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Commit b3c68106 authored by Huaibin Yang's avatar Huaibin Yang
Browse files

msm: mdss: add tile format condition for prefill bytes calculation 



Latency buffer requires more lines to be prefilled for use cases that
supports tile format.

Change-Id: I552bade677822d47cdd5b43c01f795552e94b406
Signed-off-by: default avatarHuaibin Yang <huaibiny@codeaurora.org>
parent a402223e

drivers/video/msm/mdss/mdss_mdp_ctl.c

+3 −1
Original line number Diff line number Diff line
@@ -85,6 +85,7 @@ struct mdss_mdp_prefill_params { 
	bool is_caf;

	bool is_fbc;

	bool is_bwc;

	bool is_tile;

};



static inline bool mdss_mdp_perf_is_caf(struct mdss_mdp_pipe *pipe)
@@ -207,7 +208,7 @@ static u32 mdss_mdp_perf_calc_pipe_prefill_cmd(struct mdss_mdp_prefill_params 
	/* 1st line if fbc is not enabled and 2nd line if fbc is enabled */

	if (((params->dst_y == 0) && !params->is_fbc) ||

		((params->dst_y <= 1) && params->is_fbc)) {

		if (params->is_bwc) /* no tile condition for now */

		if (params->is_bwc || params->is_tile)

			latency_lines = 4;

		latency_buf_bytes = params->src_w * params->bpp * latency_lines;

		prefill_bytes += latency_buf_bytes;
@@ -344,6 +345,7 @@ int mdss_mdp_perf_calc_pipe(struct mdss_mdp_pipe *pipe, 
	prefill_params.is_caf = mdss_mdp_perf_is_caf(pipe);

	prefill_params.is_fbc = is_fbc;

	prefill_params.is_bwc = pipe->bwc_mode;

	prefill_params.is_tile = pipe->src_fmt->tile;



	if (mixer->type == MDSS_MDP_MIXER_TYPE_INTF) {

		perf->prefill_bytes = (mixer->ctl->is_video_mode) ?