From patchwork Thu Aug 19 15:40:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 500856 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 4AF95C4320E for ; Thu, 19 Aug 2021 15:40:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B4C860C41 for ; Thu, 19 Aug 2021 15:40:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240487AbhHSPlS (ORCPT ); Thu, 19 Aug 2021 11:41:18 -0400 Received: from paleale.coelho.fi ([176.9.41.70]:56896 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S240526AbhHSPlR (ORCPT ); Thu, 19 Aug 2021 11:41:17 -0400 Received: from 91-156-6-193.elisa-laajakaista.fi ([91.156.6.193] helo=kveik.lan) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1mGk9m-002Hje-8C; Thu, 19 Aug 2021 18:40:40 +0300 From: Luca Coelho To: kvalo@codeaurora.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Thu, 19 Aug 2021 18:40:26 +0300 Message-Id: X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210819154035.72584-1-luca@coelho.fi> References: <20210819154035.72584-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 02/11] iwlwifi: acpi: fill in WGDS table with defaults Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Luca Coelho The tables we store are the larger of all the revisions, so we need to fill in the values that we don't get from ACPI when using older revisions. Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/fw/acpi.c | 42 ++++++++++++++------ 1 file changed, 29 insertions(+), 13 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index de1e9271dcd2..37da836a8c08 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -745,20 +745,18 @@ int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) read_table: fwrt->geo_rev = tbl_rev; for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) { - for (j = 0; j < num_bands; j++) { + for (j = 0; j < ACPI_GEO_NUM_BANDS_REV2; j++) { union acpi_object *entry; - entry = &wifi_pkg->package.elements[idx++]; - if (entry->type != ACPI_TYPE_INTEGER || - entry->integer.value > U8_MAX) { - ret = -EINVAL; - goto out_free; - } - - fwrt->geo_profiles[i].bands[j].max = - entry->integer.value; - - for (k = 0; k < ACPI_GEO_NUM_CHAINS; k++) { + /* + * num_bands is either 2 or 3, if it's only 2 then + * fill the third band (6 GHz) with the values from + * 5 GHz (second band) + */ + if (j >= num_bands) { + fwrt->geo_profiles[i].bands[j].max = + fwrt->geo_profiles[i].bands[1].max; + } else { entry = &wifi_pkg->package.elements[idx++]; if (entry->type != ACPI_TYPE_INTEGER || entry->integer.value > U8_MAX) { @@ -766,9 +764,27 @@ int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) goto out_free; } - fwrt->geo_profiles[i].bands[j].chains[k] = + fwrt->geo_profiles[i].bands[j].max = entry->integer.value; } + + for (k = 0; k < ACPI_GEO_NUM_CHAINS; k++) { + /* same here as above */ + if (j >= num_bands) { + fwrt->geo_profiles[i].bands[j].chains[k] = + fwrt->geo_profiles[i].bands[1].chains[k]; + } else { + entry = &wifi_pkg->package.elements[idx++]; + if (entry->type != ACPI_TYPE_INTEGER || + entry->integer.value > U8_MAX) { + ret = -EINVAL; + goto out_free; + } + + fwrt->geo_profiles[i].bands[j].chains[k] = + entry->integer.value; + } + } } }