diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 99 |
1 files changed, 78 insertions, 21 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 9702e55e924e..f2b9e21ce4da 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -146,6 +146,7 @@ extern u32 si_get_csb_size(struct radeon_device *rdev); extern void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer); extern u32 cik_get_csb_size(struct radeon_device *rdev); extern void cik_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer); +extern void rv770_set_clk_bypass_mode(struct radeon_device *rdev); static const u32 evergreen_golden_registers[] = { @@ -3867,6 +3868,48 @@ static void evergreen_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) evergreen_print_gpu_status_regs(rdev); } +void evergreen_gpu_pci_config_reset(struct radeon_device *rdev) +{ + struct evergreen_mc_save save; + u32 tmp, i; + + dev_info(rdev->dev, "GPU pci config reset\n"); + + /* disable dpm? */ + + /* Disable CP parsing/prefetching */ + WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT); + udelay(50); + /* Disable DMA */ + tmp = RREG32(DMA_RB_CNTL); + tmp &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL, tmp); + /* XXX other engines? */ + + /* halt the rlc */ + r600_rlc_stop(rdev); + + udelay(50); + + /* set mclk/sclk to bypass */ + rv770_set_clk_bypass_mode(rdev); + /* disable BM */ + pci_clear_master(rdev->pdev); + /* disable mem access */ + evergreen_mc_stop(rdev, &save); + if (evergreen_mc_wait_for_idle(rdev)) { + dev_warn(rdev->dev, "Wait for MC idle timed out !\n"); + } + /* reset */ + radeon_pci_config_reset(rdev); + /* wait for asic to come out of reset */ + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(CONFIG_MEMSIZE) != 0xffffffff) + break; + udelay(1); + } +} + int evergreen_asic_reset(struct radeon_device *rdev) { u32 reset_mask; @@ -3876,10 +3919,17 @@ int evergreen_asic_reset(struct radeon_device *rdev) if (reset_mask) r600_set_bios_scratch_engine_hung(rdev, true); + /* try soft reset */ evergreen_gpu_soft_reset(rdev, reset_mask); reset_mask = evergreen_gpu_check_soft_reset(rdev); + /* try pci config reset */ + if (reset_mask && radeon_hard_reset) + evergreen_gpu_pci_config_reset(rdev); + + reset_mask = evergreen_gpu_check_soft_reset(rdev); + if (!reset_mask) r600_set_bios_scratch_engine_hung(rdev, false); @@ -4298,8 +4348,8 @@ void evergreen_disable_interrupt_state(struct radeon_device *rdev) WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); } - /* only one DAC on DCE6 */ - if (!ASIC_IS_DCE6(rdev)) + /* only one DAC on DCE5 */ + if (!ASIC_IS_DCE5(rdev)) WREG32(DACA_AUTODETECT_INT_CONTROL, 0); WREG32(DACB_AUTODETECT_INT_CONTROL, 0); @@ -5109,27 +5159,12 @@ static int evergreen_startup(struct radeon_device *rdev) evergreen_mc_program(rdev); - if (ASIC_IS_DCE5(rdev)) { - if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) { - r = ni_init_microcode(rdev); - if (r) { - DRM_ERROR("Failed to load firmware!\n"); - return r; - } - } + if (ASIC_IS_DCE5(rdev) && !rdev->pm.dpm_enabled) { r = ni_mc_load_microcode(rdev); if (r) { DRM_ERROR("Failed to load MC firmware!\n"); return r; } - } else { - if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { - r = r600_init_microcode(rdev); - if (r) { - DRM_ERROR("Failed to load firmware!\n"); - return r; - } - } } if (rdev->flags & RADEON_IS_AGP) { @@ -5199,14 +5234,12 @@ static int evergreen_startup(struct radeon_device *rdev) ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, - R600_CP_RB_RPTR, R600_CP_RB_WPTR, RADEON_CP_PACKET2); if (r) return r; ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET, - DMA_RB_RPTR, DMA_RB_WPTR, DMA_PACKET(DMA_PACKET_NOP, 0, 0)); if (r) return r; @@ -5224,7 +5257,6 @@ static int evergreen_startup(struct radeon_device *rdev) ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX]; if (ring->ring_size) { r = radeon_ring_init(rdev, ring, ring->ring_size, 0, - UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR, RADEON_CP_PACKET2); if (!r) r = uvd_v1_0_init(rdev); @@ -5267,6 +5299,8 @@ int evergreen_resume(struct radeon_device *rdev) /* init golden registers */ evergreen_init_golden_registers(rdev); + radeon_pm_resume(rdev); + rdev->accel_working = true; r = evergreen_startup(rdev); if (r) { @@ -5281,6 +5315,7 @@ int evergreen_resume(struct radeon_device *rdev) int evergreen_suspend(struct radeon_device *rdev) { + radeon_pm_suspend(rdev); r600_audio_fini(rdev); uvd_v1_0_fini(rdev); radeon_uvd_suspend(rdev); @@ -5357,6 +5392,27 @@ int evergreen_init(struct radeon_device *rdev) if (r) return r; + if (ASIC_IS_DCE5(rdev)) { + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) { + r = ni_init_microcode(rdev); + if (r) { + DRM_ERROR("Failed to load firmware!\n"); + return r; + } + } + } else { + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { + r = r600_init_microcode(rdev); + if (r) { + DRM_ERROR("Failed to load firmware!\n"); + return r; + } + } + } + + /* Initialize power management */ + radeon_pm_init(rdev); + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL; r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024); @@ -5409,6 +5465,7 @@ int evergreen_init(struct radeon_device *rdev) void evergreen_fini(struct radeon_device *rdev) { + radeon_pm_fini(rdev); r600_audio_fini(rdev); r700_cp_fini(rdev); r600_dma_fini(rdev); |