[PATCH v2 1/2] drm/radeon: Program page flips to execute in hblank instead of vblank
Michel Dänzer
michel at daenzer.net
Tue Jul 1 20:55:26 PDT 2014
From: Michel Dänzer <michel.daenzer at amd.com>
But move the programming back to the vertical blank interrupt handler.
And signal the flip as being completed immediately after programming it
to the hardware.
This way we don't have to guess whether or not the hardware will execute
the flip in a given vertical blank period, avoiding a whole lot of
trouble.
Also, not using the page flip interrupt anymore avoids problems due to
completing page flips earlier than expected by userspace.
Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
---
v2: Rename RADEON_FLIP_SUBMITTED => RADEON_FLIP_READY
drivers/gpu/drm/radeon/atombios_crtc.c | 28 ++++-------
drivers/gpu/drm/radeon/cik.c | 58 +++-------------------
drivers/gpu/drm/radeon/evergreen.c | 86 +++++----------------------------
drivers/gpu/drm/radeon/r100.c | 48 +++---------------
drivers/gpu/drm/radeon/r600.c | 18 +------
drivers/gpu/drm/radeon/radeon.h | 3 +-
drivers/gpu/drm/radeon/radeon_asic.c | 22 ---------
drivers/gpu/drm/radeon/radeon_asic.h | 4 --
drivers/gpu/drm/radeon/radeon_display.c | 59 +++-------------------
drivers/gpu/drm/radeon/radeon_mode.h | 3 +-
drivers/gpu/drm/radeon/rs600.c | 28 +++--------
drivers/gpu/drm/radeon/rv770.c | 24 ++-------
drivers/gpu/drm/radeon/si.c | 52 +++-----------------
13 files changed, 64 insertions(+), 369 deletions(-)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index e911898..65cfdbb 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1284,6 +1284,10 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
break;
}
+ /* Make sure updates happen at vertical blank */
+ WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, 0);
+ WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+
WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
upper_32_bits(fb_location));
WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
@@ -1321,15 +1325,6 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
(viewport_w << 16) | viewport_h);
- /* pageflip setup */
- /* make sure flip is at vb rather than hb */
- tmp = RREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
- tmp &= ~EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN;
- WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
-
- /* set pageflip to happen anywhere in vblank interval */
- WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
-
if (!atomic && fb && fb != crtc->primary->fb) {
radeon_fb = to_radeon_framebuffer(fb);
rbo = gem_to_radeon_bo(radeon_fb->obj);
@@ -1360,7 +1355,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
uint64_t fb_location;
uint32_t fb_format, fb_pitch_pixels, tiling_flags;
u32 fb_swap = R600_D1GRPH_SWAP_ENDIAN_NONE;
- u32 tmp, viewport_w, viewport_h;
+ u32 viewport_w, viewport_h;
int r;
/* no fb bound */
@@ -1451,6 +1446,10 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
else
WREG32(AVIVO_D2VGA_CONTROL, 0);
+ /* Make sure updates happen at vertical blank */
+ WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, 0);
+ WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+
if (rdev->family >= CHIP_RV770) {
if (radeon_crtc->crtc_id) {
WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
@@ -1490,15 +1489,6 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
(viewport_w << 16) | viewport_h);
- /* pageflip setup */
- /* make sure flip is at vb rather than hb */
- tmp = RREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
- tmp &= ~AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN;
- WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
-
- /* set pageflip to happen anywhere in vblank interval */
- WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
-
if (!atomic && fb && fb != crtc->primary->fb) {
radeon_fb = to_radeon_framebuffer(fb);
rbo = gem_to_radeon_bo(radeon_fb->obj);
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 0f4b38f..d0a994c 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -7143,25 +7143,6 @@ int cik_irq_set(struct radeon_device *rdev)
WREG32(LB_INTERRUPT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
}
- if (rdev->num_crtc >= 2) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
- if (rdev->num_crtc >= 4) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
- if (rdev->num_crtc >= 6) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
-
WREG32(DC_HPD1_INT_CONTROL, hpd1);
WREG32(DC_HPD2_INT_CONTROL, hpd2);
WREG32(DC_HPD3_INT_CONTROL, hpd3);
@@ -7215,12 +7196,6 @@ static inline void cik_irq_ack(struct radeon_device *rdev)
EVERGREEN_CRTC5_REGISTER_OFFSET);
}
- if (rdev->irq.stat_regs.cik.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET,
- GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.cik.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET,
- GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.cik.disp_int & LB_D1_VBLANK_INTERRUPT)
