diff options
Diffstat (limited to 'drivers/gpu/drm/radeon')
31 files changed, 352 insertions, 222 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_i2c.c b/drivers/gpu/drm/radeon/atombios_i2c.c index deaf98cdca3a..0652ee0a2098 100644 --- a/drivers/gpu/drm/radeon/atombios_i2c.c +++ b/drivers/gpu/drm/radeon/atombios_i2c.c @@ -56,8 +56,10 @@ static int radeon_process_i2c_ch(struct radeon_i2c_chan *chan, return -EINVAL; } args.ucRegIndex = buf[0]; - if (num > 1) - memcpy(&out, &buf[1], num - 1); + if (num > 1) { + num--; + memcpy(&out, &buf[1], num); + } args.lpI2CDataOut = cpu_to_le16(out); } else { if (num > ATOM_MAX_HW_I2C_READ) { diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index ae92aa041c6a..b43a3a3c9067 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -1560,17 +1560,17 @@ u32 cik_get_xclk(struct radeon_device *rdev) * cik_mm_rdoorbell - read a doorbell dword * * @rdev: radeon_device pointer - * @offset: byte offset into the aperture + * @index: doorbell index * * Returns the value in the doorbell aperture at the - * requested offset (CIK). + * requested doorbell index (CIK). */ -u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 offset) +u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 index) { - if (offset < rdev->doorbell.size) { - return readl(((void __iomem *)rdev->doorbell.ptr) + offset); + if (index < rdev->doorbell.num_doorbells) { + return readl(rdev->doorbell.ptr + index); } else { - DRM_ERROR("reading beyond doorbell aperture: 0x%08x!\n", offset); + DRM_ERROR("reading beyond doorbell aperture: 0x%08x!\n", index); return 0; } } @@ -1579,18 +1579,18 @@ u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 offset) * cik_mm_wdoorbell - write a doorbell dword * * @rdev: radeon_device pointer - * @offset: byte offset into the aperture + * @index: doorbell index * @v: value to write * * Writes @v to the doorbell aperture at the - * requested offset (CIK). + * requested doorbell index (CIK). */ -void cik_mm_wdoorbell(struct radeon_device *rdev, u32 offset, u32 v) +void cik_mm_wdoorbell(struct radeon_device *rdev, u32 index, u32 v) { - if (offset < rdev->doorbell.size) { - writel(v, ((void __iomem *)rdev->doorbell.ptr) + offset); + if (index < rdev->doorbell.num_doorbells) { + writel(v, rdev->doorbell.ptr + index); } else { - DRM_ERROR("writing beyond doorbell aperture: 0x%08x!\n", offset); + DRM_ERROR("writing beyond doorbell aperture: 0x%08x!\n", index); } } @@ -2427,6 +2427,7 @@ static void cik_tiling_mode_table_init(struct radeon_device *rdev) gb_tile_moden = 0; break; } + rdev->config.cik.macrotile_mode_array[reg_offset] = gb_tile_moden; WREG32(GB_MACROTILE_MODE0 + (reg_offset * 4), gb_tile_moden); } } else if (num_pipe_configs == 4) { @@ -2773,6 +2774,7 @@ static void cik_tiling_mode_table_init(struct radeon_device *rdev) gb_tile_moden = 0; break; } + rdev->config.cik.macrotile_mode_array[reg_offset] = gb_tile_moden; WREG32(GB_MACROTILE_MODE0 + (reg_offset * 4), gb_tile_moden); } } else if (num_pipe_configs == 2) { @@ -2990,6 +2992,7 @@ static void cik_tiling_mode_table_init(struct radeon_device *rdev) gb_tile_moden = 0; break; } + rdev->config.cik.macrotile_mode_array[reg_offset] = gb_tile_moden; WREG32(GB_MACROTILE_MODE0 + (reg_offset * 4), gb_tile_moden); } } else @@ -3556,17 +3559,24 @@ void cik_fence_compute_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, 0); } -void cik_semaphore_ring_emit(struct radeon_device *rdev, +bool cik_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) { +/* TODO: figure out why semaphore cause lockups */ +#if 0 uint64_t addr = semaphore->gpu_addr; unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL; radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1)); radeon_ring_write(ring, addr & 0xffffffff); radeon_ring_write(ring, (upper_32_bits(addr) & 0xffff) | sel); + + return true; +#else + return false; +#endif } /** @@ -3609,13 +3619,8 @@ int cik_copy_cpdma(struct radeon_device *rdev, return r; } - if (radeon_fence_need_sync(*fence, ring->idx)) { - radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, - ring->idx); - radeon_fence_note_sync(*fence, ring->idx); - } else { - radeon_semaphore_free(rdev, &sem, NULL); - } + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); for (i = 0; i < num_loops; i++) { cur_size_in_bytes = size_in_bytes; @@ -4052,7 +4057,7 @@ void cik_compute_ring_set_wptr(struct radeon_device *rdev, struct radeon_ring *ring) { rdev->wb.wb[ring->wptr_offs/4] = cpu_to_le32(ring->wptr); - WDOORBELL32(ring->doorbell_offset, ring->wptr); + WDOORBELL32(ring->doorbell_index, ring->wptr); } /** @@ -4393,10 +4398,6 @@ static int cik_cp_compute_resume(struct radeon_device *rdev) return r; } - /* doorbell offset */ - rdev->ring[idx].doorbell_offset = - (rdev->ring[idx].doorbell_page_num * PAGE_SIZE) + 0; - /* init the mqd struct */ memset(buf, 0, sizeof(struct bonaire_mqd)); @@ -4508,7 +4509,7 @@ static int cik_cp_compute_resume(struct radeon_device *rdev) RREG32(CP_HQD_PQ_DOORBELL_CONTROL); mqd->queue_state.cp_hqd_pq_doorbell_control &= ~DOORBELL_OFFSET_MASK; mqd->queue_state.cp_hqd_pq_doorbell_control |= - DOORBELL_OFFSET(rdev->ring[idx].doorbell_offset / 4); + DOORBELL_OFFSET(rdev->ring[idx].doorbell_index); mqd->queue_state.cp_hqd_pq_doorbell_control |= DOORBELL_EN; mqd->queue_state.cp_hqd_pq_doorbell_control &= ~(DOORBELL_SOURCE | DOORBELL_HIT); @@ -7839,14 +7840,14 @@ int cik_init(struct radeon_device *rdev) ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; ring->ring_obj = NULL; r600_ring_init(rdev, ring, 1024 * 1024); - r = radeon_doorbell_get(rdev, &ring->doorbell_page_num); + r = radeon_doorbell_get(rdev, &ring->doorbell_index); if (r) return r; ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; ring->ring_obj = NULL; r600_ring_init(rdev, ring, 1024 * 1024); - r = radeon_doorbell_get(rdev, &ring->doorbell_page_num); + r = radeon_doorbell_get(rdev, &ring->doorbell_index); if (r) return r; diff --git a/drivers/gpu/drm/radeon/cik_sdma.c b/drivers/gpu/drm/radeon/cik_sdma.c index 9c9529de20ee..0300727a4f70 100644 --- a/drivers/gpu/drm/radeon/cik_sdma.c +++ b/drivers/gpu/drm/radeon/cik_sdma.c @@ -130,7 +130,7 @@ void cik_sdma_fence_ring_emit(struct radeon_device *rdev, * Add a DMA semaphore packet to the ring wait on or signal * other rings (CIK). */ -void cik_sdma_semaphore_ring_emit(struct radeon_device *rdev, +bool cik_sdma_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) @@ -141,6 +141,8 @@ void cik_sdma_semaphore_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SEMAPHORE, 0, extra_bits)); radeon_ring_write(ring, addr & 0xfffffff8); radeon_ring_write(ring, upper_32_bits(addr) & 0xffffffff); + + return true; } /** @@ -443,13 +445,8 @@ int cik_copy_dma(struct radeon_device *rdev, return r; } - if (radeon_fence_need_sync(*fence, ring->idx)) { - radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, - ring->idx); - radeon_fence_note_sync(*fence, ring->idx); - } else { - radeon_semaphore_free(rdev, &sem, NULL); - } + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); for (i = 0; i < num_loops; i++) { cur_size_in_bytes = size_in_bytes; diff --git a/drivers/gpu/drm/radeon/cypress_dpm.c b/drivers/gpu/drm/radeon/cypress_dpm.c index 91bb470de0a3..920e1e4a52c5 100644 --- a/drivers/gpu/drm/radeon/cypress_dpm.c +++ b/drivers/gpu/drm/radeon/cypress_dpm.c @@ -299,7 +299,9 @@ void cypress_program_response_times(struct radeon_device *rdev) static int cypress_pcie_performance_request(struct radeon_device *rdev, u8 perf_req, bool advertise) { +#if defined(CONFIG_ACPI) struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); +#endif u32 tmp; udelay(10); diff --git a/drivers/gpu/drm/radeon/evergreen_dma.c b/drivers/gpu/drm/radeon/evergreen_dma.c index 6a0656d00ed0..a37b54436382 100644 --- a/drivers/gpu/drm/radeon/evergreen_dma.c +++ b/drivers/gpu/drm/radeon/evergreen_dma.c @@ -131,13 +131,8 @@ int evergreen_copy_dma(struct radeon_device *rdev, return r; } - if (radeon_fence_need_sync(*fence, ring->idx)) { - radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, - ring->idx); - radeon_fence_note_sync(*fence, ring->idx); - } else { - radeon_semaphore_free(rdev, &sem, NULL); - } + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); for (i = 0; i < num_loops; i++) { cur_size_in_dw = size_in_dw; diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c index f26339028154..cdc003085a76 100644 --- a/drivers/gpu/drm/radeon/ni_dpm.c +++ b/drivers/gpu/drm/radeon/ni_dpm.c @@ -3445,9 +3445,9 @@ static int ni_enable_smc_cac(struct radeon_device *rdev, static int ni_pcie_performance_request(struct radeon_device *rdev, u8 perf_req, bool advertise) { +#if defined(CONFIG_ACPI) struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); -#if defined(CONFIG_ACPI) if ((perf_req == PCIE_PERF_REQ_PECI_GEN1) || (perf_req == PCIE_PERF_REQ_PECI_GEN2)) { if (eg_pi->pcie_performance_request_registered == false) diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 784983d78158..10abc4d5a6cc 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -869,13 +869,14 @@ void r100_fence_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, RADEON_SW_INT_FIRE); } -void r100_semaphore_ring_emit(struct radeon_device *rdev, +bool r100_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) { /* Unused on older asics, since we don't have semaphores or multiple rings */ BUG(); + return false; } int r100_copy_blit(struct radeon_device *rdev, diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 4e609e8a8d2b..9ad06732a78b 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2650,7 +2650,7 @@ void r600_fence_ring_emit(struct radeon_device *rdev, } } -void r600_semaphore_ring_emit(struct radeon_device *rdev, +bool r600_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) @@ -2664,6 +2664,8 @@ void r600_semaphore_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1)); radeon_ring_write(ring, addr & 0xffffffff); radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel); + + return true; } /** @@ -2706,13 +2708,8 @@ int r600_copy_cpdma(struct radeon_device *rdev, return r; } - if (radeon_fence_need_sync(*fence, ring->idx)) { - radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, - ring->idx); - radeon_fence_note_sync(*fence, ring->idx); - } else { - radeon_semaphore_free(rdev, &sem, NULL); - } + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); diff --git a/drivers/gpu/drm/radeon/r600_dma.c b/drivers/gpu/drm/radeon/r600_dma.c index 3b317456512a..7844d15c139f 100644 --- a/drivers/gpu/drm/radeon/r600_dma.c +++ b/drivers/gpu/drm/radeon/r600_dma.c @@ -311,7 +311,7 @@ void r600_dma_fence_ring_emit(struct radeon_device *rdev, * Add a DMA semaphore packet to the ring wait on or signal * other rings (r6xx-SI). */ -void r600_dma_semaphore_ring_emit(struct radeon_device *rdev, +bool r600_dma_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) @@ -322,6 +322,8 @@ void r600_dma_semaphore_ring_emit(struct radeon_device *rdev, radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SEMAPHORE, 