From 984c9949f1c4cf36c35aa2de5ee2b65c39379fd9 Mon Sep 17 00:00:00 2001 From: Fernando Ramos Date: Fri, 24 Sep 2021 08:43:20 +0200 Subject: [PATCH] drm/i915: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN() part 2 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() While the previous commit was a simple "search and replace", this time I had to do a bit of refactoring as only one call to DRM_MODESET_LOCK_ALL_BEGIN() is allowed inside one same function. Signed-off-by: Fernando Ramos Signed-off-by: Sean Paul Link: https://patchwork.freedesktop.org/patch/msgid/20210924064324.229457-14-greenfoo@u92.eu --- drivers/gpu/drm/i915/display/intel_overlay.c | 40 +++++++++++++--------------- 1 file changed, 19 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c index c0ee135..c623738 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.c +++ b/drivers/gpu/drm/i915/display/intel_overlay.c @@ -1105,6 +1105,7 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, struct drm_crtc *drmmode_crtc; struct intel_crtc *crtc; struct drm_i915_gem_object *new_bo; + struct drm_modeset_acquire_ctx ctx; int ret; overlay = dev_priv->overlay; @@ -1113,24 +1114,24 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, return -ENODEV; } - if (!(params->flags & I915_OVERLAY_ENABLE)) { - drm_modeset_lock_all(dev); - ret = intel_overlay_switch_off(overlay); - drm_modeset_unlock_all(dev); + if (params->flags & I915_OVERLAY_ENABLE) { - return ret; - } + drmmode_crtc = drm_crtc_find(dev, file_priv, params->crtc_id); + if (!drmmode_crtc) + return -ENOENT; + crtc = to_intel_crtc(drmmode_crtc); - drmmode_crtc = drm_crtc_find(dev, file_priv, params->crtc_id); - if (!drmmode_crtc) - return -ENOENT; - crtc = to_intel_crtc(drmmode_crtc); + new_bo = i915_gem_object_lookup(file_priv, params->bo_handle); + if (!new_bo) + return -ENOENT; + } - new_bo = i915_gem_object_lookup(file_priv, params->bo_handle); - if (!new_bo) - return -ENOENT; + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); - drm_modeset_lock_all(dev); + if (!(params->flags & I915_OVERLAY_ENABLE)) { + ret = intel_overlay_switch_off(overlay); + goto out_unlock; + } if (i915_gem_object_is_tiled(new_bo)) { drm_dbg_kms(&dev_priv->drm, @@ -1195,14 +1196,11 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, if (ret != 0) goto out_unlock; - drm_modeset_unlock_all(dev); - i915_gem_object_put(new_bo); - - return 0; - out_unlock: - drm_modeset_unlock_all(dev); - i915_gem_object_put(new_bo); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); + + if (params->flags & I915_OVERLAY_ENABLE) + i915_gem_object_put(new_bo); return ret; } -- 2.7.4