diff options
| -rw-r--r-- | drivers/gpu/drm/bridge/tc358767.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c index a2d073e4856f..a10f4c21337e 100644 --- a/drivers/gpu/drm/bridge/tc358767.c +++ b/drivers/gpu/drm/bridge/tc358767.c @@ -1624,6 +1624,18 @@ static int tc_dpi_atomic_check(struct drm_bridge *bridge, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state) { + struct tc_data *tc = bridge_to_tc(bridge); + int adjusted_clock = 0; + int ret; + + ret = tc_pxl_pll_calc(tc, clk_get_rate(tc->refclk), + crtc_state->mode.clock * 1000, + &adjusted_clock, NULL); + if (ret) + return ret; + + crtc_state->adjusted_mode.clock = adjusted_clock / 1000; + /* DSI->DPI interface clock limitation: upto 100 MHz */ if (crtc_state->adjusted_mode.clock > 100000) return -EINVAL; @@ -1636,6 +1648,18 @@ static int tc_edp_atomic_check(struct drm_bridge *bridge, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state) { + struct tc_data *tc = bridge_to_tc(bridge); + int adjusted_clock = 0; + int ret; + + ret = tc_pxl_pll_calc(tc, clk_get_rate(tc->refclk), + crtc_state->mode.clock * 1000, + &adjusted_clock, NULL); + if (ret) + return ret; + + crtc_state->adjusted_mode.clock = adjusted_clock / 1000; + /* DPI->(e)DP interface clock limitation: upto 154 MHz */ if (crtc_state->adjusted_mode.clock > 154000) return -EINVAL; |