From: Jeykumar Sankaran <jsa...@codeaurora.org>
resource pool manager utility was introduced to manage
rotator sessions. Removing the support as the rotator
feature doesn't exist.
changes in v2:
- none
Signed-off-by: Jeykumar Sankaran <jsa...@codeaurora.org>
Signed-off-by: Sravanthi Kollukuduru <skoll...@codeaurora.org>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 494 -------------------------------
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h | 86 ------
2 files changed, 580 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 9ca8325..426e2ad 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -98,476 +98,6 @@ 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);
-}
-
-/**
- * _dpu_crtc_rp_add_no_lock - add given resource to resource pool without lock
- * @rp: Pointer to original resource pool
- * @type: Resource type
- * @tag: Search tag for given resource
- * @val: Resource handle
- * @ops: Resource callback operations
- * return: 0 if success; error code otherwise
- */
-static int _dpu_crtc_rp_add_no_lock(struct dpu_crtc_respool *rp, u32 type,
- u64 tag, void *val, struct dpu_crtc_res_ops *ops)
-{
- struct dpu_crtc_res *res;
- struct drm_crtc *crtc;
-
- if (!rp || !ops) {
- DPU_ERROR("invalid resource pool/ops\n");
- return -EINVAL;
- }
-
- crtc = _dpu_crtc_rp_to_crtc(rp);
- if (!crtc) {
- DPU_ERROR("invalid crtc\n");
- return -EINVAL;
- }
-
- list_for_each_entry(res, &rp->res_list, list) {
- if (res->type != type || res->tag != tag)
- continue;
- DPU_ERROR("crtc%d.%u already exist res:0x%x/0x%llx/%pK/%d\n",
- crtc->base.id, rp->sequence_id,
- res->type, res->tag, res->val,
- atomic_read(&res->refcount));
- return -EEXIST;
- }
- res = kzalloc(sizeof(struct dpu_crtc_res), GFP_KERNEL);
- if (!res)
- return -ENOMEM;
- INIT_LIST_HEAD(&res->list);
- atomic_set(&res->refcount, 1);
- res->type = type;
- res->tag = tag;
- res->val = val;
- res->ops = *ops;
- list_add_tail(&res->list, &rp->res_list);
- DPU_DEBUG("crtc%d.%u added res:0x%x/0x%llx\n",
- crtc->base.id, rp->sequence_id, type, tag);
- return 0;
-}
-
-/**
- * _dpu_crtc_rp_add - add given resource to resource pool
- * @rp: Pointer to original resource pool
- * @type: Resource type
- * @tag: Search tag for given resource
- * @val: Resource handle
- * @ops: Resource callback operations
- * return: 0 if success; error code otherwise
- */
-static int _dpu_crtc_rp_add(struct dpu_crtc_respool *rp, u32 type, u64 tag,
- void *val, struct dpu_crtc_res_ops *ops)
-{
- int rc;
-
- if (!rp) {
- DPU_ERROR("invalid resource pool\n");
- return -EINVAL;
- }
-
- mutex_lock(rp->rp_lock);
- rc = _dpu_crtc_rp_add_no_lock(rp, type, tag, val, ops);
- mutex_unlock(rp->rp_lock);
- return rc;
-}
-
-/**
- * _dpu_crtc_rp_get - lookup the resource from given resource pool and obtain
- * if available; otherwise, obtain resource from global pool
- * @rp: Pointer to original resource pool
- * @type: Resource type
- * @tag: Search tag for given resource
- * return: Resource handle if success; pointer error or null otherwise
- */
-static void *_dpu_crtc_rp_get(struct dpu_crtc_respool *rp, u32 type, u64 tag)
-{
- struct dpu_crtc_respool *old_rp;
- struct dpu_crtc_res *res;
- void *val = NULL;
- int rc;
- struct drm_crtc *crtc;
-
- if (!rp) {
- DPU_ERROR("invalid resource pool\n");
- return NULL;
- }
-
- crtc = _dpu_crtc_rp_to_crtc(rp);
- if (!crtc) {
- DPU_ERROR("invalid crtc\n");
- return NULL;
- }
-
- mutex_lock(rp->rp_lock);
- list_for_each_entry(res, &rp->res_list, list) {
- if (res->type != type || res->tag != tag)
- continue;
- DPU_DEBUG("crtc%d.%u found res:0x%x/0x%llx/%pK/%d\n",
- crtc->base.id, rp->sequence_id,
- res->type, res->tag, res->val,
- atomic_read(&res->refcount));
- atomic_inc(&res->refcount);
- res->flags &= ~DPU_CRTC_RES_FLAG_FREE;
- mutex_unlock(rp->rp_lock);
- return res->val;
- }
- list_for_each_entry(res, &rp->res_list, list) {
- if (res->type != type || !(res->flags & DPU_CRTC_RES_FLAG_FREE))
- continue;
- DPU_DEBUG("crtc%d.%u retag res:0x%x/0x%llx/%pK/%d\n",
- crtc->base.id, rp->sequence_id,
- res->type, res->tag, res->val,
- atomic_read(&res->refcount));
- atomic_inc(&res->refcount);
- res->tag = tag;
- res->flags &= ~DPU_CRTC_RES_FLAG_FREE;
- mutex_unlock(rp->rp_lock);
- return res->val;
- }
- /* not in this rp, try to grab from global pool */
- if (rp->ops.get)
- val = rp->ops.get(NULL, type, -1);
- if (!IS_ERR_OR_NULL(val))
- goto add_res;
- /*
- * Search older resource pools for hw blk with matching type,
- * necessary when resource is being used by this object,
- * but in previous states not yet cleaned up.
