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path: root/drivers/gpu/drm/radeon/r600.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
-rw-r--r--drivers/gpu/drm/radeon/r600.c191
1 files changed, 120 insertions, 71 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index c8187c4b6ae8..f388a1d73b63 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -713,6 +713,14 @@ void r600_hpd_init(struct radeon_device *rdev)
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
+ connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
+ /* don't try to enable hpd on eDP or LVDS avoid breaking the
+ * aux dp channel on imac and help (but not completely fix)
+ * https://bugzilla.redhat.com/show_bug.cgi?id=726143
+ */
+ continue;
+ }
if (ASIC_IS_DCE3(rdev)) {
u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
if (ASIC_IS_DCE32(rdev))
@@ -1223,7 +1231,7 @@ int r600_vram_scratch_init(struct radeon_device *rdev)
if (rdev->vram_scratch.robj == NULL) {
r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE,
PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
- &rdev->vram_scratch.robj);
+ NULL, &rdev->vram_scratch.robj);
if (r) {
return r;
}
@@ -1350,31 +1358,17 @@ bool r600_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
u32 srbm_status;
u32 grbm_status;
u32 grbm_status2;
- struct r100_gpu_lockup *lockup;
- int r;
-
- if (rdev->family >= CHIP_RV770)
- lockup = &rdev->config.rv770.lockup;
- else
- lockup = &rdev->config.r600.lockup;
srbm_status = RREG32(R_000E50_SRBM_STATUS);
grbm_status = RREG32(R_008010_GRBM_STATUS);
grbm_status2 = RREG32(R_008014_GRBM_STATUS2);
if (!G_008010_GUI_ACTIVE(grbm_status)) {
- r100_gpu_lockup_update(lockup, ring);
+ radeon_ring_lockup_update(ring);
return false;
}
/* force CP activities */
- r = radeon_ring_lock(rdev, ring, 2);
- if (!r) {
- /* PACKET2 NOP */
- radeon_ring_write(ring, 0x80000000);
- radeon_ring_write(ring, 0x80000000);
- radeon_ring_unlock_commit(rdev, ring);
- }
- ring->rptr = RREG32(ring->rptr_reg);
- return r100_gpu_cp_is_lockup(rdev, lockup, ring);
+ radeon_ring_force_activity(rdev, ring);
+ return radeon_ring_test_lockup(rdev, ring);
}
int r600_asic_reset(struct radeon_device *rdev)
@@ -2377,20 +2371,15 @@ int r600_copy_blit(struct radeon_device *rdev,
unsigned num_gpu_pages,
struct radeon_fence *fence)
{
+ struct radeon_sa_bo *vb = NULL;
int r;
- mutex_lock(&rdev->r600_blit.mutex);
- rdev->r600_blit.vb_ib = NULL;
- r = r600_blit_prepare_copy(rdev, num_gpu_pages);
+ r = r600_blit_prepare_copy(rdev, num_gpu_pages, &vb);
if (r) {
- if (rdev->r600_blit.vb_ib)
- radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
- mutex_unlock(&rdev->r600_blit.mutex);
return r;
}
- r600_kms_blit_copy(rdev, src_offset, dst_offset, num_gpu_pages);
- r600_blit_done_copy(rdev, fence);
- mutex_unlock(&rdev->r600_blit.mutex);
+ r600_kms_blit_copy(rdev, src_offset, dst_offset, num_gpu_pages, vb);
+ r600_blit_done_copy(rdev, fence, vb);
return 0;
}
@@ -2494,12 +2483,9 @@ int r600_startup(struct radeon_device *rdev)
if (r)
return r;
- r = radeon_ib_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
- if (r) {
- DRM_ERROR("radeon: failed testing IB (%d).\n", r);
- rdev->accel_working = false;
+ r = radeon_ib_ring_tests(rdev);
+ if (r)
return r;
- }
return 0;
}
@@ -2574,10 +2560,6 @@ int r600_init(struct radeon_device *rdev)
if (r600_debugfs_mc_info_init(rdev)) {
DRM_ERROR("Failed to register debugfs file for mc !\n");
}
- /* This don't do much */
- r = radeon_gem_init(rdev);
- if (r)
- return r;
/* Read BIOS */
if (!radeon_get_bios(rdev)) {
if (ASIC_IS_AVIVO(rdev))
@@ -2675,7 +2657,6 @@ void r600_fini(struct radeon_device *rdev)
r600_vram_scratch_fini(rdev);
radeon_agp_fini(rdev);
radeon_gem_fini(rdev);
- radeon_semaphore_driver_fini(rdev);
radeon_fence_driver_fini(rdev);
radeon_bo_fini(rdev);
radeon_atombios_fini(rdev);
@@ -2704,7 +2685,7 @@ void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
{
- struct radeon_ib *ib;
+ struct radeon_ib ib;
uint32_t scratch;
uint32_t tmp = 0;
unsigned i;
@@ -2722,18 +2703,18 @@ int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
DRM_ERROR("radeon: failed to get ib (%d).\n", r);
return r;
}
- ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
- ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
- ib->ptr[2] = 0xDEADBEEF;
- ib->length_dw = 3;
- r = radeon_ib_schedule(rdev, ib);
