From patchwork Thu Mar 21 10:05:09 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jani Nikula X-Patchwork-Id: 13598586 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 63474C54E58 for ; Thu, 21 Mar 2024 10:05:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CAE3D10E559; Thu, 21 Mar 2024 10:05:26 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="MQXZdKGx"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8C26110E559; Thu, 21 Mar 2024 10:05:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1711015526; x=1742551526; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=tq/ztDxkSgHWfZX/z4AO5Rfw5PocoTpl5QY2Q5soC4A=; b=MQXZdKGx5aEx/zqWWgDXIb6Rbxb7Q6mvvLDCZ2qSZCGIyLql448W13lE aOIztCterbEjvoffwg/kU6W7h+Qf4Os3zVD5t+N+q5U5hcDnF766EpfUl dk1PO/sfgG3z8C9bzcku41VxMNdy2CcGl6XibfmaiUDDnSzXqngUZdXg3 6Vu6XKfnwIXYEBHGiB8xdzdaHEhgXC6JpFzM2zNxCzAuAjgQ6kYtBDcLm dMyEiVLdrH8m197+3R+SSV0H8Ncus0qlpIw156hTNpb16Az9YDCzI66F6 enFyLrPiRsl1tC2U3G5AInH91aWm99bycH3QMP13fkrmPj5FgSA5HRG4T w==; X-IronPort-AV: E=McAfee;i="6600,9927,11019"; a="5824243" X-IronPort-AV: E=Sophos;i="6.07,142,1708416000"; d="scan'208";a="5824243" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2024 03:05:23 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,142,1708416000"; d="scan'208";a="19179995" Received: from amaslenx-mobl.ger.corp.intel.com (HELO localhost) ([10.252.54.141]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2024 03:05:21 -0700 From: Jani Nikula To: dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org, jani.nikula@intel.com Subject: [PATCH 1/4] drm/edid: add drm_edid_get_product_id() Date: Thu, 21 Mar 2024 12:05:09 +0200 Message-Id: X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Add a struct drm_edid based function to get the vendor and product ID from an EDID. Add a separate struct for defining this part of the EDID, with defined byte order for product code and serial number. Signed-off-by: Jani Nikula --- drivers/gpu/drm/drm_edid.c | 15 +++++++++++++++ include/drm/drm_edid.h | 25 ++++++++++++++++++++----- 2 files changed, 35 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index ea77577a3786..626a0e24e66a 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -2756,6 +2756,21 @@ const struct drm_edid *drm_edid_read(struct drm_connector *connector) } EXPORT_SYMBOL(drm_edid_read); +/** + * drm_edid_get_product_id - Get the vendor and product identification + * @drm_edid: EDID + * @id: Where to place the product id + */ +void drm_edid_get_product_id(const struct drm_edid *drm_edid, + struct drm_edid_product_id *id) +{ + if (drm_edid && drm_edid->edid && drm_edid->size >= EDID_LENGTH) + memcpy(id, &drm_edid->edid->product_id, sizeof(*id)); + else + memset(id, 0, sizeof(*id)); +} +EXPORT_SYMBOL(drm_edid_get_product_id); + /** * drm_edid_get_panel_id - Get a panel's ID from EDID * @drm_edid: EDID that contains panel ID. diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index 6f65bbf655a1..7911a2f8a672 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -272,14 +272,27 @@ struct detailed_timing { #define DRM_EDID_DSC_MAX_SLICES 0xf #define DRM_EDID_DSC_TOTAL_CHUNK_KBYTES 0x3f +struct drm_edid_product_id { + u8 manufacturer_name[2]; + __le16 product_code; + __le32 serial_number; + u8 week_of_manufacture; + u8 year_of_manufacture; +} __packed; + struct edid { u8 header[8]; /* Vendor & product info */ - u8 mfg_id[2]; - u8 prod_code[2]; - u32 serial; /* FIXME: byte order */ - u8 mfg_week; - u8 mfg_year; + union { + struct drm_edid_product_id product_id; + struct { + u8 mfg_id[2]; + u8 prod_code[2]; + u32 serial; /* FIXME: byte order */ + u8 mfg_week; + u8 mfg_year; + } __packed; + } __packed; /* EDID version */ u8 version; u8 revision; @@ -466,6 +479,8 @@ int drm_edid_connector_update(struct drm_connector *connector, const struct drm_edid *edid); int drm_edid_connector_add_modes(struct drm_connector *connector); bool drm_edid_is_digital(const