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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>
This commit is contained in:
Alex Deucher 2010-11-21 10:59:01 -05:00 committed by Dave Airlie
parent f5a8020903
commit 6f34be50bd
17 changed files with 897 additions and 193 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

299
drivers/gpu/drm/radeon/evergreen.c
View File

@ -40,6 +40,61 @@
static void evergreen_gpu_init(struct radeon_device *rdev);
void evergreen_fini(struct radeon_device *rdev);
void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
u32 tmp;
/* 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);
/* enable the pflip int */
radeon_irq_kms_pflip_irq_get(rdev, crtc);
}
void evergreen_post_page_flip(struct radeon_device *rdev, int crtc)
{
/* disable the pflip int */
radeon_irq_kms_pflip_irq_put(rdev, crtc);
}
u32 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);
/* Lock the graphics update lock */
tmp |= EVERGREEN_GRPH_UPDATE_LOCK;
WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
/* update the scanout addresses */
WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
upper_32_bits(crtc_base));
WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
upper_32_bits(crtc_base));
WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
/* Wait for update_pending to go high. */
while (!(RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING));
DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
/* Unlock the lock, so double-buffering can take place inside vblank */
tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK;
WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
/* Return current update_pending status: */
return RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING;
}
/* get temperature in millidegrees */
u32 evergreen_get_temp(struct radeon_device *rdev)
{
@ -2060,6 +2115,7 @@ int evergreen_irq_set(struct radeon_device *rdev)
u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6;
u32 grbm_int_cntl = 0;
u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 0;
if (!rdev->irq.installed) {
WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
@ -2085,27 +2141,33 @@ int evergreen_irq_set(struct radeon_device *rdev)
cp_int_cntl |= RB_INT_ENABLE;
cp_int_cntl |= TIME_STAMP_INT_ENABLE;
}
if (rdev->irq.crtc_vblank_int[0]) {
if (rdev->irq.crtc_vblank_int[0] ||
rdev->irq.pflip[0]) {
DRM_DEBUG("evergreen_irq_set: vblank 0\n");
crtc1 |= VBLANK_INT_MASK;
}
if (rdev->irq.crtc_vblank_int[1]) {
if (rdev->irq.crtc_vblank_int[1] ||
rdev->irq.pflip[1]) {
DRM_DEBUG("evergreen_irq_set: vblank 1\n");
crtc2 |= VBLANK_INT_MASK;
}
if (rdev->irq.crtc_vblank_int[2]) {
if (rdev->irq.crtc_vblank_int[2] ||
rdev->irq.pflip[2]) {
DRM_DEBUG("evergreen_irq_set: vblank 2\n");
crtc3 |= VBLANK_INT_MASK;
}
if (rdev->irq.crtc_vblank_int[3]) {
if (rdev->irq.crtc_vblank_int[3] ||
rdev->irq.pflip[3]) {
DRM_DEBUG("evergreen_irq_set: vblank 3\n");
crtc4 |= VBLANK_INT_MASK;
}
if (rdev->irq.crtc_vblank_int[4]) {
if (rdev->irq.crtc_vblank_int[4] ||
rdev->irq.pflip[4]) {
DRM_DEBUG("evergreen_irq_set: vblank 4\n");
crtc5 |= VBLANK_INT_MASK;
}
if (rdev->irq.crtc_vblank_int[5]) {
if (rdev->irq.crtc_vblank_int[5] ||
rdev->irq.pflip[5]) {
DRM_DEBUG("evergreen_irq_set: vblank 5\n");
crtc6 |= VBLANK_INT_MASK;
}
@ -2148,6 +2210,13 @@ int evergreen_irq_set(struct radeon_device *rdev)
WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, grph1);
WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, grph2);
WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, grph3);
WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, grph4);
WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, grph5);
WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, grph6);
WREG32(DC_HPD1_INT_CONTROL, hpd1);
WREG32(DC_HPD2_INT_CONTROL, hpd2);
WREG32(DC_HPD3_INT_CONTROL, hpd3);
@ -2158,79 +2227,92 @@ int evergreen_irq_set(struct radeon_device *rdev)
return 0;
}
static inline void evergreen_irq_ack(struct radeon_device *rdev,
u32 *disp_int,
u32 *disp_int_cont,
u32 *disp_int_cont2,
u32 *disp_int_cont3,
u32 *disp_int_cont4,
u32 *disp_int_cont5)
static inline void evergreen_irq_ack(struct radeon_device *rdev)
{
u32 tmp;
*disp_int = RREG32(DISP_INTERRUPT_STATUS);
*disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
*disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
*disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
*disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
*disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS);
rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET);
rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET);
rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
if (*disp_int & LB_D1_VBLANK_INTERRUPT)
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.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.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 & LB_D1_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
if (*disp_int & LB_D1_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
if (*disp_int_cont & LB_D2_VBLANK_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
if (*disp_int_cont & LB_D2_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT)
WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
if (*disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
if (*disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
if (*disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
if (*disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
if (*disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
if (*disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
if (*disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
if (*disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
if (*disp_int & DC_HPD1_INTERRUPT) {
if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
tmp = RREG32(DC_HPD1_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD1_INT_CONTROL, tmp);
}
if (*disp_int_cont & DC_HPD2_INTERRUPT) {
if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
tmp = RREG32(DC_HPD2_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD2_INT_CONTROL, tmp);
}
if (*disp_int_cont2 & DC_HPD3_INTERRUPT) {
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
tmp = RREG32(DC_HPD3_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD3_INT_CONTROL, tmp);
}
if (*disp_int_cont3 & DC_HPD4_INTERRUPT) {
if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
tmp = RREG32(DC_HPD4_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD4_INT_CONTROL, tmp);
}
if (*disp_int_cont4 & DC_HPD5_INTERRUPT) {
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
tmp = RREG32(DC_HPD5_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD5_INT_CONTROL, tmp);
}
if (*disp_int_cont5 & DC_HPD6_INTERRUPT) {
if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
tmp = RREG32(DC_HPD5_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD6_INT_CONTROL, tmp);
@ -2239,14 +2321,10 @@ static inline void evergreen_irq_ack(struct radeon_device *rdev,
void evergreen_irq_disable(struct radeon_device *rdev)
{
u32 disp_int, disp_int_cont, disp_int_cont2;
u32 disp_int_cont3, disp_int_cont4, disp_int_cont5;
r600_disable_interrupts(rdev);
/* Wait and acknowledge irq */
mdelay(1);
evergreen_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2,
&disp_int_cont3, &disp_int_cont4, &disp_int_cont5);
evergreen_irq_ack(rdev);
evergreen_disable_interrupt_state(rdev);
}
@ -2286,8 +2364,6 @@ int evergreen_irq_process(struct radeon_device *rdev)
u32 rptr = rdev->ih.rptr;
u32 src_id, src_data;
u32 ring_index;
u32 disp_int, disp_int_cont, disp_int_cont2;
u32 disp_int_cont3, disp_int_cont4, disp_int_cont5;
unsigned long flags;
bool queue_hotplug = false;
@ -2308,8 +2384,7 @@ int evergreen_irq_process(struct radeon_device *rdev)
restart_ih:
/* display interrupts */
evergreen_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2,
&disp_int_cont3, &disp_int_cont4, &disp_int_cont5);
evergreen_irq_ack(rdev);
rdev->ih.wptr = wptr;
while (rptr != wptr) {
@ -2322,17 +2397,21 @@ restart_ih:
case 1: /* D1 vblank/vline */
switch (src_data) {
case 0: /* D1 vblank */
if (disp_int & LB_D1_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int &= ~LB_D1_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) {
if (rdev->irq.pflip[0])
radeon_crtc_handle_flip(rdev, 0);
if (rdev->irq.crtc_vblank_int[0]) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D1 vblank\n");
}
break;
case 1: /* D1 vline */
if (disp_int & LB_D1_VLINE_INTERRUPT) {
disp_int &= ~LB_D1_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT;
DRM_DEBUG("IH: D1 vline\n");
}
break;
@ -2344,17 +2423,21 @@ restart_ih:
case 2: /* D2 vblank/vline */
switch (src_data) {
case 0: /* D2 vblank */
if (disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
if (rdev->irq.pflip[1])
radeon_crtc_handle_flip(rdev, 1);
if (rdev->irq.crtc_vblank_int[1]) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D2 vblank\n");
}
break;
case 1: /* D2 vline */
if (disp_int_cont & LB_D2_VLINE_INTERRUPT) {
disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
DRM_DEBUG("IH: D2 vline\n");
}
break;
@ -2366,17 +2449,21 @@ restart_ih:
case 3: /* D3 vblank/vline */
switch (src_data) {
case 0: /* D3 vblank */
if (disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 2);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
if (rdev->irq.crtc_vblank_int[2]) {
drm_handle_vblank(rdev->ddev, 2);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
if (rdev->irq.pflip[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");
}
break;
case 1: /* D3 vline */
if (disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
DRM_DEBUG("IH: D3 vline\n");
}
break;
@ -2388,17 +2475,21 @@ restart_ih:
case 4: /* D4 vblank/vline */
switch (src_data) {
case 0: /* D4 vblank */
if (disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 3);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
if (rdev->irq.crtc_vblank_int[3]) {
drm_handle_vblank(rdev->ddev, 3);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
if (rdev->irq.pflip[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");
}
break;
case 1: /* D4 vline */
if (disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
DRM_DEBUG("IH: D4 vline\n");
}
break;
@ -2410,17 +2501,21 @@ restart_ih:
case 5: /* D5 vblank/vline */
switch (src_data) {
case 0: /* D5 vblank */
if (disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 4);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
if (rdev->irq.crtc_vblank_int[4]) {
drm_handle_vblank(rdev->ddev, 4);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
if (rdev->irq.pflip[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");
}
break;
case 1: /* D5 vline */
if (disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
DRM_DEBUG("IH: D5 vline\n");
}
break;
@ -2432,17 +2527,21 @@ restart_ih:
case 6: /* D6 vblank/vline */
switch (src_data) {
case 0: /* D6 vblank */
if (disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 5);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
if (rdev->irq.crtc_vblank_int[5]) {
drm_handle_vblank(rdev->ddev, 5);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
if (rdev->irq.pflip[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");
}
break;
case 1: /* D6 vline */
if (disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
DRM_DEBUG("IH: D6 vline\n");
}
break;
@ -2454,43 +2553,43 @@ restart_ih:
case 42: /* HPD hotplug */
switch (src_data) {
case 0:
if (disp_int & DC_HPD1_INTERRUPT) {
disp_int &= ~DC_HPD1_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD1\n");
}
break;
case 1:
if (disp_int_cont & DC_HPD2_INTERRUPT) {
disp_int_cont &= ~DC_HPD2_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD2\n");
}
break;
case 2:
if (disp_int_cont2 & DC_HPD3_INTERRUPT) {
disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD3\n");
}
break;
case 3:
if (disp_int_cont3 & DC_HPD4_INTERRUPT) {
disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD4\n");
}
break;
case 4:
if (disp_int_cont4 & DC_HPD5_INTERRUPT) {
disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD5\n");
}
break;
case 5:
if (disp_int_cont5 & DC_HPD6_INTERRUPT) {
disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD6\n");
}

