Drop superfluous msm_drm_private::num_crtcs in favour of using
drm_mode_config::num_crtc or MAX_CRCS as appropriate.

Signed-off-by: Dmitry Baryshkov <dmitry.barysh...@oss.qualcomm.com>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c  | 3 +--
 drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c | 3 ---
 drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c | 4 +---
 drivers/gpu/drm/msm/msm_drv.h            | 2 --
 drivers/gpu/drm/msm/msm_kms.c            | 4 ++--
 5 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index 
1fd82b6747e9058ce11dc2620729921492d5ebdd..4b95fbbda8e120c1eb86a23e5397db30145d505a
 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -874,12 +874,11 @@ static int _dpu_kms_drm_obj_init(struct dpu_kms *dpu_kms)
                        ret = PTR_ERR(crtc);
                        return ret;
                }
-               priv->num_crtcs++;
        }
 
        /* All CRTCs are compatible with all encoders */
        drm_for_each_encoder(encoder, dev)
-               encoder->possible_crtcs = (1 << priv->num_crtcs) - 1;
+               encoder->possible_crtcs = (1 << dev->mode_config.num_crtc) - 1;
 
        return 0;
 }
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c 
b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
index 
00920bd44f6f73099ff2c293473e427caa49b873..99ca1d6c54b2c24cde39de44bb55151576dbe188
 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
@@ -296,7 +296,6 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
 static int modeset_init(struct mdp4_kms *mdp4_kms)
 {
        struct drm_device *dev = mdp4_kms->dev;
-       struct msm_drm_private *priv = dev->dev_private;
        struct drm_plane *plane;
        struct drm_crtc *crtc;
        int i, ret;
@@ -346,8 +345,6 @@ static int modeset_init(struct mdp4_kms *mdp4_kms)
                        ret = PTR_ERR(crtc);
                        goto fail;
                }
-
-               priv->num_crtcs++;
        }
 
        /*
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c 
b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
index 
3fcca7a3d82e7aaa74379b19763c22eb43c953dd..5a706be17e2e5af2148366eacdddb378b2f69dbd
 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
@@ -374,7 +374,6 @@ static int modeset_init_intf(struct mdp5_kms *mdp5_kms,
 static int modeset_init(struct mdp5_kms *mdp5_kms)
 {
        struct drm_device *dev = mdp5_kms->dev;
-       struct msm_drm_private *priv = dev->dev_private;
        unsigned int num_crtcs;
        int i, ret, pi = 0, ci = 0;
        struct drm_plane *primary[MAX_BASES] = { NULL };
@@ -442,7 +441,6 @@ static int modeset_init(struct mdp5_kms *mdp5_kms)
                        DRM_DEV_ERROR(dev->dev, "failed to construct crtc %d 
(%d)\n", i, ret);
                        goto fail;
                }
-               priv->num_crtcs++;
        }
 
        /*
@@ -450,7 +448,7 @@ static int modeset_init(struct mdp5_kms *mdp5_kms)
         * crtcs for the encoders
         */
        drm_for_each_encoder(encoder, dev)
-               encoder->possible_crtcs = (1 << priv->num_crtcs) - 1;
+               encoder->possible_crtcs = (1 << dev->mode_config.num_crtc) - 1;
 
        return 0;
 
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index 
cc603bd4729e909e9381a3c277db262b13361de6..09d5f57e9343cce404d4f8a3a6d8a285f662f60f
 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -177,8 +177,6 @@ struct msm_drm_private {
                struct mutex lock;
        } lru;
 
-       unsigned int num_crtcs;
-
        struct msm_drm_thread event_thread[MAX_CRTCS];
 
        /* VRAM carveout, used when no IOMMU: */
diff --git a/drivers/gpu/drm/msm/msm_kms.c b/drivers/gpu/drm/msm/msm_kms.c
index 
49a56873100b2fdcded3eb6adcc7032bf404212c..9dfe0fb4755ddd11277f524234297ccd5ea96001
 100644
--- a/drivers/gpu/drm/msm/msm_kms.c
+++ b/drivers/gpu/drm/msm/msm_kms.c
@@ -245,7 +245,7 @@ void msm_drm_kms_uninit(struct device *dev)
        flush_workqueue(kms->wq);
 
        /* clean up event worker threads */
-       for (i = 0; i < priv->num_crtcs; i++) {
+       for (i = 0; i < MAX_CRTCS; i++) {
                if (priv->event_thread[i].worker)
                        kthread_destroy_worker(priv->event_thread[i].worker);
        }
@@ -313,7 +313,7 @@ int msm_drm_kms_init(struct device *dev, const struct 
drm_driver *drv)
                sched_set_fifo(ev_thread->worker->task);
        }
 
-       ret = drm_vblank_init(ddev, priv->num_crtcs);
+       ret = drm_vblank_init(ddev, ddev->mode_config.num_crtc);
        if (ret < 0) {
                DRM_DEV_ERROR(dev, "failed to initialize vblank\n");
                goto err_msm_uninit;

-- 
2.39.5

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