video: rockchip: mipi: modify judgment condition for rk32_dsi_set_bits

Change-Id: I71a2515f871dc3d8bbcd8567565fc412c39d9a81
Signed-off-by: xubilv <xbl@rock-chips.com>

diff --git a/drivers/video/rockchip/transmitter/rk32_mipi_dsi.c b/drivers/video/rockchip/transmitter/rk32_mipi_dsi.c
index ec8724718b45a6c0ca2c155104ecfefee133aa94..135dcd6710c8bee77194d09d5ba5a85d0940e508 100755 (executable)
--- a/drivers/video/rockchip/transmitter/rk32_mipi_dsi.c
+++ b/drivers/video/rockchip/transmitter/rk32_mipi_dsi.c
@@ -178,7 +178,7 @@ static int rk32_dsi_set_bits(struct dsi *dsi, u32 data, u32 reg)
        val |= (data & bits) << offset;
        rk32_dsi_write_reg(dsi, reg_addr, &val);
 
-       if (data > ((1 << (bits+1)) - 1)) {
+       if (data > bits) {
                MIPI_TRACE("%s error reg_addr:0x%04x, offset:%d, bits:0x%04x, value:0x%04x\n",
                                __func__, reg_addr, offset, bits, data);
        }