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authorMax Staudt <mstaudt@suse.de>2017-01-18 19:10:12 +0100
committerGerd Hoffmann <kraxel@redhat.com>2017-02-02 10:02:32 +0100
commit1acf566195e135bc0b557ecb8ad5395b47d9ad27 (patch)
tree40380020a8a377e4886bb2e73e3553e919282859 /drivers/gpu/drm/bochs
parent4078f57571442345d09edddb2ac79c951b9d6db2 (diff)
downloadblackbird-op-linux-1acf566195e135bc0b557ecb8ad5395b47d9ad27.tar.gz
blackbird-op-linux-1acf566195e135bc0b557ecb8ad5395b47d9ad27.zip
drm/bochs: Implement nomodeset
Up until now, the bochsdrm driver didn't handle the nomodeset option at boot, and didn't provide a "modeset" module option either. This patch implements both. The new parameter can be used by specifying bochs-drm.modeset=0 at boot time. Signed-off-by: Max Staudt <mstaudt@suse.de> Link: http://patchwork.freedesktop.org/patch/msgid/1484763012-17783-1-git-send-email-mstaudt@suse.de Cc: Gerd Hoffmann <kraxel@redhat.com> Cc: David Airlie <airlied@gmail.com> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/bochs')
-rw-r--r--drivers/gpu/drm/bochs/bochs_drv.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bochs/bochs_drv.c b/drivers/gpu/drm/bochs/bochs_drv.c
index 8a12b3f6fc66..aa342515ddf4 100644
--- a/drivers/gpu/drm/bochs/bochs_drv.c
+++ b/drivers/gpu/drm/bochs/bochs_drv.c
@@ -12,6 +12,10 @@
#include "bochs.h"
+static int bochs_modeset = -1;
+module_param_named(modeset, bochs_modeset, int, 0444);
+MODULE_PARM_DESC(modeset, "enable/disable kernel modesetting");
+
static bool enable_fbdev = true;
module_param_named(fbdev, enable_fbdev, bool, 0444);
MODULE_PARM_DESC(fbdev, "register fbdev device");
@@ -214,6 +218,12 @@ static struct pci_driver bochs_pci_driver = {
static int __init bochs_init(void)
{
+ if (vgacon_text_force() && bochs_modeset == -1)
+ return -EINVAL;
+
+ if (bochs_modeset == 0)
+ return -EINVAL;
+
return drm_pci_init(&bochs_driver, &bochs_pci_driver);
}
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