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drm: support qms_brr_viclists function [1/1]

Browse Source 
PD#SWPL-161718

Problem:
drm need add qms brr viclist

Solution:
add brr viclist and return in get_modes
drm vrr freq equals group freq divided by 100

Verify:
t7c

Test:
DRM-OSD-5

Change-Id: I9a4d5d9fe553c53d560fad64f5a56f7eedce7734
Signed-off-by: congyang.huang <congyang.huang@amlogic.com>
This commit is contained in:
congyang.huang
2024-03-29 11:36:50 +08:00
committed by Luan Yuan
parent 02fd74a5e1
commit b0363355dd
1 changed files with 44 additions and 9 deletions
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drivers/drm/meson_hdmi.c
+44 -9
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@@ -336,7 +336,7 @@ int meson_hdmitx_get_modes(struct drm_connector *connector)
u32 vrr_cap;
struct edid *edid;
int *vics;
int count = 0, i = 0;
int count = 0, i = 0, j = 0, k = 0;
int ret;
struct drm_display_mode *mode, *pref_mode = NULL;
struct drm_hdmitx_timing_para para;
@@ -346,6 +346,9 @@ int meson_hdmitx_get_modes(struct drm_connector *connector)
struct meson_drm *priv;
struct meson_of_conf *conf;
bool pref_flag;
struct drm_vrr_mode_group *groups;
struct drm_vrr_mode_group *group;
int num_group = 0;
if (!am_hdmitx) {
DRM_ERROR("am_hdmitx is NULL!\n");
@@ -361,6 +364,10 @@ int meson_hdmitx_get_modes(struct drm_connector *connector)
drm_connector_update_edid_property(connector, edid);
groups = kcalloc(MAX_VRR_MODE_GROUP, sizeof(*groups), GFP_KERNEL);
num_group = am_hdmi_info.hdmitx_dev->get_vrr_mode_group(groups,
MAX_VRR_MODE_GROUP);
/* get vrr capability */
if (am_hdmitx->hdmitx_dev->get_vrr_cap) {
vrr_cap = am_hdmitx->hdmitx_dev->get_vrr_cap();
@@ -371,11 +378,35 @@ int meson_hdmitx_get_modes(struct drm_connector *connector)
/*add modes from hdmitx instead of edid*/
count = hdmitx_common_get_vic_list(&vics);
if (count) {
for (i = 0; i < count; i++) {
ret = hdmitx_common_get_timing_para(vics[i], &para);
for (i = 0; i < count; i++) {
int vicslist[8] = {HDMI_0_UNKNOWN};
int count_list = 0;
if (vrr_cap && groups && num_group) {
for (j = 0; j < num_group; j++) {
group = &groups[j];
if (group->brr_vic == vics[i] && group->vrr_max / 100 >= 60) {
for (k = 0; k < ARRAY_SIZE(group->qms_vic_lists); k++) {
vicslist[k] = group->qms_vic_lists[k];
DRM_DEBUG("%s__%d__%d__%ld\n", __func__,
__LINE__, vicslist[k],
ARRAY_SIZE(group->qms_vic_lists));
count_list++;
}
}
}
}
if (count_list == 0) {
vicslist[0] = vics[i];
count_list = 1;
}
for (k = 0; k < count_list; k++) {
ret = hdmitx_common_get_timing_para(vicslist[k], &para);
if (ret < 0) {
DRM_ERROR("Get hdmi para by vic [%d] failed.\n", vics[i]);
DRM_ERROR("Get hdmi para by vic [%d] failed.\n", vicslist[k]);
continue;
}
@@ -459,7 +490,9 @@ int meson_hdmitx_get_modes(struct drm_connector *connector)
DRM_DEBUG("add mode [%s]\n", mode->name);
}
}
if (count) {
if (pref_mode)
pref_mode->type |= DRM_MODE_TYPE_PREFERRED;
@@ -468,6 +501,8 @@ int meson_hdmitx_get_modes(struct drm_connector *connector)
DRM_ERROR("get vic_list from hdmitx dev return 0.\n");
}
kfree(groups);
/*TODO:add dummy mode temp.*/
if (am_hdmitx->base.drm_priv->dummyl_from_hdmitx) {
mode = drm_mode_duplicate(connector->dev, &dummy_mode);
@@ -1482,11 +1517,11 @@ static void meson_hdmitx_cal_brr(struct am_hdmi_tx *hdmitx,
group = &groups[i];
if (group->width == adj_mode->hdisplay &&
group->height == adj_mode->vdisplay) {
if (group->vrr_max >= brr) {
brr = group->vrr_max;
if (group->vrr_max / 100 >= brr) {
brr = group->vrr_max / 100;
vic = group->brr_vic;
am_hdmi_info.min_vfreq = group->vrr_min;
am_hdmi_info.max_vfreq = group->vrr_max;
am_hdmi_info.min_vfreq = group->vrr_min / 100;
am_hdmi_info.max_vfreq = group->vrr_max / 100;
}
}
}