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Commit 3b18791c authored by Jayant Shekhar's avatar Jayant Shekhar
Browse files

msm: mdss: Update OT settings for Rotator and WFD on 8937 



Modify the Rotator and WFD OT setting as per recomendations
from systems team.

Change-Id: Ic523230ff0343bbac6c001080cce88acda4b3c7e
Signed-off-by: default avatarJayant Shekhar <jshekhar@codeaurora.org>
parent bfbfa771

drivers/video/msm/mdss/mdss_mdp.c

+15 −2
Original line number Diff line number Diff line
@@ -3642,14 +3642,26 @@ static void apply_dynamic_ot_limit(u32 *ot_lim, 
	if (false == test_bit(MDSS_QOS_OTLIM, mdata->mdss_qos_map))

		return;



	/* Dynamic OT setting done only for rotator and WFD */

	if (!((params->is_rot && params->is_yuv) || params->is_wb))

		return;



	res = params->width * params->height;



	pr_debug("w:%d h:%d rot:%d yuv:%d wb:%d res:%d\n",

		params->width, params->height, params->is_rot,

		params->is_yuv, params->is_wb, res);



	if ((params->is_rot && params->is_yuv) ||

		params->is_wb) {

	switch (mdata->mdp_rev) {

	case MDSS_MDP_HW_REV_114:

		if ((res <= RES_1080p) && (params->frame_rate <= 30))

			*ot_lim = 2;

		else if (params->is_rot && params->is_yuv)

			*ot_lim = 4;

		else

			*ot_lim = 6;

		break;

	default:

		if (res <= RES_1080p) {

			*ot_lim = 2;

		} else if (res <= RES_UHD) {
@@ -3658,6 +3670,7 @@ static void apply_dynamic_ot_limit(u32 *ot_lim, 
			else

				*ot_lim = 16;

		}

		break;

	}

}

drivers/video/msm/mdss/mdss_mdp.h

+2 −0
Original line number Diff line number Diff line
@@ -371,6 +371,7 @@ struct mdss_mdp_ctl { 


	u64 last_input_time;

	int pending_mode_switch;

	u16 frame_rate;

};



struct mdss_mdp_mixer {
@@ -699,6 +700,7 @@ struct mdss_mdp_set_ot_params { 
	u32 num;

	u32 width;

	u32 height;

	u16 frame_rate;

	bool is_rot;

	bool is_wb;

	bool is_yuv;

drivers/video/msm/mdss/mdss_mdp_ctl.c

+2 −0
Original line number Diff line number Diff line
@@ -724,6 +724,8 @@ int mdss_mdp_perf_calc_pipe(struct mdss_mdp_pipe *pipe, 
		h_total = mixer->width;

	}



	mixer->ctl->frame_rate = fps;



	if (roi && !mixer->ctl->is_video_mode && !pipe->src_split_req)

		mdss_mdp_crop_rect(&src, &dst, roi);

drivers/video/msm/mdss/mdss_mdp_intf_writeback.c

+3 −0
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ struct mdss_mdp_writeback_ctx { 
	u16 img_height;

	u16 width;

	u16 height;

	u16 frame_rate;

	struct mdss_rect dst_rect;



	u32 dnsc_factor_w;
@@ -374,6 +375,7 @@ static int mdss_mdp_writeback_prepare_wfd(struct mdss_mdp_ctl *ctl, void *arg) 
	ctx->img_height = ctl->height;

	ctx->width = ctl->width;

	ctx->height = ctl->height;

	ctx->frame_rate = ctl->frame_rate;

	ctx->dst_rect.x = 0;

	ctx->dst_rect.y = 0;

	ctx->dst_rect.w = ctx->width;
@@ -734,6 +736,7 @@ static void mdss_mdp_set_ot_limit_wb(struct mdss_mdp_writeback_ctx *ctx) 
	ot_params.num = ctx->wb_num;

	ot_params.width = ctx->width;

	ot_params.height = ctx->height;

	ot_params.frame_rate = ctx->frame_rate;

	ot_params.reg_off_vbif_lim_conf = MMSS_VBIF_WR_LIM_CONF;

	ot_params.reg_off_mdp_clk_ctrl = ctx->clk_ctrl.reg_off;

	ot_params.bit_off_mdp_clk_ctrl = ctx->clk_ctrl.bit_off;