WREG32(LB_VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.cik.disp_int & LB_D1_VLINE_INTERRUPT)
@@ -7231,12 +7206,6 @@ static inline void cik_irq_ack(struct radeon_device *rdev)
WREG32(LB_VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
if (rdev->num_crtc >= 4) {
- if (rdev->irq.stat_regs.cik.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET,
- GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.cik.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET,
- GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.cik.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
WREG32(LB_VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.cik.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
@@ -7248,12 +7217,6 @@ static inline void cik_irq_ack(struct radeon_device *rdev)
}
if (rdev->num_crtc >= 6) {
- if (rdev->irq.stat_regs.cik.d5grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET,
- GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.cik.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET,
- GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.cik.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
WREG32(LB_VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.cik.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
@@ -7459,7 +7422,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[0]))
- radeon_crtc_handle_vblank(rdev, 0);
+ radeon_crtc_handle_flip(rdev, 0);
rdev->irq.stat_regs.cik.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D1 vblank\n");
}
@@ -7485,7 +7448,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[1]))
- radeon_crtc_handle_vblank(rdev, 1);
+ radeon_crtc_handle_flip(rdev, 1);
rdev->irq.stat_regs.cik.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D2 vblank\n");
}
@@ -7511,7 +7474,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[2]))
- radeon_crtc_handle_vblank(rdev, 2);
+ radeon_crtc_handle_flip(rdev, 2);
rdev->irq.stat_regs.cik.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D3 vblank\n");
}
@@ -7537,7 +7500,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[3]))
- radeon_crtc_handle_vblank(rdev, 3);
+ radeon_crtc_handle_flip(rdev, 3);
rdev->irq.stat_regs.cik.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D4 vblank\n");
}
@@ -7563,7 +7526,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[4]))
- radeon_crtc_handle_vblank(rdev, 4);
+ radeon_crtc_handle_flip(rdev, 4);
rdev->irq.stat_regs.cik.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D5 vblank\n");
}
@@ -7589,7 +7552,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[5]))
- radeon_crtc_handle_vblank(rdev, 5);
+ radeon_crtc_handle_flip(rdev, 5);
rdev->irq.stat_regs.cik.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D6 vblank\n");
}
@@ -7605,15 +7568,6 @@ restart_ih:
break;
}
break;
- case 8: /* D1 page flip */
- case 10: /* D2 page flip */
- case 12: /* D3 page flip */
- case 14: /* D4 page flip */
- case 16: /* D5 page flip */
- case 18: /* D6 page flip */
- DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
- radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
- break;
case 42: /* HPD hotplug */
switch (src_data) {
case 0:
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 0443183..e7d685a 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1308,16 +1308,15 @@ void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc)
* @crtc_base: new address of the crtc (GPU MC address)
*
* Does the actual pageflip (evergreen+).
- * During vblank we take the crtc lock and wait for the update_pending
- * bit to go high, when it does, we release the lock, and allow the
- * double buffered update to take place.
- * Returns the current update pending status.
*/
void evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
u32 tmp = RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset);
- int i;
+
+ /* Take surface updates at horizontal blank */
+ WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset,
+ EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN);
/* Lock the graphics update lock */
tmp |= EVERGREEN_GRPH_UPDATE_LOCK;
@@ -1334,36 +1333,11 @@ void evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
- /* Wait for update_pending to go high. */
- for (i = 0; i < rdev->usec_timeout; i++) {
- if (RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING)
- break;
- udelay(1);
- }
- DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
-
- /* Unlock the lock, so double-buffering can take place inside vblank */
+ /* Unlock the lock, so double-buffering can take place inside hblank */
tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK;
WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
}
-/**
- * evergreen_page_flip_pending - check if page flip is still pending
- *
- * @rdev: radeon_device pointer
- * @crtc_id: crtc to check
- *
- * Returns the current update pending status.
