[Freedreno] [PATCH 3/6] drm/msm/dpu: allow just single IRQ callback
Abhinav Kumar
quic_abhinavk at quicinc.com
Tue Feb 15 23:58:19 UTC 2022
On 2/1/2022 7:10 AM, Dmitry Baryshkov wrote:
> DPU interrupts code allows multiple callbacks per interrut. In reality
> none of the interrupts is shared between blocks (and will probably never
> be). Drop support for registering multiple callbacks per interrupt to
> simplify interrupt handling code.
>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
I think this has some kbot issues, will ack once those are addressed.
> ---
> drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h | 16 +-
> drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 7 +-
> .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h | 2 +-
> .../drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c | 10 +-
> .../drm/msm/disp/dpu1/dpu_encoder_phys_vid.c | 6 +-
> .../gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c | 140 ++++++------------
> .../gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h | 12 +-
> drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h | 12 --
> drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h | 12 +-
> 9 files changed, 75 insertions(+), 142 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h
> index 6dce5d89f817..b5b6e7031fb9 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h
> @@ -44,10 +44,8 @@ u32 dpu_core_irq_read(
> * interrupt
> * @dpu_kms: DPU handle
> * @irq_idx: irq index
> - * @irq_cb: IRQ callback structure, containing callback function
> - * and argument. Passing NULL for irq_cb will unregister
> - * the callback for the given irq_idx
> - * This must exist until un-registration.
> + * @irq_cb: IRQ callback funcion.
> + * @irq_arg: IRQ callback argument.
> * @return: 0 for success registering callback, otherwise failure
> *
> * This function supports registration of multiple callbacks for each interrupt.
> @@ -55,25 +53,21 @@ u32 dpu_core_irq_read(
> int dpu_core_irq_register_callback(
> struct dpu_kms *dpu_kms,
> int irq_idx,
> - struct dpu_irq_callback *irq_cb);
> + void (*irq_cb)(void *arg, int irq_idx),
> + void *irq_arg);
>
> /**
> * dpu_core_irq_unregister_callback - For unregistering callback function on IRQ
> * interrupt
> * @dpu_kms: DPU handle
> * @irq_idx: irq index
> - * @irq_cb: IRQ callback structure, containing callback function
> - * and argument. Passing NULL for irq_cb will unregister
> - * the callback for the given irq_idx
> - * This must match with registration.
> * @return: 0 for success registering callback, otherwise failure
> *
> * This function supports registration of multiple callbacks for each interrupt.
> */
> int dpu_core_irq_unregister_callback(
> struct dpu_kms *dpu_kms,
> - int irq_idx,
> - struct dpu_irq_callback *irq_cb);
> + int irq_idx);
>
> /**
> * dpu_debugfs_core_irq_init - register core irq debugfs
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
> index 5576b8a3e6ee..17ca149e7dcd 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
> @@ -311,7 +311,7 @@ int dpu_encoder_helper_wait_for_irq(struct dpu_encoder_phys *phys_enc,
> phys_enc->hw_pp->idx - PINGPONG_0,
> atomic_read(wait_info->atomic_cnt));
> local_irq_save(flags);
> - irq->cb.func(phys_enc, irq->irq_idx);
> + irq->func(phys_enc, irq->irq_idx);
> local_irq_restore(flags);
> ret = 0;
> } else {
> @@ -352,7 +352,7 @@ int dpu_encoder_helper_register_irq(struct dpu_encoder_phys *phys_enc,
> }
>
> ret = dpu_core_irq_register_callback(phys_enc->dpu_kms, irq->irq_idx,
> - &irq->cb);
> + irq->func, phys_enc);
> if (ret) {
> DPU_ERROR_PHYS(phys_enc,
> "failed to register IRQ callback for %s\n",
