Module Name: src
Committed By: jmcneill
Date: Tue Feb 5 21:01:38 UTC 2019
Modified Files:
src/sys/arch/arm/sunxi: sunxi_mixer.c
Log Message:
Implement page flip API
To generate a diff of this commit:
cvs rdiff -u -r1.4 -r1.5 src/sys/arch/arm/sunxi/sunxi_mixer.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/sunxi/sunxi_mixer.c
diff -u src/sys/arch/arm/sunxi/sunxi_mixer.c:1.4 src/sys/arch/arm/sunxi/sunxi_mixer.c:1.5
--- src/sys/arch/arm/sunxi/sunxi_mixer.c:1.4 Tue Feb 5 00:21:35 2019
+++ src/sys/arch/arm/sunxi/sunxi_mixer.c Tue Feb 5 21:01:38 2019
@@ -1,4 +1,4 @@
-/* $NetBSD: sunxi_mixer.c,v 1.4 2019/02/05 00:21:35 jmcneill Exp $ */
+/* $NetBSD: sunxi_mixer.c,v 1.5 2019/02/05 21:01:38 jmcneill Exp $ */
/*-
* Copyright (c) 2019 Jared D. McNeill <[email protected]>
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunxi_mixer.c,v 1.4 2019/02/05 00:21:35 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunxi_mixer.c,v 1.5 2019/02/05 21:01:38 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -222,14 +222,61 @@ struct sunxi_mixer_softc {
#define to_sunxi_mixer_crtc(x) container_of(x, struct sunxi_mixer_crtc, base)
#define to_sunxi_mixer_overlay(x) container_of(x, struct sunxi_mixer_overlay, base)
+static int
+sunxi_mixer_mode_do_set_base(struct drm_crtc *crtc, struct drm_framebuffer *fb,
+ int x, int y, int atomic)
+{
+ struct sunxi_mixer_crtc *mixer_crtc = to_sunxi_mixer_crtc(crtc);
+ struct sunxi_mixer_softc * const sc = mixer_crtc->sc;
+ struct sunxi_drm_framebuffer *sfb = atomic?
+ to_sunxi_drm_framebuffer(fb) :
+ to_sunxi_drm_framebuffer(crtc->primary->fb);
+
+ uint64_t paddr = (uint64_t)sfb->obj->dmamap->dm_segs[0].ds_addr;
+
+ uint32_t haddr = (paddr >> 32) & OVL_UI_TOP_HADD_LAYER0;
+ uint32_t laddr = paddr & 0xffffffff;
+
+ /* Framebuffer start address */
+ OVL_UI_WRITE(sc, OVL_UI_TOP_HADD, haddr);
+ OVL_UI_WRITE(sc, OVL_UI_TOP_LADD(0), laddr);
+
+ return 0;
+}
+
static void
sunxi_mixer_destroy(struct drm_crtc *crtc)
{
drm_crtc_cleanup(crtc);
}
+static int
+sunxi_mixer_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event, uint32_t flags)
+{
+ struct sunxi_mixer_crtc *mixer_crtc = to_sunxi_mixer_crtc(crtc);
+ struct sunxi_mixer_softc * const sc = mixer_crtc->sc;
+ unsigned long irqflags;
+
+ drm_crtc_wait_one_vblank(crtc);
+
+ sunxi_mixer_mode_do_set_base(crtc, fb, 0, 0, true);
+
+ /* Commit settings */
+ GLB_WRITE(sc, GLB_DBUFFER, GLB_DBUFFER_DOUBLE_BUFFER_RDY);
+
+ if (event) {
+ spin_lock_irqsave(&crtc->dev->event_lock, irqflags);
+ drm_send_vblank_event(crtc->dev, drm_crtc_index(crtc), event);
+ spin_unlock_irqrestore(&crtc->dev->event_lock, irqflags);
+ }
+
+ return 0;
+}
+
static const struct drm_crtc_funcs sunxi_mixer_crtc_funcs = {
.set_config = drm_crtc_helper_set_config,
+ .page_flip = sunxi_mixer_page_flip,
.destroy = sunxi_mixer_destroy,
};
@@ -246,28 +293,6 @@ sunxi_mixer_mode_fixup(struct drm_crtc *
}
static int
-sunxi_mixer_mode_do_set_base(struct drm_crtc *crtc, struct drm_framebuffer *fb,
- int x, int y, int atomic)
-{
- struct sunxi_mixer_crtc *mixer_crtc = to_sunxi_mixer_crtc(crtc);
- struct sunxi_mixer_softc * const sc = mixer_crtc->sc;
- struct sunxi_drm_framebuffer *sfb = atomic?
- to_sunxi_drm_framebuffer(fb) :
- to_sunxi_drm_framebuffer(crtc->primary->fb);
-
- uint64_t paddr = (uint64_t)sfb->obj->dmamap->dm_segs[0].ds_addr;
-
- uint32_t haddr = (paddr >> 32) & OVL_UI_TOP_HADD_LAYER0;
- uint32_t laddr = paddr & 0xffffffff;
-
- /* Framebuffer start address */
- OVL_UI_WRITE(sc, OVL_UI_TOP_HADD, haddr);
- OVL_UI_WRITE(sc, OVL_UI_TOP_LADD(0), laddr);
-
- return 0;
-}
-
-static int
sunxi_mixer_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode, int x, int y,
struct drm_framebuffer *old_fb)