- */
-bool evergreen_page_flip_pending(struct radeon_device *rdev, int crtc_id)
-{
- struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
-
- /* Return current update_pending status: */
- return !!(RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) &
- EVERGREEN_GRPH_SURFACE_UPDATE_PENDING);
-}
-
/* get temperature in millidegrees */
int evergreen_get_temp(struct radeon_device *rdev)
{
@@ -4541,23 +4515,6 @@ int evergreen_irq_set(struct radeon_device *rdev)
WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
}
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- if (rdev->num_crtc >= 4) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
- if (rdev->num_crtc >= 6) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
-
WREG32(DC_HPD1_INT_CONTROL, hpd1);
WREG32(DC_HPD2_INT_CONTROL, hpd2);
WREG32(DC_HPD3_INT_CONTROL, hpd3);
@@ -4607,10 +4564,6 @@ static void evergreen_irq_ack(struct radeon_device *rdev)
rdev->irq.stat_regs.evergreen.afmt_status5 = RREG32(AFMT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
rdev->irq.stat_regs.evergreen.afmt_status6 = RREG32(AFMT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
- if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
@@ -4621,10 +4574,6 @@ static void evergreen_irq_ack(struct radeon_device *rdev)
WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
if (rdev->num_crtc >= 4) {
- if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
@@ -4636,10 +4585,6 @@ static void evergreen_irq_ack(struct radeon_device *rdev)
}
if (rdev->num_crtc >= 6) {
- if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
@@ -4798,7 +4743,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[0]))
- radeon_crtc_handle_vblank(rdev, 0);
+ radeon_crtc_handle_flip(rdev, 0);
rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D1 vblank\n");
}
@@ -4824,7 +4769,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[1]))
- radeon_crtc_handle_vblank(rdev, 1);
+ radeon_crtc_handle_flip(rdev, 1);
rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D2 vblank\n");
}
@@ -4850,7 +4795,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[2]))
- radeon_crtc_handle_vblank(rdev, 2);
+ radeon_crtc_handle_flip(rdev, 2);
rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D3 vblank\n");
}
@@ -4876,7 +4821,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[3]))
- radeon_crtc_handle_vblank(rdev, 3);
+ radeon_crtc_handle_flip(rdev, 3);
rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D4 vblank\n");
}
@@ -4902,7 +4847,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[4]))
- radeon_crtc_handle_vblank(rdev, 4);
+ radeon_crtc_handle_flip(rdev, 4);
rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D5 vblank\n");
}
@@ -4928,7 +4873,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[5]))
- radeon_crtc_handle_vblank(rdev, 5);
+ radeon_crtc_handle_flip(rdev, 5);
rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D6 vblank\n");
}
@@ -4944,15 +4889,6 @@ restart_ih:
break;
}
break;
- case 8: /* D1 page flip */
- case 10: /* D2 page flip */
- case 12: /* D3 page flip */
- case 14: /* D4 page flip */
- case 16: /* D5 page flip */
- case 18: /* D6 page flip */
- DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
- radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
- break;
case 42: /* HPD hotplug */
switch (src_data) {
case 0:
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 54674b7..1f2a960 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -149,50 +149,18 @@ void r100_wait_for_vblank(struct radeon_device *rdev, int crtc)
* @crtc_base: new address of the crtc (GPU MC address)
*
* Does the actual pageflip (r1xx-r4xx).
- * During vblank we take the crtc lock and wait for the update_pending
- * bit to go high, when it does, we release the lock, and allow the
- * double buffered update to take place.