> @@ -383,8 +383,7 @@ int dpu_encoder_helper_unregister_irq(struct dpu_encoder_phys *phys_enc,
> return 0;
> }
>
> - ret = dpu_core_irq_unregister_callback(phys_enc->dpu_kms, irq->irq_idx,
> - &irq->cb);
> + ret = dpu_core_irq_unregister_callback(phys_enc->dpu_kms, irq->irq_idx);
> if (ret) {
> DRM_ERROR("unreg cb fail id=%u, intr=%d, irq=%d ret=%d",
> DRMID(phys_enc->parent), intr_idx,
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
> index e7270eb6b84b..80d87871fd94 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
> @@ -174,7 +174,7 @@ struct dpu_encoder_irq {
> const char *name;
> enum dpu_intr_idx intr_idx;
> int irq_idx;
> - struct dpu_irq_callback cb;
> + void (*func)(void *arg, int irq_idx);
> };
>
> /**
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
> index 34a6940d12c5..a0652bdcf59b 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
> @@ -782,30 +782,28 @@ struct dpu_encoder_phys *dpu_encoder_phys_cmd_init(
> phys_enc->enable_state = DPU_ENC_DISABLED;
> for (i = 0; i < INTR_IDX_MAX; i++) {
> irq = &phys_enc->irq[i];
> - INIT_LIST_HEAD(&irq->cb.list);
> irq->irq_idx = -EINVAL;
> - irq->cb.arg = phys_enc;
> }
>
> irq = &phys_enc->irq[INTR_IDX_CTL_START];
> irq->name = "ctl_start";
> irq->intr_idx = INTR_IDX_CTL_START;
> - irq->cb.func = dpu_encoder_phys_cmd_ctl_start_irq;
> + irq->func = dpu_encoder_phys_cmd_ctl_start_irq;
>
> irq = &phys_enc->irq[INTR_IDX_PINGPONG];
> irq->name = "pp_done";
> irq->intr_idx = INTR_IDX_PINGPONG;
> - irq->cb.func = dpu_encoder_phys_cmd_pp_tx_done_irq;
> + irq->func = dpu_encoder_phys_cmd_pp_tx_done_irq;
>
> irq = &phys_enc->irq[INTR_IDX_RDPTR];
> irq->name = "pp_rd_ptr";
> irq->intr_idx = INTR_IDX_RDPTR;
> - irq->cb.func = dpu_encoder_phys_cmd_pp_rd_ptr_irq;
> + irq->func = dpu_encoder_phys_cmd_pp_rd_ptr_irq;
>
> irq = &phys_enc->irq[INTR_IDX_UNDERRUN];
> irq->name = "underrun";
> irq->intr_idx = INTR_IDX_UNDERRUN;
> - irq->cb.func = dpu_encoder_phys_cmd_underrun_irq;
> + irq->func = dpu_encoder_phys_cmd_underrun_irq;
>
> atomic_set(&phys_enc->vblank_refcount, 0);
> atomic_set(&phys_enc->pending_kickoff_cnt, 0);
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
> index ddd9d89cd456..407e45e2010b 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
> @@ -725,20 +725,18 @@ struct dpu_encoder_phys *dpu_encoder_phys_vid_init(
> phys_enc->enc_spinlock = p->enc_spinlock;
> for (i = 0; i < INTR_IDX_MAX; i++) {
> irq = &phys_enc->irq[i];
> - INIT_LIST_HEAD(&irq->cb.list);
> irq->irq_idx = -EINVAL;
> - irq->cb.arg = phys_enc;
> }
>
> irq = &phys_enc->irq[INTR_IDX_VSYNC];
> irq->name = "vsync_irq";
> irq->intr_idx = INTR_IDX_VSYNC;
> - irq->cb.func = dpu_encoder_phys_vid_vblank_irq;
> + irq->func = dpu_encoder_phys_vid_vblank_irq;
>
> irq = &phys_enc->irq[INTR_IDX_UNDERRUN];
> irq->name = "underrun";
> irq->intr_idx = INTR_IDX_UNDERRUN;
> - irq->cb.func = dpu_encoder_phys_vid_underrun_irq;
> + irq->func = dpu_encoder_phys_vid_underrun_irq;
>
> atomic_set(&phys_enc->vblank_refcount, 0);
> atomic_set(&phys_enc->pending_kickoff_cnt, 0);
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
> index 85404c9ab4e1..8297498f2279 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
> @@ -145,21 +145,17 @@ static const struct dpu_intr_reg dpu_intr_set[] = {
> */
> static void dpu_core_irq_callback_handler(struct dpu_kms *dpu_kms, int irq_idx)
> {
> - struct dpu_irq_callback *cb;
> -
> VERB("irq_idx=%d\n", irq_idx);
>
> - if (list_empty(&dpu_kms->hw_intr->irq_cb_tbl[irq_idx]))
> + if (!dpu_kms->hw_intr->irq_tbl[irq_idx].cb)
> DRM_ERROR("no registered cb, idx:%d\n", irq_idx);
>
> - atomic_inc(&dpu_kms->hw_intr->irq_counts[irq_idx]);
> + atomic_inc(&dpu_kms->hw_intr->irq_tbl[irq_idx].count);
>
> /*
