From mboxrd@z Thu Jan 1 00:00:00 1970 From: Harald Welte Subject: [PATCH 14/15] viafb: Determine type of 2D engine and store it in chip_info Date: Thu, 21 May 2009 04:28:52 +0800 Message-ID: <1242851333-325-14-git-send-email-HaraldWelte@viatech.com> References: <1242851333-325-1-git-send-email-HaraldWelte@viatech.com> <1242851333-325-2-git-send-email-HaraldWelte@viatech.com> <1242851333-325-3-git-send-email-HaraldWelte@viatech.com> <1242851333-325-4-git-send-email-HaraldWelte@viatech.com> <1242851333-325-5-git-send-email-HaraldWelte@viatech.com> <1242851333-325-6-git-send-email-HaraldWelte@viatech.com> <1242851333-325-7-git-send-email-HaraldWelte@viatech.com> <1242851333-325-8-git-send-email-HaraldWelte@viatech.com> <1242851333-325-9-git-send-email-HaraldWelte@viatech.com> <1242851333-325-10-git-send-email-HaraldWelte@viatech.com> <1242851333-325-11-git-send-email-HaraldWelte@viatech.com> <1242851333-325-12-git-send-email-HaraldWelte@viatech.com> <1242851333-325-13-git-send-email-HaraldWelte@viatech.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from sfi-mx-3.v28.ch3.sourceforge.com ([172.29.28.123] helo=mx.sourceforge.net) by h25xhf1.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1M6sif-0006QK-4Q for linux-fbdev-devel@lists.sourceforge.net; Wed, 20 May 2009 20:48:57 +0000 Received: from ganesha.gnumonks.org ([213.95.27.120]) by 3b2kzd1.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.69) id 1M6sia-0005fu-Al for linux-fbdev-devel@lists.sourceforge.net; Wed, 20 May 2009 20:48:57 +0000 In-Reply-To: <1242851333-325-13-git-send-email-HaraldWelte@viatech.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-fbdev-devel-bounces@lists.sourceforge.net To: linux-fbdev-devel@lists.sourceforge.net Cc: Harald Welte From: Harald Welte This will help us for the upcoming support for 2D acceleration using the M1 engine. Signed-off-by: Harald Welte --- drivers/video/via/chip.h | 8 ++++++++ drivers/video/via/hw.c | 15 +++++++++++++++ drivers/video/via/viafbdev.c | 3 +-- 3 files changed, 24 insertions(+), 2 deletions(-) diff --git a/drivers/video/via/chip.h b/drivers/video/via/chip.h index 03e90cf..7f4bf73 100644 --- a/drivers/video/via/chip.h +++ b/drivers/video/via/chip.h @@ -122,10 +122,18 @@ struct lvds_chip_information { int i2c_port; }; +/* The type of 2D engine */ +enum via_2d_engine { + VIA_2D_ENG_H2, + VIA_2D_ENG_H5, + VIA_2D_ENG_M1, +}; + struct chip_information { int gfx_chip_name; int gfx_chip_revision; int chip_on_slot; + enum via_2d_engine twod_engine; struct tmds_chip_information tmds_chip_info; struct lvds_chip_information lvds_chip_info; struct lvds_chip_information lvds_chip_info2; diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c index e06d6b7..e14b852 100644 --- a/drivers/video/via/hw.c +++ b/drivers/video/via/hw.c @@ -2092,6 +2092,21 @@ static void init_gfx_chip_info(struct pci_dev *pdev, CX700_REVISION_700; } } + + /* Determine which 2D engine we have */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_VX800: + case UNICHROME_VX855: + viaparinfo->chip_info->twod_engine = VIA_2D_ENG_M1; + break; + case UNICHROME_K8M890: + case UNICHROME_P4M900: + viaparinfo->chip_info->twod_engine = VIA_2D_ENG_H5; + break; + default: + viaparinfo->chip_info->twod_engine = VIA_2D_ENG_H2; + break; + } } static void init_tmds_chip_info(void) diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c index 859827b..d6a38ca 100644 --- a/drivers/video/via/viafbdev.c +++ b/drivers/video/via/viafbdev.c @@ -214,8 +214,7 @@ static int viafb_check_var(struct fb_var_screeninfo *var, if (!info->par) return -1; p_viafb_par = (struct viafb_par *)info->par; - if (p_viafb_par->chip_info->gfx_chip_name == UNICHROME_VX800 || - p_viafb_par->chip_info->gfx_chip_name == UNICHROME_VX855) + if (p_viafb_par->chip_info->twod_engine == VIA_2D_ENG_M1) var->accel_flags = 0; return 0; -- 1.6.2.4 ------------------------------------------------------------------------------ Crystal Reports - New Free Runtime and 30 Day Trial Check out the new simplified licensing option that enables unlimited royalty-free distribution of the report engine for externally facing server and web deployment. http://p.sf.net/sfu/businessobjects