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From: Sean Paul <sean@poorly.run>
To: Rob Clark <robdclark@gmail.com>
Cc: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
	Sean Paul <seanpaul@chromium.org>,
	Georgi Djakov <georgi.djakov@linaro.org>,
	Jayant Shekhar <jshekhar@codeaurora.org>,
	Sravanthi Kollukuduru <skolluku@codeaurora.org>,
	Rob Clark <robdclark@chromium.org>, Sean Paul <sean@poorly.run>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Jeykumar Sankaran <jsanka@codeaurora.org>,
	Jordan Crouse <jcrouse@codeaurora.org>,
	Bruce Wang <bzwang@chromium.org>,
	Abhinav Kumar <abhinavk@codeaurora.org>,
	freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/5] drm/msm/dpu: clean up references of DPU custom bus scaling
Date: Tue, 18 Jun 2019 16:39:12 -0400
Message-ID: <20190618203912.GD25413@art_vandelay> (raw)
In-Reply-To: <20190618202425.15259-2-robdclark@gmail.com>

On Tue, Jun 18, 2019 at 01:24:09PM -0700, Rob Clark wrote:
> From: Jayant Shekhar <jshekhar@codeaurora.org>
> 
> Since the upstream interconnect bus framework has landed
> upstream, the existing references of custom bus scaling
> needs to be cleaned up.
> 
> Changes in v2:
> 	- Fixed build error due to partial clean up
> 
> Changes in v3:
> 	- Condense multiple lines into a single line (Sean Paul)
> 
> Changes in v4-v7:
> 	- None
> 
> Signed-off-by: Sravanthi Kollukuduru <skolluku@codeaurora.org>
> Signed-off-by: Jayant Shekhar <jshekhar@codeaurora.org>
> Signed-off-by: Rob Clark <robdclark@chromium.org>

Reviewed-by: Sean Paul <sean@poorly.run>

> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 174 +++++++-----------
>  drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h |   4 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c      |  11 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h     |  22 +--
>  4 files changed, 80 insertions(+), 131 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
> index 9f20f397f77d..e231c37a9dbb 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
> @@ -77,7 +77,6 @@ static void _dpu_core_perf_calc_crtc(struct dpu_kms *kms,
>  		struct dpu_core_perf_params *perf)
>  {
>  	struct dpu_crtc_state *dpu_cstate;
> -	int i;
>  
>  	if (!kms || !kms->catalog || !crtc || !state || !perf) {
>  		DPU_ERROR("invalid parameters\n");
> @@ -88,35 +87,24 @@ static void _dpu_core_perf_calc_crtc(struct dpu_kms *kms,
>  	memset(perf, 0, sizeof(struct dpu_core_perf_params));
>  
>  	if (!dpu_cstate->bw_control) {
> -		for (i = 0; i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -			perf->bw_ctl[i] = kms->catalog->perf.max_bw_high *
> +		perf->bw_ctl = kms->catalog->perf.max_bw_high *
>  					1000ULL;
> -			perf->max_per_pipe_ib[i] = perf->bw_ctl[i];
> -		}
> +		perf->max_per_pipe_ib = perf->bw_ctl;
>  		perf->core_clk_rate = kms->perf.max_core_clk_rate;
>  	} else if (kms->perf.perf_tune.mode == DPU_PERF_MODE_MINIMUM) {
> -		for (i = 0; i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -			perf->bw_ctl[i] = 0;
> -			perf->max_per_pipe_ib[i] = 0;
> -		}
> +		perf->bw_ctl = 0;
> +		perf->max_per_pipe_ib = 0;
>  		perf->core_clk_rate = 0;
>  	} else if (kms->perf.perf_tune.mode == DPU_PERF_MODE_FIXED) {
> -		for (i = 0; i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -			perf->bw_ctl[i] = kms->perf.fix_core_ab_vote;