> * Perform registered function callback
> */
> - list_for_each_entry(cb, &dpu_kms->hw_intr->irq_cb_tbl[irq_idx], list)
> - if (cb->func)
> - cb->func(cb->arg, irq_idx);
> + dpu_kms->hw_intr->irq_tbl[irq_idx].cb(dpu_kms->hw_intr->irq_tbl[irq_idx].arg, irq_idx);
> }
>
> irqreturn_t dpu_core_irq(struct msm_kms *kms)
> @@ -408,24 +404,18 @@ struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr,
> struct dpu_mdss_cfg *m)
> {
> struct dpu_hw_intr *intr;
> + int nirq = MDP_INTR_MAX * 32;
>
> if (!addr || !m)
> return ERR_PTR(-EINVAL);
>
> - intr = kzalloc(sizeof(*intr), GFP_KERNEL);
> + intr = kzalloc(struct_size(intr, irq_tbl, nirq), GFP_KERNEL);
> if (!intr)
> return ERR_PTR(-ENOMEM);
>
> __intr_offset(m, addr, &intr->hw);
>
> - intr->total_irqs = ARRAY_SIZE(dpu_intr_set) * 32;
> -
> - intr->cache_irq_mask = kcalloc(ARRAY_SIZE(dpu_intr_set), sizeof(u32),
> - GFP_KERNEL);
> - if (intr->cache_irq_mask == NULL) {
> - kfree(intr);
> - return ERR_PTR(-ENOMEM);
> - }
> + intr->total_irqs = nirq;
>
> intr->irq_mask = m->mdss_irqs;
>
> @@ -436,31 +426,19 @@ struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr,
>
> void dpu_hw_intr_destroy(struct dpu_hw_intr *intr)
> {
> - if (intr) {
> - kfree(intr->cache_irq_mask);
> -
> - kfree(intr->irq_cb_tbl);
> - kfree(intr->irq_counts);
> -
> + if (intr)
> kfree(intr);
> - }
> }
>
> int dpu_core_irq_register_callback(struct dpu_kms *dpu_kms, int irq_idx,
> - struct dpu_irq_callback *register_irq_cb)
> + void (*irq_cb)(void *arg, int irq_idx),
> + void *irq_arg)
> {
> unsigned long irq_flags;
> + int ret;
>
> - if (!dpu_kms->hw_intr->irq_cb_tbl) {
> - DPU_ERROR("invalid params\n");
> - return -EINVAL;
> - }
> -
> - if (!register_irq_cb || !register_irq_cb->func) {
> - DPU_ERROR("invalid irq_cb:%d func:%d\n",
> - register_irq_cb != NULL,
> - register_irq_cb ?
> - register_irq_cb->func != NULL : -1);
> + if (!irq_cb) {
> + DPU_ERROR("invalid ird_idx:%d irq_cb:%ps\n", irq_idx, irq_cb);
> return -EINVAL;
> }
>
> @@ -472,41 +450,32 @@ int dpu_core_irq_register_callback(struct dpu_kms *dpu_kms, int irq_idx,
> VERB("[%pS] irq_idx=%d\n", __builtin_return_address(0), irq_idx);
>
> spin_lock_irqsave(&dpu_kms->hw_intr->irq_lock, irq_flags);
> - trace_dpu_core_irq_register_callback(irq_idx, register_irq_cb);
> - list_del_init(®ister_irq_cb->list);
> - list_add_tail(®ister_irq_cb->list,
> - &dpu_kms->hw_intr->irq_cb_tbl[irq_idx]);
> - if (list_is_first(®ister_irq_cb->list,
> - &dpu_kms->hw_intr->irq_cb_tbl[irq_idx])) {
> - int ret = dpu_hw_intr_enable_irq_locked(
> +
> + if (unlikely(WARN_ON(dpu_kms->hw_intr->irq_tbl[irq_idx].cb))) {
> + spin_unlock_irqrestore(&dpu_kms->hw_intr->irq_lock, irq_flags);
> +
> + return -EBUSY;
> + }
> +
> + trace_dpu_core_irq_register_callback(irq_idx, irq_cb);
> + dpu_kms->hw_intr->irq_tbl[irq_idx].arg = irq_arg;
> + dpu_kms->hw_intr->irq_tbl[irq_idx].cb = irq_cb;
> +
> + ret = dpu_hw_intr_enable_irq_locked(
> dpu_kms->hw_intr,
> irq_idx);
> - if (ret)
> - DPU_ERROR("Fail to enable IRQ for irq_idx:%d\n",
> + if (ret)
> + DPU_ERROR("Fail to enable IRQ for irq_idx:%d\n",
> irq_idx);
> - }
> spin_unlock_irqrestore(&dpu_kms->hw_intr->irq_lock, irq_flags);
>
> return 0;
> }
>
> -int dpu_core_irq_unregister_callback(struct dpu_kms *dpu_kms, int irq_idx,
> - struct dpu_irq_callback *register_irq_cb)
> +int dpu_core_irq_unregister_callback(struct dpu_kms *dpu_kms, int irq_idx)
> {
> unsigned long irq_flags;
> -
> - if (!dpu_kms->hw_intr->irq_cb_tbl) {
> - DPU_ERROR("invalid params\n");
> - return -EINVAL;
> - }
> -
> - if (!register_irq_cb || !register_irq_cb->func) {
> - DPU_ERROR("invalid irq_cb:%d func:%d\n",
> - register_irq_cb != NULL,
> - register_irq_cb ?