*/
void r100_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
- u32 tmp = ((u32)crtc_base) | RADEON_CRTC_OFFSET__OFFSET_LOCK;
- int i;
-
- /* Lock the graphics update lock */
- /* update the scanout addresses */
- WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp);
+ u32 crtc_offset_cntl = RREG32(RADEON_CRTC_OFFSET_CNTL);
- /* Wait for update_pending to go high. */
- for (i = 0; i < rdev->usec_timeout; i++) {
- if (RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET)
- break;
- udelay(1);
- }
- DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
-
- /* Unlock the lock, so double-buffering can take place inside vblank */
- tmp &= ~RADEON_CRTC_OFFSET__OFFSET_LOCK;
- WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp);
-
-}
-
-/**
- * r100_page_flip_pending - check if page flip is still pending
- *
- * @rdev: radeon_device pointer
- * @crtc_id: crtc to check
- *
- * Check if the last pagefilp is still pending (r1xx-r4xx).
- * Returns the current update pending status.
- */
-bool r100_page_flip_pending(struct radeon_device *rdev, int crtc_id)
-{
- struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
+ /* Take surface updates at horizontal blank */
+ WREG32(RADEON_CRTC_OFFSET_CNTL,
+ crtc_offset_cntl | RADEON_CRTC_OFFSET_FLIP_CNTL);
- /* Return current update_pending status: */
- return !!(RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) &
- RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET);
+ /* Update the scanout address */
+ WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_base);
}
/**
@@ -786,7 +754,7 @@ int r100_irq_process(struct radeon_device *rdev)
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[0]))
- radeon_crtc_handle_vblank(rdev, 0);
+ radeon_crtc_handle_flip(rdev, 0);
}
if (status & RADEON_CRTC2_VBLANK_STAT) {
if (rdev->irq.crtc_vblank_int[1]) {
@@ -795,7 +763,7 @@ int r100_irq_process(struct radeon_device *rdev)
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[1]))
- radeon_crtc_handle_vblank(rdev, 1);
+ radeon_crtc_handle_flip(rdev, 1);
}
if (status & RADEON_FP_DETECT_STAT) {
queue_hotplug = true;
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index ae54f76..8f318ec 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3614,8 +3614,6 @@ int r600_irq_set(struct radeon_device *rdev)
WREG32(CP_INT_CNTL, cp_int_cntl);
WREG32(DMA_CNTL, dma_cntl);
WREG32(DxMODE_INT_MASK, mode_int);
- WREG32(D1GRPH_INTERRUPT_CONTROL, DxGRPH_PFLIP_INT_MASK);
- WREG32(D2GRPH_INTERRUPT_CONTROL, DxGRPH_PFLIP_INT_MASK);
WREG32(GRBM_INT_CNTL, grbm_int_cntl);
if (ASIC_IS_DCE3(rdev)) {
WREG32(DC_HPD1_INT_CONTROL, hpd1);
@@ -3672,10 +3670,6 @@ static void r600_irq_ack(struct radeon_device *rdev)
rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS);
rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS);
- if (rdev->irq.stat_regs.r600.d1grph_int & DxGRPH_PFLIP_INT_OCCURRED)
- WREG32(D1GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.r600.d2grph_int & DxGRPH_PFLIP_INT_OCCURRED)
- WREG32(D2GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT)
WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT)
@@ -3876,7 +3870,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[0]))
- radeon_crtc_handle_vblank(rdev, 0);
+ radeon_crtc_handle_flip(rdev, 0);
rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D1 vblank\n");
}
@@ -3902,7 +3896,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[1]))
- radeon_crtc_handle_vblank(rdev, 1);
+ radeon_crtc_handle_flip(rdev, 1);
rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D2 vblank\n");
}
@@ -3918,14 +3912,6 @@ restart_ih:
break;
}
break;
- case 9: /* D1 pflip */
- DRM_DEBUG("IH: D1 flip\n");
- radeon_crtc_handle_flip(rdev, 0);
- break;
- case 11: /* D2 pflip */
- DRM_DEBUG("IH: D2 flip\n");