struct drm_edid *drm_edid); +void drm_edid_get_product_id(const struct drm_edid *drm_edid, + struct drm_edid_product_id *id); const u8 *drm_find_edid_extension(const struct drm_edid *drm_edid, int ext_id, int *ext_index); From patchwork Thu Mar 21 10:05:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jani Nikula X-Patchwork-Id: 13598588 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E92EAC54E58 for ; Thu, 21 Mar 2024 10:05:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BC81D10E572; Thu, 21 Mar 2024 10:05:32 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Q7SisD+b"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id 67E4B10E572; Thu, 21 Mar 2024 10:05:31 +0000 (UTC) DKIM-Signature: v=1; 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21 Mar 2024 03:05:25 -0700 From: Jani Nikula To: dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org, jani.nikula@intel.com Subject: [PATCH 2/4] drm/edid: add drm_edid_print_product_id() Date: Thu, 21 Mar 2024 12:05:10 +0200 Message-Id: X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Add a function to print a decoded EDID vendor and product id to a drm printer, optinally with the raw data. Signed-off-by: Jani Nikula --- drivers/gpu/drm/drm_edid.c | 35 +++++++++++++++++++++++++++++++++++ include/drm/drm_edid.h | 3 +++ 2 files changed, 38 insertions(+) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 626a0e24e66a..198986f0eb8b 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -29,6 +29,7 @@ */ #include +#include #include #include #include @@ -2771,6 +2772,40 @@ void drm_edid_get_product_id(const struct drm_edid *drm_edid, } EXPORT_SYMBOL(drm_edid_get_product_id); +/** + * drm_edid_print_product_id - Print decoded product id to printer + * @p: drm printer + * @id: EDID product id + * @raw: If true, also print the raw hex + */ +void drm_edid_print_product_id(struct drm_printer *p, + const struct drm_edid_product_id *id, bool raw) +{ + u16 mfg_id = id->manufacturer_name[0] << 8 | id->manufacturer_name[1]; + char *date; + char vend[4]; + + drm_edid_decode_mfg_id(mfg_id, vend); + + if (id->week_of_manufacture == 0xff) + date = kasprintf(GFP_KERNEL, "model year: %d", + id->year_of_manufacture + 1990); + else + date = kasprintf(GFP_KERNEL, "week: %d, year of manufacture: %d", + id->week_of_manufacture, + id->year_of_manufacture + 1990); + + drm_printf(p, "manufacturer name: %s, product code: %u, serial number: %u, %s\n", + vend, le16_to_cpu(id->product_code), + le32_to_cpu(id->serial_number), date ?: ""); + + if (raw) + drm_printf(p, "raw product id: %*ph\n", (int)sizeof(*id), id); + + kfree(date); +} +EXPORT_SYMBOL(drm_edid_print_product_id); + /** * drm_edid_get_panel_id - Get a panel's ID from EDID * @drm_edid: EDID that contains panel ID. diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index 7911a2f8a672..c763ba1a0bbd 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -30,6 +30,7 @@ struct drm_connector; struct drm_device; struct drm_display_mode; struct drm_edid; +struct drm_printer; struct hdmi_avi_infoframe; struct hdmi_vendor_infoframe; struct i2c_adapter; @@ -481,6 +482,8 @@ int drm_edid_connector_add_modes(struct drm_connector *connector); bool drm_edid_is_digital(const struct drm_edid *drm_edid); void drm_edid_get_product_id(const struct drm_edid *drm_edid, struct drm_edid_product_id *id); +void drm_edid_print_product_id(struct drm_printer *p, + const struct drm_edid_product_id *id, bool raw); const u8 *drm_find_edid_extension(const struct drm_edid *drm_edid, int ext_id, int *ext_index); From patchwork Thu Mar 21 10:05:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jani Nikula X-Patchwork-Id: 13598589 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 76C44CD11DB for ; Thu, 21 Mar 2024 10:05:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C4EF010E579; 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X-IronPort-AV: E=McAfee;i="6600,9927,11019"; a="8945033" X-IronPort-AV: E=Sophos;i="6.07,142,1708416000"; d="scan'208";a="8945033" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2024 03:05:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,142,1708416000"; d="scan'208";a="19155172" Received: from amaslenx-mobl.ger.corp.intel.com (HELO localhost) ([10.252.54.141]) by orviesa004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2024 03:05:29 -0700 From: Jani Nikula To: dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org, jani.nikula@intel.com Subject: [PATCH 3/4] drm/i915/bios: switch to struct drm_edid and struct drm_edid_product_id Date: Thu, 21 Mar 2024 12:05:11 +0200 Message-Id: <0ea2df08465bfc63a0b4586ba7a50c7f8feda7af.1711015462.git.jani.nikula@intel.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To avoid accessing and parsing the raw EDID with drm_edid_raw(), switch to the struct drm_edid based function to extract product id, and use the drm printer function to debug log it. The underlying assumption is that struct drm_edid_product_id and struct lvds_pnp_id describe identical data, albeit with slightly different member definitions. Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 43 ++++++++++------------- 1 file changed, 18 insertions(+), 25 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index c7841b3eede8..5e111a8cce66 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -600,6 +600,9 @@ get_lvds_pnp_id(const struct bdb_lvds_lfp_data *data, const struct bdb_lvds_lfp_data_ptrs *ptrs, int index) { + /* These two are supposed to have the same layout in memory. */ + BUILD_BUG_ON(sizeof(struct lvds_pnp_id) != sizeof(struct drm_edid_product_id)); + return (const void *)data + ptrs->ptr[index].panel_pnp_id.offset; } @@ -613,19 +616,6 @@ get_lfp_data_tail(const struct bdb_lvds_lfp_data *data, return NULL; } -static void dump_pnp_id(struct drm_i915_private *i915, - const struct lvds_pnp_id *pnp_id, - const char *name) -{ - u16 mfg_name = be16_to_cpu((__force __be16)pnp_id->mfg_name); - char vend[4]; - - drm_dbg_kms(&i915->drm, "%s PNPID mfg: %s (0x%x), prod: %u, serial: %u, week: %d, year: %d\n", - name, drm_edid_decode_mfg_id(mfg_name, vend), - pnp_id->mfg_name, pnp_id->product_code, pnp_id->serial, - pnp_id->mfg_week, pnp_id->mfg_year + 1990); -} - static int opregion_get_panel_type(struct drm_i915_private *i915, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, bool use_fallback) @@ -664,21 +654,21 @@ static int pnpid_get_panel_type(struct drm_i915_private *i915, { const struct bdb_lvds_lfp_data *data; const struct bdb_lvds_lfp_data_ptrs *ptrs; - const struct lvds_pnp_id *edid_id; - struct lvds_pnp_id edid_id_nodate; - const struct edid *edid = drm_edid_raw(drm_edid); /* FIXME */ + struct drm_edid_product_id product_id, product_id_nodate; + struct drm_printer p; int i, best = -1; - if (!edid) + if (!drm_edid) return -1; - edid_id = (const void *)&edid->mfg_id[0]; + drm_edid_get_product_id(drm_edid, &product_id); - edid_id_nodate = *edid_id; - edid_id_nodate.mfg_week = 0; - edid_id_nodate.mfg_year = 0; + product_id_nodate = product_id; + product_id_nodate.week_of_manufacture = 0; + product_id_nodate.year_of_manufacture = 0; - dump_pnp_id(i915, edid_id, "EDID"); + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, "EDID"); + drm_edid_print_product_id(&p, &product_id, true); ptrs = bdb_find_section(i915, BDB_LVDS_LFP_DATA_PTRS); if (!ptrs) @@ -693,7 +683,7 @@ static int pnpid_get_panel_type(struct drm_i915_private *i915, get_lvds_pnp_id(data, ptrs, i); /* full match? */ - if (!memcmp(vbt_id, edid_id, sizeof(*vbt_id))) + if (!memcmp(vbt_id, &product_id, sizeof(*vbt_id))) return i; /* @@ -701,7 +691,7 @@ static int pnpid_get_panel_type(struct drm_i915_private *i915, * and the VBT entry does not specify a date. */ if (best < 0 && - !memcmp(vbt_id, &edid_id_nodate, sizeof(*vbt_id))) + !memcmp(vbt_id, &product_id_nodate, sizeof(*vbt_id))) best = i; } @@ -888,6 +878,7 @@ parse_lfp_data(struct drm_i915_private *i915, const struct bdb_lvds_lfp_data_tail *tail; const struct bdb_lvds_lfp_data_ptrs *ptrs; const struct lvds_pnp_id *pnp_id; + struct drm_printer p; int panel_type = panel->vbt.panel_type; ptrs = bdb_find_section(i915, BDB_LVDS_LFP_DATA_PTRS); @@ -902,7 +893,9 @@ parse_lfp_data(struct drm_i915_private *i915, parse_lfp_panel_dtd(i915, panel, data, ptrs); pnp_id = get_lvds_pnp_id(data, ptrs, panel_type); - dump_pnp_id(i915, pnp_id, "Panel"); + + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, "Panel"); + drm_edid_print_product_id(&p, (const struct drm_edid_product_id *)pnp_id, false); tail = get_lfp_data_tail(data, ptrs); if (!tail) From patchwork Thu Mar 21 10:05:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jani Nikula X-Patchwork-Id: 13598590 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 20C3CC54E68 for ; Thu, 21 Mar 2024 10:05:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F1F6510E587; Thu, 21 Mar 2024 10:05:38 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="gag2YAaD"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id AC06A10E587; Thu, 21 Mar 2024 10:05:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1711015536; x=1742551536; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=kUTssbkm4aVrlhr7htJ+4E0DZyVtxrnJ+yYtkyy0Yw0=; b=gag2YAaDNKVMVqEXKWT+g8cHdHIDtHpfKBDwoJLmTFSYEE9PRxkjpboX sLyGyFlr0eo0cnS+ABKhNPZwn48XP//ZyUv5QcSUDkn/i2IxUJH1SicZH ad4jluqskh6teagb9VhKiYKaMBemOryLP/WaqhEhxZ+pf173DQhWfE5Hv HMzQQrxl8WA3e0n4uwyfHMg3WvIZAYSjGPVAil+0FEiLIRwhHFjdOv94I OWSLjYp7IVpGa5+BQAhXUPsFpq/idcmgFW9lhnPOhf0hK428kVg8t6/VC sAy65b+9bM3drFyp19zJ9yFr8burrcHk2ITUVbIFqO26t9bTZugBaheJ+ Q==; X-IronPort-AV: E=McAfee;i="6600,9927,11019"; a="5824282" X-IronPort-AV: E=Sophos;i="6.07,142,1708416000"; d="scan'208";a="5824282" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2024 03:05:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,142,1708416000"; d="scan'208";a="19180219" Received: from amaslenx-mobl.ger.corp.intel.com (HELO localhost) ([10.252.54.141]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2024 03:05:34 -0700 From: Jani Nikula To: dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org, jani.nikula@intel.com Subject: [PATCH 4/4] drm/i915/bios: return drm_edid_product_id from get_lvds_pnp_id() Date: Thu, 21 Mar 2024 12:05:12 +0200 Message-Id: X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Use a more suitable type to avoid the cast. Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 5e111a8cce66..300c1acf5de2 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -595,7 +595,7 @@ get_lvds_fp_timing(const struct bdb_lvds_lfp_data *data, return (const void *)data + ptrs->ptr[index].fp_timing.offset; } -static const struct lvds_pnp_id * +static const struct drm_edid_product_id * get_lvds_pnp_id(const struct bdb_lvds_lfp_data *data, const struct bdb_lvds_lfp_data_ptrs *ptrs, int index) @@ -679,7 +679,7 @@ static int pnpid_get_panel_type(struct drm_i915_private *i915, return -1; for (i = 0; i < 16; i++) { - const struct lvds_pnp_id *vbt_id = + const struct drm_edid_product_id *vbt_id = get_lvds_pnp_id(data, ptrs, i); /* full match? */ @@ -877,7 +877,7 @@ parse_lfp_data(struct drm_i915_private *i915, const struct bdb_lvds_lfp_data *data; const struct bdb_lvds_lfp_data_tail *tail; const struct bdb_lvds_lfp_data_ptrs *ptrs; - const struct lvds_pnp_id *pnp_id; + const struct drm_edid_product_id *pnp_id; struct drm_printer p; int panel_type = panel->vbt.panel_type; @@ -895,7 +895,7 @@ parse_lfp_data(struct drm_i915_private *i915, pnp_id = get_lvds_pnp_id(data, ptrs, panel_type); p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, "Panel"); - drm_edid_print_product_id(&p, (const struct drm_edid_product_id *)pnp_id, false); + drm_edid_print_product_id(&p, pnp_id, false); tail = get_lfp_data_tail(data, ptrs); if (!tail)