From: Rob Clark robdclark@chromium.org
Add msm_kms_destroy() and add err return from msm_kms_init(). Prep work for next patch.
Signed-off-by: Rob Clark robdclark@chromium.org --- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 8 +++++++- drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c | 8 +++++++- drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c | 11 ++++++++--- drivers/gpu/drm/msm/disp/mdp_kms.h | 9 +++++++-- drivers/gpu/drm/msm/msm_kms.h | 8 +++++++- 5 files changed, 36 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index d93c44f6996d..b77d1a9ace2b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -718,6 +718,8 @@ static void dpu_kms_destroy(struct msm_kms *kms) dpu_kms = to_dpu_kms(kms);
_dpu_kms_hw_destroy(dpu_kms); + + msm_kms_destroy(&dpu_kms->base); }
static void _dpu_kms_set_encoder_mode(struct msm_kms *kms, @@ -1108,7 +1110,11 @@ static int dpu_bind(struct device *dev, struct device *master, void *data)
platform_set_drvdata(pdev, dpu_kms);
- msm_kms_init(&dpu_kms->base, &kms_funcs); + ret = msm_kms_init(&dpu_kms->base, &kms_funcs); + if (ret) { + DPU_ERROR("failed to init kms, ret=%d\n", ret); + goto err; + } dpu_kms->dev = ddev; dpu_kms->pdev = pdev;
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c index dbf8d429223e..3d729270bde1 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c @@ -175,6 +175,8 @@ static void mdp4_destroy(struct msm_kms *kms) if (mdp4_kms->rpm_enabled) pm_runtime_disable(dev);
+ mdp_kms_destroy(&mdp4_kms->base); + kfree(mdp4_kms); }
@@ -427,7 +429,11 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev) goto fail; }
- mdp_kms_init(&mdp4_kms->base, &kms_funcs); + ret = mdp_kms_init(&mdp4_kms->base, &kms_funcs); + if (ret) { + DRM_DEV_ERROR(dev->dev, "failed to init kms\n"); + goto fail; + }
kms = &mdp4_kms->base.base;
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c index e193865ce9a2..b3eecf869477 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c @@ -232,6 +232,8 @@ static void mdp5_kms_destroy(struct msm_kms *kms) aspace->mmu->funcs->detach(aspace->mmu); msm_gem_address_space_put(aspace); } + + mdp_kms_destroy(&mdp5_kms->base); }
#ifdef CONFIG_DEBUG_FS @@ -592,11 +594,14 @@ struct msm_kms *mdp5_kms_init(struct drm_device *dev) return NULL;
mdp5_kms = to_mdp5_kms(to_mdp_kms(kms)); - - mdp_kms_init(&mdp5_kms->base, &kms_funcs); - pdev = mdp5_kms->pdev;
+ ret = mdp_kms_init(&mdp5_kms->base, &kms_funcs); + if (ret) { + DRM_DEV_ERROR(&pdev->dev, "failed to init kms\n"); + goto fail; + } + irq = irq_of_parse_and_map(pdev->dev.of_node, 0); if (irq < 0) { ret = irq; diff --git a/drivers/gpu/drm/msm/disp/mdp_kms.h b/drivers/gpu/drm/msm/disp/mdp_kms.h index 1535c5618491..b0286d5d5130 100644 --- a/drivers/gpu/drm/msm/disp/mdp_kms.h +++ b/drivers/gpu/drm/msm/disp/mdp_kms.h @@ -36,12 +36,17 @@ struct mdp_kms { }; #define to_mdp_kms(x) container_of(x, struct mdp_kms, base)
-static inline void mdp_kms_init(struct mdp_kms *mdp_kms, +static inline int mdp_kms_init(struct mdp_kms *mdp_kms, const struct mdp_kms_funcs *funcs) { mdp_kms->funcs = funcs; INIT_LIST_HEAD(&mdp_kms->irq_list); - msm_kms_init(&mdp_kms->base, &funcs->base); + return msm_kms_init(&mdp_kms->base, &funcs->base); +} + +static inline void mdp_kms_destroy(struct mdp_kms *mdp_kms) +{ + msm_kms_destroy(&mdp_kms->base); }
/* diff --git a/drivers/gpu/drm/msm/msm_kms.h b/drivers/gpu/drm/msm/msm_kms.h index 1cbef6b200b7..0be9e6487556 100644 --- a/drivers/gpu/drm/msm/msm_kms.h +++ b/drivers/gpu/drm/msm/msm_kms.h @@ -160,7 +160,7 @@ struct msm_kms { struct msm_pending_timer pending_timers[MAX_CRTCS]; };
-static inline void msm_kms_init(struct msm_kms *kms, +static inline int msm_kms_init(struct msm_kms *kms, const struct msm_kms_funcs *funcs) { unsigned i; @@ -170,6 +170,12 @@ static inline void msm_kms_init(struct msm_kms *kms,
for (i = 0; i < ARRAY_SIZE(kms->pending_timers); i++) msm_atomic_init_pending_timer(&kms->pending_timers[i], kms, i); + + return 0; +} + +static inline void msm_kms_destroy(struct msm_kms *kms) +{ }
struct msm_kms *mdp4_kms_init(struct drm_device *dev);