resource pool manager utility was introduced to manage rotator sessions. Removing the support as the rotator feature doesn't exist.
Signed-off-by: Jeykumar Sankaran jsanka@codeaurora.org Reviewed-by: Sean Paul seanpaul@chromium.org
--- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 205 ------------------------------- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h | 56 --------- 2 files changed, 261 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index a4fab042..92eda3e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -97,187 +97,6 @@ static inline int _dpu_crtc_power_enable(struct dpu_crtc *dpu_crtc, bool enable) return 0; }
-/** - * _dpu_crtc_rp_to_crtc - get crtc from resource pool object - * @rp: Pointer to resource pool - * return: Pointer to drm crtc if success; null otherwise - */ -static struct drm_crtc *_dpu_crtc_rp_to_crtc(struct dpu_crtc_respool *rp) -{ - if (!rp) - return NULL; - - return container_of(rp, struct dpu_crtc_state, rp)->base.crtc; -} - -/** - * _dpu_crtc_rp_reclaim - reclaim unused, or all if forced, resources in pool - * @rp: Pointer to resource pool - * @force: True to reclaim all resources; otherwise, reclaim only unused ones - * return: None - */ -static void _dpu_crtc_rp_reclaim(struct dpu_crtc_respool *rp, bool force) -{ - struct dpu_crtc_res *res, *next; - struct drm_crtc *crtc; - - crtc = _dpu_crtc_rp_to_crtc(rp); - if (!crtc) { - DPU_ERROR("invalid crtc\n"); - return; - } - - DPU_DEBUG("crtc%d.%u %s\n", crtc->base.id, rp->sequence_id, - force ? "destroy" : "free_unused"); - - list_for_each_entry_safe(res, next, &rp->res_list, list) { - if (!force && !(res->flags & DPU_CRTC_RES_FLAG_FREE)) - continue; - DPU_DEBUG("crtc%d.%u reclaim res:0x%x/0x%llx/%pK/%d\n", - crtc->base.id, rp->sequence_id, - res->type, res->tag, res->val, - atomic_read(&res->refcount)); - list_del(&res->list); - if (res->ops.put) - res->ops.put(res->val); - kfree(res); - } -} - -/** - * _dpu_crtc_rp_free_unused - free unused resource in pool - * @rp: Pointer to resource pool - * return: none - */ -static void _dpu_crtc_rp_free_unused(struct dpu_crtc_respool *rp) -{ - mutex_lock(rp->rp_lock); - _dpu_crtc_rp_reclaim(rp, false); - mutex_unlock(rp->rp_lock); -} - -/** - * _dpu_crtc_rp_destroy - destroy resource pool - * @rp: Pointer to resource pool - * return: None - */ -static void _dpu_crtc_rp_destroy(struct dpu_crtc_respool *rp) -{ - mutex_lock(rp->rp_lock); - list_del_init(&rp->rp_list); - _dpu_crtc_rp_reclaim(rp, true); - mutex_unlock(rp->rp_lock); -} - -/** - * _dpu_crtc_hw_blk_get - get callback for hardware block - * @val: Resource handle - * @type: Resource type - * @tag: Search tag for given resource - * return: Resource handle - */ -static void *_dpu_crtc_hw_blk_get(void *val, u32 type, u64 tag) -{ - DPU_DEBUG("res:%d/0x%llx/%pK\n", type, tag, val); - return dpu_hw_blk_get(val, type, tag); -} - -/** - * _dpu_crtc_hw_blk_put - put callback for hardware block - * @val: Resource handle - * return: None - */ -static void _dpu_crtc_hw_blk_put(void *val) -{ - DPU_DEBUG("res://%pK\n", val); - dpu_hw_blk_put(val); -} - -/** - * _dpu_crtc_rp_duplicate - duplicate resource pool and reset reference count - * @rp: Pointer to original resource pool - * @dup_rp: Pointer to duplicated resource pool - * return: None - */ -static void _dpu_crtc_rp_duplicate(struct dpu_crtc_respool *rp, - struct dpu_crtc_respool *dup_rp) -{ - struct dpu_crtc_res *res, *dup_res; - struct drm_crtc *crtc; - - if (!rp || !dup_rp || !rp->rp_head) { - DPU_ERROR("invalid resource pool\n"); - return; - } - - crtc = _dpu_crtc_rp_to_crtc(rp); - if (!crtc) { - DPU_ERROR("invalid crtc\n"); - return; - } - - DPU_DEBUG("crtc%d.