drm/msm/mdp4: don't care about fb in crtc

Since we are configuring things via MDP4_PIPE regs in the plane, it seems
like setting the dimensions of the primary plane on the OVLP/DMA regs in
crtc is unnecessary.  This will make life easier when we want to do a
nofb modeset.

Signed-off-by: Rob Clark <robdclark@gmail.com>

diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c
index 5d2913f..d0e6c27 100644 (file)
--- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c
+++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c
@@ -369,8 +369,7 @@ static int mdp4_crtc_mode_set(struct drm_crtc *crtc,
 
        /* take data from pipe: */
        mdp4_write(mdp4_kms, REG_MDP4_DMA_SRC_BASE(dma), 0);
-       mdp4_write(mdp4_kms, REG_MDP4_DMA_SRC_STRIDE(dma),
-                       crtc->primary->fb->pitches[0]);
+       mdp4_write(mdp4_kms, REG_MDP4_DMA_SRC_STRIDE(dma), 0);
        mdp4_write(mdp4_kms, REG_MDP4_DMA_DST_SIZE(dma),
                        MDP4_DMA_DST_SIZE_WIDTH(0) |
                        MDP4_DMA_DST_SIZE_HEIGHT(0));
@@ -379,8 +378,7 @@ static int mdp4_crtc_mode_set(struct drm_crtc *crtc,
        mdp4_write(mdp4_kms, REG_MDP4_OVLP_SIZE(ovlp),
                        MDP4_OVLP_SIZE_WIDTH(mode->hdisplay) |
                        MDP4_OVLP_SIZE_HEIGHT(mode->vdisplay));
-       mdp4_write(mdp4_kms, REG_MDP4_OVLP_STRIDE(ovlp),
-                       crtc->primary->fb->pitches[0]);
+       mdp4_write(mdp4_kms, REG_MDP4_OVLP_STRIDE(ovlp), 0);
 
        mdp4_write(mdp4_kms, REG_MDP4_OVLP_CFG(ovlp), 1);