diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-25 02:19:43 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-25 02:19:43 +0300 |
commit | b14ffae378aa1db993e62b01392e70d1e585fb23 (patch) | |
tree | 0ac179d24e8a62ec4c2732ed18d90d83da4b82d7 /drivers/gpu/drm/i915/display/intel_cdclk.c | |
parent | 52deda9551a01879b3562e7b41748e85c591f14c (diff) | |
parent | c6e90a1c660874736bd09c1fec6312b4b4c2ff7b (diff) | |
download | linux-b14ffae378aa1db993e62b01392e70d1e585fb23.tar.xz |
Merge tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie:
"Lots of work all over, Intel improving DG2 support, amdkfd CRIU
support, msm new hw support, and faster fbdev support.
dma-buf:
- rename dma-buf-map to iosys-map
core:
- move buddy allocator to core
- add pci/platform init macros
- improve EDID parser deep color handling
- EDID timing type 7 support
- add GPD Win Max quirk
- add yes/no helpers to string_helpers
- flatten syncobj chains
- add nomodeset support to lots of drivers
- improve fb-helper clipping support
- add default property value interface
fbdev:
- improve fbdev ops speed
ttm:
- add a backpointer from ttm bo->ttm resource
dp:
- move displayport headers
- add a dp helper module
bridge:
- anx7625 atomic support, HDCP support
panel:
- split out panel-lvds and lvds bindings
- find panels in OF subnodes
privacy:
- add chromeos privacy screen support
fb:
- hot unplug fw fb on forced removal
simpledrm:
- request region instead of marking ioresource busy
- add panel oreintation property
udmabuf:
- fix oops with 0 pages
amdgpu:
- power management code cleanup
- Enable freesync video mode by default
- RAS code cleanup
- Improve VRAM access for debug using SDMA
- SR-IOV rework special register access and fixes
- profiling power state request ioctl
- expose IP discovery via sysfs
- Cyan skillfish updates
- GC 10.3.7, SDMA 5.2.7, DCN 3.1.6 updates
- expose benchmark tests via debugfs
- add module param to disable XGMI for testing
- GPU reset debugfs register dumping support
amdkfd:
- CRIU support
- SDMA queue fixes
radeon:
- UVD suspend fix
- iMac backlight fix
i915:
- minimal parallel submission for execlists
- DG2-G12 subplatform added
- DG2 programming workarounds
- DG2 accelerated migration support
- flat CCS and CCS engine support for XeHP
- initial small BAR support
- drop fake LMEM support
- ADL-N PCH support
- bigjoiner updates
- introduce VMA resources and async unbinding
- register definitions cleanups
- multi-FBC refactoring
- DG1 OPROM over SPI support
- ADL-N platform enabling
- opregion mailbox #5 support
- DP MST ESI improvements
- drm device based logging
- async flip optimisation for DG2
- CPU arch abstraction fixes
- improve GuC ADS init to work on aarch64
- tweak TTM LRU priority hint
- GuC 69.0.3 support
- remove short term execbuf pins
nouveau:
- higher DP/eDP bitrates
- backlight fixes
msm:
- dpu + dp support for sc8180x
- dp support for sm8350
- dpu + dsi support for qcm2290
- 10nm dsi phy tuning support
- bridge support for dp encoder
- gpu support for additional 7c3 SKUs
ingenic:
- HDMI support for JZ4780
- aux channel EDID support
ast:
- AST2600 support
- add wide screen support
- create DP/DVI connectors
omapdrm:
- fix implicit dma_buf fencing
vc4:
- add CSC + full range support
- better display firmware handoff
panfrost:
- add initial dual-core GPU support
stm:
- new revision support
- fb handover support
mediatek:
- transfer display binding document to yaml format.
- add mt8195 display device binding.
- allow commands to be sent during video mode.
- add wait_for_event for crtc disable by cmdq.
tegra:
- YUV format support
rcar-du:
- LVDS support for M3-W+ (R8A77961)
exynos:
- BGR pixel format for FIMD device"
* tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm: (1529 commits)
drm/i915/display: Do not re-enable PSR after it was marked as not reliable
drm/i915/display: Fix HPD short pulse handling for eDP
drm/amdgpu: Use drm_mode_copy()
drm/radeon: Use drm_mode_copy()
drm/amdgpu: Use ternary operator in `vcn_v1_0_start()`
drm/amdgpu: Remove pointless on stack mode copies
drm/amd/pm: fix indenting in __smu_cmn_reg_print_error()
drm/amdgpu/dc: fix typos in comments
drm/amdgpu: fix typos in comments
drm/amd/pm: fix typos in comments
drm/amdgpu: Add stolen reserved memory for MI25 SRIOV.
drm/amdgpu: Merge get_reserved_allocation to get_vbios_allocations.
drm/amdkfd: evict svm bo worker handle error
drm/amdgpu/vcn: fix vcn ring test failure in igt reload test
drm/amdgpu: only allow secure submission on rings which support that
drm/amdgpu: fixed the warnings reported by kernel test robot
drm/amd/display: 3.2.177
drm/amd/display: [FW Promotion] Release 0.0.108.0
drm/amd/display: Add save/restore PANEL_PWRSEQ_REF_DIV2
drm/amd/display: Wait for hubp read line for Pollock
...
