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Commit 96ac9f08 authored by Mayank Chopra's avatar Mayank Chopra
Browse files

msm: mdss: Add SMP parameters into hw capabilites 



To handle use cases better, expose smp_mb_cnt and
smp_mb_per_pipe to userspace as part of hardware capability.
Pipes availablity for a use case can be computed taking these
values, based on which, composition decisions can be made.

Change-Id: Ia7cc4db153cdb164a29ae2369d3e991b95aaba65
Signed-off-by: default avatarMayank Chopra <makchopra@codeaurora.org>
parent 2d37de8c

drivers/video/msm/mdss/mdss_mdp_overlay.c

+4 −0
Original line number Diff line number Diff line
@@ -2278,6 +2278,10 @@ static int mdss_fb_get_hw_caps(struct msm_fb_data_type *mfd, 
		caps->features |= MDP_BWC_EN;

	if (mdata->has_decimation)

		caps->features |= MDP_DECIMATION_EN;



	caps->max_smp_cnt = mdss_res->smp_mb_cnt;

	caps->smp_per_pipe = mdata->smp_mb_per_pipe;



	return 0;

}

include/uapi/linux/msm_mdp.h

+2 −0
Original line number Diff line number Diff line
@@ -975,6 +975,8 @@ struct mdss_hw_caps { 
	uint8_t rgb_pipes;

	uint8_t vig_pipes;

	uint8_t dma_pipes;

	uint8_t max_smp_cnt;

	uint8_t smp_per_pipe;

	uint32_t features;

};