static void mgag200_enable_display(struct mga_device *mdev)
{
- u8 seq1, crtcext1;
+ u8 seq0, seq1, crtcext1;
+
+ RREG_SEQ(0x00, seq0);
+ seq0 |= MGAREG_SEQ0_SYNCRST |
+ MGAREG_SEQ0_ASYNCRST;
+ WREG_SEQ(0x00, seq0);
/*
* TODO: replace busy waiting with vblank IRQ; put
static void mgag200_disable_display(struct mga_device *mdev)
{
- u8 seq1, crtcext1;
+ u8 seq0, seq1, crtcext1;
+
+ RREG_SEQ(0x00, seq0);
+ seq0 &= ~MGAREG_SEQ0_SYNCRST;
+ WREG_SEQ(0x00, seq0);
/*
* TODO: replace busy waiting with vblank IRQ; put
struct drm_device *dev = crtc->dev;
struct mga_device *mdev = to_mga_device(dev);
- /* start sync reset */
- WREG_SEQ(0, 1);
-
if (mdev->type == G200_WB || mdev->type == G200_EW3)
mga_g200wb_prepare(crtc);
}
if (mdev->type == G200_WB || mdev->type == G200_EW3)
mga_g200wb_commit(crtc);
- WREG_SEQ(0, 0x3);
mga_crtc_load_lut(crtc);
mgag200_enable_display(mdev);
}
#define MGAREG_SEQ_INDEX 0x1fc4
#define MGAREG_SEQ_DATA 0x1fc5
+#define MGAREG_SEQ0_ASYNCRST BIT(0)
+#define MGAREG_SEQ0_SYNCRST BIT(1)
+
#define MGAREG_SEQ1_SCROFF BIT(5)
#define MGAREG_CRTC_INDEX 0x1fd4