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_cdclk.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_cdclk.c | 67 |
1 files changed, 40 insertions, 27 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index c30cf8d2b835..8888fda8b701 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -23,6 +23,7 @@ #include <linux/time.h> +#include "hsw_ips.h" #include "intel_atomic.h" #include "intel_atomic_plane.h" #include "intel_audio.h" @@ -31,6 +32,8 @@ #include "intel_crtc.h" #include "intel_de.h" #include "intel_display_types.h" +#include "intel_mchbar_regs.h" +#include "intel_pci_config.h" #include "intel_pcode.h" #include "intel_psr.h" #include "vlv_sideband.h" @@ -63,6 +66,17 @@ * dividers can be programmed correctly. */ +struct intel_cdclk_funcs { + void (*get_cdclk)(struct drm_i915_private *i915, + struct intel_cdclk_config *cdclk_config); + void (*set_cdclk)(struct drm_i915_private *i915, + const struct intel_cdclk_config *cdclk_config, + enum pipe pipe); + int (*bw_calc_min_cdclk)(struct intel_atomic_state *state); + int (*modeset_calc_cdclk)(struct intel_cdclk_state *state); + u8 (*calc_voltage_level)(int cdclk); +}; + void intel_cdclk_get_cdclk(struct drm_i915_private *dev_priv, struct intel_cdclk_config *cdclk_config) { @@ -793,8 +807,7 @@ static void bdw_set_cdclk(struct drm_i915_private *dev_priv, "trying to change cdclk frequency with cdclk not enabled\n")) return; - ret = sandybridge_pcode_write(dev_priv, - BDW_PCODE_DISPLAY_FREQ_CHANGE_REQ, 0x0); + ret = snb_pcode_write(dev_priv, BDW_PCODE_DISPLAY_FREQ_CHANGE_REQ, 0x0); if (ret) { drm_err(&dev_priv->drm, "failed to inform pcode about cdclk change\n"); @@ -822,8 +835,8 @@ static void bdw_set_cdclk(struct drm_i915_private *dev_priv, LCPLL_CD_SOURCE_FCLK_DONE) == 0, 1)) drm_err(&dev_priv->drm, "Switching back to LCPLL failed\n"); - sandybridge_pcode_write(dev_priv, HSW_PCODE_DE_WRITE_FREQ_REQ, - cdclk_config->voltage_level); + snb_pcode_write(dev_priv, HSW_PCODE_DE_WRITE_FREQ_REQ, + cdclk_config->voltage_level); intel_de_write(dev_priv, CDCLK_FREQ, DIV_ROUND_CLOSEST(cdclk, 1000) - 1); @@ -1126,8 +1139,8 @@ static void skl_set_cdclk(struct drm_i915_private *dev_priv, intel_de_posting_read(dev_priv, CDCLK_CTL); /* inform PCU of the change */ - sandybridge_pcode_write(dev_priv, SKL_PCODE_CDCLK_CONTROL, - cdclk_config->voltage_level); + snb_pcode_write(dev_priv, SKL_PCODE_CDCLK_CONTROL, + cdclk_config->voltage_level); intel_update_cdclk(dev_priv); } @@ -1145,7 +1158,7 @@ static void skl_sanitize_cdclk(struct drm_i915_private *dev_priv) goto sanitize; intel_update_cdclk(dev_priv); - intel_dump_cdclk_config(&dev_priv->cdclk.hw, "Current CDCLK"); + intel_cdclk_dump_config(dev_priv, &dev_priv->cdclk.hw, "Current CDCLK"); /* Is PLL enabled and locked ? */ if (dev_priv->cdclk.hw.vco == 0 || @@ -1614,7 +1627,7 @@ static void adlp_cdclk_pll_crawl(struct drm_i915_private *dev_priv, int vco) /* Timeout 200us */ if (intel_de_wait_for_set(dev_priv, BXT_DE_PLL_ENABLE, BXT_DE_PLL_LOCK | BXT_DE_PLL_FREQ_REQ_ACK, 1)) - DRM_ERROR("timeout waiting for FREQ change request ack\n"); + drm_err(&dev_priv->drm, "timeout waiting for FREQ change request ack\n"); val &= ~BXT_DE_PLL_FREQ_REQ; intel_de_write(dev_priv, BXT_DE_PLL_ENABLE, val); @@ -1705,10 +1718,9 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, * BSpec