6
drivers/gpu/drm/radeon/evergreen_reg.h
View File

@ -105,6 +105,11 @@
#define EVERGREEN_GRPH_Y_START 0x6830
#define EVERGREEN_GRPH_X_END 0x6834
#define EVERGREEN_GRPH_Y_END 0x6838
#define EVERGREEN_GRPH_UPDATE 0x6844
# define EVERGREEN_GRPH_SURFACE_UPDATE_PENDING (1 << 2)
# define EVERGREEN_GRPH_UPDATE_LOCK (1 << 16)
#define EVERGREEN_GRPH_FLIP_CONTROL 0x6848
# define EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN (1 << 0)
/* CUR blocks at 0x6998, 0x7598, 0x10198, 0x10d98, 0x11998, 0x12598 */
#define EVERGREEN_CUR_CONTROL 0x6998
@ -178,6 +183,7 @@
# define EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE (1 << 24)
#define EVERGREEN_CRTC_STATUS 0x6e8c
#define EVERGREEN_CRTC_STATUS_POSITION 0x6e90
#define EVERGREEN_MASTER_UPDATE_MODE 0x6ef8
#define EVERGREEN_CRTC_UPDATE_LOCK 0x6ed4
#define EVERGREEN_DC_GPIO_HPD_MASK 0x64b0

