drm/radeon/kms: add pageflip ioctl support (v3)
This adds support for dri2 pageflipping.
v2: precision updates from Mario Kleiner.
v3: Multihead fixes from Mario Kleiner; missing crtc offset
add note about update pending bit on pre-avivo chips
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Mario Kleiner <mario.kleiner@tuebingen.mpg.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 3a70957..ddf1eca 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -377,11 +377,56 @@
/*
* IRQS.
*/
+
+struct radeon_unpin_work {
+ struct work_struct work;
+ struct radeon_device *rdev;
+ int crtc_id;
+ struct radeon_fence *fence;
+ struct drm_pending_vblank_event *event;
+ struct radeon_bo *old_rbo;
+ u64 new_crtc_base;
+};
+
+struct r500_irq_stat_regs {
+ u32 disp_int;
+};
+
+struct r600_irq_stat_regs {
+ u32 disp_int;
+ u32 disp_int_cont;
+ u32 disp_int_cont2;
+ u32 d1grph_int;
+ u32 d2grph_int;
+};
+
+struct evergreen_irq_stat_regs {
+ u32 disp_int;
+ u32 disp_int_cont;
+ u32 disp_int_cont2;
+ u32 disp_int_cont3;
+ u32 disp_int_cont4;
+ u32 disp_int_cont5;
+ u32 d1grph_int;
+ u32 d2grph_int;
+ u32 d3grph_int;
+ u32 d4grph_int;
+ u32 d5grph_int;
+ u32 d6grph_int;
+};
+
+union radeon_irq_stat_regs {
+ struct r500_irq_stat_regs r500;
+ struct r600_irq_stat_regs r600;
+ struct evergreen_irq_stat_regs evergreen;
+};
+
struct radeon_irq {
bool installed;
bool sw_int;
/* FIXME: use a define max crtc rather than hardcode it */
bool crtc_vblank_int[6];
+ bool pflip[6];
wait_queue_head_t vblank_queue;
/* FIXME: use defines for max hpd/dacs */
bool hpd[6];
@@ -392,12 +437,17 @@
bool hdmi[2];
spinlock_t sw_lock;
int sw_refcount;
+ union radeon_irq_stat_regs stat_regs;
+ spinlock_t pflip_lock[6];
+ int pflip_refcount[6];
};
int radeon_irq_kms_init(struct radeon_device *rdev);
void radeon_irq_kms_fini(struct radeon_device *rdev);
void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev);
void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev);
+void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc);
+void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc);
/*
* CP & ring.
@@ -881,6 +931,10 @@
void (*pm_finish)(struct radeon_device *rdev);
void (*pm_init_profile)(struct radeon_device *rdev);
void (*pm_get_dynpm_state)(struct radeon_device *rdev);
+ /* pageflipping */
+ void (*pre_page_flip)(struct radeon_device *rdev, int crtc);
+ u32 (*page_flip)(struct radeon_device *rdev, int crtc, u64 crtc_base);
+ void (*post_page_flip)(struct radeon_device *rdev, int crtc);
};
/*
@@ -1344,6 +1398,9 @@
#define radeon_pm_finish(rdev) (rdev)->asic->pm_finish((rdev))
#define radeon_pm_init_profile(rdev) (rdev)->asic->pm_init_profile((rdev))
#define radeon_pm_get_dynpm_state(rdev) (rdev)->asic->pm_get_dynpm_state((rdev))
+#define radeon_pre_page_flip(rdev, crtc) rdev->asic->pre_page_flip((rdev), (crtc))
+#define radeon_page_flip(rdev, crtc, base) rdev->asic->page_flip((rdev), (crtc), (base))
+#define radeon_post_page_flip(rdev, crtc) rdev->asic->post_page_flip((rdev), (crtc))
/* Common functions */
/* AGP */