From mboxrd@z Thu Jan 1 00:00:00 1970 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 88098C46CA1 for ; Mon, 18 Sep 2023 17:30:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4B7CC10E29C; Mon, 18 Sep 2023 17:30:14 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6939B10E0E8 for ; Mon, 18 Sep 2023 17:30:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1695058211; x=1726594211; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=2NasScHhdhf8e9u6RU3UzRjl22+6ixdlYfni54QZYgE=; b=HgAQ/bdvFLKuXfsmmXTDYM9UvLj4n0cHRR8g3gHyyi40N8lR8MTRAkvz 89qobtCGsE8UD9FU0binODnDCKkNTiOQQiQ3+c4oo3uCUdbnkalNA3CtJ fEGCET9tL5CvIKlEoZV9O14M8oenwCc466t5uDKeUAGYq06UJ7n7Fk8Ly 8IGViJsCiocNHnUFh+AdPUm2L2jrPWtWqgc2WQyswV29KhqSI8rbkBsfd 3YOE+Iwup0jqo0Zen4+3d6cCAAYiFUkCd7Bf6yETaothRLeLZLYtXb3FW B7xHbUVQO1EWV99M0bzmCgEXZdHU772ZqTyvElnGGW7LDDzZf0waDvRMv A==; X-IronPort-AV: E=McAfee;i="6600,9927,10837"; a="359140660" X-IronPort-AV: E=Sophos;i="6.02,157,1688454000"; d="scan'208";a="359140660" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Sep 2023 10:30:11 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10837"; a="919543200" X-IronPort-AV: E=Sophos;i="6.02,157,1688454000"; d="scan'208";a="919543200" Received: from cfl-desktop.iind.intel.com ([10.190.239.20]) by orsmga005.jf.intel.com with ESMTP; 18 Sep 2023 10:30:09 -0700 From: Uma Shankar To: intel-xe@lists.freedesktop.org Date: Mon, 18 Sep 2023 23:07:09 +0530 Message-ID: <20230918173711.625930-2-uma.shankar@intel.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230918173711.625930-1-uma.shankar@intel.com> References: <20230918173711.625930-1-uma.shankar@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-xe] [PATCH 1/3] drm/i915/display: Add a wrapper function for vga decode setup X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jani.nikula@intel.com Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Some of the VGA functionality is not needed by the proposed Intel Xe driver. Adding a wrapper function for VGA decode setup. Signed-off-by: Uma Shankar --- drivers/gpu/drm/i915/soc/intel_gmch.c | 14 ++++++++++++++ drivers/gpu/drm/i915/soc/intel_gmch.h | 1 + 2 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/i915/soc/intel_gmch.c b/drivers/gpu/drm/i915/soc/intel_gmch.c index 49c7fb16e934..818f0b7f62a2 100644 --- a/drivers/gpu/drm/i915/soc/intel_gmch.c +++ b/drivers/gpu/drm/i915/soc/intel_gmch.c @@ -12,6 +12,7 @@ #include "i915_drv.h" #include "intel_gmch.h" #include "intel_pci_config.h" +#include static void intel_gmch_bridge_release(struct drm_device *dev, void *bridge) { @@ -167,3 +168,16 @@ int intel_gmch_vga_set_state(struct drm_i915_private *i915, bool enable_decode) return 0; } + +unsigned int intel_gmch_vga_set_decode(struct pci_dev *pdev, bool enable_decode) +{ + struct drm_i915_private *i915 = pdev_to_i915(pdev); + + intel_gmch_vga_set_state(i915, enable_decode); + + if (enable_decode) + return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | + VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; + else + return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; +} diff --git a/drivers/gpu/drm/i915/soc/intel_gmch.h b/drivers/gpu/drm/i915/soc/intel_gmch.h index d0133eedc720..88db1653ffc9 100644 --- a/drivers/gpu/drm/i915/soc/intel_gmch.h +++ b/drivers/gpu/drm/i915/soc/intel_gmch.h @@ -14,5 +14,6 @@ int intel_gmch_bridge_setup(struct drm_i915_private *i915); void intel_gmch_bar_setup(struct drm_i915_private *i915); void intel_gmch_bar_teardown(struct drm_i915_private *i915); int intel_gmch_vga_set_state(struct drm_i915_private *i915, bool enable_decode); +unsigned int intel_gmch_vga_set_decode(struct pci_dev *pdev, bool enable_decode); #endif /* __INTEL_GMCH_H__ */ -- 2.42.0