From 075d9770f3cf3bce8542fb272067deaaa3254a1c Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Thu, 13 Mar 2014 11:07:44 +0100 Subject: [PATCH] drm: Improve on minor type helpers v3 Add a drm_is_legacy() helper, constify argument to drm_is_render_client(), and use / change helpers where appropriate. v2: s/drm_is_legacy/drm_is_legacy_client/ and adapt to new code context. v3: s/legacy_client/primary_client/ Signed-off-by: Thomas Hellstrom Reviewed-by: Brian Paul (cherry picked from commit 436830571eb9045d563979dc6185b1d5145ca4b6) Signed-off-by: Simon Horman --- drivers/gpu/drm/drm_crtc.c | 4 ++-- drivers/gpu/drm/drm_fops.c | 6 ++---- include/drm/drmP.h | 7 ++++++- 3 files changed, 10 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 740a9ba3..57fd888 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1429,7 +1429,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data, mutex_unlock(&file_priv->fbs_lock); drm_modeset_lock_all(dev); - if (file_priv->minor->type != DRM_MINOR_LEGACY) { + if (!drm_is_primary_client(file_priv)) { mode_group = NULL; list_for_each(lh, &dev->mode_config.crtc_list) @@ -2717,7 +2717,7 @@ int drm_mode_getfb(struct drm_device *dev, r->pitch = fb->pitches[0]; if (fb->funcs->create_handle) { if (file_priv->is_master || capable(CAP_SYS_ADMIN) || - file_priv->minor->type == DRM_MINOR_CONTROL) { + drm_is_control_client(file_priv)) { ret = fb->funcs->create_handle(fb, file_priv, &r->handle); } else { diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index 5020998d..7b5d196 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -241,8 +241,7 @@ static int drm_open_helper(struct inode *inode, struct file *filp, /* if there is no current master make this fd it, but do not create * any master object for render clients */ mutex_lock(&dev->struct_mutex); - if (!priv->minor->master && !drm_is_render_client(priv) && - !drm_is_control_client(priv)) { + if (drm_is_primary_client(priv) && !priv->minor->master) { /* create a new master */ priv->minor->master = drm_master_create(priv->minor); if (!priv->minor->master) { @@ -280,8 +279,7 @@ static int drm_open_helper(struct inode *inode, struct file *filp, goto out_close; } } - } else if (!drm_is_render_client(priv) && - !drm_is_control_client(priv)) { + } else if (drm_is_primary_client(priv)) { /* get a reference to the master */ priv->master = drm_master_get(priv->minor->master); } diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 5307f5a..967d51b 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -1243,7 +1243,7 @@ static inline bool drm_modeset_is_locked(struct drm_device *dev) return mutex_is_locked(&dev->mode_config.mutex); } -static inline bool drm_is_render_client(struct drm_file *file_priv) +static inline bool drm_is_render_client(const struct drm_file *file_priv) { return file_priv->minor->type == DRM_MINOR_RENDER; } @@ -1253,6 +1253,11 @@ static inline bool drm_is_control_client(const struct drm_file *file_priv) return file_priv->minor->type == DRM_MINOR_CONTROL; } +static inline bool drm_is_primary_client(const struct drm_file *file_priv) +{ + return file_priv->minor->type == DRM_MINOR_LEGACY; +} + /******************************************************************/ /** \name Internal function definitions */ /*@{*/ -- 2.7.4