From dd7fa6d88796b1aaa511abbac38963aa1c443443 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Fri, 11 Jul 2014 18:02:06 +0200 Subject: [PATCH] drm/imx: Add support for interlaced scanout This patch allows interlaced frame buffer scanout for interlaced output via HDMI or TV-Encoder. Signed-off-by: Philipp Zabel --- drivers/gpu/drm/imx/ipuv3-crtc.c | 3 ++- drivers/gpu/drm/imx/ipuv3-plane.c | 7 +++++-- drivers/gpu/drm/imx/ipuv3-plane.h | 2 +- 3 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c index 98551e356e12..09d6f98f4cbd 100644 --- a/drivers/gpu/drm/imx/ipuv3-crtc.c +++ b/drivers/gpu/drm/imx/ipuv3-crtc.c @@ -202,7 +202,8 @@ static int ipu_crtc_mode_set(struct drm_crtc *crtc, return ipu_plane_mode_set(ipu_crtc->plane[0], crtc, mode, crtc->primary->fb, 0, 0, mode->hdisplay, mode->vdisplay, - x, y, mode->hdisplay, mode->vdisplay); + x, y, mode->hdisplay, mode->vdisplay, + mode->flags & DRM_MODE_FLAG_INTERLACE); } static void ipu_crtc_handle_pageflip(struct ipu_crtc *ipu_crtc) diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index 6987e16fe99b..878a643d72e4 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -99,7 +99,7 @@ int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc, struct drm_framebuffer *fb, int crtc_x, int crtc_y, unsigned int crtc_w, unsigned int crtc_h, uint32_t src_x, uint32_t src_y, - uint32_t src_w, uint32_t src_h) + uint32_t src_w, uint32_t src_h, bool interlaced) { struct device *dev = ipu_plane->base.dev->dev; int ret; @@ -213,6 +213,8 @@ int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc, ret = ipu_plane_set_base(ipu_plane, fb, src_x, src_y); if (ret < 0) return ret; + if (interlaced) + ipu_cpmem_interlaced_scan(ipu_plane->ipu_ch, fb->pitches[0]); ipu_plane->w = src_w; ipu_plane->h = src_h; @@ -312,7 +314,8 @@ static int ipu_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, ret = ipu_plane_mode_set(ipu_plane, crtc, &crtc->hwmode, fb, crtc_x, crtc_y, crtc_w, crtc_h, - src_x >> 16, src_y >> 16, src_w >> 16, src_h >> 16); + src_x >> 16, src_y >> 16, src_w >> 16, src_h >> 16, + false); if (ret < 0) { ipu_plane_put_resources(ipu_plane); return ret; diff --git a/drivers/gpu/drm/imx/ipuv3-plane.h b/drivers/gpu/drm/imx/ipuv3-plane.h index af125fb40ef5..9b5eff18f5b8 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.h +++ b/drivers/gpu/drm/imx/ipuv3-plane.h @@ -42,7 +42,7 @@ int ipu_plane_mode_set(struct ipu_plane *plane, struct drm_crtc *crtc, struct drm_framebuffer *fb, int crtc_x, int crtc_y, unsigned int crtc_w, unsigned int crtc_h, uint32_t src_x, uint32_t src_y, uint32_t src_w, - uint32_t src_h); + uint32_t src_h, bool interlaced); void ipu_plane_enable(struct ipu_plane *plane); void ipu_plane_disable(struct ipu_plane *plane); -- 2.39.5