From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg Kroah-Hartman , alan@lxorguk.ukuu.org.uk, Ben Skeggs Subject: [ 11/11] drm/nouveau: headless mode by default if pci class != vga display Date: Fri, 2 Nov 2012 10:06:46 -0700 Message-Id: <20121102170315.043690403@linuxfoundation.org> In-Reply-To: <20121102170314.204845540@linuxfoundation.org> References: <20121102170314.204845540@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ben Skeggs This is to prevent nouveau from taking over the console on headless boards such as Tesla. Backport of upstream commit: e412e95a268fa8544858ebfe066826b290430d51 Signed-off-by: Ben Skeggs Signed-off-by: Greg Kroah-Hartman --- a/drivers/gpu/drm/nouveau/nouveau_drv.c +++ b/drivers/gpu/drm/nouveau/nouveau_drv.c @@ -488,9 +488,7 @@ static int __init nouveau_init(void) #ifdef CONFIG_VGA_CONSOLE if (vgacon_text_force()) nouveau_modeset = 0; - else #endif - nouveau_modeset = 1; } if (!nouveau_modeset) diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index c610144..f5e9584 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -50,6 +50,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_engine *engine = &dev_priv->engine; + u32 pclass = dev->pdev->class >> 8; switch (dev_priv->chipset & 0xf0) { case 0x00: @@ -428,7 +429,8 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) } /* headless mode */ - if (nouveau_modeset == 2) { + if (nouveau_modeset == 2 || + (nouveau_modeset < 0 && pclass != PCI_CLASS_DISPLAY_VGA)) { engine->display.early_init = nouveau_stub_init; engine->display.late_takedown = nouveau_stub_takedown; engine->display.create = nouveau_stub_init; -- 1.7.12.4 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html