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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-16 07:42:10 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-16 07:42:10 +0300 |
commit | e60e1ee60630cafef5e430c2ae364877e061d980 (patch) | |
tree | 816aeef8fe8d4a2c6a1ebbc7a350839bac8dd4c2 /drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | |
parent | 5d352e69c60e54b5f04d6e337a1d2bf0dbf3d94a (diff) | |
parent | f150891fd9878ef0d9197c4e8451ce67c3bdd014 (diff) | |
download | linux-e60e1ee60630cafef5e430c2ae364877e061d980.tar.xz |
Merge tag 'drm-for-v4.15' of git://people.freedesktop.org/~airlied/linux
Pull drm updates from Dave Airlie:
"This is the main drm pull request for v4.15.
Core:
- Atomic object lifetime fixes
- Atomic iterator improvements
- Sparse/smatch fixes
- Legacy kms ioctls to be interruptible
- EDID override improvements
- fb/gem helper cleanups
- Simple outreachy patches
- Documentation improvements
- Fix dma-buf rcu races
- DRM mode object leasing for improving VR use cases.
- vgaarb improvements for non-x86 platforms.
New driver:
- tve200: Faraday Technology TVE200 block.
This "TV Encoder" encodes a ITU-T BT.656 stream and can be found in
the StorLink SL3516 (later Cortina Systems CS3516) as well as the
Grain Media GM8180.
New bridges:
- SiI9234 support
New panels:
- S6E63J0X03, OTM8009A, Seiko 43WVF1G, 7" rpi touch panel, Toshiba
LT089AC19000, Innolux AT043TN24
i915:
- Remove Coffeelake from alpha support
- Cannonlake workarounds
- Infoframe refactoring for DisplayPort
- VBT updates
- DisplayPort vswing/emph/buffer translation refactoring
- CCS fixes
- Restore GPU clock boost on missed vblanks
- Scatter list updates for userptr allocations
- Gen9+ transition watermarks
- Display IPC (Isochronous Priority Control)
- Private PAT management
- GVT: improved error handling and pci config sanitizing
- Execlist refactoring
- Transparent Huge Page support
- User defined priorities support
- HuC/GuC firmware refactoring
- DP MST fixes
- eDP power sequencing fixes
- Use RCU instead of stop_machine
- PSR state tracking support
- Eviction fixes
- BDW DP aux channel timeout fixes
- LSPCON fixes
- Cannonlake PLL fixes
amdgpu:
- Per VM BO support
- Powerplay cleanups
- CI powerplay support
- PASID mgr for kfd
- SR-IOV fixes
- initial GPU reset for vega10
- Prime mmap support
- TTM updates
- Clock query interface for Raven
- Fence to handle ioctl
- UVD encode ring support on Polaris
- Transparent huge page DMA support
- Compute LRU pipe tweaks
- BO flag to allow buffers to opt out of implicit sync
- CTX priority setting API
- VRAM lost infrastructure plumbing
qxl:
- fix flicker since atomic rework
amdkfd:
- Further improvements from internal AMD tree
- Usermode events
- Drop radeon support
nouveau:
- Pascal temperature sensor support
- Improved BAR2 handling
- MMU rework to support Pascal MMU
exynos:
- Improved HDMI/mixer support
- HDMI audio interface support
tegra:
- Prep work for tegra186
- Cleanup/fixes
msm:
- Preemption support for a5xx
- Display fixes for 8x96 (snapdragon 820)
- Async cursor plane fixes
- FW loading rework
- GPU debugging improvements
vc4:
- Prep for DSI panels
- fix T-format tiling scanout
- New madvise ioctl
Rockchip:
- LVDS support
omapdrm:
- omap4 HDMI CEC support
etnaviv:
- GPU performance counters groundwork
sun4i:
- refactor driver load + TCON backend
- HDMI improvements
- A31 support
- Misc fixes
udl:
- Probe/EDID read fixes.
tilcdc:
- Misc fixes.
pl111:
- Support more variants
adv7511:
- Improve EDID handling.
