msm: sde: Set minimum traffic shaping in sde rotator



SDE rotator cannot accept 0 value for traffic shaping. This fix is to
limit the minimum traffic shaping value to be 1.

CRs-Fixed: 2074997
Change-Id: I5c96d600d77a5bfe09fe2667b914cb498371391e
Signed-off-by: Benjamin Chan <bkchan@codeaurora.org>

parent 3629cb73

drivers/media/platform/msm/sde/rotator/sde_rotator_r3.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -814,6 +814,9 @@ static void sde_hw_rotator_setup_wbengine(struct sde_hw_rotator_context *ctx,
		bw /= TRAFFIC_SHAPE_CLKTICK_12MS;
		if (bw > 0xFF)
		bw = 0xFF;
		else if (bw == 0)
		bw = 1;

		SDE_REGDMA_WRITE(wrptr, ROT_WB_TRAFFIC_SHAPER_WR_CLIENT,
		BIT(31) \| bw);
		SDEROT_DBG("Enable ROT_WB Traffic Shaper:%d\n", bw);