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disp: msm: dsi: add support for spr enable from panel config

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This change parses SPR enable entry from panel device tree and
populates SPR specific information in panel data structure.
Valid entry of SPR pack type is treated as panel requirement
to enable SPR for specified pack type from source end. This change
also populate connector capabilities blob with SPR pack type.

Change-Id: I9d9ab8a990476fba281e12890bf3f7b17a174d79
Signed-off-by: Prabhanjan Kandula <pkandula@codeaurora.org>
This commit is contained in:
Prabhanjan Kandula
2019-09-23 19:24:20 -07:00
parent 89a141df9f
commit 45af4566d9
4 changed files with 62 additions and 0 deletions
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25
msm/dsi/dsi_panel.c
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@@ -1860,6 +1860,8 @@ error:
static int dsi_panel_parse_misc_features(struct dsi_panel *panel)
{
struct dsi_parser_utils *utils = &panel->utils;
const char *string;
int i, rc = 0;
panel->ulps_feature_enabled =
utils->read_bool(utils->data, "qcom,ulps-enabled");
@@ -1881,6 +1883,29 @@ static int dsi_panel_parse_misc_features(struct dsi_panel *panel)
panel->lp11_init = utils->read_bool(utils->data,
"qcom,mdss-dsi-lp11-init");
panel->spr_info.enable = false;
panel->spr_info.pack_type = MSM_DISPLAY_SPR_TYPE_MAX;
rc = utils->read_string(utils->data, "qcom,spr-pack-type", &string);
if (!rc) {
// find match for pack-type string
for (i = 0; i < MSM_DISPLAY_SPR_TYPE_MAX; i++) {
if (msm_spr_pack_type_str[i] &&
(!strcmp(string, msm_spr_pack_type_str[i]))) {
panel->spr_info.enable = true;
panel->spr_info.pack_type = i;
break;
}
}
}
pr_debug("%s source side spr packing, pack-type %s\n",
panel->spr_info.enable ? "enable" : "disable",
panel->spr_info.enable ?
msm_spr_pack_type_str[panel->spr_info.pack_type] : "none");
return 0;
}