As requested in Documentation/gpu/todo.rst, replace driver calls to drm_modeset_lock_all() with DRM_MODESET_LOCK_ALL_BEGIN() and DRM_MODESET_LOCK_ALL_END()
Signed-off-by: Fernando Ramos greenfoo@u92.eu --- drivers/gpu/drm/radeon/radeon_device.c | 21 +++++++++++++++------ drivers/gpu/drm/radeon/radeon_dp_mst.c | 10 ++++++---- 2 files changed, 21 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 4f0fbf667431..7e31e5ce7f61 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -37,6 +37,7 @@ #include <drm/drm_cache.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_device.h> +#include <drm/drm_drv.h> #include <drm/drm_file.h> #include <drm/drm_probe_helper.h> #include <drm/radeon_drm.h> @@ -1559,7 +1560,8 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend, struct pci_dev *pdev; struct drm_crtc *crtc; struct drm_connector *connector; - int i, r; + struct drm_modeset_acquire_ctx ctx; + int i, r, ret;
if (dev == NULL || dev->dev_private == NULL) { return -ENODEV; @@ -1573,12 +1575,15 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend,
drm_kms_helper_poll_disable(dev);
- drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); /* turn off display hw */ list_for_each_entry(connector, &dev->mode_config.connector_list, head) { drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); } - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); + + if (ret) + return ret;
/* unpin the front buffers and cursors */ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { @@ -1663,7 +1668,8 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) struct radeon_device *rdev = dev->dev_private; struct pci_dev *pdev = to_pci_dev(dev->dev); struct drm_crtc *crtc; - int r; + struct drm_modeset_acquire_ctx ctx; + int r, ret;
if (dev->switch_power_state == DRM_SWITCH_POWER_OFF) return 0; @@ -1741,11 +1747,14 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) if (fbcon) { drm_helper_resume_force_mode(dev); /* turn on display hw */ - drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); list_for_each_entry(connector, &dev->mode_config.connector_list, head) { drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON); } - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); + + if (ret) + return ret; }
drm_kms_helper_poll_enable(dev); diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c index ec867fa880a4..3f83ee75b100 100644 --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c @@ -4,6 +4,7 @@ #include <drm/drm_fb_helper.h> #include <drm/drm_file.h> #include <drm/drm_probe_helper.h> +#include <drm/drm_drv.h>
#include "atom.h" #include "ni_reg.h" @@ -737,11 +738,12 @@ static int radeon_debugfs_mst_info_show(struct seq_file *m, void *unused) struct radeon_device *rdev = (struct radeon_device *)m->private; struct drm_device *dev = rdev->ddev; struct drm_connector *connector; + struct drm_modeset_acquire_ctx ctx; struct radeon_connector *radeon_connector; struct radeon_connector_atom_dig *dig_connector; - int i; + int i, ret;
- drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); list_for_each_entry(connector, &dev->mode_config.connector_list, head) { if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) continue; @@ -759,8 +761,8 @@ static int radeon_debugfs_mst_info_show(struct seq_file *m, void *unused) radeon_connector->cur_stream_attribs[i].fe, radeon_connector->cur_stream_attribs[i].slots); } - drm_modeset_unlock_all(dev); - return 0; + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); + return ret; }
DEFINE_SHOW_ATTRIBUTE(radeon_debugfs_mst_info);