From patchwork Fri May 26 00:04:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fred Treven X-Patchwork-Id: 686266 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 2868FC7EE2F for ; Fri, 26 May 2023 00:04:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241821AbjEZAEs (ORCPT ); Thu, 25 May 2023 20:04:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231691AbjEZAEp (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 E9638189; Thu, 25 May 2023 17:04:42 -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 34Q022ES008327; Thu, 25 May 2023 19:04:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=PODMain02222019; bh=YxsKnTKBrlut2Zf3TicIz3cmx/oQMiseL7SMTQy7c+U=; b=HMZepwgkJEUpBVWr4GwbUx6n5hL9RvcdV3TZgmUFp4SpqvTZvvhXVCloz2/KU53k2KyK p908KWAr0AU5JRHd+4O0yaxQfjquHyEq+i+FJQvt6UmXLfGUBLYCa1IslclVv9MlYjxc lzPxga/n1umPmylXmOVFK9n6+mU0itiyEJ+BNm+zcFhn/r7YBZ6KTC92zUsSZLu13/9W /nEI6sBO19fBLdUcqC/jVkEinTiYk1BRO8QUpzJ5mUDXXTorkfUQHxL9ewyK9xkdrGuZ qUcxCzSoyip8oALALizX9/P1Lx4hWLXHYsLU2RTMV+tWtEQ87PAwzZRQc29oBJHGX06d YA== Received: from ausex01.ad.cirrus.com ([141.131.3.19]) by mx0a-001ae601.pphosted.com (PPS) with ESMTPS id 3qsde8jhx5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 25 May 2023 19:04:37 -0500 Received: from ausex02.ad.cirrus.com (141.131.37.96) by ausex01.ad.cirrus.com (141.131.37.95) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 25 May 2023 19:04:36 -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 19:04:36 -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 3/5] firmware: cs_dsp: Add ability to loa multiple coefficient files Date: Thu, 25 May 2023 19:04:29 -0500 Message-ID: <1685059471-9598-3-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: JqwquFTYrX7szNWi9ORmnbKkzHeFFWlJ X-Proofpoint-GUID: JqwquFTYrX7szNWi9ORmnbKkzHeFFWlJ X-Proofpoint-Spam-Reason: orgsafe Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Add cs_dsp_power_up_multiple() which accepts an array of cs_dsp_coeff_desc firmware-filename pairs to load. This enables the user to load more than one tuning file along with the associated firmware. Change cs_dsp_power_up() to make use of the new function with a single coefficient file. Signed-off-by: Fred Treven --- drivers/firmware/cirrus/cs_dsp.c | 61 ++++++++++++++++++++++++++-------- include/linux/firmware/cirrus/cs_dsp.h | 20 +++++++++-- 2 files changed, 66 insertions(+), 15 deletions(-) diff --git a/drivers/firmware/cirrus/cs_dsp.c b/drivers/firmware/cirrus/cs_dsp.c index f558b390fbfe..3242095c1b13 100644 --- a/drivers/firmware/cirrus/cs_dsp.c +++ b/drivers/firmware/cirrus/cs_dsp.c @@ -2515,28 +2515,30 @@ static void cs_dsp_halo_stop_watchdog(struct cs_dsp *dsp) } /** - * cs_dsp_power_up() - Downloads firmware to the DSP - * @dsp: pointer to DSP structure + * cs_dsp_power_up_multiple() - Downloads firmware and multiple coefficient files to the DSP + * @dsp: pointer to the DSP structure * @wmfw_firmware: the firmware to be sent * @wmfw_filename: file name of firmware to be sent - * @coeff_firmware: the coefficient data to be sent - * @coeff_filename: file name of coefficient to data be sent + * @coeffs: coefficient data and filename pairs to be sent + * @num_coeffs: number of coefficient files to be sent * @fw_name: the user-friendly firmware name * * This function is used on ADSP2 and Halo DSP cores, it powers-up the DSP core * and downloads the firmware but does not start the firmware running. The * cs_dsp booted flag will be set once completed and if the core has a low-power * memory retention mode it will be put into this state after the firmware is - * downloaded. + * downloaded. Differs from cs_dsp_power_up() in that it allows for multiple + * coefficient files to be downloaded. * * Return: Zero for success, a negative number on error. + * + * */ -int cs_dsp_power_up(struct cs_dsp *dsp, - const struct firmware *wmfw_firmware, char *wmfw_filename, - const struct firmware *coeff_firmware, char *coeff_filename, - const char *fw_name) +int cs_dsp_power_up_multiple(struct cs_dsp *dsp, const struct firmware *wmfw_firmware, + char *wmfw_filename, struct cs_dsp_coeff_desc *coeffs, int num_coeffs, + const char *fw_name) { - int ret; + int i, ret; mutex_lock(&dsp->pwr_lock); @@ -2562,9 +2564,12 @@ int cs_dsp_power_up(struct cs_dsp *dsp, if (ret != 0) goto err_ena; - ret = cs_dsp_load_coeff(dsp, coeff_firmware, coeff_filename); - if (ret != 0) - goto err_ena; + for (i = 0; i < num_coeffs; i++) { + ret = cs_dsp_load_coeff(dsp, coeffs[i].coeff_firmware, + coeffs[i].coeff_filename); + if (ret != 0 && !coeffs[i].optional) + goto err_ena; + } /* Initialize caches for enabled and unset controls */ ret = cs_dsp_coeff_init_control_caches(dsp); @@ -2590,6 +2595,36 @@ int cs_dsp_power_up(struct cs_dsp *dsp, return ret; } +EXPORT_SYMBOL_NS_GPL(cs_dsp_power_up_multiple, FW_CS_DSP); + +/** + * cs_dsp_power_up() - Downloads firmware to the DSP + * @dsp: pointer to DSP structure + * @wmfw_firmware: the firmware to be sent + * @wmfw_filename: file name of firmware to be sent + * @coeff_firmware: the coefficient data to be sent + * @coeff_filename: file name of coefficient data to be sent + * @fw_name: the user-friendly firmware name + * + * This function is used on ADSP2 and Halo DSP cores, it powers-up the DSP core + * and downloads the firmware but does not start the firmware running. The + * cs_dsp booted flag will be set once completed and if the core has a low-power + * memory retention mode it will be put into this state after the firmware is + * downloaded. + * + * Return: Zero for success, a negative number on error. + */ +int cs_dsp_power_up(struct cs_dsp *dsp, const struct firmware *wmfw_firmware, char *wmfw_filename, + const struct firmware *coeff_firmware, char *coeff_filename, const char *fw_name) +{ + struct cs_dsp_coeff_desc coeff_desc; + + coeff_desc.coeff_firmware = coeff_firmware; + coeff_desc.coeff_filename = coeff_filename; + coeff_desc.optional = false; + + return cs_dsp_power_up_multiple(dsp, wmfw_firmware, wmfw_filename, &coeff_desc, 1, fw_name); +} EXPORT_SYMBOL_NS_GPL(cs_dsp_power_up, FW_CS_DSP); /** diff --git a/include/linux/firmware/cirrus/cs_dsp.h b/include/linux/firmware/cirrus/cs_dsp.h index cad828e21c72..1fda4104140c 100644 --- a/include/linux/firmware/cirrus/cs_dsp.h +++ b/include/linux/firmware/cirrus/cs_dsp.h @@ -43,6 +43,18 @@ #define CS_DSP_ACKED_CTL_MAX_VALUE 0xFFFFFF /** + * struct cs_dsp_coeff_desc - Describes a coeff. file + filename pair + * @coeff_firmware: Firmware struct to populate with coeff. data + * @coeff_filename: File from which coeff. data is loaded + * @optional: Designates whether or not to error out if file fails to load + */ +struct cs_dsp_coeff_desc { + const struct firmware *coeff_firmware; + char *coeff_filename; + bool optional; +}; + +/** * struct cs_dsp_region - Describes a logical memory region in DSP address space * @type: Memory region type * @base: Address of region @@ -217,10 +229,14 @@ int cs_dsp_adsp1_power_up(struct cs_dsp *dsp, const struct firmware *coeff_firmware, char *coeff_filename, const char *fw_name); void cs_dsp_adsp1_power_down(struct cs_dsp *dsp); -int cs_dsp_power_up(struct cs_dsp *dsp, +int cs_dsp_power_up_multiple(struct cs_dsp *dsp, const struct firmware *wmfw_firmware, char *wmfw_filename, - const struct firmware *coeff_firmware, char *coeff_filename, + struct cs_dsp_coeff_desc *coeffs, int num_coeffs, const char *fw_name); +int cs_dsp_power_up(struct cs_dsp *dsp, + const struct firmware *wmfw_firmware, char *wmfw_filename, + const struct firmware *coeff_firmware, char *coeff_filename, + const char *fw_name); void cs_dsp_power_down(struct cs_dsp *dsp); int cs_dsp_run(struct cs_dsp *dsp); void cs_dsp_stop(struct cs_dsp *dsp);