- HDMI CEC support
sii8620:
- Add remote control support"
* tag 'drm-for-v4.15' of git://people.freedesktop.org/~airlied/linux: (1480 commits)
drm/rockchip: analogix_dp: Use mutex rather than spinlock
drm/mode_object: fix documentation for object lookups.
drm/i915: Reorder context-close to avoid calling i915_vma_close() under RCU
drm/i915: Move init_clock_gating() back to where it was
drm/i915: Prune the reservation shared fence array
drm/i915: Idle the GPU before shinking everything
drm/i915: Lock llist_del_first() vs llist_del_all()
drm/i915: Calculate ironlake intermediate watermarks correctly, v2.
drm/i915: Disable lazy PPGTT page table optimization for vGPU
drm/i915/execlists: Remove the priority "optimisation"
drm/i915: Filter out spurious execlists context-switch interrupts
drm/amdgpu: use irq-safe lock for kiq->ring_lock
drm/amdgpu: bypass lru touch for KIQ ring submission
drm/amdgpu: Potential uninitialized variable in amdgpu_vm_update_directories()
drm/amdgpu: potential uninitialized variable in amdgpu_vce_ring_parse_cs()
drm/amd/powerplay: initialize a variable before using it
drm/amd/powerplay: suppress KASAN out of bounds warning in vega10_populate_all_memory_levels
drm/amd/amdgpu: fix evicted VRAM bo adjudgement condition
drm/vblank: Tune drm_crtc_accurate_vblank_count() WARN down to a debug
drm/rockchip: add CONFIG_OF dependency for lvds
...
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | 159 |
1 files changed, 124 insertions, 35 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c index ebca22302ebb..c04f44a90392 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c @@ -35,41 +35,50 @@ #include "acp_gfx_if.h" -#define ACP_TILE_ON_MASK 0x03 -#define ACP_TILE_OFF_MASK 0x02 -#define ACP_TILE_ON_RETAIN_REG_MASK 0x1f -#define ACP_TILE_OFF_RETAIN_REG_MASK 0x20 - -#define ACP_TILE_P1_MASK 0x3e -#define ACP_TILE_P2_MASK 0x3d -#define ACP_TILE_DSP0_MASK 0x3b -#define ACP_TILE_DSP1_MASK 0x37 - -#define ACP_TILE_DSP2_MASK 0x2f - -#define ACP_DMA_REGS_END 0x146c0 -#define ACP_I2S_PLAY_REGS_START 0x14840 -#define ACP_I2S_PLAY_REGS_END 0x148b4 -#define ACP_I2S_CAP_REGS_START 0x148b8 -#define ACP_I2S_CAP_REGS_END 0x1496c - -#define ACP_I2S_COMP1_CAP_REG_OFFSET 0xac -#define ACP_I2S_COMP2_CAP_REG_OFFSET 0xa8 -#define ACP_I2S_COMP1_PLAY_REG_OFFSET 0x6c -#define ACP_I2S_COMP2_PLAY_REG_OFFSET 0x68 - -#define mmACP_PGFSM_RETAIN_REG 0x51c9 -#define mmACP_PGFSM_CONFIG_REG 0x51ca -#define mmACP_PGFSM_READ_REG_0 0x51cc - -#define mmACP_MEM_SHUT_DOWN_REQ_LO 0x51f8 -#define mmACP_MEM_SHUT_DOWN_REQ_HI 0x51f9 -#define mmACP_MEM_SHUT_DOWN_STS_LO 0x51fa -#define mmACP_MEM_SHUT_DOWN_STS_HI 0x51fb - -#define ACP_TIMEOUT_LOOP 0x000000FF -#define ACP_DEVS 3 -#define ACP_SRC_ID 162 +#define ACP_TILE_ON_MASK 0x03 +#define ACP_TILE_OFF_MASK 0x02 +#define ACP_TILE_ON_RETAIN_REG_MASK 0x1f +#define ACP_TILE_OFF_RETAIN_REG_MASK 0x20 + +#define ACP_TILE_P1_MASK 0x3e +#define ACP_TILE_P2_MASK 0x3d +#define ACP_TILE_DSP0_MASK 0x3b +#define ACP_TILE_DSP1_MASK 0x37 + +#define ACP_TILE_DSP2_MASK 0x2f + +#define ACP_DMA_REGS_END 0x146c0 +#define ACP_I2S_PLAY_REGS_START 0x14840 +#define ACP_I2S_PLAY_REGS_END 0x148b4 +#define ACP_I2S_CAP_REGS_START 0x148b8 +#define ACP_I2S_CAP_REGS_END 0x1496c + +#define ACP_I2S_COMP1_CAP_REG_OFFSET 0xac +#define ACP_I2S_COMP2_CAP_REG_OFFSET 0xa8 +#define ACP_I2S_COMP1_PLAY_REG_OFFSET 0x6c +#define ACP_I2S_COMP2_PLAY_REG_OFFSET 0x68 + +#define mmACP_PGFSM_RETAIN_REG 0x51c9 +#define mmACP_PGFSM_CONFIG_REG 0x51ca +#define mmACP_PGFSM_READ_REG_0 0x51cc + +#define mmACP_MEM_SHUT_DOWN_REQ_LO 