74
drivers/gpu/drm/radeon/r100.c
View File

@ -68,6 +68,54 @@ MODULE_FIRMWARE(FIRMWARE_R520);
* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
*/
void r100_pre_page_flip(struct radeon_device *rdev, int crtc)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
u32 tmp;
/* make sure flip is at vb rather than hb */
tmp = RREG32(RADEON_CRTC_OFFSET_CNTL + radeon_crtc->crtc_offset);
tmp &= ~RADEON_CRTC_OFFSET_FLIP_CNTL;
WREG32(RADEON_CRTC_OFFSET_CNTL + radeon_crtc->crtc_offset, tmp);
/* set pageflip to happen as late as possible in the vblank interval.
* same field for crtc1/2
*/
tmp = RREG32(RADEON_CRTC_GEN_CNTL);
tmp &= ~RADEON_CRTC_VSTAT_MODE_MASK;
WREG32(RADEON_CRTC_GEN_CNTL, tmp);
/* enable the pflip int */
radeon_irq_kms_pflip_irq_get(rdev, crtc);
}
void r100_post_page_flip(struct radeon_device *rdev, int crtc)
{
/* disable the pflip int */
radeon_irq_kms_pflip_irq_put(rdev, crtc);
}
u32 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;
/* Lock the graphics update lock */
/* update the scanout addresses */
WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp);
/* Note: We don't wait for update_pending to assert, as this never
* happens for some reason on R1xx - R4xx. Adds a bit of imprecision.
*/
/* 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);
/* Return current update_pending status: */
return RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET;
}
void r100_pm_get_dynpm_state(struct radeon_device *rdev)
{
int i;
@ -526,10 +574,12 @@ int r100_irq_set(struct radeon_device *rdev)
if (rdev->irq.gui_idle) {
tmp |= RADEON_GUI_IDLE_MASK;
}
if (rdev->irq.crtc_vblank_int[0]) {
if (rdev->irq.crtc_vblank_int[0] ||
rdev->irq.pflip[0]) {
tmp |= RADEON_CRTC_VBLANK_MASK;
}
if (rdev->irq.crtc_vblank_int[1]) {
if (rdev->irq.crtc_vblank_int[1] ||
rdev->irq.pflip[1]) {
tmp |= RADEON_CRTC2_VBLANK_MASK;
}
if (rdev->irq.hpd[0]) {
@ -600,14 +650,22 @@ int r100_irq_process(struct radeon_device *rdev)
}
/* Vertical blank interrupts */
if (status & RADEON_CRTC_VBLANK_STAT) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
if (rdev->irq.pflip[0])
radeon_crtc_handle_flip(rdev, 0);
if (rdev->irq.crtc_vblank_int[0]) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
}
if (status & RADEON_CRTC2_VBLANK_STAT) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
if (rdev->irq.pflip[1])
radeon_crtc_handle_flip(rdev, 1);
if (rdev->irq.crtc_vblank_int[1]) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
}
if (status & RADEON_FP_DETECT_STAT) {
queue_hotplug = true;

4
drivers/gpu/drm/radeon/r500_reg.h
View File

@ -355,6 +355,8 @@
#define AVIVO_D1CRTC_FRAME_COUNT 0x60a4
#define AVIVO_D1CRTC_STEREO_CONTROL 0x60c4
#define AVIVO_D1MODE_MASTER_UPDATE_MODE 0x60e4
/* master controls */
#define AVIVO_DC_CRTC_MASTER_EN 0x60f8
#define AVIVO_DC_CRTC_TV_CONTROL 0x60fc
@ -409,8 +411,10 @@
#define AVIVO_D1GRPH_X_END 0x6134
#define AVIVO_D1GRPH_Y_END 0x6138
#define AVIVO_D1GRPH_UPDATE 0x6144
# define AVIVO_D1GRPH_SURFACE_UPDATE_PENDING (1 << 2)
# define AVIVO_D1GRPH_UPDATE_LOCK (1 << 16)
#define AVIVO_D1GRPH_FLIP_CONTROL 0x6148
# define AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN (1 << 0)
#define AVIVO_D1CUR_CONTROL 0x6400
# define AVIVO_D1CURSOR_EN (1 << 0)

