From: Pantelis Antoniou panto@antoniou-consulting.com
Bits weren't cleared so resolution changes didn't work.
Signed-off-by: Pantelis Antoniou panto@antoniou-consulting.com Signed-off-by: Darren Etheridge detheridge@ti.com --- drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c index 6118651..eb06f70 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c @@ -299,6 +299,8 @@ static int tilcdc_crtc_mode_set(struct drm_crtc *crtc, * a value of 0 as 1 */ if (priv->rev == 2) { + /* clear bits we're going to set */ + reg &= ~0x78000033; reg |= ((hfp-1) & 0x300) >> 8; reg |= ((hbp-1) & 0x300) >> 4; reg |= ((hsw-1) & 0x3c0) << 21;