0x51f8 +#define mmACP_MEM_SHUT_DOWN_REQ_HI 0x51f9 +#define mmACP_MEM_SHUT_DOWN_STS_LO 0x51fa +#define mmACP_MEM_SHUT_DOWN_STS_HI 0x51fb + +#define mmACP_CONTROL 0x5131 +#define mmACP_STATUS 0x5133 +#define mmACP_SOFT_RESET 0x5134 +#define ACP_CONTROL__ClkEn_MASK 0x1 +#define ACP_SOFT_RESET__SoftResetAud_MASK 0x100 +#define ACP_SOFT_RESET__SoftResetAudDone_MASK 0x1000000 +#define ACP_CLOCK_EN_TIME_OUT_VALUE 0x000000FF +#define ACP_SOFT_RESET_DONE_TIME_OUT_VALUE 0x000000FF + +#define ACP_TIMEOUT_LOOP 0x000000FF +#define ACP_DEVS 3 +#define ACP_SRC_ID 162 enum { ACP_TILE_P1 = 0, @@ -260,6 +269,8 @@ static int acp_hw_init(void *handle) { int r, i; uint64_t acp_base; + u32 val = 0; + u32 count = 0; struct device *dev; struct i2s_platform_data *i2s_pdata; @@ -402,6 +413,46 @@ static int acp_hw_init(void *handle) } } + /* Assert Soft reset of ACP */ + val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET); + + val |= ACP_SOFT_RESET__SoftResetAud_MASK; + cgs_write_register(adev->acp.cgs_device, mmACP_SOFT_RESET, val); + + count = ACP_SOFT_RESET_DONE_TIME_OUT_VALUE; + while (true) { + val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET); + if (ACP_SOFT_RESET__SoftResetAudDone_MASK == + (val & ACP_SOFT_RESET__SoftResetAudDone_MASK)) + break; + if (--count == 0) { + dev_err(&adev->pdev->dev, "Failed to reset ACP\n"); + return -ETIMEDOUT; + } + udelay(100); + } + /* Enable clock to ACP and wait until the clock is enabled */ + val = cgs_read_register(adev->acp.cgs_device, mmACP_CONTROL); + val = val | ACP_CONTROL__ClkEn_MASK; + cgs_write_register(adev->acp.cgs_device, mmACP_CONTROL, val); + + count = ACP_CLOCK_EN_TIME_OUT_VALUE; + + while (true) { + val = cgs_read_register(adev->acp.cgs_device, mmACP_STATUS); + if (val & (u32) 0x1) + break; + if (--count == 0) { + dev_err(&adev->pdev->dev, "Failed to reset ACP\n"); + return -ETIMEDOUT; + } + udelay(100); + } + /* Deassert the SOFT RESET flags */ + val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET); + val &= ~ACP_SOFT_RESET__SoftResetAud_MASK; + cgs_write_register(adev->acp.cgs_device, mmACP_SOFT_RESET, val); + return 0; } @@ -414,6 +465,8 @@ static int acp_hw_init(void *handle) static int acp_hw_fini(void *handle) { int i, ret; + u32 val = 0; + u32 count = 0; struct device *dev; struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -421,6 +474,42 @@ static int acp_hw_fini(void *handle) if (!adev->acp.acp_cell) return 0; + /* Assert Soft reset of ACP */ + val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET); + + val |= ACP_SOFT_RESET__SoftResetAud_MASK; + cgs_write_register(adev->acp.cgs_device, mmACP_SOFT_RESET, val); + + count = ACP_SOFT_RESET_DONE_TIME_OUT_VALUE; + while (true) { + val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET); + if (ACP_SOFT_RESET__SoftResetAudDone_MASK == + (val & ACP_SOFT_RESET__SoftResetAudDone_MASK)) + break; + if (--count == 0) { + dev_err(&adev->pdev->dev, "Failed to reset ACP\n"); + return -ETIMEDOUT; + } + udelay(100); + } + /* Disable ACP clock */ + val = cgs_read_register(adev->acp.cgs_device, mmACP_CONTROL); + val &= ~ACP_CONTROL__ClkEn_MASK; + cgs_write_register(adev->acp.cgs_device, mmACP_CONTROL, val); + + count = ACP_CLOCK_EN_TIME_OUT_VALUE; + + while (true) { + val = cgs_read_register(adev->acp.cgs_device, mmACP_STATUS); + if (val & (u32) 0x1) + break; + if (--count == 0) { + dev_err(&adev->pdev->dev, "Failed to reset ACP\n"); + return -ETIMEDOUT; + } + udelay(100); + } + if (adev->acp.acp_genpd) { for (i = 0; i < ACP_DEVS ; i++) { dev = get_mfd_cell_dev(adev->acp.acp_cell[i].name, i); |