0, s, 0)); radeon_ring_write(ring, addr & 0xfffffffc); radeon_ring_write(ring, upper_32_bits(addr) & 0xff); + + return true; } /** @@ -462,13 +464,8 @@ int r600_copy_dma(struct radeon_device *rdev, return r; } - if (radeon_fence_need_sync(*fence, ring->idx)) { - radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, - ring->idx); - radeon_fence_note_sync(*fence, ring->idx); - } else { - radeon_semaphore_free(rdev, &sem, NULL); - } + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); for (i = 0; i < num_loops; i++) { cur_size_in_dw = size_in_dw; diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index b9ee99258602..ecf2a3960c07 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -348,6 +348,7 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence **fence, i void radeon_fence_process(struct radeon_device *rdev, int ring); bool radeon_fence_signaled(struct radeon_fence *fence); int radeon_fence_wait(struct radeon_fence *fence, bool interruptible); +int radeon_fence_wait_locked(struct radeon_fence *fence); int radeon_fence_wait_next_locked(struct radeon_device *rdev, int ring); int radeon_fence_wait_empty_locked(struct radeon_device *rdev, int ring); int radeon_fence_wait_any(struct radeon_device *rdev, @@ -548,17 +549,20 @@ struct radeon_semaphore { struct radeon_sa_bo *sa_bo; signed waiters; uint64_t gpu_addr; + struct radeon_fence *sync_to[RADEON_NUM_RINGS]; }; int radeon_semaphore_create(struct radeon_device *rdev, struct radeon_semaphore **semaphore); -void radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring, +bool radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring, struct radeon_semaphore *semaphore); -void radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring, +bool radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring, struct radeon_semaphore *semaphore); +void radeon_semaphore_sync_to(struct radeon_semaphore *semaphore, + struct radeon_fence *fence); int radeon_semaphore_sync_rings(struct radeon_device *rdev, struct radeon_semaphore *semaphore, - int signaler, int waiter); + int waiting_ring); void radeon_semaphore_free(struct radeon_device *rdev, struct radeon_semaphore **semaphore, struct radeon_fence *fence); @@ -645,13 +649,15 @@ void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg); /* * GPU doorbell structures, functions & helpers */ +#define RADEON_MAX_DOORBELLS 1024 /* Reserve at most 1024 doorbell slots for radeon-owned rings. */ + struct radeon_doorbell { - u32 num_pages; - bool free[1024]; /* doorbell mmio */ - resource_size_t base; - resource_size_t size; - void __iomem *ptr; + resource_size_t base; + resource_size_t size; + u32 __iomem *ptr; + u32 num_doorbells; /* Number of doorbells actually reserved for radeon. */ + unsigned long used[DIV_ROUND_UP(RADEON_MAX_DOORBELLS, BITS_PER_LONG)]; }; int radeon_doorbell_get(struct radeon_device *rdev, u32 *page); @@ -765,7 +771,6 @@ struct radeon_ib { struct radeon_fence *fence; struct radeon_vm *vm; bool is_const_ib; - struct radeon_fence *sync_to[RADEON_NUM_RINGS]; struct radeon_semaphore *semaphore; }; @@ -799,8 +804,7 @@ struct radeon_ring { u32 pipe; u32 queue; struct radeon_bo *mqd_obj; - u32 doorbell_page_num; - u32 doorbell_offset; + u32 doorbell_index; unsigned wptr_offs; }; @@ -921,7 +925,6 @@ int radeon_ib_get(struct radeon_device *rdev, int ring, struct radeon_ib *ib, struct radeon_vm *vm, unsigned size); void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib); -void radeon_ib_sync_to(struct radeon_ib *ib, struct radeon_fence *fence); int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib, struct radeon_ib *const_ib); int radeon_ib_pool_init(struct radeon_device *rdev); @@ -1638,7 +1641,7 @@ struct radeon_asic_ring { /* command emmit functions */ void (*ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib); void (*emit_fence)(struct radeon_device *rdev, struct radeon_fence *fence); - void (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp, + bool (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp, struct radeon_semaphore *semaphore, bool emit_wait); void (*vm_flush)(struct radeon_device *rdev, int ridx, struct radeon_vm *vm); @@ -1979,6 +1982,7 @@ struct cik_asic { unsigned tile_config; uint32_t tile_mode_array[32]; + uint32_t macrotile_mode_array[16]; }; union radeon_asic_config { @@ -2239,8 +2243,8 @@ void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v, u32 r100_io_rreg(struct radeon_device *rdev, u32 reg); void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v); -u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 offset); -void cik_mm_wdoorbell(struct radeon_device *rdev, u32 offset, u32 v); +u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 index); +void cik_mm_wdoorbell(struct radeon_device *rdev, u32 index, u32 v); /* * Cast helper @@ -2303,8 +2307,8 @@ void cik_mm_wdoorbell(struct radeon_device *rdev, u32 offset, u32 v); #define RREG32_IO(reg) r100_io_rreg(rdev, (reg)) #define WREG32_IO(reg, v) r100_io_wreg(rdev, (reg), (v)) -#define RDOORBELL32(offset) cik_mm_rdoorbell(rdev, (offset)) -#define WDOORBELL32(offset, v) cik_mm_wdoorbell(rdev, (offset), (v)) +#define RDOORBELL32(index) cik_mm_rdoorbell(rdev, (index)) +#define WDOORBELL32(index, v) cik_mm_wdoorbell(rdev, (index), (v)) /* * Indirect registers accessor diff --git a/drivers/gpu/drm/radeon/radeon_acpi.c b/drivers/gpu/drm/radeon/radeon_acpi.c index 10f98c7742d8..98a9074b306b 100644 --- a/drivers/gpu/drm/radeon/radeon_acpi.c +++ b/drivers/gpu/drm/radeon/radeon_acpi.c @@ -369,7 +369,7 @@ int radeon_atif_handler(struct radeon_device *rdev, return NOTIFY_DONE; /* Check pending SBIOS requests */ - handle = DEVICE_ACPI_HANDLE(&rdev->pdev->dev); + handle = ACPI_HANDLE(&rdev->pdev->dev); count = radeon_atif_get_sbios_requests(handle, &req); if (count <= 0) @@ -556,7 +556,7 @@ int radeon_acpi_pcie_notify_device_ready(struct radeon_device *rdev) struct radeon_atcs *atcs = &rdev->atcs; /* Get the device handle */ - handle = DEVICE_ACPI_HANDLE(&rdev->pdev->dev); + handle = ACPI_HANDLE(&rdev->pdev->dev); if (!handle) return -EINVAL; @@ -596,7 +596,7 @@ int radeon_acpi_pcie_performance_request(struct radeon_device *rdev, u32 retry = 3; /* Get the device handle */ - handle = DEVICE_ACPI_HANDLE(&rdev->pdev->dev); + handle = ACPI_HANDLE(&rdev->pdev->dev); if (!handle) return -EINVAL; @@ -699,7 +699,7 @@ int radeon_acpi_init(struct radeon_device *rdev) int ret; /* Get the device handle */ - handle = DEVICE_ACPI_HANDLE(&rdev->pdev->dev); + handle = ACPI_HANDLE(&rdev->pdev->dev); /* No need to proceed if we're sure that ATIF is not supported */ if (!ASIC_IS_AVIVO(rdev) || !rdev->bios || !handle) diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 50853c0cb49d..e354ce94cdd1 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -2015,6 +2015,8 @@ static struct radeon_asic ci_asic = { .bandwidth_update = &dce8_bandwidth_update, .get_vblank_counter = &evergreen_get_vblank_counter, .wait_for_vblank = &dce4_wait_for_vblank, + .set_backlight_level = &atombios_set_backlight_level, + .get_backlight_level = &atombios_get_backlight_level, .hdmi_enable = &evergreen_hdmi_enable, .hdmi_setmode = &evergreen_hdmi_setmode, }, @@ -2114,6 +2116,8 @@ static struct radeon_asic kv_asic = { .bandwidth_update = &dce8_bandwidth_update, .get_vblank_counter = &evergreen_get_vblank_counter, .wait_for_vblank = &dce4_wait_for_vblank, + .set_backlight_level = &atombios_set_backlight_level, + .get_backlight_level = &atombios_get_backlight_level, .hdmi_enable = &evergreen_hdmi_enable, .hdmi_setmode = &evergreen_hdmi_setmode, }, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index f2833ee3a613..c9fd97b58076 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -80,7 +80,7 @@ int r100_irq_set(struct radeon_device *rdev); int r100_irq_process(struct radeon_device *rdev); void r100_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); -void r100_semaphore_ring_emit(struct radeon_device *rdev, +bool r100_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *cp, struct radeon_semaphore *semaphore, bool emit_wait); @@ -313,13 +313,13 @@ int r600_cs_parse(struct radeon_cs_parser *p); int r600_dma_cs_parse(struct radeon_cs_parser *p); void r600_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); -void r600_semaphore_ring_emit(struct radeon_device *rdev, +bool r600_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *cp, struct radeon_semaphore *semaphore, bool emit_wait); void r600_dma_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); -void r600_dma_semaphore_ring_emit(struct radeon_device *rdev, +bool r600_dma_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait); @@ -566,10 +566,6 @@ int sumo_dpm_force_performance_level(struct radeon_device *rdev, */ void cayman_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); -void cayman_uvd_semaphore_emit(struct radeon_device *rdev, - struct radeon_ring *ring, - struct radeon_semaphore *semaphore, - bool emit_wait); void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev); int cayman_init(struct radeon_device *rdev); void cayman_fini(struct radeon_device *rdev); @@ -697,7 +693,7 @@ void cik_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); int cik_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk); void cik_sdma_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); -void cik_sdma_semaphore_ring_emit(struct radeon_device *rdev, +bool cik_sdma_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait); @@ -717,7 +713,7 @@ void cik_fence_gfx_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); void cik_fence_compute_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); -void cik_semaphore_ring_emit(struct radeon_device *rdev, +bool cik_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *cp, struct radeon_semaphore *semaphore, bool emit_wait); @@ -807,7 +803,7 @@ void uvd_v1_0_stop(struct radeon_device *rdev); int uvd_v1_0_ring_test(struct radeon_device *rdev, struct radeon_ring *ring); int uvd_v1_0_ib_test(struct radeon_device *rdev, struct radeon_ring *ring); -void uvd_v1_0_semaphore_emit(struct radeon_device *rdev, +bool uvd_v1_0_semaphore_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait); @@ -819,7 +815,7 @@ void uvd_v2_2_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence); /* uvd v3.1 */ -void uvd_v3_1_semaphore_emit(struct radeon_device *rdev, +bool uvd_v3_1_semaphore_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait); diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c index 6153ec18943a..9d302eaeea15 100644 --- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c +++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c @@ -8,8 +8,7 @@ */ #include <linux/vga_switcheroo.h> #include <linux/slab.h> -#include <acpi/acpi.h> -#include <acpi/acpi_bus.h> +#include <linux/acpi.h> #include <linux/pci.h> #include "radeon_acpi.h" @@ -447,7 +446,7 @@ static bool radeon_atpx_pci_probe_handle(struct pci_dev *pdev) acpi_handle dhandle, atpx_handle; acpi_status status; - dhandle = DEVICE_ACPI_HANDLE(&pdev->dev); + dhandle = ACPI_HANDLE(&pdev->dev); if (!dhandle) return false; @@ -493,7 +492,7 @@ static int radeon_atpx_init(void) */ static int radeon_atpx_get_client_id(struct pci_dev *pdev) { - if (radeon_atpx_priv.dhandle == DEVICE_ACPI_HANDLE(&pdev->dev)) + if (radeon_atpx_priv.dhandle == ACPI_HANDLE(&pdev->dev)) return VGA_SWITCHEROO_IGD; else return VGA_SWITCHEROO_DIS; diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c index c155d6f3fa68..b3633d9a5317 100644 --- a/drivers/gpu/drm/radeon/radeon_bios.c +++ b/drivers/gpu/drm/radeon/radeon_bios.c @@ -185,7 +185,7 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev) return false; while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) { - dhandle = DEVICE_ACPI_HANDLE(&pdev->dev); + dhandle = ACPI_HANDLE(&pdev->dev); if (!dhandle) continue; diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 26ca223d12d6..f41594b2eeac 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -159,7 +159,8 @@ static void radeon_cs_sync_rings(struct radeon_cs_parser *p) if (!p->relocs[i].robj) continue; - radeon_ib_sync_to(&p->ib, p->relocs[i].robj->tbo.sync_obj); + radeon_semaphore_sync_to(p->ib.semaphore, + p->relocs[i].robj->tbo.sync_obj); } } @@ -411,9 +412,9 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev, goto out; } radeon_cs_sync_rings(parser); - radeon_ib_sync_to(&parser->ib, vm->fence); - radeon_ib_sync_to(&parser->ib, radeon_vm_grab_id( - rdev, vm, parser->ring)); + radeon_semaphore_sync_to(parser->ib.semaphore, vm->fence); + radeon_semaphore_sync_to(parser->ib.semaphore, + radeon_vm_grab_id(rdev, vm, parser->ring)); if ((rdev->family >= CHIP_TAHITI) && (parser->chunk_const_ib_idx != -1)) { diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index b9234c43f43d..39b033b441d2 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -251,28 +251,23 @@ void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg) */ int radeon_doorbell_init(struct radeon_device *rdev) { - int i; - /* doorbell bar mapping */ rdev->doorbell.base = pci_resource_start(rdev->pdev, 2); rdev->doorbell.size = pci_resource_len(rdev->pdev, 2); - /* limit to 4 MB for now */ - if (rdev->doorbell.size > (4 * 1024 * 1024)) - rdev->doorbell.size = 4 * 1024 * 1024; + rdev->doorbell.num_doorbells = min_t(u32, rdev->doorbell.size / sizeof(u32), RADEON_MAX_DOORBELLS); + if (rdev->doorbell.num_doorbells == 0) + return -EINVAL; - rdev->doorbell.ptr = ioremap(rdev->doorbell.base, rdev->doorbell.size); + rdev->doorbell.ptr = ioremap(rdev->doorbell.base, rdev->doorbell.num_doorbells * sizeof(u32)); if (rdev->doorbell.ptr == NULL) { return -ENOMEM; } DRM_INFO("doorbell mmio base: 0x%08X\n", (uint32_t)rdev->doorbell.base); DRM_INFO("doorbell mmio size: %u\n", (unsigned)rdev->doorbell.size); - rdev->doorbell.num_pages = rdev->doorbell.size / PAGE_SIZE; + memset(&rdev->doorbell.used, 0, sizeof(rdev->doorbell.used)); - for (i = 0; i < rdev->doorbell.num_pages; i++) { - rdev->doorbell.free[i] = true; - } return 0; } @@ -290,40 +285,38 @@ void radeon_doorbell_fini(struct radeon_device *rdev) } /** - * radeon_doorbell_get - Allocate a doorbell page + * radeon_doorbell_get - Allocate a doorbell entry * * @rdev: radeon_device pointer - * @doorbell: doorbell page number + * @doorbell: doorbell index * - * Allocate a doorbell page for use by the driver (all asics). + * Allocate a doorbell for use by the driver (all asics). * Returns 0 on success or -EINVAL on failure. */ int radeon_doorbell_get(struct radeon_device *rdev, u32 *doorbell) { - int i; - - for (i = 0; i < rdev->doorbell.num_pages; i++) { - if (rdev->doorbell.free[i]) { - rdev->doorbell.free[i] = false; - *doorbell = i; - return 0; - } + unsigned long offset = find_first_zero_bit(rdev->doorbell.used, rdev->doorbell.num_doorbells); + if (offset < rdev->doorbell.num_doorbells) { + __set_bit(offset, rdev->doorbell.used); + *doorbell = offset; + return 0; + } else { + return -EINVAL; } - return -EINVAL; } /** - * radeon_doorbell_free - Free a doorbell page + * radeon_doorbell_free - Free a doorbell entry * * @rdev: radeon_device pointer - * @doorbell: doorbell page number + * @doorbell: doorbell index * - * Free a doorbell page allocated for use by the driver (all asics) + * Free a doorbell allocated for use by the driver (all asics) */ void radeon_doorbell_free(struct radeon_device *rdev, u32 doorbell) { - if (doorbell < rdev->doorbell.num_pages) - rdev->doorbell.free[doorbell] = true; + if (doorbell < rdev->doorbell.num_doorbells) + __clear_bit(doorbell, rdev->doorbell.used); } /* diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 1aee32213f66..9f5ff28864f6 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -76,9 +76,10 @@ * 2.32.0 - new info request for rings working * 2.33.0 - Add SI tiling mode array query * 2.34.0 - Add CIK tiling mode array query + * 2.35.0 - Add CIK macrotile mode array query */ #define KMS_DRIVER_MAJOR 2 -#define KMS_DRIVER_MINOR 34 +#define KMS_DRIVER_MINOR 35 #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); diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 281d14c22a47..d3a86e43c012 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -472,6 +472,36 @@ int radeon_fence_wait_any(struct radeon_device *rdev, } /** + * radeon_fence_wait_locked - wait for a fence to signal + * + * @fence: radeon fence object + * + * Wait for the requested fence to signal (all asics). + * Returns 0 if the fence has passed, error for all other cases. + */ +int radeon_fence_wait_locked(struct radeon_fence *fence) +{ + uint64_t seq[RADEON_NUM_RINGS] = {}; + int r; + + if (fence == NULL) { + WARN(1, "Querying an invalid fence : %p !