%u duplicate\n", crtc->base.id, rp->sequence_id); - - mutex_lock(rp->rp_lock); - dup_rp->sequence_id = rp->sequence_id + 1; - INIT_LIST_HEAD(&dup_rp->res_list); - dup_rp->ops = rp->ops; - list_for_each_entry(res, &rp->res_list, list) { - dup_res = kzalloc(sizeof(struct dpu_crtc_res), GFP_KERNEL); - if (!dup_res) { - mutex_unlock(rp->rp_lock); - return; - } - INIT_LIST_HEAD(&dup_res->list); - atomic_set(&dup_res->refcount, 0); - dup_res->type = res->type; - dup_res->tag = res->tag; - dup_res->val = res->val; - dup_res->ops = res->ops; - dup_res->flags = DPU_CRTC_RES_FLAG_FREE; - DPU_DEBUG("crtc%d.%u dup res:0x%x/0x%llx/%pK/%d\n", - crtc->base.id, dup_rp->sequence_id, - dup_res->type, dup_res->tag, dup_res->val, - atomic_read(&dup_res->refcount)); - list_add_tail(&dup_res->list, &dup_rp->res_list); - if (dup_res->ops.get) - dup_res->ops.get(dup_res->val, 0, -1); - } - - dup_rp->rp_lock = rp->rp_lock; - dup_rp->rp_head = rp->rp_head; - INIT_LIST_HEAD(&dup_rp->rp_list); - list_add_tail(&dup_rp->rp_list, rp->rp_head); - mutex_unlock(rp->rp_lock); -} - -/** - * _dpu_crtc_rp_reset - reset resource pool after allocation - * @rp: Pointer to original resource pool - * @rp_lock: Pointer to serialization resource pool lock - * @rp_head: Pointer to crtc resource pool head - * return: None - */ -static void _dpu_crtc_rp_reset(struct dpu_crtc_respool *rp, - struct mutex *rp_lock, struct list_head *rp_head) -{ - if (!rp || !rp_lock || !rp_head) { - DPU_ERROR("invalid resource pool\n"); - return; - } - - mutex_lock(rp_lock); - rp->rp_lock = rp_lock; - rp->rp_head = rp_head; - INIT_LIST_HEAD(&rp->rp_list); - rp->sequence_id = 0; - INIT_LIST_HEAD(&rp->res_list); - rp->ops.get = _dpu_crtc_hw_blk_get; - rp->ops.put = _dpu_crtc_hw_blk_put; - list_add_tail(&rp->rp_list, rp->rp_head); - mutex_unlock(rp_lock); -} - static void dpu_crtc_destroy(struct drm_crtc *crtc) { struct dpu_crtc *dpu_crtc = to_dpu_crtc(crtc); @@ -965,8 +784,6 @@ static void dpu_crtc_destroy_state(struct drm_crtc *crtc,
DPU_DEBUG("crtc%d\n", crtc->base.id);
- _dpu_crtc_rp_destroy(&cstate->rp); - __drm_atomic_helper_crtc_destroy_state(state);
kfree(cstate); @@ -1220,8 +1037,6 @@ static struct drm_crtc_state *dpu_crtc_duplicate_state(struct drm_crtc *crtc) /* duplicate base helper */ __drm_atomic_helper_crtc_duplicate_state(crtc, &cstate->base);
- _dpu_crtc_rp_duplicate(&old_cstate->rp, &cstate->rp); - return &cstate->base; }
@@ -1258,9 +1073,6 @@ static void dpu_crtc_reset(struct drm_crtc *crtc) return; }
- _dpu_crtc_rp_reset(&cstate->rp, &dpu_crtc->rp_lock, - &dpu_crtc->rp_head); - cstate->base.crtc = crtc; crtc->state = &cstate->base; } @@ -1670,7 +1482,6 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc, }
end: - _dpu_crtc_rp_free_unused(&cstate->rp); kfree(pstates); return rc; } @@ -1839,8 +1650,6 @@ static int dpu_crtc_debugfs_state_show(struct seq_file *s, void *v) { struct drm_crtc *crtc = (struct drm_crtc *) s->private; struct dpu_crtc *dpu_crtc = to_dpu_crtc(crtc); - struct dpu_crtc_res *res; - struct dpu_crtc_respool *rp; int i;