- radeon_crtc_handle_flip(rdev, 1);
- break;
case 19: /* HPD/DAC hotplug */
switch (src_data) {
case 0:
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 8e8ef08..7a45c93 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -681,6 +681,7 @@ struct radeon_flip_work {
struct work_struct unpin_work;
struct radeon_device *rdev;
int crtc_id;
+ uint64_t base;
struct drm_framebuffer *fb;
struct drm_pending_vblank_event *event;
struct radeon_bo *old_rbo;
@@ -1884,7 +1885,6 @@ struct radeon_asic {
/* pageflipping */
struct {
void (*page_flip)(struct radeon_device *rdev, int crtc, u64 crtc_base);
- bool (*page_flip_pending)(struct radeon_device *rdev, int crtc);
} pflip;
};
@@ -2746,7 +2746,6 @@ void radeon_ring_write(struct radeon_ring *ring, uint32_t v);
#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_page_flip(rdev, crtc, base) (rdev)->asic->pflip.page_flip((rdev), (crtc), (base))
-#define radeon_page_flip_pending(rdev, crtc) (rdev)->asic->pflip.page_flip_pending((rdev), (crtc))
#define radeon_wait_for_vblank(rdev, crtc) (rdev)->asic->display.wait_for_vblank((rdev), (crtc))
#define radeon_mc_wait_for_idle(rdev) (rdev)->asic->mc_wait_for_idle((rdev))
#define radeon_get_xclk(rdev) (rdev)->asic->get_xclk((rdev))
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index baee3cd..662c181 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -252,7 +252,6 @@ static struct radeon_asic r100_asic = {
},
.pflip = {
.page_flip = &r100_page_flip,
- .page_flip_pending = &r100_page_flip_pending,
},
};
@@ -319,7 +318,6 @@ static struct radeon_asic r200_asic = {
},
.pflip = {
.page_flip = &r100_page_flip,
- .page_flip_pending = &r100_page_flip_pending,
},
};
@@ -400,7 +398,6 @@ static struct radeon_asic r300_asic = {
},
.pflip = {
.page_flip = &r100_page_flip,
- .page_flip_pending = &r100_page_flip_pending,
},
};
@@ -467,7 +464,6 @@ static struct radeon_asic r300_asic_pcie = {
},
.pflip = {
.page_flip = &r100_page_flip,
- .page_flip_pending = &r100_page_flip_pending,
},
};
@@ -534,7 +530,6 @@ static struct radeon_asic r420_asic = {
},
.pflip = {
.page_flip = &r100_page_flip,
- .page_flip_pending = &r100_page_flip_pending,
},
};
@@ -601,7 +596,6 @@ static struct radeon_asic rs400_asic = {
},
.pflip = {
.page_flip = &r100_page_flip,
- .page_flip_pending = &r100_page_flip_pending,
},
};
@@ -670,7 +664,6 @@ static struct radeon_asic rs600_asic = {
},
.pflip = {
.page_flip = &rs600_page_flip,
- .page_flip_pending = &rs600_page_flip_pending,
},
};
@@ -739,7 +732,6 @@ static struct radeon_asic rs690_asic = {
},
.pflip = {
.page_flip = &rs600_page_flip,
- .page_flip_pending = &rs600_page_flip_pending,
},
};
@@ -806,7 +798,6 @@ static struct radeon_asic rv515_asic = {
},
.pflip = {
.page_flip = &rs600_page_flip,
- .page_flip_pending = &rs600_page_flip_pending,
},
};
@@ -873,7 +864,6 @@ static struct radeon_asic r520_asic = {
},
.pflip = {
.page_flip = &rs600_page_flip,
- .page_flip_pending = &rs600_page_flip_pending,
},
};
@@ -972,7 +962,6 @@ static struct radeon_asic r600_asic = {
},
.pflip = {
.page_flip = &rs600_page_flip,
- .page_flip_pending = &rs600_page_flip_pending,
},
};
@@ -1063,7 +1052,6 @@ static struct radeon_asic rv6xx_asic = {
},
.pflip = {
.page_flip = &rs600_page_flip,
- .page_flip_pending = &rs600_page_flip_pending,
},
};
@@ -1154,7 +1142,6 @@ static struct radeon_asic rs780_asic = {
},
.pflip = {
.page_flip = &rs600_page_flip,
- .page_flip_pending = &rs600_page_flip_pending,
},
};
@@ -1260,7 +1247,6 @@ static struct radeon_asic rv770_asic = {
},
.pflip = {
.page_flip = &rv770_page_flip,
- .page_flip_pending = &rv770_page_flip_pending,
},
};
@@ -1379,7 +1365,6 @@ static struct radeon_asic evergreen_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