122
drivers/gpu/drm/radeon/r600.c
View File

@ -2863,6 +2863,8 @@ static void r600_disable_interrupt_state(struct radeon_device *rdev)
WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
WREG32(GRBM_INT_CNTL, 0);
WREG32(DxMODE_INT_MASK, 0);
WREG32(D1GRPH_INTERRUPT_CONTROL, 0);
WREG32(D2GRPH_INTERRUPT_CONTROL, 0);
if (ASIC_IS_DCE3(rdev)) {
WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
@ -2987,6 +2989,7 @@ int r600_irq_set(struct radeon_device *rdev)
u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
u32 grbm_int_cntl = 0;
u32 hdmi1, hdmi2;
u32 d1grph = 0, d2grph = 0;
if (!rdev->irq.installed) {
WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
@ -3023,11 +3026,13 @@ int r600_irq_set(struct radeon_device *rdev)
cp_int_cntl |= RB_INT_ENABLE;
cp_int_cntl |= TIME_STAMP_INT_ENABLE;
}
if (rdev->irq.crtc_vblank_int[0]) {
if (rdev->irq.crtc_vblank_int[0] ||
rdev->irq.pflip[0]) {
DRM_DEBUG("r600_irq_set: vblank 0\n");
mode_int |= D1MODE_VBLANK_INT_MASK;
}
if (rdev->irq.crtc_vblank_int[1]) {
if (rdev->irq.crtc_vblank_int[1] ||
rdev->irq.pflip[1]) {
DRM_DEBUG("r600_irq_set: vblank 1\n");
mode_int |= D2MODE_VBLANK_INT_MASK;
}
@ -3070,6 +3075,8 @@ int r600_irq_set(struct radeon_device *rdev)
WREG32(CP_INT_CNTL, cp_int_cntl);
WREG32(DxMODE_INT_MASK, mode_int);
WREG32(D1GRPH_INTERRUPT_CONTROL, d1grph);
WREG32(D2GRPH_INTERRUPT_CONTROL, d2grph);
WREG32(GRBM_INT_CNTL, grbm_int_cntl);
WREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, hdmi1);
if (ASIC_IS_DCE3(rdev)) {
@ -3092,32 +3099,35 @@ int r600_irq_set(struct radeon_device *rdev)
return 0;
}
static inline void r600_irq_ack(struct radeon_device *rdev,
u32 *disp_int,
u32 *disp_int_cont,
u32 *disp_int_cont2)
static inline void r600_irq_ack(struct radeon_device *rdev)
{
u32 tmp;
if (ASIC_IS_DCE3(rdev)) {
*disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
*disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
*disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
rdev->irq.stat_regs.r600.disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
rdev->irq.stat_regs.r600.disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
} else {
*disp_int = RREG32(DISP_INTERRUPT_STATUS);
*disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
*disp_int_cont2 = 0;
rdev->irq.stat_regs.r600.disp_int = RREG32(DISP_INTERRUPT_STATUS);
rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
rdev->irq.stat_regs.r600.disp_int_cont2 = 0;
}
rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS);
rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS);
if (*disp_int & LB_D1_VBLANK_INTERRUPT)
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 (*disp_int & LB_D1_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT)
WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
if (*disp_int & LB_D2_VBLANK_INTERRUPT)
if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT)
WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
if (*disp_int & LB_D2_VLINE_INTERRUPT)
if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT)
WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
if (*disp_int & DC_HPD1_INTERRUPT) {
if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
if (ASIC_IS_DCE3(rdev)) {
tmp = RREG32(DC_HPD1_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
@ -3128,7 +3138,7 @@ static inline void r600_irq_ack(struct radeon_device *rdev,
WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
}
}
if (*disp_int & DC_HPD2_INTERRUPT) {
if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
if (ASIC_IS_DCE3(rdev)) {
tmp = RREG32(DC_HPD2_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
@ -3139,7 +3149,7 @@ static inline void r600_irq_ack(struct radeon_device *rdev,
WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
}
}
if (*disp_int_cont & DC_HPD3_INTERRUPT) {
if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
if (ASIC_IS_DCE3(rdev)) {
tmp = RREG32(DC_HPD3_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
@ -3150,18 +3160,18 @@ static inline void r600_irq_ack(struct radeon_device *rdev,
WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
}
}
if (*disp_int_cont & DC_HPD4_INTERRUPT) {
if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
tmp = RREG32(DC_HPD4_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD4_INT_CONTROL, tmp);
}
if (ASIC_IS_DCE32(rdev)) {
if (*disp_int_cont2 & DC_HPD5_INTERRUPT) {
if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
tmp = RREG32(DC_HPD5_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD5_INT_CONTROL, tmp);
}
if (*disp_int_cont2 & DC_HPD6_INTERRUPT) {
if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
tmp = RREG32(DC_HPD5_INT_CONTROL);
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD6_INT_CONTROL, tmp);
@ -3183,12 +3193,10 @@ static inline void r600_irq_ack(struct radeon_device *rdev,
void r600_irq_disable(struct radeon_device *rdev)
{
u32 disp_int, disp_int_cont, disp_int_cont2;
r600_disable_interrupts(rdev);
/* Wait and acknowledge irq */
mdelay(1);
r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
r600_irq_ack(rdev);
r600_disable_interrupt_state(rdev);
}
@ -3251,7 +3259,7 @@ int r600_irq_process(struct radeon_device *rdev)
u32 wptr = r600_get_ih_wptr(rdev);
u32 rptr = rdev->ih.rptr;
u32 src_id, src_data;
u32 ring_index, disp_int, disp_int_cont, disp_int_cont2;
u32 ring_index;
unsigned long flags;
bool queue_hotplug = false;
@ -3272,7 +3280,7 @@ int r600_irq_process(struct radeon_device *rdev)
restart_ih:
/* display interrupts */
r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
r600_irq_ack(rdev);
rdev->ih.wptr = wptr;
while (rptr != wptr) {
@ -3285,17 +3293,21 @@ restart_ih:
case 1: /* D1 vblank/vline */
switch (src_data) {
case 0: /* D1 vblank */
if (disp_int & LB_D1_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int &= ~LB_D1_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) {
if (rdev->irq.pflip[0])
radeon_crtc_handle_flip(rdev, 0);
if (rdev->irq.crtc_vblank_int[0]) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D1 vblank\n");
}
break;
case 1: /* D1 vline */
if (disp_int & LB_D1_VLINE_INTERRUPT) {
disp_int &= ~LB_D1_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VLINE_INTERRUPT;
DRM_DEBUG("IH: D1 vline\n");
}
break;
@ -3307,17 +3319,21 @@ restart_ih:
case 5: /* D2 vblank/vline */
switch (src_data) {
case 0: /* D2 vblank */
if (disp_int & LB_D2_VBLANK_INTERRUPT) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
disp_int &= ~LB_D2_VBLANK_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) {
if (rdev->irq.pflip[1])
radeon_crtc_handle_flip(rdev, 1);
if (rdev->irq.crtc_vblank_int[1]) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT;
DRM_DEBUG("IH: D2 vblank\n");
}
break;
case 1: /* D1 vline */
if (disp_int & LB_D2_VLINE_INTERRUPT) {
disp_int &= ~LB_D2_VLINE_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VLINE_INTERRUPT;
DRM_DEBUG("IH: D2 vline\n");
}
break;
@ -3329,43 +3345,43 @@ restart_ih:
case 19: /* HPD/DAC hotplug */
switch (src_data) {
case 0:
if (disp_int & DC_HPD1_INTERRUPT) {
disp_int &= ~DC_HPD1_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD1_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD1\n");
}
break;
case 1:
if (disp_int & DC_HPD2_INTERRUPT) {
disp_int &= ~DC_HPD2_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD2_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD2\n");
}
break;
case 4:
if (disp_int_cont & DC_HPD3_INTERRUPT) {
disp_int_cont &= ~DC_HPD3_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD3_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD3\n");
}
break;
case 5:
if (disp_int_cont & DC_HPD4_INTERRUPT) {
disp_int_cont &= ~DC_HPD4_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD4_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD4\n");
}
break;
case 10:
if (disp_int_cont2 & DC_HPD5_INTERRUPT) {
disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD5\n");
}
break;
case 12:
if (disp_int_cont2 & DC_HPD6_INTERRUPT) {
disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
queue_hotplug = true;
DRM_DEBUG("IH: HPD6\n");
}

9
drivers/gpu/drm/radeon/r600d.h
View File

@ -728,6 +728,15 @@
/* DCE 3.2 */
# define DC_HPDx_EN (1 << 28)
#define D1GRPH_INTERRUPT_STATUS 0x6158
#define D2GRPH_INTERRUPT_STATUS 0x6958
# define DxGRPH_PFLIP_INT_OCCURRED (1 << 0)
# define DxGRPH_PFLIP_INT_CLEAR (1 << 8)
#define D1GRPH_INTERRUPT_CONTROL 0x615c
#define D2GRPH_INTERRUPT_CONTROL 0x695c
# define DxGRPH_PFLIP_INT_MASK (1 << 0)
# define DxGRPH_PFLIP_INT_TYPE (1 << 8)
/*
* PM4
*/

57
drivers/gpu/drm/radeon/radeon.h
View File

@ -377,11 +377,56 @@ void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg);
/*
* 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 @@ struct radeon_irq {
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 @@ struct radeon_asic {
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 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
#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 */