seq_printf(s, "client type: %d\n", dpu_crtc_get_client_type(crtc)); @@ -1857,17 +1666,6 @@ static int dpu_crtc_debugfs_state_show(struct seq_file *s, void *v) dpu_crtc->cur_perf.max_per_pipe_ib[i]); }
- mutex_lock(&dpu_crtc->rp_lock); - list_for_each_entry(rp, &dpu_crtc->rp_head, rp_list) { - seq_printf(s, "rp.%d: ", rp->sequence_id); - list_for_each_entry(res, &rp->res_list, list) - seq_printf(s, "0x%x/0x%llx/%pK/%d ", - res->type, res->tag, res->val, - atomic_read(&res->refcount)); - seq_puts(s, "\n"); - } - mutex_unlock(&dpu_crtc->rp_lock); - return 0; } DEFINE_DPU_DEBUGFS_SEQ_FOPS(dpu_crtc_debugfs_state); @@ -1982,9 +1780,6 @@ struct drm_crtc *dpu_crtc_init(struct drm_device *dev, struct drm_plane *plane, spin_lock_init(&dpu_crtc->spin_lock); atomic_set(&dpu_crtc->frame_pending, 0);
- mutex_init(&dpu_crtc->rp_lock); - INIT_LIST_HEAD(&dpu_crtc->rp_head); - init_completion(&dpu_crtc->frame_done_comp);
INIT_LIST_HEAD(&dpu_crtc->frame_event_list); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h index 34ce724..5498c00 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h @@ -159,8 +159,6 @@ struct dpu_crtc_frame_event { * @phandle: Pointer to power handler * @power_event : registered power event handle * @cur_perf : current performance committed to clock/bandwidth driver - * @rp_lock : serialization lock for resource pool - * @rp_head : list of active resource pool */ struct dpu_crtc { struct drm_crtc base; @@ -207,65 +205,12 @@ struct dpu_crtc {
struct dpu_core_perf_params cur_perf;
- struct mutex rp_lock; - struct list_head rp_head; - struct dpu_crtc_smmu_state_data smmu_state; };
#define to_dpu_crtc(x) container_of(x, struct dpu_crtc, base)
/** - * struct dpu_crtc_res_ops - common operations for crtc resources - * @get: get given resource - * @put: put given resource - */ -struct dpu_crtc_res_ops { - void *(*get)(void *val, u32 type, u64 tag); - void (*put)(void *val); -}; - -#define DPU_CRTC_RES_FLAG_FREE BIT(0) - -/** - * struct dpu_crtc_res - definition of crtc resources - * @list: list of crtc resource - * @type: crtc resource type - * @tag: unique identifier per type - * @refcount: reference/usage count - * @ops: callback operations - * @val: resource handle associated with type/tag - * @flags: customization flags - */ -struct dpu_crtc_res { - struct list_head list; - u32 type; - u64 tag; - atomic_t refcount; - struct dpu_crtc_res_ops ops; - void *val; - u32 flags; -}; - -/** - * dpu_crtc_respool - crtc resource pool - * @rp_lock: pointer to serialization lock - * @rp_head: pointer to head of active resource pools of this crtc - * @rp_list: list of crtc resource pool - * @sequence_id: sequence identifier, incremented per state duplication - * @res_list: list of resource managed by this resource pool - * @ops: resource operations for parent resource pool - */ -struct dpu_crtc_respool { - struct mutex *rp_lock; - struct list_head *rp_head; - struct list_head rp_list; - u32 sequence_id; - struct list_head res_list; - struct dpu_crtc_res_ops ops; -}; - -/** * struct dpu_crtc_state - dpu container for atomic crtc state * @base: Base drm crtc state structure * @is_ppsplit : Whether current topology requires PPSplit special handling @@ -290,7 +235,6 @@ struct dpu_crtc_state { uint64_t input_fence_timeout_ns;
struct dpu_core_perf_params new_perf; - struct dpu_crtc_respool rp; };
#define to_dpu_crtc_state(x) \