+ ib.ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
+ ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
+ ib.ptr[2] = 0xDEADBEEF;
+ ib.length_dw = 3;
+ r = radeon_ib_schedule(rdev, &ib);
if (r) {
radeon_scratch_free(rdev, scratch);
radeon_ib_free(rdev, &ib);
DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
return r;
}
- r = radeon_fence_wait(ib->fence, false);
+ r = radeon_fence_wait(ib.fence, false);
if (r) {
DRM_ERROR("radeon: fence wait failed (%d).\n", r);
return r;
@@ -2745,7 +2726,7 @@ int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
DRM_UDELAY(1);
}
if (i < rdev->usec_timeout) {
- DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib->fence->ring, i);
+ DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i);
} else {
DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
scratch, tmp);
@@ -2788,7 +2769,7 @@ int r600_ih_ring_alloc(struct radeon_device *rdev)
r = radeon_bo_create(rdev, rdev->ih.ring_size,
PAGE_SIZE, true,
RADEON_GEM_DOMAIN_GTT,
- &rdev->ih.ring_obj);
+ NULL, &rdev->ih.ring_obj);
if (r) {
DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
return r;
@@ -2968,6 +2949,15 @@ static void r600_disable_interrupt_state(struct radeon_device *rdev)
WREG32(DC_HPD5_INT_CONTROL, tmp);
tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
WREG32(DC_HPD6_INT_CONTROL, tmp);
+ tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
+ tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
+ } else {
+ tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
+ tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
}
} else {
WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
@@ -2978,6 +2968,10 @@ static void r600_disable_interrupt_state(struct radeon_device *rdev)
WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
+ tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
+ tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
}
}
@@ -3047,6 +3041,9 @@ int r600_irq_init(struct radeon_device *rdev)
else
r600_disable_interrupt_state(rdev);
+ /* at this point everything should be setup correctly to enable master */
+ pci_set_master(rdev->pdev);
+
/* enable irqs */
r600_enable_interrupts(rdev);
@@ -3071,7 +3068,7 @@ int r600_irq_set(struct radeon_device *rdev)
u32 mode_int = 0;
u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
u32 grbm_int_cntl = 0;
- u32 hdmi1, hdmi2;
+ u32 hdmi0, hdmi1;
u32 d1grph = 0, d2grph = 0;
if (!rdev->irq.installed) {
@@ -3086,9 +3083,7 @@ int r600_irq_set(struct radeon_device *rdev)
return 0;
}
- hdmi1 = RREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
if (ASIC_IS_DCE3(rdev)) {
- hdmi2 = RREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
@@ -3096,12 +3091,18 @@ int r600_irq_set(struct radeon_device *rdev)
if (ASIC_IS_DCE32(rdev)) {
hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hdmi0 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
+ hdmi1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
+ } else {
+ hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ hdmi1 = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
}
} else {
- hdmi2 = RREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
+ hdmi1 = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
}
if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) {
@@ -3143,13 +3144,13 @@ int r600_irq_set(struct radeon_device *rdev)
DRM_DEBUG("r600_irq_set: hpd 6\n");
hpd6 |= DC_HPDx_INT_EN;
}
- if (rdev->irq.hdmi[0]) {
- DRM_DEBUG("r600_irq_set: hdmi 1\n");
- hdmi1 |= R600_HDMI_INT_EN;
+ if (rdev->irq.afmt[0]) {
+ DRM_DEBUG("r600_irq_set: hdmi 0\n");
+ hdmi0 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
}
- if (rdev->irq.hdmi[1]) {
- DRM_DEBUG("r600_irq_set: hdmi 2\n");
- hdmi2 |= R600_HDMI_INT_EN;
+ if (rdev->irq.afmt[1]) {
+ DRM_DEBUG("r600_irq_set: hdmi 0\n");
+ hdmi1 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
}
if (rdev->irq.gui_idle) {
DRM_DEBUG("gui idle\n");
@@ -3161,9 +3162,7 @@ int r600_irq_set(struct radeon_device *rdev)
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)) {
- WREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, hdmi2);
WREG32(DC_HPD1_INT_CONTROL, hpd1);
WREG32(DC_HPD2_INT_CONTROL, hpd2);
WREG32(DC_HPD3_INT_CONTROL, hpd3);
@@ -3171,12 +3170,18 @@ int r600_irq_set(struct radeon_device *rdev)
if (ASIC_IS_DCE32(rdev)) {
WREG32(DC_HPD5_INT_CONTROL, hpd5);
