From patchwork Fri May 26 00:04:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fred Treven X-Patchwork-Id: 13255789 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 4887FC7EE33 for ; Fri, 26 May 2023 00:05:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241914AbjEZAE6 (ORCPT ); Thu, 25 May 2023 20:04:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35546 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241505AbjEZAEp (ORCPT ); Thu, 25 May 2023 20:04:45 -0400 Received: from mx0b-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB8C818D; Thu, 25 May 2023 17:04:43 -0700 (PDT) Received: from pps.filterd (m0077473.ppops.net [127.0.0.1]) by mx0a-001ae601.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 34Q022ET008327; 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Thu, 25 May 2023 19:04:37 -0500 Received: from ftrev.crystal.cirrus.com (141.131.38.212) by anon-ausex02.ad.cirrus.com (141.131.37.96) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 25 May 2023 19:04:37 -0500 From: Fred Treven To: Fred Treven , Ben Bright , James Ogletree , Dmitry Torokhov , Rob Herring , "Krzysztof Kozlowski" , Simon Trimmer , Charles Keepax , Richard Fitzgerald , , , , CC: Subject: [PATCH 4/5] Input: cs40l26 - Load multiple coefficient files Date: Thu, 25 May 2023 19:04:30 -0500 Message-ID: <1685059471-9598-4-git-send-email-fred.treven@cirrus.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1685059471-9598-1-git-send-email-fred.treven@cirrus.com> References: <1685059471-9598-1-git-send-email-fred.treven@cirrus.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: APuPk_ZlDwXpaWZO-yGuwjQpupwxuAA4 X-Proofpoint-GUID: APuPk_ZlDwXpaWZO-yGuwjQpupwxuAA4 X-Proofpoint-Spam-Reason: orgsafe Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Enable the driver to load all necessary coefficient tuning files: cs40l26.bin (wavetable) cs40l26-svc.bin (Sensorless Velocity Control) cs40l26-dvl.bin (Dynamic Voltage Limiter) Signed-off-by: Fred Treven --- drivers/input/misc/cs40l26.c | 31 +++++++++++++++++++++++-------- include/linux/input/cs40l26.h | 3 ++- 2 files changed, 25 insertions(+), 9 deletions(-) diff --git a/drivers/input/misc/cs40l26.c b/drivers/input/misc/cs40l26.c index 1959438dfe31..12c29cbd4ff0 100644 --- a/drivers/input/misc/cs40l26.c +++ b/drivers/input/misc/cs40l26.c @@ -2006,6 +2006,12 @@ static const struct cs_dsp_client_ops cs40l26_cs_dsp_client_ops = { .post_run = cs40l26_cs_dsp_post_run, }; +static struct cs_dsp_coeff_desc cs40l26_coeffs[] = { + { .coeff_firmware = NULL, .coeff_filename = "cs40l26.bin", .optional = false }, + { .coeff_firmware = NULL, .coeff_filename = "cs40l26-svc.bin", .optional = true }, + { .coeff_firmware = NULL, .coeff_filename = "cs40l26-dvl.bin", .optional = true }, +}; + static int cs40l26_cs_dsp_init(struct cs40l26_private *cs40l26) { int error; @@ -2035,14 +2041,16 @@ static int cs40l26_cs_dsp_init(struct cs40l26_private *cs40l26) static void cs40l26_dsp_start(struct cs40l26_private *cs40l26) { struct device *dev = cs40l26->dev; + int i; if (cs40l26_dsp_pre_config(cs40l26)) goto err_rls_fw; mutex_lock(&cs40l26->lock); - if (cs_dsp_power_up(&cs40l26->dsp, cs40l26->wmfw, "cs40l26.wmfw", - cs40l26->bin, "cs40l26.bin", "cs40l26")) + if (cs_dsp_power_up_multiple(&cs40l26->dsp, cs40l26->wmfw, "cs40l26.wmfw", + cs40l26_coeffs, CS40L26_NUM_COEFF_FILES, + "cs40l26")) goto err_mutex; if (cs40l26->dsp.fw_id != CS40L26_FW_ID) { @@ -2062,7 +2070,9 @@ static void cs40l26_dsp_start(struct cs40l26_private *cs40l26) mutex_unlock(&cs40l26->lock); err_rls_fw: - release_firmware(cs40l26->bin); + for (i = 0; i < CS40L26_NUM_COEFF_FILES; i++) + release_firmware(cs40l26_coeffs[i].coeff_firmware); + release_firmware(cs40l26->wmfw); cs40l26_pm_runtime_setup(cs40l26); @@ -2074,17 +2084,20 @@ static void cs40l26_coeff_upload(const struct firmware *bin, void *context) if (!bin) { dev_err(cs40l26->dev, "Failed to request coefficient file\n"); + cs40l26->ncoeffs++; return; } - cs40l26->bin = bin; + cs40l26_coeffs[cs40l26->ncoeffs++].coeff_firmware = bin; - cs40l26_dsp_start(cs40l26); + if (cs40l26->ncoeffs == CS40L26_NUM_COEFF_FILES) + cs40l26_dsp_start(cs40l26); } static void cs40l26_fw_upload(const struct firmware *wmfw, void *context) { struct cs40l26_private *cs40l26 = (struct cs40l26_private *)context; + int i; if (!wmfw) { dev_err(cs40l26->dev, "Failed to request firmware file\n"); @@ -2098,9 +2111,11 @@ static void cs40l26_fw_upload(const struct firmware *wmfw, void *context) cs40l26->wmfw = wmfw; - request_firmware_nowait(THIS_MODULE, FW_ACTION_UEVENT, - "cs40l26.bin", cs40l26->dev, GFP_KERNEL, - cs40l26, cs40l26_coeff_upload); + for (i = 0; i < CS40L26_NUM_COEFF_FILES; i++) + request_firmware_nowait(THIS_MODULE, FW_ACTION_UEVENT, + "cs40l26.bin", cs40l26->dev, + GFP_KERNEL, cs40l26, + cs40l26_coeff_upload); } static inline int cs40l26_worker_init(struct cs40l26_private *cs40l26) diff --git a/include/linux/input/cs40l26.h b/include/linux/input/cs40l26.h index bc0acec9cf23..2f74ef61b952 100644 --- a/include/linux/input/cs40l26.h +++ b/include/linux/input/cs40l26.h @@ -231,6 +231,7 @@ /* Firmware Handling */ #define CS40L26_FW_ID 0x1800D4 #define CS40L26_FW_ID_VERSION_MIN 0x070237 +#define CS40L26_NUM_COEFF_FILES 3 /* Algorithms */ #define CS40L26_BUZZGEN_ALGO_ID 0x0004F202 @@ -473,8 +474,8 @@ struct cs40l26_private { unsigned int vbst_uv; bool exploratory_mode_enabled; const struct firmware *wmfw; - const struct firmware *bin; bool dsp_initialized; + int ncoeffs; }; int cs40l26_probe(struct cs40l26_private *cs40l26);