> -			perf->max_per_pipe_ib[i] = kms->perf.fix_core_ib_vote;
> -		}
> +		perf->bw_ctl = kms->perf.fix_core_ab_vote;
> +		perf->max_per_pipe_ib = kms->perf.fix_core_ib_vote;
>  		perf->core_clk_rate = kms->perf.fix_core_clk_rate;
>  	}
>  
>  	DPU_DEBUG(
> -		"crtc=%d clk_rate=%llu core_ib=%llu core_ab=%llu llcc_ib=%llu llcc_ab=%llu mem_ib=%llu mem_ab=%llu\n",
> +		"crtc=%d clk_rate=%llu core_ib=%llu core_ab=%llu\n",
>  			crtc->base.id, perf->core_clk_rate,
> -			perf->max_per_pipe_ib[DPU_CORE_PERF_DATA_BUS_ID_MNOC],
> -			perf->bw_ctl[DPU_CORE_PERF_DATA_BUS_ID_MNOC],
> -			perf->max_per_pipe_ib[DPU_CORE_PERF_DATA_BUS_ID_LLCC],
> -			perf->bw_ctl[DPU_CORE_PERF_DATA_BUS_ID_LLCC],
> -			perf->max_per_pipe_ib[DPU_CORE_PERF_DATA_BUS_ID_EBI],
> -			perf->bw_ctl[DPU_CORE_PERF_DATA_BUS_ID_EBI]);
> +			perf->max_per_pipe_ib, perf->bw_ctl);
>  }
>  
>  int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
> @@ -129,7 +117,6 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
>  	struct dpu_crtc_state *dpu_cstate;
>  	struct drm_crtc *tmp_crtc;
>  	struct dpu_kms *kms;
> -	int i;
>  
>  	if (!crtc || !state) {
>  		DPU_ERROR("invalid crtc\n");
> @@ -151,31 +138,25 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
>  	/* obtain new values */
>  	_dpu_core_perf_calc_crtc(kms, crtc, state, &dpu_cstate->new_perf);
>  
> -	for (i = DPU_CORE_PERF_DATA_BUS_ID_MNOC;
> -			i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -		bw_sum_of_intfs = dpu_cstate->new_perf.bw_ctl[i];
> -		curr_client_type = dpu_crtc_get_client_type(crtc);
> +	bw_sum_of_intfs = dpu_cstate->new_perf.bw_ctl;
> +	curr_client_type = dpu_crtc_get_client_type(crtc);
>  
> -		drm_for_each_crtc(tmp_crtc, crtc->dev) {
> -			if (tmp_crtc->enabled &&
> -			    (dpu_crtc_get_client_type(tmp_crtc) ==
> -					    curr_client_type) &&
> -			    (tmp_crtc != crtc)) {
> -				struct dpu_crtc_state *tmp_cstate =
> -					to_dpu_crtc_state(tmp_crtc->state);
> -
> -				DPU_DEBUG("crtc:%d bw:%llu ctrl:%d\n",
> -					tmp_crtc->base.id,
> -					tmp_cstate->new_perf.bw_ctl[i],
> -					tmp_cstate->bw_control);
> -				/*
> -				 * For bw check only use the bw if the
> -				 * atomic property has been already set
> -				 */
> -				if (tmp_cstate->bw_control)
> -					bw_sum_of_intfs +=
> -						tmp_cstate->new_perf.bw_ctl[i];
> -			}
> +	drm_for_each_crtc(tmp_crtc, crtc->dev) {
> +		if (tmp_crtc->enabled &&
> +		    (dpu_crtc_get_client_type(tmp_crtc) ==
> +				curr_client_type) && (tmp_crtc != crtc)) {
> +			struct dpu_crtc_state *tmp_cstate =
> +				to_dpu_crtc_state(tmp_crtc->state);
> +
> +			DPU_DEBUG("crtc:%d bw:%llu ctrl:%d\n",
> +				tmp_crtc->base.id, tmp_cstate->new_perf.bw_ctl,
> +				tmp_cstate->bw_control);
> +			/*
> +			 * For bw check only use the bw if the
> +			 * atomic property has been already set
> +			 */
> +			if (tmp_cstate->bw_control)
> +				bw_sum_of_intfs += tmp_cstate->new_perf.bw_ctl;
>  		}
>  
>  		/* convert bandwidth to kb */
> @@ -206,9 +187,9 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
>  }
>  
>  static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
> -		struct drm_crtc *crtc, u32 bus_id)
> +		struct drm_crtc *crtc)
>  {
> -	struct dpu_core_perf_params perf = { { 0 } };
> +	struct dpu_core_perf_params perf = { 0 };