WREG32(DC_HPD6_INT_CONTROL, hpd6);
+ WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, hdmi0);
+ WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, hdmi1);
+ } else {
+ WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
+ WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
}
} else {
- WREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, hdmi2);
WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
+ WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
+ WREG32(HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
}
return 0;
@@ -3190,10 +3195,19 @@ static void r600_irq_ack(struct radeon_device *rdev)
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);
+ if (ASIC_IS_DCE32(rdev)) {
+ rdev->irq.stat_regs.r600.hdmi0_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET0);
+ rdev->irq.stat_regs.r600.hdmi1_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET1);
+ } else {
+ rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS);
+ rdev->irq.stat_regs.r600.hdmi1_status = RREG32(DCE3_HDMI1_STATUS);
+ }
} else {
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.hdmi0_status = RREG32(HDMI0_STATUS);
+ rdev->irq.stat_regs.r600.hdmi1_status = RREG32(HDMI1_STATUS);
}
rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS);
rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS);
@@ -3259,17 +3273,32 @@ static void r600_irq_ack(struct radeon_device *rdev)
tmp |= DC_HPDx_INT_ACK;
WREG32(DC_HPD6_INT_CONTROL, tmp);
}
- }
- if (RREG32(R600_HDMI_BLOCK1 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
- WREG32_P(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
- }
- if (ASIC_IS_DCE3(rdev)) {
- if (RREG32(R600_HDMI_BLOCK3 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
- WREG32_P(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
+ if (rdev->irq.stat_regs.r600.hdmi0_status & AFMT_AZ_FORMAT_WTRIG) {
+ tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0);
+ tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
+ WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
+ }
+ if (rdev->irq.stat_regs.r600.hdmi1_status & AFMT_AZ_FORMAT_WTRIG) {
+ tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1);
+ tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
+ WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
}
} else {
- if (RREG32(R600_HDMI_BLOCK2 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
- WREG32_P(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
+ if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
+ tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL);
+ tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
+ WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
+ }
+ if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
+ if (ASIC_IS_DCE3(rdev)) {
+ tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL);
+ tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
+ WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
+ } else {
+ tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL);
+ tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
+ WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
+ }
}
}
}
@@ -3345,6 +3374,7 @@ int r600_irq_process(struct radeon_device *rdev)
u32 ring_index;
unsigned long flags;
bool queue_hotplug = false;
+ bool queue_hdmi = false;
if (!rdev->ih.enabled || rdev->shutdown)
return IRQ_NONE;
@@ -3480,9 +3510,26 @@ restart_ih:
break;
}
break;
- case 21: /* HDMI */
- DRM_DEBUG("IH: HDMI: 0x%x\n", src_data);
- r600_audio_schedule_polling(rdev);
+ case 21: /* hdmi */
+ switch (src_data) {
+ case 4:
+ if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
+ rdev->irq.stat_regs.r600.hdmi0_status &= ~HDMI0_AZ_FORMAT_WTRIG;
+ queue_hdmi = true;
+ DRM_DEBUG("IH: HDMI0\n");
+ }
+ break;
+ case 5:
+ if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
+ rdev->irq.stat_regs.r600.hdmi1_status &= ~HDMI0_AZ_FORMAT_WTRIG;
+ queue_hdmi = true;
+ DRM_DEBUG("IH: HDMI1\n");
+ }
+ break;
+ default:
+ DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
break;
case 176: /* CP_INT in ring buffer */
case 177: /* CP_INT in IB1 */
@@ -3514,6 +3561,8 @@ restart_ih:
goto restart_ih;
if (queue_hotplug)
schedule_work(&rdev->hotplug_work);
+ if (queue_hdmi)
+ schedule_work(&rdev->audio_work);
rdev->ih.rptr = rptr;
WREG32(IH_RB_RPTR, rdev->ih.rptr);
spin_unlock_irqrestore(&rdev->ih.lock, flags);