From 1cff8f6b4c668a060c7e3f82d3f1fb5aaa37edc4 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Tue, 24 Apr 2012 09:55:08 +0200 Subject: [PATCH] drm/i915: properly check for MODESET for kms driver ioctls Also ditch the cargo-culted dev_priv checks - either we have a giant hole in our setup code or this is useless. Plainly bogus to check for it in either case. v2: Chris Wilson noticed that I've missed one bogus dev_priv check. v3: The check in the overlay code is redundant (Chris) Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 7 ++----- drivers/gpu/drm/i915/intel_overlay.c | 12 ++---------- drivers/gpu/drm/i915/intel_sprite.c | 10 ++++------ 3 files changed, 8 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index cf9dfcd..e1716be 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6189,15 +6189,12 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data, struct drm_file *file) { - drm_i915_private_t *dev_priv = dev->dev_private; struct drm_i915_get_pipe_from_crtc_id *pipe_from_crtc_id = data; struct drm_mode_object *drmmode_obj; struct intel_crtc *crtc; - if (!dev_priv) { - DRM_ERROR("called with no initialization\n"); - return -EINVAL; - } + if (!drm_core_check_feature(dev, DRIVER_MODESET)) + return -ENODEV; drmmode_obj = drm_mode_object_find(dev, pipe_from_crtc_id->crtc_id, DRM_MODE_OBJECT_CRTC); diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index 0f0fe31..a0b5053 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -1122,11 +1122,7 @@ int intel_overlay_put_image(struct drm_device *dev, void *data, struct put_image_params *params; int ret; - if (!dev_priv) { - DRM_ERROR("called with no initialization\n"); - return -EINVAL; - } - + /* No need to check for DRIVER_MODESET - we don't set it up then. */ overlay = dev_priv->overlay; if (!overlay) { DRM_DEBUG("userspace bug: no overlay\n"); @@ -1323,11 +1319,7 @@ int intel_overlay_attrs(struct drm_device *dev, void *data, struct overlay_registers __iomem *regs; int ret; - if (!dev_priv) { - DRM_ERROR("called with no initialization\n"); - return -EINVAL; - } - + /* No need to check for DRIVER_MODESET - we don't set it up then. */ overlay = dev_priv->overlay; if (!overlay) { DRM_DEBUG("userspace bug: no overlay\n"); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 4431567..2a20fb0 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -558,14 +558,13 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_intel_sprite_colorkey *set = data; - struct drm_i915_private *dev_priv = dev->dev_private; struct drm_mode_object *obj; struct drm_plane *plane; struct intel_plane *intel_plane; int ret = 0; - if (!dev_priv) - return -EINVAL; + if (!drm_core_check_feature(dev, DRIVER_MODESET)) + return -ENODEV; /* Make sure we don't try to enable both src & dest simultaneously */ if ((set->flags & (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) == (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) @@ -592,14 +591,13 @@ int intel_sprite_get_colorkey(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_intel_sprite_colorkey *get = data; - struct drm_i915_private *dev_priv = dev->dev_private; struct drm_mode_object *obj; struct drm_plane *plane; struct intel_plane *intel_plane; int ret = 0; - if (!dev_priv) - return -EINVAL; + if (!drm_core_check_feature(dev, DRIVER_MODESET)) + return -ENODEV; mutex_lock(&dev->mode_config.mutex); -- 2.7.4