>  	enum dpu_crtc_client_type curr_client_type
>  					= dpu_crtc_get_client_type(crtc);
>  	struct drm_crtc *tmp_crtc;
> @@ -221,13 +202,11 @@ static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
>  				dpu_crtc_get_client_type(tmp_crtc)) {
>  			dpu_cstate = to_dpu_crtc_state(tmp_crtc->state);
>  
> -			perf.max_per_pipe_ib[bus_id] =
> -				max(perf.max_per_pipe_ib[bus_id],
> -				dpu_cstate->new_perf.max_per_pipe_ib[bus_id]);
> +			perf.max_per_pipe_ib = max(perf.max_per_pipe_ib,
> +					dpu_cstate->new_perf.max_per_pipe_ib);
>  
> -			DPU_DEBUG("crtc=%d bus_id=%d bw=%llu\n",
> -				tmp_crtc->base.id, bus_id,
> -				dpu_cstate->new_perf.bw_ctl[bus_id]);
> +			DPU_DEBUG("crtc=%d bw=%llu\n", tmp_crtc->base.id,
> +					dpu_cstate->new_perf.bw_ctl);
>  		}
>  	}
>  	return ret;
> @@ -247,7 +226,6 @@ void dpu_core_perf_crtc_release_bw(struct drm_crtc *crtc)
>  	struct dpu_crtc *dpu_crtc;
>  	struct dpu_crtc_state *dpu_cstate;
>  	struct dpu_kms *kms;
> -	int i;
>  
>  	if (!crtc) {
>  		DPU_ERROR("invalid crtc\n");
> @@ -283,10 +261,8 @@ void dpu_core_perf_crtc_release_bw(struct drm_crtc *crtc)
>  	if (kms->perf.enable_bw_release) {
>  		trace_dpu_cmd_release_bw(crtc->base.id);
>  		DPU_DEBUG("Release BW crtc=%d\n", crtc->base.id);
> -		for (i = 0; i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -			dpu_crtc->cur_perf.bw_ctl[i] = 0;
> -			_dpu_core_perf_crtc_update_bus(kms, crtc, i);
> -		}
> +		dpu_crtc->cur_perf.bw_ctl = 0;
> +		_dpu_core_perf_crtc_update_bus(kms, crtc);
>  	}
>  }
>  
> @@ -329,11 +305,10 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
>  		int params_changed, bool stop_req)
>  {
>  	struct dpu_core_perf_params *new, *old;
> -	int update_bus = 0, update_clk = 0;
> +	bool update_bus = false, update_clk = false;
>  	u64 clk_rate = 0;
>  	struct dpu_crtc *dpu_crtc;
>  	struct dpu_crtc_state *dpu_cstate;
> -	int i;
>  	struct msm_drm_private *priv;
>  	struct dpu_kms *kms;
>  	int ret;
> @@ -360,62 +335,49 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
>  	new = &dpu_cstate->new_perf;
>  
>  	if (crtc->enabled && !stop_req) {
> -		for (i = 0; i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -			/*
> -			 * cases for bus bandwidth update.
> -			 * 1. new bandwidth vote - "ab or ib vote" is higher
> -			 *    than current vote for update request.
> -			 * 2. new bandwidth vote - "ab or ib vote" is lower
> -			 *    than current vote at end of commit or stop.
> -			 */
> -			if ((params_changed && ((new->bw_ctl[i] >
> -						old->bw_ctl[i]) ||
> -				  (new->max_per_pipe_ib[i] >
> -						old->max_per_pipe_ib[i]))) ||
> -			    (!params_changed && ((new->bw_ctl[i] <
> -						old->bw_ctl[i]) ||
> -				  (new->max_per_pipe_ib[i] <
> -						old->max_per_pipe_ib[i])))) {
> -				DPU_DEBUG(
> -					"crtc=%d p=%d new_bw=%llu,old_bw=%llu\n",
> -					crtc->base.id, params_changed,
> -					new->bw_ctl[i], old->bw_ctl[i]);
> -				old->bw_ctl[i] = new->bw_ctl[i];
> -				old->max_per_pipe_ib[i] =
> -						new->max_per_pipe_ib[i];
> -				update_bus |= BIT(i);
> -			}
> +		/*
> +		 * cases for bus bandwidth update.
> +		 * 1. new bandwidth vote - "ab or ib vote" is higher
> +		 *    than current vote for update request.
> +		 * 2. new bandwidth vote - "ab or ib vote" is lower
> +		 *    than current vote at end of commit or stop.
