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disp: msm: dsi: make PPS delay configurable

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This change makes the post PPS command delay a panel property.
By default the value is set to zero if not specified.

Change-Id: I50c86ba0f0cb28ff617435e92e9675e5c35404ca
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
This commit is contained in:
Satya Rama Aditya Pinapala 2019-07-03 10:53:31 -07:00 • committed by Gerrit - the friendly Code Review server
commit e52bd3228c
2 changed files with 10 additions and 1 deletions
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9
msm/dsi/dsi_panel.c
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@ -108,7 +108,7 @@ int dsi_dsc_create_pps_buf_cmd(struct msm_display_dsc_info *dsc, char *buf,
*bp++ = 1;
*bp++ = 0;
*bp++ = 0;
*bp++ = 10;
*bp++ = dsc->pps_delay_ms;
*bp++ = 0;
*bp++ = 128;
@ -2625,6 +2625,13 @@ static int dsi_panel_parse_dsc_params(struct dsi_display_mode *mode,
}
priv_info->dsc.bpc = data;
rc = utils->read_u32(utils->data, "qcom,mdss-pps-delay-ms", &data);
if (rc) {
DSI_DEBUG("pps-delay-ms not specified, defaulting to 0\n");
priv_info->dsc.pps_delay_ms = 0;
}
priv_info->dsc.pps_delay_ms = data;
rc = utils->read_u32(utils->data, "qcom,mdss-dsc-bit-per-pixel",
&data);
if (rc) {

2
msm/msm_drv.h
View file

@ -357,6 +357,7 @@ struct msm_roi_caps {
* @range_max_qp: Max QP allowed.
* @range_bpg_offset: Bits per group adjustment.
* @extra_width: Extra width required in timing calculations.
* @pps_delay_ms: Post PPS command delay in milliseconds.
*/
struct msm_display_dsc_info {
u8 version;
@ -414,6 +415,7 @@ struct msm_display_dsc_info {
char *range_bpg_offset;
u32 extra_width;
u32 pps_delay_ms;
};
/**