diff options
Diffstat (limited to 'drivers/video/mcde/mcde_display.c')
| -rw-r--r-- | drivers/video/mcde/mcde_display.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/drivers/video/mcde/mcde_display.c b/drivers/video/mcde/mcde_display.c index a461b36c9b6..1e71514ab34 100644 --- a/drivers/video/mcde/mcde_display.c +++ b/drivers/video/mcde/mcde_display.c @@ -210,25 +210,19 @@ static int mcde_display_set_rotation_default(struct mcde_display_device *ddev, enum mcde_display_rotation rotation) { int ret; + u8 param = 0; + enum mcde_display_rotation final; - ret = mcde_chnl_set_rotation(ddev->chnl_state, rotation, - ddev->rotbuf1, ddev->rotbuf2); - if (ret < 0) { - dev_warn(&ddev->dev, "%s:Failed to set rotation = %d\n", - __func__, rotation); + final = (360 + rotation - ddev->orientation) % 360; + ret = mcde_chnl_set_rotation(ddev->chnl_state, final, + ddev->rotbuf1, ddev->rotbuf2); + if (WARN_ON(ret)) return ret; - } - if (rotation == MCDE_DISPLAY_ROT_180_CCW) { - u8 param = 0x40; - (void) mcde_dsi_dcs_write(ddev->chnl_state, - DCS_CMD_SET_ADDRESS_MODE, ¶m, 1); - } else if (ddev->rotation == MCDE_DISPLAY_ROT_180_CCW && - rotation != MCDE_DISPLAY_ROT_180_CCW) { - u8 param = 0; - (void) mcde_dsi_dcs_write(ddev->chnl_state, - DCS_CMD_SET_ADDRESS_MODE, ¶m, 1); - } + if (final == MCDE_DISPLAY_ROT_180_CW) + param = 0x40; /* Horizontal flip */ + (void)mcde_dsi_dcs_write(ddev->chnl_state, DCS_CMD_SET_ADDRESS_MODE, + ¶m, 1); ddev->rotation = rotation; ddev->update_flags |= UPDATE_FLAG_ROTATION; |