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disp: msm: restrict AVR_STEP based on panel requirement

Selaa lähdekoodia 
Some panels require a fixed step rate for a particular mode.
This change allows DSI panels to specify a single supported
step rate for each nominal fps rate which SDE will enforce
during atomic check of AVR parameters.

Change-Id: I049415449bc88ccd396fced16d4534251eac3a06
Signed-off-by: Steve Cohen <cohens@codeaurora.org>
This commit is contained in:
Steve Cohen
2021-02-02 19:16:55 -05:00
vanhempi cf86c94f8e
commit e5fa459062
9 muutettua tiedostoa jossa 135 lisäystä ja 8 poistoa
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34
msm/dsi/dsi_display.c
Näytä tiedosto

@@ -6609,11 +6609,9 @@ int dsi_display_get_info(struct drm_connector *connector,
info->height_mm = phy_props.panel_height_mm;
info->max_width = 1920;
info->max_height = 1080;
info->qsync_min_fps =
display->panel->qsync_caps.qsync_min_fps;
info->has_qsync_min_fps_list =
(display->panel->qsync_caps.qsync_min_fps_list_len > 0) ?
true : false;
info->qsync_min_fps = display->panel->qsync_caps.qsync_min_fps;
info->has_qsync_min_fps_list = (display->panel->qsync_caps.qsync_min_fps_list_len > 0);
info->has_avr_step_req = (display->panel->avr_caps.avr_step_fps_list_len > 0);
info->poms_align_vsync = display->panel->poms_align_vsync;
switch (display->panel->panel_mode) {
@@ -7080,6 +7078,31 @@ int dsi_display_get_qsync_min_fps(void *display_dsi, u32 mode_fps)
return -EINVAL;
}
int dsi_display_get_avr_step_req_fps(void *display_dsi, u32 mode_fps)
{
struct dsi_display *display = (struct dsi_display *)display_dsi;
struct dsi_panel *panel;
u32 i, step = 0;
if (!display || !display->panel)
return -EINVAL;
panel = display->panel;
/* support a single fixed rate, or rate corresponding to dfps list entry */
if (panel->avr_caps.avr_step_fps_list_len == 1) {
step = panel->avr_caps.avr_step_fps_list[0];
} else if (panel->avr_caps.avr_step_fps_list_len > 1) {
for (i = 0; i < panel->dfps_caps.dfps_list_len; i++) {
if (panel->dfps_caps.dfps_list[i] == mode_fps)
step = panel->avr_caps.avr_step_fps_list[i];
}
}
DSI_DEBUG("mode_fps %u, avr_step fps %u\n", mode_fps, step);
return step;
}
static bool dsi_display_match_timings(const struct dsi_display_mode *mode1,
struct dsi_display_mode *mode2)
{
@@ -7095,7 +7118,6 @@ static bool dsi_display_match_timings(const struct dsi_display_mode *mode1,
mode1->timing.refresh_rate == mode2->timing.refresh_rate;
}
static bool dsi_display_mode_match(const struct dsi_display_mode *mode1,
struct dsi_display_mode *mode2, unsigned int match_flags)
{