Commit 38a1b50c authored by William Tseng's avatar William Tseng Committed by Jani Nikula
Browse files

drm/i915/dsi: disable lpdt if it is not enabled 



Avoid setting LP_DATA_TRANSFER when enable_lpdt is false

Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Vandita Kulkarni <vandita.kulkarni@intel.com>
Cc: Lee Shawn C <shawn.c.lee@intel.com>
Cc: Cooper Chiou <cooper.chiou@intel.com>
Signed-off-by: default avatarWilliam Tseng <william.tseng@intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211109034125.11291-1-william.tseng@intel.com
parent cf9420cb

drivers/gpu/drm/i915/display/icl_dsi.c

+2 −0
Original line number Diff line number Diff line
@@ -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);