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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DAD4CC433EF for ; Wed, 20 Apr 2022 21:11:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1382450AbiDTVOZ (ORCPT ); Wed, 20 Apr 2022 17:14:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52718 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1382419AbiDTVOY (ORCPT ); Wed, 20 Apr 2022 17:14:24 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 191FB483BC; Wed, 20 Apr 2022 14:11:27 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id z6-20020a17090a398600b001cb9fca3210so3254489pjb.1; Wed, 20 Apr 2022 14:11:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=br/mJIWvQycGaMYcFjzbZMt2KUCcKABdWBb1GxUivVQ=; b=SlfiELn3nd18umI6Db6JIdi1tHtLYQszGc3BnHDxYkPMQi7kwtBNf7lYn1e0/heeT/ Pa4sjXZCqdHfg0F7vPXFiebjPzJEMeB1rsX7V1/IVsF+Ftwje3CdXhxJW4oi7pO9C0MW KsnvHnGoD8ZV8uJNxvsffYtzXs0gniOPPWIs3Xwh4bNSMjJHTUDGmr5DJnNi1AYltJSF EXniVOHH2FWLzIjRcsUJzzNW431F0aTEIciRd2sJvEi0ZjekJfRSOMlawXGOUrmDOnDs X1/Qu/5FaROzkUKDeqgpIaOP/w6fc/WvjaP+he+i2EjHRM478gbKSTpPUmXxtMJ7+4N6 Jhgw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=br/mJIWvQycGaMYcFjzbZMt2KUCcKABdWBb1GxUivVQ=; b=mSCgG/wfffIN7KrAgd0+0fE+PLktJzf9fEewC+k6gVRYW7xG+9o9OHbIK4eb4bD79G Abwzj/y+XZwBZ4GvQOToI+aXzy7LmJlkWzhFiBMWjjWc/Lh8Vc6BLfSadoxrfhoNze3Q FBQDL69wDiXQ28wydLO8Eq4XFmw9qf4v5GxSzCdwSHyApWSwy4S0+SjPnKwOFaRRvBRE ROCRfvYqdmbfbKPNvRZLNK2ikZK3w/65rBMyRG/GujUx0mn+lKFmHUtatt/Uc9dIlYdD yJmyzkPBbLW7RAS8Zm2utgctBy2fQTKT534fsmjG/tI0SpqkEjRvS6kP8YDAQTH9542Y GqlQ== X-Gm-Message-State: AOAM531tnJpAmgdywyOu7frbmjA5lTk9PVaqVc6W9xuRkEHTdW4ECkGg glLB7E/z3YrBHShNvqCPqH0rfxWfH5Q= X-Google-Smtp-Source: ABdhPJxVayMEedPoG5tEg+a0LzNW0Ew1TEiv3qCjfZrSSfbqtfxaA87lQAqAccWC2XoPn+U3/wHCwg== X-Received: by 2002:a17:903:11d0:b0:155:c240:a2c0 with SMTP id q16-20020a17090311d000b00155c240a2c0mr22251166plh.143.1650489086410; Wed, 20 Apr 2022 14:11:26 -0700 (PDT) Received: from localhost.localdomain ([27.7.104.83]) by smtp.gmail.com with ESMTPSA id v13-20020a17090a00cd00b001cd4989fee4sm106652pjd.48.2022.04.20.14.11.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Apr 2022 14:11:26 -0700 (PDT) From: Jagath Jog J To: dan@dlrobertson.com, jic23@kernel.org, andy.shevchenko@gmail.com Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 8/9] iio: accel: bma400: Add debugfs register access support Date: Thu, 21 Apr 2022 02:41:04 +0530 Message-Id: <20220420211105.14654-9-jagathjog1996@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220420211105.14654-1-jagathjog1996@gmail.com> References: <20220420211105.14654-1-jagathjog1996@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Add support to read/write byte from/to bma400 device from the userspace using debugfs interface. Signed-off-by: Jagath Jog J --- drivers/iio/accel/bma400_core.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/iio/accel/bma400_core.c b/drivers/iio/accel/bma400_core.c index 073fff7d64a3..5b1b28972ef9 100644 --- a/drivers/iio/accel/bma400_core.c +++ b/drivers/iio/accel/bma400_core.c @@ -1030,6 +1030,19 @@ static int bma400_write_event_config(struct iio_dev *indio_dev, } } +static int bma400_debugfs_reg_access(struct iio_dev *indio_dev, + unsigned int reg, + unsigned int writeval, + unsigned int *readval) +{ + struct bma400_data *data = iio_priv(indio_dev); + + if (readval) + return regmap_read(data->regmap, reg, readval); + else + return regmap_write(data->regmap, reg, writeval); +} + static int bma400_data_rdy_trigger_set_state(struct iio_trigger *trig, bool state) { @@ -1060,6 +1073,7 @@ static const struct iio_info bma400_info = { .write_raw_get_fmt = bma400_write_raw_get_fmt, .read_event_config = bma400_read_event_config, .write_event_config = bma400_write_event_config, + .debugfs_reg_access = bma400_debugfs_reg_access, }; static const struct iio_trigger_ops bma400_trigger_ops = { -- 2.17.1