\n", fence); + return -EINVAL; + } + + seq[fence->ring] = fence->seq; + if (seq[fence->ring] == RADEON_FENCE_SIGNALED_SEQ) + return 0; + + r = radeon_fence_wait_seq(fence->rdev, seq, false, false); + if (r) + return r; + + fence->seq = RADEON_FENCE_SIGNALED_SEQ; + return 0; +} + +/** * radeon_fence_wait_next_locked - wait for the next fence to signal * * @rdev: radeon device pointer diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 8a83b89d4709..3044e504f4ec 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -651,7 +651,7 @@ retry: radeon_asic_vm_set_page(rdev, &ib, vm->pd_gpu_addr, 0, pd_entries, 0, 0); - radeon_ib_sync_to(&ib, vm->fence); + radeon_semaphore_sync_to(ib.semaphore, vm->fence); r = radeon_ib_schedule(rdev, &ib, NULL); if (r) { radeon_ib_free(rdev, &ib); @@ -1209,6 +1209,8 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, return -ENOMEM; r = radeon_ib_get(rdev, R600_RING_TYPE_DMA_INDEX, &ib, NULL, ndw * 4); + if (r) + return r; ib.length_dw = 0; r = radeon_vm_update_pdes(rdev, vm, &ib, bo_va->soffset, bo_va->eoffset); @@ -1220,7 +1222,7 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, radeon_vm_update_ptes(rdev, vm, &ib, bo_va->soffset, bo_va->eoffset, addr, radeon_vm_page_flags(bo_va->flags)); - radeon_ib_sync_to(&ib, vm->fence); + radeon_semaphore_sync_to(ib.semaphore, vm->fence); r = radeon_ib_schedule(rdev, &ib, NULL); if (r) { radeon_ib_free(rdev, &ib); diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index bb8710531a1b..55d0b474bd37 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -340,7 +340,7 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) break; case RADEON_INFO_BACKEND_MAP: if (rdev->family >= CHIP_BONAIRE) - return -EINVAL; + *value = rdev->config.cik.backend_map; else if (rdev->family >= CHIP_TAHITI) *value = rdev->config.si.backend_map; else if (rdev->family >= CHIP_CAYMAN) @@ -449,6 +449,15 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) return -EINVAL; } break; + case RADEON_INFO_CIK_MACROTILE_MODE_ARRAY: + if (rdev->family >= CHIP_BONAIRE) { + value = rdev->config.cik.macrotile_mode_array; + value_size = sizeof(uint32_t)*16; + } else { + DRM_DEBUG_KMS("macrotile mode array is cik+ only!\n"); + return -EINVAL; + } + break; case RADEON_INFO_SI_CP_DMA_COMPUTE: *value = 1; break; diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c index 0c7b8c66301b..0b158f98d287 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c @@ -422,6 +422,7 @@ int radeon_crtc_do_set_base(struct drm_crtc *crtc, /* Pin framebuffer & get tilling informations */ obj = radeon_fb->obj; rbo = gem_to_radeon_bo(obj); +retry: r = radeon_bo_reserve(rbo, false); if (unlikely(r != 0)) return r; @@ -430,6 +431,33 @@ int radeon_crtc_do_set_base(struct drm_crtc *crtc, &base); if (unlikely(r != 0)) { radeon_bo_unreserve(rbo); + + /* On old GPU like RN50 with little vram pining can fails because + * current fb is taking all space needed. So instead of unpining + * the old buffer after pining the new one, first unpin old one + * and then retry pining new one. + * + * As only master can set mode only master can pin and it is + * unlikely the master client will race with itself especialy + * on those old gpu with single crtc. + * + * We don't shutdown the display controller because new buffer + * will end up in same spot. + */ + if (!atomic && fb && fb != crtc->fb) { + struct radeon_bo *old_rbo; + unsigned long nsize, osize; + + old_rbo = gem_to_radeon_bo(to_radeon_framebuffer(fb)->obj); + osize = radeon_bo_size(old_rbo); + nsize = radeon_bo_size(rbo); + if (nsize <= osize && !radeon_bo_reserve(old_rbo, false)) { + radeon_bo_unpin(old_rbo); + radeon_bo_unreserve(old_rbo); + fb = NULL; + goto retry; + } + } return -EINVAL; } radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL); diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 866ace070b91..d1385ccc672c 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -1252,7 +1252,6 @@ int radeon_pm_init(struct radeon_device *rdev) case CHIP_RS780: case CHIP_RS880: case CHIP_CAYMAN: - case CHIP_ARUBA: case CHIP_BONAIRE: case CHIP_KABINI: case CHIP_KAVERI: @@ -1284,6 +1283,7 @@ int radeon_pm_init(struct radeon_device *rdev) case CHIP_BARTS: case CHIP_TURKS: case CHIP_CAICOS: + case CHIP_ARUBA: case CHIP_TAHITI: case CHIP_PITCAIRN: case CHIP_VERDE: diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 18254e1c3e71..9214403ae173 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -61,7 +61,7 @@ int radeon_ib_get(struct radeon_device *rdev, int ring, struct radeon_ib *ib, struct radeon_vm *vm, unsigned size) { - int i, r; + int r; r = radeon_sa_bo_new(rdev, &rdev->ring_tmp_bo, &ib->sa_bo, size, 256, true); if (r) { @@ -87,8 +87,6 @@ int radeon_ib_get(struct radeon_device *rdev, int ring, ib->gpu_addr = radeon_sa_bo_gpu_addr(ib->sa_bo); } ib->is_const_ib = false; - for (i = 0; i < RADEON_NUM_RINGS; ++i) - ib->sync_to[i] = NULL; return 0; } @@ -109,25 +107,6 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib) } /** - * radeon_ib_sync_to - sync to fence before executing the IB - * - * @ib: IB object to add fence to - * @fence: fence to sync to - * - * Sync to the fence before executing the IB - */ -void radeon_ib_sync_to(struct radeon_ib *ib, struct radeon_fence *fence) -{ - struct radeon_fence *other; - - if (!fence) - return; - - other = ib->sync_to[fence->ring]; - ib->sync_to[fence->ring] = radeon_fence_later(fence, other); -} - -/** * radeon_ib_schedule - schedule an IB (Indirect Buffer) on the ring * * @rdev: radeon_device pointer @@ -151,8 +130,7 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib, struct radeon_ib *const_ib) { struct radeon_ring *ring = &rdev->ring[ib->ring]; - bool need_sync = false; - int i, r = 0; + int r = 0; if (!ib->length_dw || !ring->ready) { /* TODO: Nothings in the ib we should report. */ @@ -166,19 +144,15 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib, dev_err(rdev->dev, "scheduling IB failed (%d).