video: tegra20: dsi: respect speed mode used for DSI commands transfer

Use DSI message flag to set correct speed mode for message transfer.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>

diff --git a/drivers/video/tegra20/tegra-dsi.c b/drivers/video/tegra20/tegra-dsi.c
index 3ce0d33..a2a22fa 100644 (file)
--- a/drivers/video/tegra20/tegra-dsi.c
+++ b/drivers/video/tegra20/tegra-dsi.c
@@ -251,6 +251,9 @@ static ssize_t tegra_dsi_host_transfer(struct mipi_dsi_host *host,
        value = DSI_HOST_CONTROL_CRC_RESET | DSI_HOST_CONTROL_TX_TRIG_HOST |
                DSI_HOST_CONTROL_CS | DSI_HOST_CONTROL_ECC;
 
+       if ((msg->flags & MIPI_DSI_MSG_USE_LPM) == 0)
+               value |= DSI_HOST_CONTROL_HS;
+
        /*
         * The host FIFO has a maximum of 64 words, so larger transmissions
         * need to use the video FIFO.