@@ -1471,7 +1456,6 @@ static struct radeon_asic sumo_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
@@ -1564,7 +1548,6 @@ static struct radeon_asic btc_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
@@ -1708,7 +1691,6 @@ static struct radeon_asic cayman_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
@@ -1809,7 +1791,6 @@ static struct radeon_asic trinity_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
@@ -1940,7 +1921,6 @@ static struct radeon_asic si_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
@@ -2103,7 +2083,6 @@ static struct radeon_asic ci_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
@@ -2208,7 +2187,6 @@ static struct radeon_asic kv_asic = {
},
.pflip = {
.page_flip = &evergreen_page_flip,
- .page_flip_pending = &evergreen_page_flip_pending,
},
};
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index f05270e..b49bfcd 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -138,7 +138,6 @@ extern void r100_pm_init_profile(struct radeon_device *rdev);
extern void r100_pm_get_dynpm_state(struct radeon_device *rdev);
extern void r100_page_flip(struct radeon_device *rdev, int crtc,
u64 crtc_base);
-extern bool r100_page_flip_pending(struct radeon_device *rdev, int crtc);
extern void r100_wait_for_vblank(struct radeon_device *rdev, int crtc);
extern int r100_mc_wait_for_idle(struct radeon_device *rdev);
@@ -247,7 +246,6 @@ extern void rs600_pm_prepare(struct radeon_device *rdev);
extern void rs600_pm_finish(struct radeon_device *rdev);
extern void rs600_page_flip(struct radeon_device *rdev, int crtc,
u64 crtc_base);
-extern bool rs600_page_flip_pending(struct radeon_device *rdev, int crtc);
void rs600_set_safe_registers(struct radeon_device *rdev);
extern void avivo_wait_for_vblank(struct radeon_device *rdev, int crtc);
extern int rs600_mc_wait_for_idle(struct radeon_device *rdev);
@@ -452,7 +450,6 @@ int rv770_suspend(struct radeon_device *rdev);
int rv770_resume(struct radeon_device *rdev);
void rv770_pm_misc(struct radeon_device *rdev);
void rv770_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base);
-bool rv770_page_flip_pending(struct radeon_device *rdev, int crtc);
void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
void r700_cp_stop(struct radeon_device *rdev);
void r700_cp_fini(struct radeon_device *rdev);
@@ -520,7 +517,6 @@ int sumo_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk);
int evergreen_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk);
extern void evergreen_page_flip(struct radeon_device *rdev, int crtc,
u64 crtc_base);
-extern bool evergreen_page_flip_pending(struct radeon_device *rdev, int crtc);
extern void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc);
void evergreen_disable_interrupt_state(struct radeon_device *rdev);
int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 65882cd..103d0c6 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -281,50 +281,6 @@ static void radeon_unpin_work_func(struct work_struct *__work)
kfree(work);
}
-void radeon_crtc_handle_vblank(struct radeon_device *rdev, int crtc_id)
-{
- struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
- unsigned long flags;
- u32 update_pending;
- int vpos, hpos;
-
- /* can happen during initialization */
- if (radeon_crtc == NULL)
- return;
-
- spin_lock_irqsave(&rdev->ddev->event_lock, flags);
- if (radeon_crtc->flip_status != RADEON_FLIP_SUBMITTED) {
- DRM_DEBUG_DRIVER("radeon_crtc->flip_status = %d != "
- "RADEON_FLIP_SUBMITTED(%d)\n",
- radeon_crtc->flip_status,
- RADEON_FLIP_SUBMITTED);
- spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
- return;
- }
-
- update_pending = radeon_page_flip_pending(rdev, crtc_id);
-
- /* Has the pageflip already completed in crtc, or is it certain
- * to complete in this vblank?
