From: Antonio Borneo antonio.borneo@st.com
Current code only sends LP commands in command mode.
Allows sending LP commands also in video mode by setting the proper flag in DSI_VID_MODE_CFG.
Signed-off-by: Antonio Borneo antonio.borneo@st.com --- drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c index d580b2aa4ce9..0cd43e7a69bb 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c @@ -367,6 +367,13 @@ static void dw_mipi_message_config(struct dw_mipi_dsi *dsi,
dsi_write(dsi, DSI_LPCLK_CTRL, lpm ? 0 : PHY_TXREQUESTCLKHS); dsi_write(dsi, DSI_CMD_MODE_CFG, val); + + val = dsi_read(dsi, DSI_VID_MODE_CFG); + if (lpm) + val |= ENABLE_LOW_POWER_CMD; + else + val &= ~ENABLE_LOW_POWER_CMD; + dsi_write(dsi, DSI_VID_MODE_CFG, val); }
static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val)