From: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
The function will convert the Q16 source coordinates to integers, avoid
converting integers to Q16 first and perform the opposite conversion.
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/omapdrm/omap_crtc.c | 21 +++++++++------------
drivers/gpu/drm/omapdrm/omap_drv.h | 12 ++++++------
drivers/gpu/drm/omapdrm/omap_plane.c | 24 ++++++++++++------------
3 files changed, 27 insertions(+), 30 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
index 1ef3e0146c68..105eab7cb830 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -307,10 +307,9 @@ static int omap_crtc_mode_set(struct drm_crtc *crtc,
crtc->primary->crtc = crtc;
return omap_plane_mode_set(crtc->primary, crtc, crtc->primary->fb,
- 0, 0, mode->hdisplay, mode->vdisplay,
- x << 16, y << 16,
- mode->hdisplay << 16, mode->vdisplay << 16,
- NULL, NULL);
+ 0, 0, mode->hdisplay, mode->vdisplay,
+ x, y, mode->hdisplay, mode->vdisplay,
+ NULL, NULL);
}
static void omap_crtc_prepare(struct drm_crtc *crtc)
@@ -334,10 +333,9 @@ static int omap_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_display_mode *mode = &crtc->mode;
return omap_plane_mode_set(plane, crtc, crtc->primary->fb,
- 0, 0, mode->hdisplay, mode->vdisplay,
- x << 16, y << 16,
- mode->hdisplay << 16, mode->vdisplay << 16,
- NULL, NULL);
+ 0, 0, mode->hdisplay, mode->vdisplay,
+ x, y, mode->hdisplay, mode->vdisplay,
+ NULL, NULL);
}
static void vblank_cb(void *arg)
@@ -369,10 +367,9 @@ static void page_flip_worker(struct work_struct *work)
drm_modeset_lock(&crtc->mutex, NULL);
omap_plane_mode_set(crtc->primary, crtc, crtc->primary->fb,
- 0, 0, mode->hdisplay, mode->vdisplay,
- crtc->x << 16, crtc->y << 16,
- mode->hdisplay << 16, mode->vdisplay << 16,
- vblank_cb, crtc);
+ 0, 0, mode->hdisplay, mode->vdisplay,
+ crtc->x, crtc->y, mode->hdisplay, mode->vdisplay,
+ vblank_cb, crtc);
drm_modeset_unlock(&crtc->mutex);
bo = omap_framebuffer_bo(crtc->primary->fb, 0);
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h
index 1805edc0107d..57e11c1f589f 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.h
+++ b/drivers/gpu/drm/omapdrm/omap_drv.h
@@ -163,12 +163,12 @@ struct drm_plane *omap_plane_init(struct drm_device *dev,
int id, enum drm_plane_type type);
int omap_plane_set_enable(struct drm_plane *plane, bool enable);
int omap_plane_mode_set(struct drm_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,
- void (*fxn)(void *), void *arg);
+ struct drm_crtc *crtc, struct drm_framebuffer *fb,
+ int crtc_x, int crtc_y,
+ unsigned int crtc_w, unsigned int crtc_h,
+ unsigned int src_x, unsigned int src_y,
+ unsigned int src_w, unsigned int src_h,
+ void (*fxn)(void *), void *arg);
void omap_plane_install_properties(struct drm_plane *plane,
struct drm_mode_object *obj);
int omap_plane_set_property(struct drm_plane *plane,
diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c
index 309a2246b6e0..29f4371e9e00 100644
--- a/drivers/gpu/drm/omapdrm/omap_plane.c
+++ b/drivers/gpu/drm/omapdrm/omap_plane.c
@@ -184,12 +184,12 @@ static int omap_plane_apply(struct drm_plane *plane)
}
int omap_plane_mode_set(struct drm_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,
- void (*fxn)(void *), void *arg)
+ struct drm_crtc *crtc, struct drm_framebuffer *fb,
+ int crtc_x, int crtc_y,
+ unsigned int crtc_w, unsigned int crtc_h,
+ unsigned int src_x, unsigned int src_y,
+ unsigned int src_w, unsigned int src_h,
+ void (*fxn)(void *), void *arg)
{
struct omap_plane *omap_plane = to_omap_plane(plane);
struct omap_drm_window *win = &omap_plane->win;
@@ -199,11 +199,10 @@ int omap_plane_mode_set(struct drm_plane *plane,
win->crtc_w = crtc_w;
win->crtc_h = crtc_h;
- /* src values are in Q16 fixed point, convert to integer: */
- win->src_x = src_x >> 16;
- win->src_y = src_y >> 16;
- win->src_w = src_w >> 16;
- win->src_h = src_h >> 16;
+ win->src_x = src_x;
+ win->src_y = src_y;
+ win->src_w = src_w;
+ win->src_h = src_h;
if (fxn) {
/* omap_crtc should ensure that a new page flip
@@ -243,9 +242,10 @@ static int omap_plane_update(struct drm_plane *plane,
plane->fb = fb;
plane->crtc = crtc;
+ /* src values are in Q16 fixed point, convert to integer: */
return omap_plane_mode_set(plane, crtc, fb,
crtc_x, crtc_y, crtc_w, crtc_h,
- src_x, src_y, src_w, src_h,
+ src_x >> 16, src_y >> 16, src_w >> 16, src_h >> 16,
NULL, NULL);
}
--
2.3.3
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