- *
- * This enables searching of all resources currently owned
- * by this crtc even though the resource might not be used
- * in the current atomic state. This allows those resources
- * to be re-acquired by the new atomic state immediately
- * without waiting for the resources to be fully released.
- */
- else if (IS_ERR_OR_NULL(val) && (type < DPU_HW_BLK_MAX)) {
- list_for_each_entry(old_rp, rp->rp_head, rp_list) {
- if (old_rp == rp)
- continue;
-
- list_for_each_entry(res, &old_rp->res_list, list) {
- if (res->type != type)
- continue;
- DPU_DEBUG(
- "crtc%d.%u found res:0x%x//%pK/ in
crtc%d.%d\n",
- crtc->base.id,
- rp->sequence_id,
- res->type, res->val,
- crtc->base.id,
- old_rp->sequence_id);
- DPU_EVT32_VERBOSE(crtc->base.id,
- rp->sequence_id,
- res->type, res->val,
- crtc->base.id,
- old_rp->sequence_id);
- if (res->ops.get)
- res->ops.get(res->val, 0, -1);
- val = res->val;
- break;
- }
-
- if (!IS_ERR_OR_NULL(val))
- break;
- }
- }
- if (IS_ERR_OR_NULL(val)) {
- DPU_DEBUG("crtc%d.%u failed to get res:0x%x//\n",
- crtc->base.id, rp->sequence_id, type);
- mutex_unlock(rp->rp_lock);
- return NULL;
- }
-add_res:
- rc = _dpu_crtc_rp_add_no_lock(rp, type, tag, val, &rp->ops);
- if (rc) {
- DPU_ERROR("crtc%d.%u failed to add res:0x%x/0x%llx\n",
- crtc->base.id, rp->sequence_id, type, tag);
- if (rp->ops.put)
- rp->ops.put(val);
- val = NULL;
- }
- mutex_unlock(rp->rp_lock);
- return val;
-}
-
-/**
- * _dpu_crtc_rp_put - return given resource to resource pool
- * @rp: Pointer to original resource pool
- * @type: Resource type
- * @tag: Search tag for given resource
- * return: None
- */
-static void _dpu_crtc_rp_put(struct dpu_crtc_respool *rp, u32 type, u64 tag)
-{
- struct dpu_crtc_res *res, *next;
- struct drm_crtc *crtc;
-
- if (!rp) {
- DPU_ERROR("invalid resource pool\n");
- return;
- }
-
- crtc = _dpu_crtc_rp_to_crtc(rp);
- if (!crtc) {
- DPU_ERROR("invalid crtc\n");
- return;
- }
-
- mutex_lock(rp->rp_lock);
- list_for_each_entry_safe(res, next, &rp->res_list, list) {
- if (res->type != type || res->tag != tag)
- continue;
- DPU_DEBUG("crtc%d.%u found res:0x%x/0x%llx/%pK/%d\n",
- crtc->base.id, rp->sequence_id,
- res->type, res->tag, res->val,
- atomic_read(&res->refcount));
- if (res->flags & DPU_CRTC_RES_FLAG_FREE)
- DPU_ERROR(
- "crtc%d.%u already free
res:0x%x/0x%llx/%pK/%d\n",
- crtc->base.id, rp->sequence_id,
- res->type, res->tag, res->val,
- atomic_read(&res->refcount));
- else if (atomic_dec_return(&res->refcount) == 0)
- res->flags |= DPU_CRTC_RES_FLAG_FREE;
-
- mutex_unlock(rp->rp_lock);
- return;
- }
- DPU_ERROR("crtc%d.%u not found res:0x%x/0x%llx\n",
- crtc->base.id, rp->sequence_id, type, tag);
- mutex_unlock(rp->rp_lock);
-}
-
-int dpu_crtc_res_add(struct drm_crtc_state *state, u32 type, u64 tag,
- void *val, struct dpu_crtc_res_ops *ops)
-{
- struct dpu_crtc_respool *rp;
-
- if (!state) {
- DPU_ERROR("invalid parameters\n");
- return -EINVAL;
- }
-
- rp = &to_dpu_crtc_state(state)->rp;
- return _dpu_crtc_rp_add(rp, type, tag, val, ops);
-}
-
-void *dpu_crtc_res_get(struct drm_crtc_state *state, u32 type, u64 tag)
-{
- struct dpu_crtc_respool *rp;
