diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-29 20:49:12 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-29 20:49:12 -0800 |
commit | 9b0cd304f26b9fca140de15deeac2bf357d1f388 (patch) | |
tree | 03a0d74614865a5b776b2a98a433232013b1d369 /drivers/gpu/drm/radeon/evergreen.c | |
parent | ca2a650f3dfdc30d71d21bcbb04d2d057779f3f9 (diff) | |
parent | ef64cf9d06049e4e9df661f3be60b217e476bee1 (diff) |
Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
Pull drm updates from Dave Airlie:
"Been a bit busy, first week of kids school, and waiting on other trees
to go in before I could send this, so its a bit later than I'd
normally like.
Highlights:
- core:
timestamp fixes, lots of misc cleanups
- new drivers:
bochs virtual vga
- vmwgfx:
major overhaul for their nextgen virt gpu.
- i915:
runtime D3 on HSW, watermark fixes, power well work, fbc fixes,
bdw is no longer prelim.
- nouveau:
gk110/208 acceleration, more pm groundwork, old overlay support
- radeon:
dpm rework and clockgating for CIK, pci config reset, big endian
fixes
- tegra:
panel support and DSI support, build as module, prime.
- armada, omap, gma500, rcar, exynos, mgag200, cirrus, ast:
fixes
- msm:
hdmi support for mdp5"
* 'drm-next' of git://people.freedesktop.org/~airlied/linux: (595 commits)
drm/nouveau: resume display if any later suspend bits fail
drm/nouveau: fix lock unbalance in nouveau_crtc_page_flip
drm/nouveau: implement hooks for needed for drm vblank timestamping support
drm/nouveau/disp: add a method to fetch info needed by drm vblank timestamping
drm/nv50: fill in crtc mode struct members from crtc_mode_fixup
drm/radeon/dce8: workaround for atom BlankCrtc table
drm/radeon/DCE4+: clear bios scratch dpms bit (v2)
drm/radeon: set si_notify_smc_display_change properly
drm/radeon: fix DAC interrupt handling on DCE5+
drm/radeon: clean up active vram sizing
drm/radeon: skip async dma init on r6xx
drm/radeon/runpm: don't runtime suspend non-PX cards
drm/radeon: add ring to fence trace functions
drm/radeon: add missing trace point
drm/radeon: fix VMID use tracking
drm: ast,cirrus,mgag200: use drm_can_sleep
drm/gma500: Lock struct_mutex around cursor updates
drm/i915: Fix the offset issue for the stolen GEM objects
DRM: armada: fix missing DRM_KMS_FB_HELPER select
drm/i915: Decouple GPU error reporting from ring initialisation
...
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); |