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kernel: add supports configurable Datatype of compress pixel stream

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Some panel IC can not support 0x0b for compress pixel stream's DataType.
For example gc7372, it will use 0x3E for compress pixel stream's DataType.

Change-Id: Ie9bc90d79b11033414658d93e0b39137c6f4f8e0
Signed-off-by: houdz1 <houdz1@lenovo.com>
Reviewed-on: https://gerrit.mot.com/1976131
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Yeqing Wang <wangyq13@motorola.com>
Reviewed-by: Hujun Liao <liaohj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
houdz1 2021-06-10 15:36:46 +08:00 • committed by tongkun1
commit 663d13e0a0
3 changed files with 14 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

6
msm/dsi/dsi_ctrl_hw_cmn.c
View file

@ -332,7 +332,7 @@ void dsi_ctrl_hw_cmn_set_video_timing(struct dsi_ctrl_hw *ctrl,
u32 reg = 0;
u32 hs_start = 0;
u32 hs_end, active_h_start, active_h_end, h_total, width = 0;
u32 bytes_per_pkt, pkt_per_line, eol_byte_num;
u32 bytes_per_pkt, pkt_per_line, eol_byte_num, datatype;
u32 vs_start = 0, vs_end = 0;
u32 vpos_start = 0, vpos_end, active_v_start, active_v_end, v_total;
@ -342,7 +342,9 @@ void dsi_ctrl_hw_cmn_set_video_timing(struct dsi_ctrl_hw *ctrl,
&pkt_per_line, &eol_byte_num);
reg = bytes_per_pkt << 16;
/* data type of compressed image */
reg |= (0x0b << 8);
datatype = mode->dsc->datatype;
if(!datatype) datatype = 0x0b;
reg |= (datatype << 8);
/*
* pkt_per_line:
* 0 == 1 pkt

8
msm/dsi/dsi_panel.c
View file

@ -3117,6 +3117,14 @@ static int dsi_panel_parse_dsc_params(struct dsi_display_mode *mode,
}
priv_info->dsc.config.bits_per_pixel = data << 4;
rc = utils->read_u32(utils->data, "qcom,mdss-dsc-datatype",
&data);
if (rc) {
DSI_ERR("failed to parse qcom,mdss-dsc-datatype\n");
data = 0x0B;
}
priv_info->dsc.datatype = data;
rc = utils->read_u32(utils->data, "qcom,src-chroma-format",
&data);
if (rc) {

2
msm/msm_drv.h
View file

@ -400,6 +400,7 @@ struct msm_param_info {
* @half_panel_pu True for single and dual dsc encoders if partial
* update sets the roi width to half of mode width
* False in all other cases
* @datatype: data type of compressed image
*/
struct msm_display_dsc_info {
struct drm_dsc_config config;
@ -422,6 +423,7 @@ struct msm_display_dsc_info {
u32 dsc_4hsmerge_padding;
u32 dsc_4hsmerge_alignment;
bool half_panel_pu;
int datatype;
};