> - register_irq_cb->func != NULL : -1);
> - return -EINVAL;
> - }
> + int ret;
>
> if (irq_idx < 0 || irq_idx >= dpu_kms->hw_intr->total_irqs) {
> DPU_ERROR("invalid IRQ index: [%d]\n", irq_idx);
> @@ -516,18 +485,16 @@ int dpu_core_irq_unregister_callback(struct dpu_kms *dpu_kms, int irq_idx,
> VERB("[%pS] irq_idx=%d\n", __builtin_return_address(0), irq_idx);
>
> spin_lock_irqsave(&dpu_kms->hw_intr->irq_lock, irq_flags);
> - trace_dpu_core_irq_unregister_callback(irq_idx, register_irq_cb);
> - list_del_init(®ister_irq_cb->list);
> - /* empty callback list but interrupt is still enabled */
> - if (list_empty(&dpu_kms->hw_intr->irq_cb_tbl[irq_idx])) {
> - int ret = dpu_hw_intr_disable_irq_locked(
> - dpu_kms->hw_intr,
> - irq_idx);
> - if (ret)
> - DPU_ERROR("Fail to disable IRQ for irq_idx:%d\n",
> - irq_idx);
> - VERB("irq_idx=%d ret=%d\n", irq_idx, ret);
> - }
> + trace_dpu_core_irq_unregister_callback(irq_idx);
> +
> + ret = dpu_hw_intr_disable_irq_locked(dpu_kms->hw_intr, irq_idx);
> + if (ret)
> + DPU_ERROR("Fail to disable IRQ for irq_idx:%d: %d\n",
> + irq_idx, ret);
> +
> + dpu_kms->hw_intr->irq_tbl[irq_idx].cb = NULL;
> + dpu_kms->hw_intr->irq_tbl[irq_idx].arg = NULL;
> +
> spin_unlock_irqrestore(&dpu_kms->hw_intr->irq_lock, irq_flags);
>
> return 0;
> @@ -537,24 +504,18 @@ int dpu_core_irq_unregister_callback(struct dpu_kms *dpu_kms, int irq_idx,
> static int dpu_debugfs_core_irq_show(struct seq_file *s, void *v)
> {
> struct dpu_kms *dpu_kms = s->private;
> - struct dpu_irq_callback *cb;
> unsigned long irq_flags;
> - int i, irq_count, cb_count;
> -
> - if (WARN_ON(!dpu_kms->hw_intr->irq_cb_tbl))
> - return 0;
> + int i, irq_count;
> + void *cb;
>
> for (i = 0; i < dpu_kms->hw_intr->total_irqs; i++) {
> spin_lock_irqsave(&dpu_kms->hw_intr->irq_lock, irq_flags);
> - cb_count = 0;
> - irq_count = atomic_read(&dpu_kms->hw_intr->irq_counts[i]);
> - list_for_each_entry(cb, &dpu_kms->hw_intr->irq_cb_tbl[i], list)
> - cb_count++;
> + irq_count = atomic_read(&dpu_kms->hw_intr->irq_tbl[i].count);
> + cb = dpu_kms->hw_intr->irq_tbl[i].cb;
> spin_unlock_irqrestore(&dpu_kms->hw_intr->irq_lock, irq_flags);
>
> - if (irq_count || cb_count)
> - seq_printf(s, "idx:%d irq:%d cb:%d\n",
> - i, irq_count, cb_count);
> + if (irq_count || cb)
> + seq_printf(s, "idx:%d irq:%d cb:%ps\n", i, irq_count, cb);
> }
>
> return 0;
> @@ -580,15 +541,8 @@ void dpu_core_irq_preinstall(struct msm_kms *kms)
> dpu_disable_all_irqs(dpu_kms);
> pm_runtime_put_sync(&dpu_kms->pdev->dev);
>
> - /* Create irq callbacks for all possible irq_idx */
> - dpu_kms->hw_intr->irq_cb_tbl = kcalloc(dpu_kms->hw_intr->total_irqs,
> - sizeof(struct list_head), GFP_KERNEL);
> - dpu_kms->hw_intr->irq_counts = kcalloc(dpu_kms->hw_intr->total_irqs,
> - sizeof(atomic_t), GFP_KERNEL);
> - for (i = 0; i < dpu_kms->hw_intr->total_irqs; i++) {
> - INIT_LIST_HEAD(&dpu_kms->hw_intr->irq_cb_tbl[i]);
> - atomic_set(&dpu_kms->hw_intr->irq_counts[i], 0);
> - }
> + for (i = 0; i < dpu_kms->hw_intr->total_irqs; i++)
> + atomic_set(&dpu_kms->hw_intr->irq_tbl[i].count, 0);
> }
>
> void dpu_core_irq_uninstall(struct msm_kms *kms)