42
drivers/gpu/drm/radeon/radeon_asic.c
View File

@ -171,6 +171,9 @@ static struct radeon_asic r100_asic = {
.pm_finish = &r100_pm_finish,
.pm_init_profile = &r100_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &r100_pre_page_flip,
.page_flip = &r100_page_flip,
.post_page_flip = &r100_post_page_flip,
};
static struct radeon_asic r200_asic = {
@ -215,6 +218,9 @@ static struct radeon_asic r200_asic = {
.pm_finish = &r100_pm_finish,
.pm_init_profile = &r100_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &r100_pre_page_flip,
.page_flip = &r100_page_flip,
.post_page_flip = &r100_post_page_flip,
};
static struct radeon_asic r300_asic = {
@ -260,6 +266,9 @@ static struct radeon_asic r300_asic = {
.pm_finish = &r100_pm_finish,
.pm_init_profile = &r100_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &r100_pre_page_flip,
.page_flip = &r100_page_flip,
.post_page_flip = &r100_post_page_flip,
};
static struct radeon_asic r300_asic_pcie = {
@ -304,6 +313,9 @@ static struct radeon_asic r300_asic_pcie = {
.pm_finish = &r100_pm_finish,
.pm_init_profile = &r100_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &r100_pre_page_flip,
.page_flip = &r100_page_flip,
.post_page_flip = &r100_post_page_flip,
};
static struct radeon_asic r420_asic = {
@ -349,6 +361,9 @@ static struct radeon_asic r420_asic = {
.pm_finish = &r100_pm_finish,
.pm_init_profile = &r420_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &r100_pre_page_flip,
.page_flip = &r100_page_flip,
.post_page_flip = &r100_post_page_flip,
};
static struct radeon_asic rs400_asic = {
@ -394,6 +409,9 @@ static struct radeon_asic rs400_asic = {
.pm_finish = &r100_pm_finish,
.pm_init_profile = &r100_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &r100_pre_page_flip,
.page_flip = &r100_page_flip,
.post_page_flip = &r100_post_page_flip,
};
static struct radeon_asic rs600_asic = {
@ -439,6 +457,9 @@ static struct radeon_asic rs600_asic = {
.pm_finish = &rs600_pm_finish,
.pm_init_profile = &r420_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,
.post_page_flip = &rs600_post_page_flip,
};
static struct radeon_asic rs690_asic = {
@ -484,6 +505,9 @@ static struct radeon_asic rs690_asic = {
.pm_finish = &rs600_pm_finish,
.pm_init_profile = &r420_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,
.post_page_flip = &rs600_post_page_flip,
};
static struct radeon_asic rv515_asic = {
@ -529,6 +553,9 @@ static struct radeon_asic rv515_asic = {
.pm_finish = &rs600_pm_finish,
.pm_init_profile = &r420_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,
.post_page_flip = &rs600_post_page_flip,
};
static struct radeon_asic r520_asic = {
@ -574,6 +601,9 @@ static struct radeon_asic r520_asic = {
.pm_finish = &rs600_pm_finish,
.pm_init_profile = &r420_pm_init_profile,
.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,
.post_page_flip = &rs600_post_page_flip,
};
static struct radeon_asic r600_asic = {
@ -618,6 +648,9 @@ static struct radeon_asic r600_asic = {
.pm_finish = &rs600_pm_finish,
.pm_init_profile = &r600_pm_init_profile,
.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,
.post_page_flip = &rs600_post_page_flip,
};
static struct radeon_asic rs780_asic = {
@ -662,6 +695,9 @@ static struct radeon_asic rs780_asic = {
.pm_finish = &rs600_pm_finish,
.pm_init_profile = &rs780_pm_init_profile,
.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,
.post_page_flip = &rs600_post_page_flip,
};
static struct radeon_asic rv770_asic = {
@ -706,6 +742,9 @@ static struct radeon_asic rv770_asic = {
.pm_finish = &rs600_pm_finish,
.pm_init_profile = &r600_pm_init_profile,
.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rv770_page_flip,
.post_page_flip = &rs600_post_page_flip,
};
static struct radeon_asic evergreen_asic = {
@ -749,6 +788,9 @@ static struct radeon_asic evergreen_asic = {
.pm_finish = &evergreen_pm_finish,
.pm_init_profile = &r600_pm_init_profile,
.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
.pre_page_flip = &evergreen_pre_page_flip,
.page_flip = &evergreen_page_flip,
.post_page_flip = &evergreen_post_page_flip,
};
int radeon_asic_init(struct radeon_device *rdev)

10
drivers/gpu/drm/radeon/radeon_asic.h
View File

@ -130,6 +130,9 @@ extern void r100_pm_prepare(struct radeon_device *rdev);
extern void r100_pm_finish(struct radeon_device *rdev);
extern void r100_pm_init_profile(struct radeon_device *rdev);
extern void r100_pm_get_dynpm_state(struct radeon_device *rdev);
extern void r100_pre_page_flip(struct radeon_device *rdev, int crtc);
extern u32 r100_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base);
extern void r100_post_page_flip(struct radeon_device *rdev, int crtc);
/*
* r200,rv250,rs300,rv280
@ -205,6 +208,9 @@ void rs600_hpd_set_polarity(struct radeon_device *rdev,
extern void rs600_pm_misc(struct radeon_device *rdev);
extern void rs600_pm_prepare(struct radeon_device *rdev);
extern void rs600_pm_finish(struct radeon_device *rdev);
extern void rs600_pre_page_flip(struct radeon_device *rdev, int crtc);
extern u32 rs600_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base);
extern void rs600_post_page_flip(struct radeon_device *rdev, int crtc);
/*
* rs690,rs740
@ -287,6 +293,7 @@ void rv770_fini(struct radeon_device *rdev);
int rv770_suspend(struct radeon_device *rdev);
int rv770_resume(struct radeon_device *rdev);
extern void rv770_pm_misc(struct radeon_device *rdev);
extern u32 rv770_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base);
/*
* evergreen
@ -314,5 +321,8 @@ extern int evergreen_cs_parse(struct radeon_cs_parser *p);
extern void evergreen_pm_misc(struct radeon_device *rdev);
extern void evergreen_pm_prepare(struct radeon_device *rdev);
extern void evergreen_pm_finish(struct radeon_device *rdev);
extern void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc);
extern u32 evergreen_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base);
extern void evergreen_post_page_flip(struct radeon_device *rdev, int crtc);
#endif

