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disp: msm: dp: fix tpg configuration to handle widebus

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Currently the timing configuration for test pattern generator in DP
controller assumes that the widebus is disabled. This change adds the
check for widebus and adjusts timing configuration accordingly.

Change-Id: Id86601c910e88705a1a6d0ff4a4b38df6a843409
Signed-off-by: Rajkumar Subbiah <rsubbia@codeaurora.org>
This commit is contained in:
Rajkumar Subbiah
2021-02-26 14:12:15 -05:00
parent f9ff8af5b6
commit 2ea2d4e65d
2 changed files with 14 additions and 6 deletions
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8
msm/dp/dp_panel.c
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@@ -1956,7 +1956,7 @@ static void dp_panel_handle_sink_request(struct dp_panel *dp_panel)
static void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable)
{
u32 hsync_start_x, hsync_end_x;
u32 hsync_start_x, hsync_end_x, hactive;
struct dp_catalog_panel *catalog;
struct dp_panel_private *panel;
struct dp_panel_info *pinfo;
@@ -1985,9 +1985,13 @@ static void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable)
return;
}
hactive = pinfo->h_active;
if (pinfo->widebus_en)
hactive >>= 1;
/* TPG config */
catalog->hsync_period = pinfo->h_sync_width + pinfo->h_back_porch +
pinfo->h_active + pinfo->h_front_porch;
hactive + pinfo->h_front_porch;
catalog->vsync_period = pinfo->v_sync_width + pinfo->v_back_porch +
pinfo->v_active + pinfo->v_front_porch;