noaccel option now defaults to null which has no effect, it can still equal 1, which disables acceleration for all cards, or be a pci address and disable acceleration for that card only
Signed-off-by: Pierre Moreau pierre.morrow@free.fr --- drivers/gpu/drm/nouveau/nouveau_drm.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 244d78f..04bd8f1 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -61,9 +61,10 @@ MODULE_PARM_DESC(debug, "debug string to pass to driver core"); static char *nouveau_debug; module_param_named(debug, nouveau_debug, charp, 0400);
-MODULE_PARM_DESC(noaccel, "disable kernel/abi16 acceleration"); -static int nouveau_noaccel = 0; -module_param_named(noaccel, nouveau_noaccel, int, 0400); +MODULE_PARM_DESC(noaccel, "disable kernel/abi16 acceleration for all cards," + "or only for the card given its pci bus name"); +static char *nouveau_noaccel; +module_param_named(noaccel, nouveau_noaccel, charp, 0400);
MODULE_PARM_DESC(modeset, "enable driver (default: auto, " "0 = disabled, 1 = enabled, 2 = headless)"); @@ -149,8 +150,13 @@ nouveau_accel_init(struct nouveau_drm *drm) u32 sclass[16]; int ret, i;
- if (nouveau_noaccel) + if (nouveau_noaccel != NULL && + (!strcmp(nouveau_noaccel, "1") || + !strcmp(nouveau_noaccel, nvkm_device(device)->name))) + { + NV_WARN(drm, "Acceleration disabled for card on bus %s\n", nvkm_device(device)->name); return; + }
/* initialise synchronisation routines */ /*XXX: this is crap, but the fence/channel stuff is a little @@ -1039,7 +1045,7 @@ static void nouveau_display_options(void) DRM_DEBUG_DRIVER("... nofbaccel : %d\n", nouveau_nofbaccel); DRM_DEBUG_DRIVER("... config : %s\n", nouveau_config); DRM_DEBUG_DRIVER("... debug : %s\n", nouveau_debug); - DRM_DEBUG_DRIVER("... noaccel : %d\n", nouveau_noaccel); + DRM_DEBUG_DRIVER("... noaccel : %s\n", nouveau_noaccel); DRM_DEBUG_DRIVER("... modeset : %d\n", nouveau_modeset); DRM_DEBUG_DRIVER("... runpm : %d\n", nouveau_runtime_pm); DRM_DEBUG_DRIVER("... vram_pushbuf : %d\n", nouveau_vram_pushbuf);