: atmel: atmel-isc: add SUB422 and SUB420 to register offsets Date: Tue, 13 Apr 2021 13:57:09 +0300 Message-ID: <20210413105731.610028-12-eugen.hristev@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210413105731.610028-1-eugen.hristev@microchip.com> References: <20210413105731.610028-1-eugen.hristev@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The SUB submodules are a part of the atmel-isc pipeline, and stand for Subsampling. They are used to subsample the original YUV 4:4:4 pixel ratio aspect to either 4:2:2 or 4:2:0. Add sub420 and sub422 to the reg offsets struct. This will allow different products to have a different reg offset for these particular modules. Signed-off-by: Eugen Hristev --- Changes in v3: - add module explanation in commit message drivers/media/platform/atmel/atmel-isc-base.c | 4 ++-- drivers/media/platform/atmel/atmel-isc-regs.h | 4 ++++ drivers/media/platform/atmel/atmel-isc.h | 4 ++++ drivers/media/platform/atmel/atmel-sama5d2-isc.c | 2 ++ 4 files changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c index d4bf7fd5929f..b2067d75499b 100644 --- a/drivers/media/platform/atmel/atmel-isc-base.c +++ b/drivers/media/platform/atmel/atmel-isc-base.c @@ -2311,8 +2311,8 @@ int isc_pipeline_init(struct isc_device *isc) REG_FIELD(ISC_GAM_CTRL, 3, 3), REG_FIELD(ISC_CSC_CTRL + isc->offsets.csc, 0, 0), REG_FIELD(ISC_CBC_CTRL + isc->offsets.cbc, 0, 0), - REG_FIELD(ISC_SUB422_CTRL, 0, 0), - REG_FIELD(ISC_SUB420_CTRL, 0, 0), + REG_FIELD(ISC_SUB422_CTRL + isc->offsets.sub422, 0, 0), + REG_FIELD(ISC_SUB420_CTRL + isc->offsets.sub420, 0, 0), }; for (i = 0; i < ISC_PIPE_LINE_NODE_NUM; i++) { diff --git a/drivers/media/platform/atmel/atmel-isc-regs.h b/drivers/media/platform/atmel/atmel-isc-regs.h index a5e2fe01ba9f..04839def6ef6 100644 --- a/drivers/media/platform/atmel/atmel-isc-regs.h +++ b/drivers/media/platform/atmel/atmel-isc-regs.h @@ -194,9 +194,13 @@ #define ISC_CBC_CONTRAST 0x000003c0 #define ISC_CBC_CONTRAST_MASK GENMASK(11, 0) +/* Offset for SUB422 register specific to sama5d2 product */ +#define ISC_SAMA5D2_SUB422_OFFSET 0 /* Subsampling 4:4:4 to 4:2:2 Control Register */ #define ISC_SUB422_CTRL 0x000003c4 +/* Offset for SUB420 register specific to sama5d2 product */ +#define ISC_SAMA5D2_SUB420_OFFSET 0 /* Subsampling 4:2:2 to 4:2:0 Control Register */ #define ISC_SUB420_CTRL 0x000003cc diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h index b1fe93c93c61..fb7257872e7c 100644 --- a/drivers/media/platform/atmel/atmel-isc.h +++ b/drivers/media/platform/atmel/atmel-isc.h @@ -148,10 +148,14 @@ struct isc_ctrls { * struct isc_reg_offsets - ISC device register offsets * @csc: Offset for the CSC register * @cbc: Offset for the CBC register + * @sub422: Offset for the SUB422 register + * @sub420: Offset for the SUB420 register */ struct isc_reg_offsets { u32 csc; u32 cbc; + u32 sub422; + u32 sub420; }; /* diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c index c3037244e01e..943793fbc791 100644 --- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c +++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c @@ -235,6 +235,8 @@ static int atmel_isc_probe(struct platform_device *pdev) isc->offsets.csc = ISC_SAMA5D2_CSC_OFFSET; isc->offsets.cbc = ISC_SAMA5D2_CBC_OFFSET; + isc->offsets.sub422 = ISC_SAMA5D2_SUB422_OFFSET; + isc->offsets.sub420 = ISC_SAMA5D2_SUB420_OFFSET; /* sama5d2-isc - 8 bits per beat */ isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8;