\n", r); return r; } - for (i = 0; i < RADEON_NUM_RINGS; ++i) { - struct radeon_fence *fence = ib->sync_to[i]; - if (radeon_fence_need_sync(fence, ib->ring)) { - need_sync = true; - radeon_semaphore_sync_rings(rdev, ib->semaphore, - fence->ring, ib->ring); - radeon_fence_note_sync(fence, ib->ring); - } - } - /* immediately free semaphore when we don't need to sync */ - if (!need_sync) { - radeon_semaphore_free(rdev, &ib->semaphore, NULL); + + /* sync with other rings */ + r = radeon_semaphore_sync_rings(rdev, ib->semaphore, ib->ring); + if (r) { + dev_err(rdev->dev, "failed to sync rings (%d)\n", r); + radeon_ring_unlock_undo(rdev, ring); + return r; } + /* if we can't remember our last VM flush then flush now! */ /* XXX figure out why we have to flush for every IB */ if (ib->vm /*&& !ib->vm->last_flush*/) { diff --git a/drivers/gpu/drm/radeon/radeon_semaphore.c b/drivers/gpu/drm/radeon/radeon_semaphore.c index 8dcc20f53d73..2b42aa1914f2 100644 --- a/drivers/gpu/drm/radeon/radeon_semaphore.c +++ b/drivers/gpu/drm/radeon/radeon_semaphore.c @@ -29,12 +29,12 @@ */ #include <drm/drmP.h> #include "radeon.h" - +#include "radeon_trace.h" int radeon_semaphore_create(struct radeon_device *rdev, struct radeon_semaphore **semaphore) { - int r; + int i, r; *semaphore = kmalloc(sizeof(struct radeon_semaphore), GFP_KERNEL); if (*semaphore == NULL) { @@ -50,54 +50,121 @@ int radeon_semaphore_create(struct radeon_device *rdev, (*semaphore)->waiters = 0; (*semaphore)->gpu_addr = radeon_sa_bo_gpu_addr((*semaphore)->sa_bo); *((uint64_t*)radeon_sa_bo_cpu_addr((*semaphore)->sa_bo)) = 0; + + for (i = 0; i < RADEON_NUM_RINGS; ++i) + (*semaphore)->sync_to[i] = NULL; + return 0; } -void radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring, +bool radeon_semaphore_emit_signal(struct radeon_device *rdev, int ridx, struct radeon_semaphore *semaphore) { - --semaphore->waiters; - radeon_semaphore_ring_emit(rdev, ring, &rdev->ring[ring], semaphore, false); + struct radeon_ring *ring = &rdev->ring[ridx]; + + trace_radeon_semaphore_signale(ridx, semaphore); + + if (radeon_semaphore_ring_emit(rdev, ridx, ring, semaphore, false)) { + --semaphore->waiters; + + /* for debugging lockup only, used by sysfs debug files */ + ring->last_semaphore_signal_addr = semaphore->gpu_addr; + return true; + } + return false; } -void radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring, +bool radeon_semaphore_emit_wait(struct radeon_device *rdev, int ridx, struct radeon_semaphore *semaphore) { - ++semaphore->waiters; - radeon_semaphore_ring_emit(rdev, ring, &rdev->ring[ring], semaphore, true); + struct radeon_ring *ring = &rdev->ring[ridx]; + + trace_radeon_semaphore_wait(ridx, semaphore); + + if (radeon_semaphore_ring_emit(rdev, ridx, ring, semaphore, true)) { + ++semaphore->waiters; + + /* for debugging lockup only, used by sysfs debug files */ + ring->last_semaphore_wait_addr = semaphore->gpu_addr; + return true; + } + return false; +} + +/** + * radeon_semaphore_sync_to - use the semaphore to sync to a fence + * + * @semaphore: semaphore object to add fence to + * @fence: fence to sync to + * + * Sync to the fence using this semaphore object + */ +void radeon_semaphore_sync_to(struct radeon_semaphore *semaphore, + struct radeon_fence *fence) +{ + struct radeon_fence *other; + + if (!fence) + return; + + other = semaphore->sync_to[fence->ring]; + semaphore->sync_to[fence->ring] = radeon_fence_later(fence, other); } -/* caller must hold ring lock */ +/** + * radeon_semaphore_sync_rings - sync ring to all registered fences + * + * @rdev: radeon_device pointer + * @semaphore: semaphore object to use for sync + * @ring: ring that needs sync + * + * Ensure that all registered fences are signaled before letting + * the ring continue. The caller must hold the ring lock. + */ int radeon_semaphore_sync_rings(struct radeon_device *rdev, struct radeon_semaphore *semaphore, - int signaler, int waiter) + int ring) { - int r; + int i, r; - /* no need to signal and wait on the same ring */ - if (signaler == waiter) { - return 0; - } + for (i = 0; i < RADEON_NUM_RINGS; ++i) { + struct radeon_fence *fence = semaphore->sync_to[i]; - /* prevent GPU deadlocks */ - if (!rdev->ring[signaler].ready) { - dev_err(rdev->dev, "Trying to sync to a disabled ring!"); - return -EINVAL; - } + /* check if we really need to sync */ + if (!radeon_fence_need_sync(fence, ring)) + continue; - r = radeon_ring_alloc(rdev, &rdev->ring[signaler], 8); - if (r) { - return r; - } - radeon_semaphore_emit_signal(rdev, signaler, semaphore); - radeon_ring_commit(rdev, &rdev->ring[signaler]); + /* prevent GPU deadlocks */ + if (!rdev->ring[i].ready) { + dev_err(rdev->dev, "Syncing to a disabled ring!"); + return -EINVAL; + } - /* we assume caller has already allocated space on waiters ring */ - radeon_semaphore_emit_wait(rdev, waiter, semaphore); + /* allocate enough