From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tormod Volden Subject: Re: multiple framebuffer drm maps Date: Tue, 3 May 2011 23:54:49 +0200 Message-ID: <1304459689-7687-1-git-send-email-lists.tormod@gmail.com> References: <1304457607-3783-1-git-send-email-lists.tormod@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ww0-f43.google.com (mail-ww0-f43.google.com [74.125.82.43]) by gabe.freedesktop.org (Postfix) with ESMTP id 00FD99E747 for ; Tue, 3 May 2011 14:54:54 -0700 (PDT) Received: by wwb17 with SMTP id 17so495027wwb.12 for ; Tue, 03 May 2011 14:54:54 -0700 (PDT) In-Reply-To: <1304457607-3783-1-git-send-email-lists.tormod@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org From: Tormod Volden Subject: [PATCH] drm/savage: Do not add framebuffer and aperture maps Since multiple framebuffer maps are not supported any longer (commit 41c2e75e60200a860a74b7c84a6375c105e7437f) these maps would be broken, and they are not used by the drm anyway. Leave it to userspace to create one working map instead. Signed-off-by: Tormod Volden --- And if we are absolutely sure that we do not want to support multiple framebuffers maps, I would instead suggest this change to the savage driver, which at least allows userspace to work around it. Tormod drivers/gpu/drm/savage/savage_bci.c | 13 +------------ drivers/gpu/drm/savage/savage_drv.h | 2 -- 2 files changed, 1 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/savage/savage_bci.c b/drivers/gpu/drm/savage/savage_bci.c index bf5f83e..91fe7b4 100644 --- a/drivers/gpu/drm/savage/savage_bci.c +++ b/drivers/gpu/drm/savage/savage_bci.c @@ -639,18 +639,7 @@ int savage_driver_firstopen(struct drm_device *dev) if (ret) return ret; - ret = drm_addmap(dev, fb_base, fb_size, _DRM_FRAME_BUFFER, - _DRM_WRITE_COMBINING, &dev_priv->fb); - if (ret) - return ret; - - ret = drm_addmap(dev, aperture_base, SAVAGE_APERTURE_SIZE, - _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING, - &dev_priv->aperture); - if (ret) - return ret; - - return ret; + return 0; } /* diff --git a/drivers/gpu/drm/savage/savage_drv.h b/drivers/gpu/drm/savage/savage_drv.h index df2aac6..2b49b3e 100644 --- a/drivers/gpu/drm/savage/savage_drv.h +++ b/drivers/gpu/drm/savage/savage_drv.h @@ -153,8 +153,6 @@ typedef struct drm_savage_private { /* memory regions in physical memory */ drm_local_map_t *sarea; drm_local_map_t *mmio; - drm_local_map_t *fb; - drm_local_map_t *aperture; drm_local_map_t *status; drm_local_map_t *agp_textures; drm_local_map_t *cmd_dma; -- 1.7.0.4