261
drivers/gpu/drm/radeon/radeon_display.c
View File

@ -183,12 +183,273 @@ static void radeon_crtc_destroy(struct drm_crtc *crtc)
kfree(radeon_crtc);
}
/*
* Handle unpin events outside the interrupt handler proper.
*/
static void radeon_unpin_work_func(struct work_struct *__work)
{
struct radeon_unpin_work *work =
container_of(__work, struct radeon_unpin_work, work);
int r;
/* unpin of the old buffer */
r = radeon_bo_reserve(work->old_rbo, false);
if (likely(r == 0)) {
r = radeon_bo_unpin(work->old_rbo);
if (unlikely(r != 0)) {
DRM_ERROR("failed to unpin buffer after flip\n");
}
radeon_bo_unreserve(work->old_rbo);
} else
DRM_ERROR("failed to reserve buffer after flip\n");
kfree(work);
}
void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
struct radeon_unpin_work *work;
struct drm_pending_vblank_event *e;
struct timeval now;
unsigned long flags;
u32 update_pending;
int vpos, hpos;
spin_lock_irqsave(&rdev->ddev->event_lock, flags);
work = radeon_crtc->unpin_work;
if (work == NULL ||
!radeon_fence_signaled(work->fence)) {
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
return;
}
/* New pageflip, or just completion of a previous one? */
if (!radeon_crtc->deferred_flip_completion) {
/* do the flip (mmio) */
update_pending = radeon_page_flip(rdev, crtc_id, work->new_crtc_base);
} else {
/* This is just a completion of a flip queued in crtc
* at last invocation. Make sure we go directly to
* completion routine.
*/
update_pending = 0;
radeon_crtc->deferred_flip_completion = 0;
}
/* 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,
&vpos, &hpos)) &&
(vpos >=0) &&
(vpos < (99 * rdev->mode_info.crtcs[crtc_id]->base.hwmode.crtc_vdisplay)/100)) {
/* crtc didn't flip in this target vblank interval,
* but flip is pending in crtc. It will complete it
* in next vblank interval, so complete the flip at
* next vblank irq.
*/
radeon_crtc->deferred_flip_completion = 1;
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
return;
}
/* Pageflip (will be) certainly completed in this vblank. Clean up. */
radeon_crtc->unpin_work = NULL;
/* wakeup userspace */
if (work->event) {
e = work->event;
do_gettimeofday(&now);
e->event.sequence = drm_vblank_count(rdev->ddev, radeon_crtc->crtc_id);
e->event.tv_sec = now.tv_sec;
e->event.tv_usec = now.tv_usec;
list_add_tail(&e->base.link, &e->base.file_priv->event_list);
wake_up_interruptible(&e->base.file_priv->event_wait);
}
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
drm_vblank_put(rdev->ddev, radeon_crtc->crtc_id);
radeon_fence_unref(&work->fence);
radeon_post_page_flip(work->rdev, work->crtc_id);
schedule_work(&work->work);
}
static int radeon_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event)
{
struct drm_device *dev = crtc->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
struct radeon_framebuffer *old_radeon_fb;
struct radeon_framebuffer *new_radeon_fb;
struct drm_gem_object *obj;
struct radeon_bo *rbo;
struct radeon_fence *fence;
struct radeon_unpin_work *work;
unsigned long flags;
u32 tiling_flags, pitch_pixels;
u64 base;
int r;
work = kzalloc(sizeof *work, GFP_KERNEL);
if (work == NULL)
return -ENOMEM;
r = radeon_fence_create(rdev, &fence);
if (unlikely(r != 0)) {
kfree(work);
DRM_ERROR("flip queue: failed to create fence.\n");
return -ENOMEM;
}
work->event = event;
work->rdev = rdev;
work->crtc_id = radeon_crtc->crtc_id;
work->fence = radeon_fence_ref(fence);
old_radeon_fb = to_radeon_framebuffer(crtc->fb);
new_radeon_fb = to_radeon_framebuffer(fb);
/* schedule unpin of the old buffer */
obj = old_radeon_fb->obj;
rbo = obj->driver_private;
work->old_rbo = rbo;
INIT_WORK(&work->work, radeon_unpin_work_func);
/* We borrow the event spin lock for protecting unpin_work */
spin_lock_irqsave(&dev->event_lock, flags);
if (radeon_crtc->unpin_work) {
spin_unlock_irqrestore(&dev->event_lock, flags);
kfree(work);
radeon_fence_unref(&fence);
DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
return -EBUSY;
}
radeon_crtc->unpin_work = work;
radeon_crtc->deferred_flip_completion = 0;
spin_unlock_irqrestore(&dev->event_lock, flags);
/* pin the new buffer */
obj = new_radeon_fb->obj;
rbo = obj->driver_private;
DRM_DEBUG_DRIVER("flip-ioctl() cur_fbo = %p, cur_bbo = %p\n",
work->old_rbo, rbo);
r = radeon_bo_reserve(rbo, false);
if (unlikely(r != 0)) {
DRM_ERROR("failed to reserve new rbo buffer before flip\n");
goto pflip_cleanup;
}
r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &base);
if (unlikely(r != 0)) {
radeon_bo_unreserve(rbo);
r = -EINVAL;
DRM_ERROR("failed to pin new rbo buffer before flip\n");
goto pflip_cleanup;
}
radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
radeon_bo_unreserve(rbo);
if (!ASIC_IS_AVIVO(rdev)) {
/* crtc offset is from display base addr not FB location */
base -= radeon_crtc->legacy_display_base_addr;
pitch_pixels = fb->pitch / (fb->bits_per_pixel / 8);
if (tiling_flags & RADEON_TILING_MACRO) {
if (ASIC_IS_R300(rdev)) {
base &= ~0x7ff;
} else {
int byteshift = fb->bits_per_pixel >> 4;
int tile_addr = (((crtc->y >> 3) * pitch_pixels + crtc->x) >> (8 - byteshift)) << 11;
base += tile_addr + ((crtc->x << byteshift) % 256) + ((crtc->y % 8) << 8);
}
} else {
int offset = crtc->y * pitch_pixels + crtc->x;
switch (fb->bits_per_pixel) {
case 8:
default:
offset *= 1;
break;
case 15:
case 16:
offset *= 2;
break;
case 24:
offset *= 3;
break;
case 32:
offset *= 4;
break;
}
base += offset;
}
base &= ~7;
}
spin_lock_irqsave(&dev->event_lock, flags);
work->new_crtc_base = base;
spin_unlock_irqrestore(&dev->event_lock, flags);
/* update crtc fb */
crtc->fb = fb;
r = drm_vblank_get(dev, radeon_crtc->crtc_id);
if (r) {
DRM_ERROR("failed to get vblank before flip\n");
goto pflip_cleanup1;
}
/* 32 ought to cover us */
r = radeon_ring_lock(rdev, 32);
if (r) {
DRM_ERROR("failed to lock the ring before flip\n");
goto pflip_cleanup2;
}
/* emit the fence */
radeon_fence_emit(rdev, fence);
/* set the proper interrupt */
radeon_pre_page_flip(rdev, radeon_crtc->crtc_id);
/* fire the ring */
radeon_ring_unlock_commit(rdev);
return 0;
pflip_cleanup2:
drm_vblank_put(dev, radeon_crtc->crtc_id);
pflip_cleanup1:
r = radeon_bo_reserve(rbo, false);
if (unlikely(r != 0)) {
DRM_ERROR("failed to reserve new rbo in error path\n");
goto pflip_cleanup;
}
r = radeon_bo_unpin(rbo);
if (unlikely(r != 0)) {
radeon_bo_unreserve(rbo);
r = -EINVAL;
DRM_ERROR("failed to unpin new rbo in error path\n");
goto pflip_cleanup;
}
radeon_bo_unreserve(rbo);
pflip_cleanup:
spin_lock_irqsave(&dev->event_lock, flags);
radeon_crtc->unpin_work = NULL;
spin_unlock_irqrestore(&dev->event_lock, flags);
radeon_fence_unref(&fence);
kfree(work);
return r;
}
static const struct drm_crtc_funcs radeon_crtc_funcs = {
.cursor_set = radeon_crtc_cursor_set,
.cursor_move = radeon_crtc_cursor_move,
.gamma_set = radeon_crtc_gamma_set,
.set_config = drm_crtc_helper_set_config,
.destroy = radeon_crtc_destroy,
.page_flip = radeon_crtc_page_flip,
};
static void radeon_crtc_init(struct drm_device *dev, int index)

