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drm: Have the crtc code only reference master from legacy nodes v2

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control- and render nodes are intended to be master-less.

v2: Replace tests for !legacy with tests for !mode_group for readability.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
This commit is contained in:
Thomas Hellstrom 2014-03-13 10:00:42 +01:00
parent 60f2b4af12
commit 09f308f7b6
1 changed files with 8 additions and 6 deletions
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14
drivers/gpu/drm/drm_crtc.c
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@ -1492,9 +1492,9 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
mutex_unlock(&file_priv->fbs_lock);
drm_modeset_lock_all(dev);
mode_group = &file_priv->master->minor->mode_group;
if (file_priv->master->minor->type == DRM_MINOR_CONTROL) {
if (file_priv->minor->type != DRM_MINOR_LEGACY) {
mode_group = NULL;
list_for_each(lh, &dev->mode_config.crtc_list)
crtc_count++;
@ -1505,6 +1505,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
encoder_count++;
} else {
mode_group = &file_priv->master->minor->mode_group;
crtc_count = mode_group->num_crtcs;
connector_count = mode_group->num_connectors;
encoder_count = mode_group->num_encoders;
@ -1519,7 +1520,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
if (card_res->count_crtcs >= crtc_count) {
copied = 0;
crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr;
if (file_priv->master->minor->type == DRM_MINOR_CONTROL) {
if (!mode_group) {
list_for_each_entry(crtc, &dev->mode_config.crtc_list,
head) {
DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id);
@ -1546,7 +1547,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
if (card_res->count_encoders >= encoder_count) {
copied = 0;
encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr;
if (file_priv->master->minor->type == DRM_MINOR_CONTROL) {
if (!mode_group) {
list_for_each_entry(encoder,
&dev->mode_config.encoder_list,
head) {
@ -1577,7 +1578,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
if (card_res->count_connectors >= connector_count) {
copied = 0;
connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr;
if (file_priv->master->minor->type == DRM_MINOR_CONTROL) {
if (!mode_group) {
list_for_each_entry(connector,
&dev->mode_config.connector_list,
head) {
@ -2846,7 +2847,8 @@ int drm_mode_getfb(struct drm_device *dev,
r->bpp = fb->bits_per_pixel;
r->pitch = fb->pitches[0];
if (fb->funcs->create_handle) {
if (file_priv->is_master || capable(CAP_SYS_ADMIN)) {
if (file_priv->is_master || capable(CAP_SYS_ADMIN) ||
file_priv->minor->type == DRM_MINOR_CONTROL) {
ret = fb->funcs->create_handle(fb, file_priv,
&r->handle);
} else {