- void *val;
-
- if (!state) {
- DPU_ERROR("invalid parameters\n");
- return NULL;
- }
-
- rp = &to_dpu_crtc_state(state)->rp;
- val = _dpu_crtc_rp_get(rp, type, tag);
- if (IS_ERR(val)) {
- DPU_ERROR("failed to get res type:0x%x:0x%llx\n",
- type, tag);
- return NULL;
- }
-
- return val;
-}
-
-void dpu_crtc_res_put(struct drm_crtc_state *state, u32 type, u64 tag)
-{
- struct dpu_crtc_respool *rp;
-
- if (!state) {
- DPU_ERROR("invalid parameters\n");
- return;
- }
-
- rp = &to_dpu_crtc_state(state)->rp;
- _dpu_crtc_rp_put(rp, type, tag);
-}
-
static void _dpu_crtc_deinit_events(struct dpu_crtc *dpu_crtc)
{
if (!dpu_crtc)
@@ -1322,8 +852,6 @@ 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);
@@ -1583,8 +1111,6 @@ 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;
}
@@ -1621,9 +1147,6 @@ 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;
}
@@ -2062,7 +1585,6 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc,
}
end:
- _dpu_crtc_rp_free_unused(&cstate->rp);
return rc;
}
@@ -2347,8 +1869,6 @@ 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_state *cstate = to_dpu_crtc_state(crtc->state);
- struct dpu_crtc_res *res;
- struct dpu_crtc_respool *rp;
int i;
seq_printf(s, "num_connectors: %d\n", cstate->num_connectors);
@@ -2366,17 +1886,6 @@ 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);
@@ -2588,9 +2097,6 @@ 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 2c3857b..8e6b6c7 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
@@ -181,8 +181,6 @@ struct dpu_crtc_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;
@@ -234,65 +232,12 @@ 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
* @connectors : Currently associated drm connectors
@@ -321,7 +266,6 @@ 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) \
@@ -460,34 +404,4 @@ static inline bool dpu_crtc_is_enabled(struct drm_crtc
*crtc)
int dpu_crtc_event_queue(struct drm_crtc *crtc,
void (*func)(struct drm_crtc *crtc, void *usr), void *usr);
-/**
- * dpu_crtc_res_add - add given resource to resource pool in crtc state
- * @state: Pointer to drm crtc state
- * @type: Resource type
- * @tag: Search tag for given resource
- * @val: Resource handle
- * @ops: Resource callback operations
- * return: 0 if success; error code otherwise
- */
-int dpu_crtc_res_add(struct drm_crtc_state *state, u32 type, u64 tag,
- void *val, struct dpu_crtc_res_ops *ops);
-
-/**
- * dpu_crtc_res_get - get given resource from resource pool in crtc state
- * @state: Pointer to drm crtc state
- * @type: Resource type
- * @tag: Search tag for given resource
- * return: Resource handle if success; pointer error or null otherwise
- */
-void *dpu_crtc_res_get(struct drm_crtc_state *state, u32 type, u64 tag);
-
-/**
- * dpu_crtc_res_put - return given resource to resource pool in crtc state
- * @state: Pointer to drm crtc state
- * @type: Resource type
- * @tag: Search tag for given resource
- * return: None
- */
-void dpu_crtc_res_put(struct drm_crtc_state *state, u32 type, u64 tag);
-
#endif /* _DPU_CRTC_H_ */
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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