Avoid setting LP_DATA_TRANSFER when enable_lpdt is false
Cc: Ville Syrjala <[email protected]>
Cc: Jani Nikula <[email protected]>
Cc: Vandita Kulkarni <[email protected]>
Cc: Lee Shawn C <[email protected]>
Cc: Cooper Chiou <[email protected]>
Signed-off-by: William Tseng <[email protected]>
---
drivers/gpu/drm/i915/display/icl_dsi.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c
b/drivers/gpu/drm/i915/display/icl_dsi.c
index 168c84a74d30..31cea17481b1 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -183,6 +183,8 @@ static int dsi_send_pkt_hdr(struct intel_dsi_host *host,
if (enable_lpdt)
tmp |= LP_DATA_TRANSFER;
+ else
+ tmp &= ~LP_DATA_TRANSFER;
tmp &= ~(PARAM_WC_MASK | VC_MASK | DT_MASK);
tmp |= ((packet->header[0] & VC_MASK) << VC_SHIFT);
--
2.17.1
