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Commit 320a89ad authored by Lucas Stach's avatar Lucas Stach Committed by Philipp Zabel
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gpu: ipu-v3: only set non-zero AXI ID for IC when PRG is absent 



Using non-zero AXI IDs for anything other than the display channels
collides with the PRG AXI snooping, so only do this if there is no
PRG present.

Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 92681fe7

drivers/gpu/ipu-v3/ipu-image-convert.c

+6 −1
Original line number Diff line number Diff line
@@ -671,6 +671,11 @@ static void init_idmac_channel(struct ipu_image_convert_ctx *ctx, 
	ipu_ic_task_idma_init(chan->ic, channel, width, height,

			      burst_size, rot_mode);



	/*

	 * Setting a non-zero AXI ID collides with the PRG AXI snooping, so

	 * only do this when there is no PRG present.

	 */

	if (!channel->ipu->prg_priv)

		ipu_cpmem_set_axi_id(channel, 1);



	ipu_idmac_set_double_buffer(channel, ctx->double_buffering);