diff options
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_frontend.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c index a75a74fc225d..72e0f1b1624b 100644 --- a/drivers/gpu/drm/sun4i/sun4i_frontend.c +++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c @@ -239,16 +239,24 @@ void sun4i_frontend_update_coord(struct sun4i_frontend *frontend, struct drm_plane *plane) { struct drm_plane_state *state = plane->state; + struct drm_framebuffer *fb = state->fb; + uint32_t luma_width, luma_height; + uint32_t chroma_width, chroma_height; /* Set height and width */ DRM_DEBUG_DRIVER("Frontend size W: %u H: %u\n", state->crtc_w, state->crtc_h); + + luma_width = state->src_w >> 16; + luma_height = state->src_h >> 16; + + chroma_width = DIV_ROUND_UP(luma_width, fb->format->hsub); + chroma_height = DIV_ROUND_UP(luma_height, fb->format->vsub); + regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_INSIZE_REG, - SUN4I_FRONTEND_INSIZE(state->src_h >> 16, - state->src_w >> 16)); + SUN4I_FRONTEND_INSIZE(luma_height, luma_width)); regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_INSIZE_REG, - SUN4I_FRONTEND_INSIZE(state->src_h >> 16, - state->src_w >> 16)); + SUN4I_FRONTEND_INSIZE(chroma_height, chroma_width)); regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_OUTSIZE_REG, SUN4I_FRONTEND_OUTSIZE(state->crtc_h, state->crtc_w)); @@ -256,14 +264,14 @@ void sun4i_frontend_update_coord(struct sun4i_frontend *frontend, SUN4I_FRONTEND_OUTSIZE(state->crtc_h, state->crtc_w)); regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_HORZFACT_REG, - state->src_w / state->crtc_w); + (luma_width << 16) / state->crtc_w); regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_HORZFACT_REG, - state->src_w / state->crtc_w); + (chroma_width << 16) / state->crtc_w); regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_VERTFACT_REG, - state->src_h / state->crtc_h); + (luma_height << 16) / state->crtc_h); regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_VERTFACT_REG, - state->src_h / state->crtc_h); + (chroma_height << 16) / state->crtc_h); regmap_write_bits(frontend->regs, SUN4I_FRONTEND_FRM_CTRL_REG, SUN4I_FRONTEND_FRM_CTRL_REG_RDY, |