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Commit c423e14b authored by Samantha Tran's avatar Samantha Tran
Browse files

disp: msm: sde: add per_pipe_bw_high option 



This change populates values for per_pipe_bw_high
from the device tree. This value is exposed to userspace
as the bandwidth per pipe available in the no VFE
scenario.

Change-Id: I61346ee55dfd4b6b0736ecf0b96e061f4f3934c3
Signed-off-by: default avatarSamantha Tran <samtran@codeaurora.org>
parent e6933ff2

msm/sde/sde_hw_catalog.c

+10 −0
Original line number Diff line number Diff line
@@ -230,6 +230,7 @@ enum { 
	SSPP_EXCL_RECT,

	SSPP_SMART_DMA,

	SSPP_MAX_PER_PIPE_BW,

	SSPP_MAX_PER_PIPE_BW_HIGH,

	SSPP_PROP_MAX,

};
@@ -544,6 +545,8 @@ static struct sde_prop_type sspp_prop[] = { 
		PROP_TYPE_U32_ARRAY},

	{SSPP_MAX_PER_PIPE_BW, "qcom,sde-max-per-pipe-bw-kbps", false,

		PROP_TYPE_U32_ARRAY},

	{SSPP_MAX_PER_PIPE_BW_HIGH, "qcom,sde-max-per-pipe-bw-high-kbps", false,

		PROP_TYPE_U32_ARRAY},

};



static struct sde_prop_type vig_prop[] = {
@@ -1515,6 +1518,13 @@ static int sde_sspp_parse_dt(struct device_node *np, 
		else

			sblk->max_per_pipe_bw = DEFAULT_MAX_PER_PIPE_BW;



		if (prop_exists[SSPP_MAX_PER_PIPE_BW_HIGH])

			sblk->max_per_pipe_bw_high =

				PROP_VALUE_ACCESS(prop_value,

				SSPP_MAX_PER_PIPE_BW_HIGH, i);

		else

			sblk->max_per_pipe_bw_high = sblk->max_per_pipe_bw;



		for (j = 0; j < sde_cfg->mdp_count; j++) {

			sde_cfg->mdp[j].clk_ctrls[sspp->clk_ctrl].reg_off =

				PROP_BITVALUE_ACCESS(prop_value,

msm/sde/sde_hw_catalog.h

+3 −0
Original line number Diff line number Diff line
@@ -577,6 +577,8 @@ struct sde_qos_lut_tbl { 
 * @pixel_ram_size: size of latency hiding and de-tiling buffer in bytes

 * @smart_dma_priority: hw priority of rect1 of multirect pipe

 * @max_per_pipe_bw: maximum allowable bandwidth of this pipe in kBps

 * @max_per_pipe_bw_high: maximum allowable bandwidth of this pipe in kBps

 * 				in case of no VFE

 * @src_blk:

 * @scaler_blk:

 * @csc_blk:
@@ -616,6 +618,7 @@ struct sde_sspp_sub_blks { 
	u32 maxvdeciexp; /* max decimation is 2^value */

	u32 smart_dma_priority;

	u32 max_per_pipe_bw;

	u32 max_per_pipe_bw_high;

	struct sde_src_blk src_blk;

	struct sde_scaler_blk scaler_blk;

	struct sde_pp_blk csc_blk;

msm/sde/sde_plane.c

+2 −0
Original line number Diff line number Diff line
@@ -3508,6 +3508,8 @@ static void _sde_plane_install_properties(struct drm_plane *plane, 
			psde->pipe_sblk->maxvdeciexp);

	sde_kms_info_add_keyint(info, "max_per_pipe_bw",

			psde->pipe_sblk->max_per_pipe_bw * 1000LL);

	sde_kms_info_add_keyint(info, "max_per_pipe_bw_high",

			psde->pipe_sblk->max_per_pipe_bw_high * 1000LL);



	if ((!master_plane_id &&

		(psde->features & BIT(SDE_SSPP_INVERSE_PMA))) ||