requires us to wait up to 150usec, but that leads to * timeouts; the 2ms used here is based on experiment. */ - ret = sandybridge_pcode_write_timeout(dev_priv, - HSW_PCODE_DE_WRITE_FREQ_REQ, - 0x80000000, 150, 2); - + ret = snb_pcode_write_timeout(dev_priv, + HSW_PCODE_DE_WRITE_FREQ_REQ, + 0x80000000, 150, 2); if (ret) { drm_err(&dev_priv->drm, "Failed to inform PCU about cdclk change (err %d, freq %d)\n", @@ -1769,8 +1781,8 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, intel_crtc_wait_for_next_vblank(intel_crtc_for_pipe(dev_priv, pipe)); if (DISPLAY_VER(dev_priv) >= 11) { - ret = sandybridge_pcode_write(dev_priv, SKL_PCODE_CDCLK_CONTROL, - cdclk_config->voltage_level); + ret = snb_pcode_write(dev_priv, SKL_PCODE_CDCLK_CONTROL, + cdclk_config->voltage_level); } else { /* * The timeout isn't specified, the 2ms used here is based on @@ -1778,10 +1790,10 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, * FIXME: Waiting for the request completion could be delayed * until the next PCODE request based on BSpec. */ - ret = sandybridge_pcode_write_timeout(dev_priv, - HSW_PCODE_DE_WRITE_FREQ_REQ, - cdclk_config->voltage_level, - 150, 2); + ret = snb_pcode_write_timeout(dev_priv, + HSW_PCODE_DE_WRITE_FREQ_REQ, + cdclk_config->voltage_level, + 150, 2); } if (ret) { @@ -1807,7 +1819,7 @@ static void bxt_sanitize_cdclk(struct drm_i915_private *dev_priv) int cdclk, clock, vco; intel_update_cdclk(dev_priv); - intel_dump_cdclk_config(&dev_priv->cdclk.hw, "Current CDCLK"); + intel_cdclk_dump_config(dev_priv, &dev_priv->cdclk.hw, "Current CDCLK"); if (dev_priv->cdclk.hw.vco == 0 || dev_priv->cdclk.hw.cdclk == dev_priv->cdclk.hw.bypass) @@ -2047,13 +2059,14 @@ static bool intel_cdclk_changed(const struct intel_cdclk_config *a, a->voltage_level != b->voltage_level; } -void intel_dump_cdclk_config(const struct intel_cdclk_config *cdclk_config, +void intel_cdclk_dump_config(struct drm_i915_private *i915, + const struct intel_cdclk_config *cdclk_config, const char *context) { - DRM_DEBUG_DRIVER("%s %d kHz, VCO %d kHz, ref %d kHz, bypass %d kHz, voltage level %d\n", - context, cdclk_config->cdclk, cdclk_config->vco, - cdclk_config->ref, cdclk_config->bypass, - cdclk_config->voltage_level); + drm_dbg_kms(&i915->drm, "%s %d kHz, VCO %d kHz, ref %d kHz, bypass %d kHz, voltage level %d\n", + context, cdclk_config->cdclk, cdclk_config->vco, + cdclk_config->ref, cdclk_config->bypass, + cdclk_config->voltage_level); } /** @@ -2077,7 +2090,7 @@ static void intel_set_cdclk(struct drm_i915_private *dev_priv, if (drm_WARN_ON_ONCE(&dev_priv->drm, !dev_priv->cdclk_funcs->set_cdclk)) return; - intel_dump_cdclk_config(cdclk_config, "Changing CDCLK to"); + intel_cdclk_dump_config(dev_priv, cdclk_config, "Changing CDCLK to"); for_each_intel_encoder_with_psr(&dev_priv->drm, encoder) { struct intel_dp *intel_dp = enc_to_intel_dp(encoder); @@ -2120,8 +2133,8 @@ static void intel_set_cdclk(struct drm_i915_private *dev_priv, if (drm_WARN(&dev_priv->drm, intel_cdclk_changed(&dev_priv->cdclk.hw, cdclk_config), "cdclk state doesn't match!\n")) { - intel_dump_cdclk_config(&dev_priv->cdclk.hw, "[hw state]"); - intel_dump_cdclk_config(cdclk_config, "[sw state]"); + intel_cdclk_dump_config(dev_priv, &dev_priv->cdclk.hw, "[hw state]"); + intel_cdclk_dump_config(dev_priv, cdclk_config, "[sw state]"); } } |