> +		 */
> +		if ((params_changed && ((new->bw_ctl > old->bw_ctl) ||
> +			(new->max_per_pipe_ib > old->max_per_pipe_ib)))	||
> +			(!params_changed && ((new->bw_ctl < old->bw_ctl) ||
> +			(new->max_per_pipe_ib < old->max_per_pipe_ib)))) {
> +			DPU_DEBUG("crtc=%d p=%d new_bw=%llu,old_bw=%llu\n",
> +				crtc->base.id, params_changed,
> +				new->bw_ctl, old->bw_ctl);
> +			old->bw_ctl = new->bw_ctl;
> +			old->max_per_pipe_ib = new->max_per_pipe_ib;
> +			update_bus = true;
>  		}
>  
>  		if ((params_changed &&
> -				(new->core_clk_rate > old->core_clk_rate)) ||
> -				(!params_changed &&
> -				(new->core_clk_rate < old->core_clk_rate))) {
> +			(new->core_clk_rate > old->core_clk_rate)) ||
> +			(!params_changed &&
> +			(new->core_clk_rate < old->core_clk_rate))) {
>  			old->core_clk_rate = new->core_clk_rate;
> -			update_clk = 1;
> +			update_clk = true;
>  		}
>  	} else {
>  		DPU_DEBUG("crtc=%d disable\n", crtc->base.id);
>  		memset(old, 0, sizeof(*old));
>  		memset(new, 0, sizeof(*new));
> -		update_bus = ~0;
> -		update_clk = 1;
> +		update_bus = true;
> +		update_clk = true;
>  	}
> -	trace_dpu_perf_crtc_update(crtc->base.id,
> -				new->bw_ctl[DPU_CORE_PERF_DATA_BUS_ID_MNOC],
> -				new->bw_ctl[DPU_CORE_PERF_DATA_BUS_ID_LLCC],
> -				new->bw_ctl[DPU_CORE_PERF_DATA_BUS_ID_EBI],
> -				new->core_clk_rate, stop_req,
> -				update_bus, update_clk);
> -
> -	for (i = 0; i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -		if (update_bus & BIT(i)) {
> -			ret = _dpu_core_perf_crtc_update_bus(kms, crtc, i);
> -			if (ret) {
> -				DPU_ERROR("crtc-%d: failed to update bw vote for bus-%d\n",
> -					  crtc->base.id, i);
> -				return ret;
> -			}
> +
> +	trace_dpu_perf_crtc_update(crtc->base.id, new->bw_ctl,
> +		new->core_clk_rate, stop_req, update_bus, update_clk);
> +
> +	if (update_bus) {
> +		ret = _dpu_core_perf_crtc_update_bus(kms, crtc);
> +		if (ret) {
> +			DPU_ERROR("crtc-%d: failed to update bus bw vote\n",
> +				  crtc->base.id);
> +			return ret;
>  		}
>  	}
>  
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
> index 37f518815eb7..d2097ef3d716 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
> @@ -42,8 +42,8 @@ enum dpu_core_perf_data_bus_id {
>   * @core_clk_rate: core clock rate request
>   */
>  struct dpu_core_perf_params {
> -	u64 max_per_pipe_ib[DPU_CORE_PERF_DATA_BUS_ID_MAX];
> -	u64 bw_ctl[DPU_CORE_PERF_DATA_BUS_ID_MAX];
> +	u64 max_per_pipe_ib;
> +	u64 bw_ctl;
>  	u64 core_clk_rate;
>  };
>  
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> index dfdfa766da8f..c4db60a8672d 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> @@ -1235,19 +1235,14 @@ 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);
> -	int i;
>  
>  	seq_printf(s, "client type: %d\n", dpu_crtc_get_client_type(crtc));
>  	seq_printf(s, "intf_mode: %d\n", dpu_crtc_get_intf_mode(crtc));
>  	seq_printf(s, "core_clk_rate: %llu\n",
>  			dpu_crtc->cur_perf.core_clk_rate);
> -	for (i = DPU_CORE_PERF_DATA_BUS_ID_MNOC;
> -			i < DPU_CORE_PERF_DATA_BUS_ID_MAX; i++) {
> -		seq_printf(s, "bw_ctl[%d]: %llu\n", i,
> -				dpu_crtc->cur_perf.bw_ctl[i]);
> -		seq_printf(s, "max_per_pipe_ib[%d]: %llu\n", i,
