From patchwork Thu Apr 10 16:32:02 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 14046933 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 BB876C369AD for ; Thu, 10 Apr 2025 16:32:47 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E32EF10EA1D; Thu, 10 Apr 2025 16:32:43 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="e514Fa+/"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id D737A10EA12; Thu, 10 Apr 2025 16:32:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1744302762; x=1775838762; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=mniRmGF4ml5WPF2uItkgITjWtyKRdbgpHtoE/x5/w8w=; b=e514Fa+/w+EvZwfDk1K/eWK3KGcpfwe3455+41nkBBibUxGt1igcjJSA pKZhDitswn4Pe/VrDpRrj8moTBMYfhmxIkBnDlz5NG6qXOV9qYHf9Rd5g ItpnDCGZfRdIhYKBB5Ga8s4MjYy+bacy44Zvh7xGFFI/14VRdfREZ/8G2 RiXeJeIWMd2E5k+FzLkxAtLuhI128Q5LO6GbpuhpNh66fMlrPiCmK6vAY 53+UalcSpgDGVqPBCzHXtdUW6QiUh7QlmKyl8P9zViLtAUA7e3WcDY1ts pjBC/+z8I2h5tlfYDBjTM67PwuFQqCJljqamtsr3lDMVvV0KtTdwQWdF5 w==; X-CSE-ConnectionGUID: LtdRZEYNQGCNqdLQBRIh+g== X-CSE-MsgGUID: U/Dgx3w4RvGugIk1nfAnAQ== X-IronPort-AV: E=McAfee;i="6700,10204,11400"; a="57219999" X-IronPort-AV: E=Sophos;i="6.15,202,1739865600"; d="scan'208";a="57219999" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Apr 2025 09:32:41 -0700 X-CSE-ConnectionGUID: CofmAZIQQgOCl7tDzJ7wFw== X-CSE-MsgGUID: qt7ZRiuTRxCckF+3tvzXCQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,202,1739865600"; d="scan'208";a="134128936" Received: from stinkpipe.fi.intel.com (HELO stinkbox) ([10.237.72.74]) by orviesa005.jf.intel.com with SMTP; 10 Apr 2025 09:32:40 -0700 Received: by stinkbox (sSMTP sendmail emulation); Thu, 10 Apr 2025 19:32:38 +0300 From: Ville Syrjala To: dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Subject: [PATCH 03/19] drm: Look up the format info earlier Date: Thu, 10 Apr 2025 19:32:02 +0300 Message-ID: <20250410163218.15130-4-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250410163218.15130-1-ville.syrjala@linux.intel.com> References: <20250410163218.15130-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 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" From: Ville Syrjälä Looks up the format info in already drm_internal_framebuffer_create() so that we can later pass it along to .fb_create(). Currently various drivers are doing additional lookups in their .fb_create() implementations, and these lookups are rather expensive now (given how many different pixel formats we have). Signed-off-by: Ville Syrjälä Reviewed-by: Laurent Pinchart --- drivers/gpu/drm/drm_framebuffer.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 18a0267e374e..ae09ef6977b2 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -153,18 +153,11 @@ int drm_mode_addfb_ioctl(struct drm_device *dev, } static int framebuffer_check(struct drm_device *dev, + const struct drm_format_info *info, const struct drm_mode_fb_cmd2 *r) { - const struct drm_format_info *info; int i; - /* check if the format is supported at all */ - if (!__drm_format_info(r->pixel_format)) { - drm_dbg_kms(dev, "bad framebuffer format %p4cc\n", - &r->pixel_format); - return -EINVAL; - } - if (r->width == 0) { drm_dbg_kms(dev, "bad framebuffer width %u\n", r->width); return -EINVAL; @@ -175,9 +168,6 @@ static int framebuffer_check(struct drm_device *dev, return -EINVAL; } - /* now let the driver pick its own format info */ - info = drm_get_format_info(dev, r->pixel_format, r->modifier[0]); - for (i = 0; i < info->num_planes; i++) { unsigned int width = drm_format_info_plane_width(info, r->width, i); unsigned int height = drm_format_info_plane_height(info, r->height, i); @@ -272,6 +262,7 @@ drm_internal_framebuffer_create(struct drm_device *dev, struct drm_file *file_priv) { struct drm_mode_config *config = &dev->mode_config; + const struct drm_format_info *info; struct drm_framebuffer *fb; int ret; @@ -297,7 +288,17 @@ drm_internal_framebuffer_create(struct drm_device *dev, return ERR_PTR(-EINVAL); } - ret = framebuffer_check(dev, r); + /* check if the format is supported at all */ + if (!__drm_format_info(r->pixel_format)) { + drm_dbg_kms(dev, "bad framebuffer format %p4cc\n", + &r->pixel_format); + return ERR_PTR(-EINVAL); + } + + /* now let the driver pick its own format info */ + info = drm_get_format_info(dev, r->pixel_format, r->modifier[0]); + + ret = framebuffer_check(dev, info, r); if (ret) return ERR_PTR(ret);