3
drivers/gpu/drm/radeon/radeon_drv.c
View File

@ -48,9 +48,10 @@
* - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
* - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
* 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
* 2.8.0 - pageflip support
*/
#define KMS_DRIVER_MAJOR 2
#define KMS_DRIVER_MINOR 7
#define KMS_DRIVER_MINOR 8
#define KMS_DRIVER_PATCHLEVEL 0
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
int radeon_driver_unload_kms(struct drm_device *dev);

39
drivers/gpu/drm/radeon/radeon_irq_kms.c
View File

@ -71,8 +71,10 @@ void radeon_driver_irq_preinstall_kms(struct drm_device *dev)
rdev->irq.gui_idle = false;
for (i = 0; i < rdev->num_crtc; i++)
rdev->irq.crtc_vblank_int[i] = false;
for (i = 0; i < 6; i++)
for (i = 0; i < 6; i++) {
rdev->irq.hpd[i] = false;
rdev->irq.pflip[i] = false;
}
radeon_irq_set(rdev);
/* Clear bits */
radeon_irq_process(rdev);
@ -101,8 +103,10 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
rdev->irq.gui_idle = false;
for (i = 0; i < rdev->num_crtc; i++)
rdev->irq.crtc_vblank_int[i] = false;
for (i = 0; i < 6; i++)
for (i = 0; i < 6; i++) {
rdev->irq.hpd[i] = false;
rdev->irq.pflip[i] = false;
}
radeon_irq_set(rdev);
}
@ -175,3 +179,34 @@ void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev)
spin_unlock_irqrestore(&rdev->irq.sw_lock, irqflags);
}
void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc)
{
unsigned long irqflags;
if (crtc < 0 || crtc >= rdev->num_crtc)
return;
spin_lock_irqsave(&rdev->irq.pflip_lock[crtc], irqflags);
if (rdev->ddev->irq_enabled && (++rdev->irq.pflip_refcount[crtc] == 1)) {
rdev->irq.pflip[crtc] = true;
radeon_irq_set(rdev);
}
spin_unlock_irqrestore(&rdev->irq.pflip_lock[crtc], irqflags);
}
void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc)
{
unsigned long irqflags;
if (crtc < 0 || crtc >= rdev->num_crtc)
return;
spin_lock_irqsave(&rdev->irq.pflip_lock[crtc], irqflags);
BUG_ON(rdev->ddev->irq_enabled && rdev->irq.pflip_refcount[crtc] <= 0);
if (rdev->ddev->irq_enabled && (--rdev->irq.pflip_refcount[crtc] == 0)) {
rdev->irq.pflip[crtc] = false;
radeon_irq_set(rdev);
}
spin_unlock_irqrestore(&rdev->irq.pflip_lock[crtc], irqflags);
}

6
drivers/gpu/drm/radeon/radeon_mode.h
View File

@ -277,6 +277,9 @@ struct radeon_crtc {
fixed20_12 hsc;
struct drm_display_mode native_mode;
int pll_id;
/* page flipping */
struct radeon_unpin_work *unpin_work;
int deferred_flip_completion;
};
struct radeon_encoder_primary_dac {
@ -659,4 +662,7 @@ int radeon_fbdev_total_size(struct radeon_device *rdev);
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_flip(struct radeon_device *rdev, int crtc_id);
#endif

1
drivers/gpu/drm/radeon/radeon_reg.h
View File

@ -422,6 +422,7 @@
# define RADEON_CRTC_CSYNC_EN (1 << 4)
# define RADEON_CRTC_ICON_EN (1 << 15)
# define RADEON_CRTC_CUR_EN (1 << 16)
# define RADEON_CRTC_VSTAT_MODE_MASK (3 << 17)
# define RADEON_CRTC_CUR_MODE_MASK (7 << 20)
# define RADEON_CRTC_CUR_MODE_SHIFT 20
# define RADEON_CRTC_CUR_MODE_MONO 0

