From 1d96d4a6772ba8f5614a6d8de8baf6d090a9de0b Mon Sep 17 00:00:00 2001 From: Andrzej Hajda Date: Fri, 28 Mar 2014 12:52:36 +0100 Subject: [PATCH] drm/mipi_dsi: add flags to DSI messages This patch adds flags field to mipi_dsi_msg structure and two flags: - MIPI_DSI_MSG_REQ_ACK - request ACK from peripheral for given message, - MIPI_DSI_MSG_USE_LPM - use Low Power Mode to transmit message. The first flag is usually helpful during DSI diagnostic, the second flag is required by some peripherals during configuration phase. Signed-off-by: Andrzej Hajda Signed-off-by: Inki Dae --- include/drm/drm_mipi_dsi.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index d32628acdd90..7209df15a3cd 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -17,6 +17,11 @@ struct mipi_dsi_host; struct mipi_dsi_device; +/* request ACK from peripheral */ +#define MIPI_DSI_MSG_REQ_ACK BIT(0) +/* use Low Power Mode to transmit message */ +#define MIPI_DSI_MSG_USE_LPM BIT(1) + /** * struct mipi_dsi_msg - read/write DSI buffer * @channel: virtual channel id @@ -29,6 +34,7 @@ struct mipi_dsi_device; struct mipi_dsi_msg { u8 channel; u8 type; + u16 flags; size_t tx_len; const void *tx_buf;