space for sync command */ + r = radeon_ring_alloc(rdev, &rdev->ring[i], 16); + if (r) { + return r; + } - /* for debugging lockup only, used by sysfs debug files */ - rdev->ring[signaler].last_semaphore_signal_addr = semaphore->gpu_addr; - rdev->ring[waiter].last_semaphore_wait_addr = semaphore->gpu_addr; + /* emit the signal semaphore */ + if (!radeon_semaphore_emit_signal(rdev, i, semaphore)) { + /* signaling wasn't successful wait manually */ + radeon_ring_undo(&rdev->ring[i]); + radeon_fence_wait_locked(fence); + continue; + } + + /* we assume caller has already allocated space on waiters ring */ + if (!radeon_semaphore_emit_wait(rdev, ring, semaphore)) { + /* waiting wasn't successful wait manually */ + radeon_ring_undo(&rdev->ring[i]); + radeon_fence_wait_locked(fence); + continue; + } + + radeon_ring_commit(rdev, &rdev->ring[i]); + radeon_fence_note_sync(fence, ring); + } return 0; } diff --git a/drivers/gpu/drm/radeon/radeon_trace.h b/drivers/gpu/drm/radeon/radeon_trace.h index 811bca691b36..9f0e18172b6e 100644 --- a/drivers/gpu/drm/radeon/radeon_trace.h +++ b/drivers/gpu/drm/radeon/radeon_trace.h @@ -111,6 +111,42 @@ DEFINE_EVENT(radeon_fence_request, radeon_fence_wait_end, TP_ARGS(dev, seqno) ); +DECLARE_EVENT_CLASS(radeon_semaphore_request, + + TP_PROTO(int ring, struct radeon_semaphore *sem), + + TP_ARGS(ring, sem), + + TP_STRUCT__entry( + __field(int, ring) + __field(signed, waiters) + __field(uint64_t, gpu_addr) + ), + + TP_fast_assign( + __entry->ring = ring; + __entry->waiters = sem->waiters; + __entry->gpu_addr = sem->gpu_addr; + ), + + TP_printk("ring=%u, waiters=%d, addr=%010Lx", __entry->ring, + __entry->waiters, __entry->gpu_addr) +); + +DEFINE_EVENT(radeon_semaphore_request, radeon_semaphore_signale, + + TP_PROTO(int ring, struct radeon_semaphore *sem), + + TP_ARGS(ring, sem) +); + +DEFINE_EVENT(radeon_semaphore_request, radeon_semaphore_wait, + + TP_PROTO(int ring, struct radeon_semaphore *sem), + + TP_ARGS(ring, sem) +); + #endif /* This part must be outside protection */ diff --git a/drivers/gpu/drm/radeon/rv770_dma.c b/drivers/gpu/drm/radeon/rv770_dma.c index f9b02e3d6830..aca8cbe8a335 100644 --- a/drivers/gpu/drm/radeon/rv770_dma.c +++ b/drivers/gpu/drm/radeon/rv770_dma.c @@ -66,13 +66,8 @@ int rv770_copy_dma(struct radeon_device *rdev, return r; } - if (radeon_fence_need_sync(*fence, ring->idx)) { - radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, - ring->idx); - radeon_fence_note_sync(*fence, ring->idx); - } else { - radeon_semaphore_free(rdev, &sem, NULL); - } + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); for (i = 0; i < num_loops; i++) { cur_size_in_dw = size_in_dw; diff --git a/drivers/gpu/drm/radeon/si_dma.c b/drivers/gpu/drm/radeon/si_dma.c index 8e8f46133532..59be2cfcbb47 100644 --- a/drivers/gpu/drm/radeon/si_dma.c +++ b/drivers/gpu/drm/radeon/si_dma.c @@ -195,13 +195,8 @@ int si_copy_dma(struct radeon_device *rdev, return r; } - if (radeon_fence_need_sync(*fence, ring->idx)) { - radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, - ring->idx); - radeon_fence_note_sync(*fence, ring->idx); - } else { - radeon_semaphore_free(rdev, &sem, NULL); - } + radeon_semaphore_sync_to(sem, *fence); + radeon_semaphore_sync_rings(rdev, sem, ring->idx); for (i = 0; i < num_loops; i++) { cur_size_in_bytes = size_in_bytes; diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c index 9364129ba292..d700698a1f22 100644 --- a/drivers/gpu/drm/radeon/trinity_dpm.c +++ b/drivers/gpu/drm/radeon/trinity_dpm.c @@ -1873,9 +1873,9 @@ int trinity_dpm_init(struct radeon_device *rdev) pi->enable_sclk_ds = true; pi->enable_gfx_power_gating = true; pi->enable_gfx_clock_gating = true; - pi->enable_mg_clock_gating = true; - pi->enable_gfx_dynamic_mgpg = true; /* ??? */ - pi->override_dynamic_mgpg = true; + pi->enable_mg_clock_gating = false; + pi->enable_gfx_dynamic_mgpg = false; + pi->override_dynamic_mgpg = false; pi->enable_auto_thermal_throttling = true; pi->voltage_drop_in_dce = false; /* need to restructure dpm/modeset interaction */ pi->uvd_dpm = true; /* ??? */ diff --git a/drivers/gpu/drm/radeon/uvd_v1_0.c b/drivers/gpu/drm/radeon/uvd_v1_0.c index 7266805d9786..d4a68af1a279 100644 --- a/drivers/gpu/drm/radeon/uvd_v1_0.c +++ b/drivers/gpu/drm/radeon/uvd_v1_0.c @@ -357,7 +357,7 @@ int uvd_v1_0_ring_test(struct radeon_device *rdev, struct radeon_ring *ring) * * Emit a semaphore command (either wait or signal) to the UVD ring. */ -void uvd_v1_0_semaphore_emit(struct radeon_device *rdev, +bool uvd_v1_0_semaphore_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) @@ -372,6 +372,8 @@ void uvd_v1_0_semaphore_emit(struct radeon_device *rdev, radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0)); radeon_ring_write(ring, emit_wait ? 1 : 0); + + return true; } /** diff --git a/drivers/gpu/drm/radeon/uvd_v3_1.c b/drivers/gpu/drm/radeon/uvd_v3_1.c index 5b6fa1f62d4e..d722db2cf340 100644 --- a/drivers/gpu/drm/radeon/uvd_v3_1.c +++ b/drivers/gpu/drm/radeon/uvd_v3_1.c @@ -37,7 +37,7 @@ * * Emit a semaphore command (either wait or signal) to the UVD ring. */ -void uvd_v3_1_semaphore_emit(struct radeon_device *rdev, +bool uvd_v3_1_semaphore_emit(struct radeon_device *rdev, struct radeon_ring *ring, struct radeon_semaphore *semaphore, bool emit_wait) @@ -52,4 +52,6 @@ void uvd_v3_1_semaphore_emit(struct radeon_device *rdev, radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0)); radeon_ring_write(ring, 0x80 | (emit_wait ? 1 : 0)); + + return true; } |