As per commit 22be87401289 ("drm: TODO: Add DRM_MODESET_LOCK_ALL* conversion to todo.rst"), drm_modeset_lock_all()/drm_modeset_unlock_all() and boilerplate code surrounding instances of drm_modeset_lock_all_ctx() with a local acquire context should be replaced with the relevant helper macros.
Signed-off-by: Hamza Mahfooz someguy@effective-light.com --- drivers/gpu/drm/i915/display/intel_display.c | 20 +++++++------------- 1 file changed, 7 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 64e9107d70f7..e8cb2881d2b4 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -40,6 +40,7 @@ #include <drm/drm_dp_helper.h> #include <drm/drm_edid.h> #include <drm/drm_fourcc.h> +#include "drm/drm_modeset_lock.h" #include <drm/drm_plane_helper.h> #include <drm/drm_probe_helper.h> #include <drm/drm_rect.h> @@ -11836,6 +11837,7 @@ int intel_modeset_init_nogem(struct drm_i915_private *i915) struct drm_device *dev = &i915->drm; enum pipe pipe; struct intel_crtc *crtc; + struct drm_modeset_acquire_ctx ctx; int ret;
intel_init_pm(i915); @@ -11884,9 +11886,9 @@ int intel_modeset_init_nogem(struct drm_i915_private *i915) intel_vga_disable(i915); intel_setup_outputs(i915);
- drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); intel_modeset_setup_hw_state(dev, dev->mode_config.acquire_ctx); - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
for_each_intel_crtc(dev, crtc) { struct intel_initial_plane_config plane_config = {}; @@ -12795,22 +12797,14 @@ void intel_display_resume(struct drm_device *dev) if (state) state->acquire_ctx = &ctx;
- drm_modeset_acquire_init(&ctx, 0); - - while (1) { - ret = drm_modeset_lock_all_ctx(dev, &ctx); - if (ret != -EDEADLK) - break; - - drm_modeset_backoff(&ctx); - } + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
if (!ret) ret = __intel_display_resume(dev, state, &ctx);
intel_enable_ipc(dev_priv); - drm_modeset_drop_locks(&ctx); - drm_modeset_acquire_fini(&ctx); + + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
if (ret) drm_err(&dev_priv->drm,