- */
- if (update_pending &&
- (DRM_SCANOUTPOS_VALID & radeon_get_crtc_scanoutpos(rdev->ddev, crtc_id, 0,
- &vpos, &hpos, NULL, NULL)) &&
- ((vpos >= (99 * rdev->mode_info.crtcs[crtc_id]->base.hwmode.crtc_vdisplay)/100) ||
- (vpos < 0 && !ASIC_IS_AVIVO(rdev)))) {
- /* crtc didn't flip in this target vblank interval,
- * but flip is pending in crtc. Based on the current
- * scanout position we know that the current frame is
- * (nearly) complete and the flip will (likely)
- * complete before the start of the next frame.
- */
- update_pending = 0;
- }
- spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
- if (!update_pending)
- radeon_crtc_handle_flip(rdev, crtc_id);
-}
-
/**
* radeon_crtc_handle_flip - page flip completed
*
@@ -345,15 +301,18 @@ void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id)
spin_lock_irqsave(&rdev->ddev->event_lock, flags);
work = radeon_crtc->flip_work;
- if (radeon_crtc->flip_status != RADEON_FLIP_SUBMITTED) {
+ if (radeon_crtc->flip_status != RADEON_FLIP_READY) {
DRM_DEBUG_DRIVER("radeon_crtc->flip_status = %d != "
- "RADEON_FLIP_SUBMITTED(%d)\n",
+ "RADEON_FLIP_READY(%d)\n",
radeon_crtc->flip_status,
- RADEON_FLIP_SUBMITTED);
+ RADEON_FLIP_READY);
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
return;
}
+ /* do the flip (mmio) */
+ radeon_page_flip(rdev, radeon_crtc->crtc_id, work->base);
+
/* Pageflip completed. Clean up. */
radeon_crtc->flip_status = RADEON_FLIP_NONE;
radeon_crtc->flip_work = NULL;
@@ -479,10 +438,8 @@ static void radeon_flip_work_func(struct work_struct *__work)
/* set the proper interrupt */
radeon_irq_kms_pflip_irq_get(rdev, radeon_crtc->crtc_id);
- /* do the flip (mmio) */
- radeon_page_flip(rdev, radeon_crtc->crtc_id, base);
-
- radeon_crtc->flip_status = RADEON_FLIP_SUBMITTED;
+ work->base = base;
+ radeon_crtc->flip_status = RADEON_FLIP_READY;
spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
up_read(&rdev->exclusive_lock);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index ed6b6e0..00955e3 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -304,7 +304,7 @@ struct radeon_atom_ss {
enum radeon_flip_status {
RADEON_FLIP_NONE,
RADEON_FLIP_PENDING,
- RADEON_FLIP_SUBMITTED
+ RADEON_FLIP_READY
};
struct radeon_crtc {
@@ -913,7 +913,6 @@ bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj)
void radeon_fb_output_poll_changed(struct radeon_device *rdev);
-void radeon_crtc_handle_vblank(struct radeon_device *rdev, int crtc_id);
void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id);
int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled);
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 818f4eb..b5e63a7 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -113,7 +113,10 @@ void rs600_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset);
- int i;
+
+ /* Take surface updates at horizontal blank */
+ WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset,
+ AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN);
/* Lock the graphics update lock */
tmp |= AVIVO_D1GRPH_UPDATE_LOCK;
@@ -125,28 +128,11 @@ void rs600_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
- /* Wait for update_pending to go high. */
- for (i = 0; i < rdev->usec_timeout; i++) {
- if (RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING)
- break;
- udelay(1);
- }
- DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
-
- /* Unlock the lock, so double-buffering can take place inside vblank */
+ /* Unlock the lock, so double-buffering can take place inside hblank */
tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK;
WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
}
-bool rs600_page_flip_pending(struct radeon_device *rdev, int crtc_id)
-{
- struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
-
- /* Return current update_pending status: */
- return !!(RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) &
- AVIVO_D1GRPH_SURFACE_UPDATE_PENDING);
-}
-
void avivo_program_fmt(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
@@ -790,7 +776,7 @@ int rs600_irq_process(struct radeon_device *rdev)
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[0]))
- radeon_crtc_handle_vblank(rdev, 0);
+ radeon_crtc_handle_flip(rdev, 0);
}
if (G_007EDC_LB_D2_VBLANK_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
if (rdev->irq.crtc_vblank_int[1]) {
@@ -799,7 +785,7 @@ int rs600_irq_process(struct radeon_device *rdev)
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[1]))
- radeon_crtc_handle_vblank(rdev, 1);
+ radeon_crtc_handle_flip(rdev, 1);
}
if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
