drm/vmwgfx: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()

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>
Reviewed-by: Sean Paul <sean@poorly.run>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210924064324.229457-6-greenfoo@u92.eu

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index 28af34a..7df35c6 100644 (file)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -28,6 +28,7 @@
 #include "vmwgfx_drv.h"
 #include "vmwgfx_devcaps.h"
 #include <drm/vmwgfx_drm.h>
+#include <drm/drm_drv.h>
 #include "vmwgfx_kms.h"
 
 int vmw_getparam_ioctl(struct drm_device *dev, void *data,
@@ -172,6 +173,7 @@ int vmw_present_ioctl(struct drm_device *dev, void *data,
        struct drm_vmw_rect __user *clips_ptr;
        struct drm_vmw_rect *clips = NULL;
        struct drm_framebuffer *fb;
+       struct drm_modeset_acquire_ctx ctx;
        struct vmw_framebuffer *vfb;
        struct vmw_resource *res;
        uint32_t num_clips;
@@ -203,7 +205,7 @@ int vmw_present_ioctl(struct drm_device *dev, void *data,
                goto out_no_copy;
        }
 
-       drm_modeset_lock_all(dev);
+       DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
 
        fb = drm_framebuffer_lookup(dev, file_priv, arg->fb_id);
        if (!fb) {
@@ -231,7 +233,7 @@ int vmw_present_ioctl(struct drm_device *dev, void *data,
 out_no_surface:
        drm_framebuffer_put(fb);
 out_no_fb:
-       drm_modeset_unlock_all(dev);
+       DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
 out_no_copy:
        kfree(clips);
 out_clips:
@@ -250,6 +252,7 @@ int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
        struct drm_vmw_rect __user *clips_ptr;
        struct drm_vmw_rect *clips = NULL;
        struct drm_framebuffer *fb;
+       struct drm_modeset_acquire_ctx ctx;
        struct vmw_framebuffer *vfb;
        uint32_t num_clips;
        int ret;
@@ -280,7 +283,7 @@ int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
                goto out_no_copy;
        }
 
-       drm_modeset_lock_all(dev);
+       DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
 
        fb = drm_framebuffer_lookup(dev, file_priv, arg->fb_id);
        if (!fb) {
@@ -303,7 +306,7 @@ int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
 out_no_ttm_lock:
        drm_framebuffer_put(fb);
 out_no_fb:
-       drm_modeset_unlock_all(dev);
+       DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
 out_no_copy:
        kfree(clips);
 out_clips:

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 74fa419..268095c 100644 (file)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -33,6 +33,7 @@
 #include <drm/drm_rect.h>
 #include <drm/drm_sysfs.h>
 #include <drm/drm_vblank.h>
+#include <drm/drm_drv.h>
 
 #include "vmwgfx_kms.h"
 
@@ -243,15 +244,17 @@ void vmw_kms_legacy_hotspot_clear(struct vmw_private *dev_priv)
        struct drm_device *dev = &dev_priv->drm;
        struct vmw_display_unit *du;
        struct drm_crtc *crtc;
+       struct drm_modeset_acquire_ctx ctx;
+       int ret;
 
-       drm_modeset_lock_all(dev);
+       DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret);
        drm_for_each_crtc(crtc, dev) {
                du = vmw_crtc_to_du(crtc);
 
                du->hotspot_x = 0;
                du->hotspot_y = 0;
        }
-       drm_modeset_unlock_all(dev);
+       DRM_MODESET_LOCK_ALL_END(dev, ctx, ret);
 }
 
 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv)
@@ -1012,9 +1015,10 @@ static int vmw_framebuffer_bo_dirty(struct drm_framebuffer *framebuffer,
        struct vmw_framebuffer_bo *vfbd =
                vmw_framebuffer_to_vfbd(framebuffer);
        struct drm_clip_rect norect;
+       struct drm_modeset_acquire_ctx ctx;
        int ret, increment = 1;
 
-       drm_modeset_lock_all(&dev_priv->drm);
+       DRM_MODESET_LOCK_ALL_BEGIN((&dev_priv->drm), ctx, 0, ret);
 
        if (!num_clips) {
                num_clips = 1;
@@ -1040,7 +1044,7 @@ static int vmw_framebuffer_bo_dirty(struct drm_framebuffer *framebuffer,
 
        vmw_cmd_flush(dev_priv, false);
 
-       drm_modeset_unlock_all(&dev_priv->drm);
+       DRM_MODESET_LOCK_ALL_END((&dev_priv->drm), ctx, ret);
 
        return ret;
 }