> @@ -598,7 +552,7 @@ void dpu_core_irq_uninstall(struct msm_kms *kms)
>
> pm_runtime_get_sync(&dpu_kms->pdev->dev);
> for (i = 0; i < dpu_kms->hw_intr->total_irqs; i++)
> - if (!list_empty(&dpu_kms->hw_intr->irq_cb_tbl[i]))
> + if (dpu_kms->hw_intr->irq_tbl[i].cb)
> DPU_ERROR("irq_idx=%d still enabled/registered\n", i);
>
> dpu_clear_irqs(dpu_kms);
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
> index 1ab75cccd145..3136c1d260f8 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
> @@ -43,19 +43,21 @@ enum dpu_hw_intr_reg {
> * @save_irq_status: array of IRQ status reg storage created during init
> * @total_irqs: total number of irq_idx mapped in the hw_interrupts
> * @irq_lock: spinlock for accessing IRQ resources
> - * @irq_cb_tbl: array of IRQ callbacks lists
> - * @irq_counts: array of IRQ counts
> + * @irq_cb_tbl: array of IRQ callbacks
> */
> struct dpu_hw_intr {
> struct dpu_hw_blk_reg_map hw;
> - u32 *cache_irq_mask;
> + u32 cache_irq_mask[MDP_INTR_MAX];
> u32 *save_irq_status;
> u32 total_irqs;
> spinlock_t irq_lock;
> unsigned long irq_mask;
>
> - struct list_head *irq_cb_tbl;
> - atomic_t *irq_counts;
> + struct {
> + void (*cb)(void *arg, int irq_idx);
> + void *arg;
> + atomic_t count;
> + } irq_tbl[];
> };
>
> /**
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h
> index 2d385b4b7f5e..b6371f1d554c 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h
> @@ -66,18 +66,6 @@
>
> #define DPU_NAME_SIZE 12
>
> -/*
> - * struct dpu_irq_callback - IRQ callback handlers
> - * @list: list to callback
> - * @func: intr handler
> - * @arg: argument for the handler
> - */
> -struct dpu_irq_callback {
> - struct list_head list;
> - void (*func)(void *arg, int irq_idx);
> - void *arg;
> -};
> -
> struct dpu_kms {
> struct msm_kms base;
> struct drm_device *dev;
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> index 54d74341e690..91fa4d3fd63f 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> @@ -872,26 +872,26 @@ TRACE_EVENT(dpu_pp_connect_ext_te,
> );
>
> DECLARE_EVENT_CLASS(dpu_core_irq_callback_template,
> - TP_PROTO(int irq_idx, struct dpu_irq_callback *callback),
> + TP_PROTO(int irq_idx, void *callback),
> TP_ARGS(irq_idx, callback),
> TP_STRUCT__entry(
> __field( int, irq_idx )
> - __field( struct dpu_irq_callback *, callback)
> + __field( void *, callback)
> ),
> TP_fast_assign(
> __entry->irq_idx = irq_idx;
> __entry->callback = callback;
> ),
> - TP_printk("irq_idx:%d callback:%pK", __entry->irq_idx,
> + TP_printk("irq_idx:%d callback:%ps", __entry->irq_idx,
> __entry->callback)
> );
> DEFINE_EVENT(dpu_core_irq_callback_template, dpu_core_irq_register_callback,
> - TP_PROTO(int irq_idx, struct dpu_irq_callback *callback),
> + TP_PROTO(int irq_idx, void *callback),
> TP_ARGS(irq_idx, callback)
> );
> DEFINE_EVENT(dpu_core_irq_callback_template, dpu_core_irq_unregister_callback,
> - TP_PROTO(int irq_idx, struct dpu_irq_callback *callback),
> - TP_ARGS(irq_idx, callback)
> + TP_PROTO(int irq_idx),
> + TP_ARGS(irq_idx)
> );
>
> TRACE_EVENT(dpu_core_perf_update_clk,
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