> -				dpu_crtc->cur_perf.max_per_pipe_ib[i]);
> -	}
> +	seq_printf(s, "bw_ctl: %llu\n", dpu_crtc->cur_perf.bw_ctl);
> +	seq_printf(s, "max_per_pipe_ib: %llu\n",
> +				dpu_crtc->cur_perf.max_per_pipe_ib);
>  
>  	return 0;
>  }
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> index 8bb46090bd16..1d68e214795e 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> @@ -146,16 +146,12 @@ TRACE_EVENT(dpu_trace_counter,
>  )
>  
>  TRACE_EVENT(dpu_perf_crtc_update,
> -	TP_PROTO(u32 crtc, u64 bw_ctl_mnoc, u64 bw_ctl_llcc,
> -			u64 bw_ctl_ebi, u32 core_clk_rate,
> -			bool stop_req, u32 update_bus, u32 update_clk),
> -	TP_ARGS(crtc, bw_ctl_mnoc, bw_ctl_llcc, bw_ctl_ebi, core_clk_rate,
> -		stop_req, update_bus, update_clk),
> +	TP_PROTO(u32 crtc, u64 bw_ctl, u32 core_clk_rate,
> +			bool stop_req, bool update_bus, bool update_clk),
> +	TP_ARGS(crtc, bw_ctl, core_clk_rate, stop_req, update_bus, update_clk),
>  	TP_STRUCT__entry(
>  			__field(u32, crtc)
> -			__field(u64, bw_ctl_mnoc)
> -			__field(u64, bw_ctl_llcc)
> -			__field(u64, bw_ctl_ebi)
> +			__field(u64, bw_ctl)
>  			__field(u32, core_clk_rate)
>  			__field(bool, stop_req)
>  			__field(u32, update_bus)
> @@ -163,20 +159,16 @@ TRACE_EVENT(dpu_perf_crtc_update,
>  	),
>  	TP_fast_assign(
>  			__entry->crtc = crtc;
> -			__entry->bw_ctl_mnoc = bw_ctl_mnoc;
> -			__entry->bw_ctl_llcc = bw_ctl_llcc;
> -			__entry->bw_ctl_ebi = bw_ctl_ebi;
> +			__entry->bw_ctl = bw_ctl;
>  			__entry->core_clk_rate = core_clk_rate;
>  			__entry->stop_req = stop_req;
>  			__entry->update_bus = update_bus;
>  			__entry->update_clk = update_clk;
>  	),
>  	 TP_printk(
> -		"crtc=%d bw_mnoc=%llu bw_llcc=%llu bw_ebi=%llu clk_rate=%u stop_req=%d u_bus=%d u_clk=%d",
> +		"crtc=%d bw_ctl=%llu clk_rate=%u stop_req=%d u_bus=%d u_clk=%d",
>  			__entry->crtc,
> -			__entry->bw_ctl_mnoc,
> -			__entry->bw_ctl_llcc,
> -			__entry->bw_ctl_ebi,
> +			__entry->bw_ctl,
>  			__entry->core_clk_rate,
>  			__entry->stop_req,
>  			__entry->update_bus,
> -- 
> 2.20.1
> 

-- 
Sean Paul, Software Engineer, Google / Chromium OS

  reply index

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-18 20:24 [PATCH 0/5] drm/msm: mdp5+dpu interconnect support Rob Clark
2019-06-18 20:24 ` [PATCH 1/5] drm/msm/dpu: clean up references of DPU custom bus scaling Rob Clark
2019-06-18 20:39   ` Sean Paul [this message]
2019-06-18 20:24 ` [PATCH 2/5] drm/msm/dpu: Integrate interconnect API in MDSS Rob Clark
2019-06-18 20:42   ` Sean Paul
2019-06-18 20:24 ` [PATCH 3/5] dt-bindings: msm/disp: Introduce interconnect bindings for MDSS on SDM845 Rob Clark
2019-06-18 20:24 ` [PATCH 4/5] drm/msm/dpu: add icc voting in dpu_mdss_init Rob Clark
2019-06-18 20:24 ` [PATCH 5/5] drm/msm/mdp5: Use the interconnect API Rob Clark
2019-06-18 20:44   ` [Freedreno] " Jeffrey Hugo
2019-06-18 21:17     ` Rob Clark
2019-06-18 22:10     ` [PATCH 5/5 v3] " Rob Clark
2019-06-20 14:48       ` [Freedreno] " Jeffrey Hugo
     [not found] <20190508204219.31687-1-robdclark@gmail.com>
2019-05-08 20:42 ` [PATCH 1/5] drm/msm/dpu: clean up references of DPU custom bus scaling Rob Clark
2019-05-13 14:42   ` Sean Paul

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