116
drivers/gpu/drm/radeon/rs600.c
View File

@ -46,6 +46,56 @@
void rs600_gpu_init(struct radeon_device *rdev);
int rs600_mc_wait_for_idle(struct radeon_device *rdev);
void rs600_pre_page_flip(struct radeon_device *rdev, int crtc)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
u32 tmp;
/* 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);
/* enable the pflip int */
radeon_irq_kms_pflip_irq_get(rdev, crtc);
}
void rs600_post_page_flip(struct radeon_device *rdev, int crtc)
{
/* disable the pflip int */
radeon_irq_kms_pflip_irq_put(rdev, crtc);
}
u32 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);
/* Lock the graphics update lock */
tmp |= AVIVO_D1GRPH_UPDATE_LOCK;
WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
/* update the scanout addresses */
WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
/* Wait for update_pending to go high. */
while (!(RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING));
DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
/* Unlock the lock, so double-buffering can take place inside vblank */
tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK;
WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
/* Return current update_pending status: */
return RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING;
}
void rs600_pm_misc(struct radeon_device *rdev)
{
int requested_index = rdev->pm.requested_power_state_index;
@ -515,10 +565,12 @@ int rs600_irq_set(struct radeon_device *rdev)
if (rdev->irq.gui_idle) {
tmp |= S_000040_GUI_IDLE(1);
}
if (rdev->irq.crtc_vblank_int[0]) {
if (rdev->irq.crtc_vblank_int[0] ||
rdev->irq.pflip[0]) {
mode_int |= S_006540_D1MODE_VBLANK_INT_MASK(1);
}
if (rdev->irq.crtc_vblank_int[1]) {
if (rdev->irq.crtc_vblank_int[1] ||
rdev->irq.pflip[1]) {
mode_int |= S_006540_D2MODE_VBLANK_INT_MASK(1);
}
if (rdev->irq.hpd[0]) {
@ -534,7 +586,7 @@ int rs600_irq_set(struct radeon_device *rdev)
return 0;
}
static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_int)
static inline u32 rs600_irq_ack(struct radeon_device *rdev)
{
uint32_t irqs = RREG32(R_000044_GEN_INT_STATUS);
uint32_t irq_mask = S_000044_SW_INT(1);
@ -547,27 +599,27 @@ static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_
}
if (G_000044_DISPLAY_INT_STAT(irqs)) {
*r500_disp_int = RREG32(R_007EDC_DISP_INTERRUPT_STATUS);
if (G_007EDC_LB_D1_VBLANK_INTERRUPT(*r500_disp_int)) {
rdev->irq.stat_regs.r500.disp_int = RREG32(R_007EDC_DISP_INTERRUPT_STATUS);
if (G_007EDC_LB_D1_VBLANK_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
WREG32(R_006534_D1MODE_VBLANK_STATUS,
S_006534_D1MODE_VBLANK_ACK(1));
}
if (G_007EDC_LB_D2_VBLANK_INTERRUPT(*r500_disp_int)) {
if (G_007EDC_LB_D2_VBLANK_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
WREG32(R_006D34_D2MODE_VBLANK_STATUS,
S_006D34_D2MODE_VBLANK_ACK(1));
}
if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(*r500_disp_int)) {
if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
tmp = RREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL);
tmp |= S_007D08_DC_HOT_PLUG_DETECT1_INT_ACK(1);
WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
}
if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(*r500_disp_int)) {
if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
tmp = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL);
tmp |= S_007D18_DC_HOT_PLUG_DETECT2_INT_ACK(1);
WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
}
} else {
*r500_disp_int = 0;
rdev->irq.stat_regs.r500.disp_int = 0;
}
if (irqs) {
@ -578,32 +630,30 @@ static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_
void rs600_irq_disable(struct radeon_device *rdev)
{
u32 tmp;
WREG32(R_000040_GEN_INT_CNTL, 0);
WREG32(R_006540_DxMODE_INT_MASK, 0);
/* Wait and acknowledge irq */
mdelay(1);
rs600_irq_ack(rdev, &tmp);
rs600_irq_ack(rdev);
}
int rs600_irq_process(struct radeon_device *rdev)
{
uint32_t status, msi_rearm;
uint32_t r500_disp_int;
u32 status, msi_rearm;
bool queue_hotplug = false;
/* reset gui idle ack. the status bit is broken */
rdev->irq.gui_idle_acked = false;
status = rs600_irq_ack(rdev, &r500_disp_int);
if (!status && !r500_disp_int) {
status = rs600_irq_ack(rdev);
if (!status && !rdev->irq.stat_regs.r500.disp_int) {
return IRQ_NONE;
}
while (status || r500_disp_int) {
while (status || rdev->irq.stat_regs.r500.disp_int) {
/* SW interrupt */
if (G_000044_SW_INT(status))
if (G_000044_SW_INT(status)) {
radeon_fence_process(rdev);
}
/* GUI idle */
if (G_000040_GUI_IDLE(status)) {
rdev->irq.gui_idle_acked = true;
@ -611,25 +661,33 @@ int rs600_irq_process(struct radeon_device *rdev)
wake_up(&rdev->irq.idle_queue);
}
/* Vertical blank interrupts */
if (G_007EDC_LB_D1_VBLANK_INTERRUPT(r500_disp_int)) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
if (G_007EDC_LB_D1_VBLANK_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
if (rdev->irq.pflip[0])
radeon_crtc_handle_flip(rdev, 0);
if (rdev->irq.crtc_vblank_int[0]) {
drm_handle_vblank(rdev->ddev, 0);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
}
if (G_007EDC_LB_D2_VBLANK_INTERRUPT(r500_disp_int)) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
if (G_007EDC_LB_D2_VBLANK_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
if (rdev->irq.pflip[1])
radeon_crtc_handle_flip(rdev, 1);
if (rdev->irq.crtc_vblank_int[1]) {
drm_handle_vblank(rdev->ddev, 1);
rdev->pm.vblank_sync = true;
wake_up(&rdev->irq.vblank_queue);
}
}
if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(r500_disp_int)) {
if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
queue_hotplug = true;
DRM_DEBUG("HPD1\n");
}
if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(r500_disp_int)) {
if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
queue_hotplug = true;
DRM_DEBUG("HPD2\n");
}
status = rs600_irq_ack(rdev, &r500_disp_int);
status = rs600_irq_ack(rdev);
}
/* reset gui idle ack. the status bit is broken */
rdev->irq.gui_idle_acked = false;

34
drivers/gpu/drm/radeon/rv770.c
View File

@ -42,6 +42,40 @@
static void rv770_gpu_init(struct radeon_device *rdev);
void rv770_fini(struct radeon_device *rdev);
u32 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);
/* Lock the graphics update lock */
tmp |= AVIVO_D1GRPH_UPDATE_LOCK;
WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
/* update the scanout addresses */
if (radeon_crtc->crtc_id) {
WREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
WREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
} else {
WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
}
WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
(u32)crtc_base);
/* Wait for update_pending to go high. */
while (!(RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING));
DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
/* Unlock the lock, so double-buffering can take place inside vblank */
tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK;
WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
/* Return current update_pending status: */
return RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING;
}
/* get temperature in millidegrees */
u32 rv770_get_temp(struct radeon_device *rdev)
{

7
drivers/gpu/drm/radeon/rv770d.h
View File

@ -351,4 +351,11 @@
#define SRBM_STATUS 0x0E50
#define D1GRPH_PRIMARY_SURFACE_ADDRESS 0x6110
#define D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH 0x6914
#define D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH 0x6114
#define D1GRPH_SECONDARY_SURFACE_ADDRESS 0x6118
#define D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH 0x691c
#define D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH 0x611c
#endif