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display: The lcd backlight shift mode update

Browse source 
Modify:
    Update lcd backlight shift mode for the 2nd supply

Change-Id: If70bdbc3c1320a733cd32ede8e0cc64b0cc76cc3
Signed-off-by: hq_caoqunhui_tmp <caoqunhui@huaqin.com>
Reviewed-on: https://gerrit.mot.com/2362677
Reviewed-by: Hua Tan <tanhua1@motorola.com>
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Submit-Approved: Jira Key
This commit is contained in:
hq_caoqunhui_tmp 2022-08-15 16:51:17 +08:00 • committed by tongkun1
commit 6416a48b6b
2 changed files with 25 additions and 1 deletions
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20
msm/dsi/dsi_panel.c
View file

@ -715,14 +715,22 @@ static int dsi_panel_update_backlight(struct dsi_panel *panel,
dsi->mode_flags |= MIPI_DSI_MODE_LPM;
}
if (panel->bl_config.bl_level_align == DSI_BACKLIGHT_LEVEL_ALIGN_BIT15_8_BIT3_0){
DSI_ERR("dsi_panel_update_backlight cqh bl_level_align == DSI_BACKLIGHT_LEVEL_ALIGN_BIT15_8_BIT3_0\n");
bl_lvl = ((((bl_lvl >> 3) & 0xff) << 8) | ((bl_lvl << 1) & 0x0e));
}
if (panel->bl_config.bl_inverted_dbv)
{
bl_lvl = (((bl_lvl & 0xff) << 8) | (bl_lvl >> 8));
}
if (bl->bl_2bytes_enable){
bl_lvl_2bytes = ((bl_lvl & 0xff00) >> 8) | ((bl_lvl & 0xff) << 8);
rc = mipi_dsi_dcs_set_display_brightness(dsi, bl_lvl_2bytes);
}else
}else{
rc = mipi_dsi_dcs_set_display_brightness(dsi, bl_lvl);
}
if (rc < 0)
DSI_ERR("failed to update dcs backlight:%d\n", bl_lvl);
@ -3178,6 +3186,16 @@ static int dsi_panel_parse_bl_config(struct dsi_panel *panel)
panel->bl_config.brightness_default_level = val;
}
rc = utils->read_u32(utils->data, "qcom,mdss-dsi-bl-level-align", &val);
if (rc) {
DSI_DEBUG("[%s] bl_level_align unspecified, defaulting to normal, no special algin\n",
panel->name);
panel->bl_config.bl_level_align = DSI_BACKLIGHT_LEVEL_ALIGN_NORMAL;
} else {
panel->bl_config.bl_level_align = val;
DSI_ERR("dsi_panel_update_backlight cqh bl_level_align = %s \n",val);
}
panel->bl_config.bl_2bytes_enable = utils->read_bool(utils->data,
"qcom,bklt-dcs-2bytes-enabled");

6
msm/dsi/dsi_panel.h
View file

@ -92,6 +92,11 @@ enum bl_update_flag {
BL_UPDATE_NONE,
};
enum dsi_backlight_level_align_type {
DSI_BACKLIGHT_LEVEL_ALIGN_NORMAL = 0,
DSI_BACKLIGHT_LEVEL_ALIGN_BIT15_8_BIT3_0 = 1,
};
enum {
MODE_GPIO_NOT_VALID = 0,
MODE_SEL_DUAL_PORT,
@ -161,6 +166,7 @@ struct dsi_backlight_config {
u32 bl_level;
u32 bl_scale;
u32 bl_scale_sv;
u32 bl_level_align;
bool bl_inverted_dbv;
bool bl_demura_cmd;
u32 demura_type;