queue_hotplug = true;
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 97b7766..ef66be4 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -805,7 +805,10 @@ void rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset);
- int i;
+
+ /* Take surface updates at horizontal blank */
+ WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset,
+ AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN);
/* Lock the graphics update lock */
tmp |= AVIVO_D1GRPH_UPDATE_LOCK;
@@ -824,28 +827,11 @@ void rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
- /* Wait for update_pending to go high. */
- for (i = 0; i < rdev->usec_timeout; i++) {
- if (RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING)
- break;
- udelay(1);
- }
- DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
-
- /* Unlock the lock, so double-buffering can take place inside vblank */
+ /* Unlock the lock, so double-buffering can take place inside hblank */
tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK;
WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
}
-bool rv770_page_flip_pending(struct radeon_device *rdev, int crtc_id)
-{
- struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
-
- /* Return current update_pending status: */
- return !!(RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) &
- AVIVO_D1GRPH_SURFACE_UPDATE_PENDING);
-}
-
/* get temperature in millidegrees */
int rv770_get_temp(struct radeon_device *rdev)
{
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index c128bde..fee797f 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -5917,25 +5917,6 @@ int si_irq_set(struct radeon_device *rdev)
WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
}
- if (rdev->num_crtc >= 2) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
- if (rdev->num_crtc >= 4) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
- if (rdev->num_crtc >= 6) {
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET,
- GRPH_PFLIP_INT_MASK);
- }
-
if (!ASIC_IS_NODCE(rdev)) {
WREG32(DC_HPD1_INT_CONTROL, hpd1);
WREG32(DC_HPD2_INT_CONTROL, hpd2);
@@ -5974,10 +5955,6 @@ static inline void si_irq_ack(struct radeon_device *rdev)
rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
}
- if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
@@ -5988,10 +5965,6 @@ static inline void si_irq_ack(struct radeon_device *rdev)
WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
if (rdev->num_crtc >= 4) {
- if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
@@ -6003,10 +5976,6 @@ static inline void si_irq_ack(struct radeon_device *rdev)
}
if (rdev->num_crtc >= 6) {
- if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
- if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
- WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
@@ -6151,7 +6120,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[0]))
- radeon_crtc_handle_vblank(rdev, 0);
+ radeon_crtc_handle_flip(rdev, 0);
rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D1 vblank\n");
}
@@ -6177,7 +6146,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[1]))
- radeon_crtc_handle_vblank(rdev, 1);
+ radeon_crtc_handle_flip(rdev, 1);
rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D2 vblank\n");
}
@@ -6203,7 +6172,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[2]))
- radeon_crtc_handle_vblank(rdev, 2);
+ radeon_crtc_handle_flip(rdev, 2);
rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D3 vblank\n");
}
@@ -6229,7 +6198,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[3]))
- radeon_crtc_handle_vblank(rdev, 3);
+ radeon_crtc_handle_flip(rdev, 3);
rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D4 vblank\n");
}
@@ -6255,7 +6224,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[4]))
- radeon_crtc_handle_vblank(rdev, 4);
+ radeon_crtc_handle_flip(rdev, 4);
rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D5 vblank\n");
}
@@ -6281,7 +6250,7 @@ restart_ih:
wake_up(&rdev->irq.vblank_queue);
}
if (atomic_read(&rdev->irq.pflip[5]))
- radeon_crtc_handle_vblank(rdev, 5);
+ radeon_crtc_handle_flip(rdev, 5);
rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D6 vblank\n");
}
@@ -6297,15 +6266,6 @@ restart_ih:
break;
}
break;
- case 8: /* D1 page flip */
- case 10: /* D2 page flip */
- case 12: /* D3 page flip */
- case 14: /* D4 page flip */
- case 16: /* D5 page flip */
- case 18: /* D6 page flip */
- DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
- radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
- break;
case 42: /* HPD hotplug */
switch (src_data) {
case 0:
--
2.0.0
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