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968040b230
linux_dsm_epyc7002/drivers/gpu/drm/i915
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Ville Syrjälä 968040b230 drm/i915: Read CHV_PLL_DW8 from the correct offset 
We accidentally pass 'pipe' instead of 'port' to CHV_PLL_DW8() and
with PIPE_C we end up at register offset 0x8320 which isn't the
0x8020 we wanted. Fix it.

The problem was fortunately caught by the sanity check in vlv_dpio_read():
WARNING: CPU: 1 PID: 238 at ../drivers/gpu/drm/i915/intel_sideband.c:200 vlv_dpio_read+0x77/0x80 [i915]()
DPIO read pipe C reg 0x8320 == 0xffffffff

The problem got introduced with this commit:
 commit 71af07f91f12bbab96335e202c82525d31680960
 Author: Vijay Purushothaman <vijay.a.purushothaman@linux.intel.com>
 Date:   Thu Mar 5 19:33:08 2015 +0530

    drm/i915: Update prop, int co-eff and gain threshold for CHV

Cc: Vijay Purushothaman <vijay.a.purushothaman@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Todd Previte <tprevite@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-03-17 22:30:29 +01:00
..
dvo_ch7xxx.c
dvo_ch7017.c
dvo_ivch.c
dvo_ns2501.c drm/i915: Check pixel clock in ns2501 mode_valid hook 2014-09-03 11:05:21 +02:00
dvo_sil164.c
dvo_tfp410.c
dvo.h
i915_cmd_parser.c drm/i915: Trim the command parser allocations 2015-02-23 17:07:40 +01:00
i915_debugfs.c drm/i915/skl: Updated the i915_frequency_info debugfs function 2015-03-17 22:30:26 +01:00
i915_dma.c drm/i915/chv: Determine CHV slice/subslice/EU info 2015-03-17 22:30:05 +01:00
i915_drv.c drm/i915: Remove irq-related FIXME in reset code 2015-03-17 22:29:49 +01:00
i915_drv.h drm/i915/skl: Added new macros 2015-03-17 22:30:22 +01:00
i915_gem_batch_pool.c drm/i915: Mark shadow batch buffers as purgeable 2014-12-16 10:39:09 +01:00
i915_gem_context.c drm/i915: Reset logical ring contexts' head and tail during GPU reset 2015-02-24 00:19:37 +01:00
i915_gem_debug.c
i915_gem_dmabuf.c
i915_gem_evict.c drm/i915: Add some extra guards in evict_vm 2015-01-06 09:07:59 +01:00
i915_gem_execbuffer.c drm/i915: pass which operation triggered the frontbuffer tracking 2015-03-17 22:29:51 +01:00
i915_gem_gtt.c drm/i915: Setup all page directories for gen8 2015-03-17 22:29:58 +01:00
i915_gem_gtt.h drm/i915: Create page table allocators 2015-02-25 16:53:43 +01:00
i915_gem_render_state.c drm/i915: Remove obsolete seqno parameter from 'i915_add_request' 2014-12-03 09:35:19 +01:00
i915_gem_render_state.h drm/i915/bdw: Render state init for Execlists 2014-09-03 11:04:52 +02:00
i915_gem_stolen.c Linux 4.0-rc3 2015-03-09 19:58:30 +10:00
i915_gem_tiling.c drm/i915: Check obj->vma_list under the struct_mutex 2015-02-24 15:30:42 +02:00
i915_gem_userptr.c drm/i915: Prevent use-after-free in invalidate_range_start callback 2015-02-05 16:31:30 +02:00
i915_gem.c drm/i915: also do frontbuffer tracking on pwrites 2015-03-17 22:29:52 +01:00
i915_gpu_error.c drm/i915: Add process identifier to requests 2015-02-13 23:28:37 +01:00
i915_ioc32.c drm/i915: remove redundant #ifdef CONFIG_COMPAT 2014-10-24 16:34:07 +02:00
i915_irq.c drm/i915/skl: Enabling processing of Turbo interrupts 2015-03-17 22:30:27 +01:00
i915_params.c drm/i915: Disable the mmio.debug WARN after it fires 2015-03-17 22:30:00 +01:00
i915_reg.h drm/i915/skl: Added new macros 2015-03-17 22:30:22 +01:00
i915_suspend.c drm/i915: Remove regfile code&data for UMS suspend/resume 2015-02-27 18:10:39 +01:00
i915_sysfs.c drm/i915/skl: Updated the act_freq_mhz_show sysfs function 2015-03-17 22:30:25 +01:00
i915_trace_points.c
i915_trace.h drm/i915/trace: Fix offsets for 64b 2015-02-13 23:28:11 +01:00
i915_vgpu.c drm/i915: Adds graphic address space ballooning logic 2015-02-13 23:28:23 +01:00
i915_vgpu.h drm/i915: Add ULL postfix to VGT_MAGIC constant 2015-03-17 22:30:18 +01:00
intel_acpi.c
intel_atomic_plane.c drm/i915: Rotation property is now handled in DRM core 2015-03-10 09:59:33 +01:00
intel_atomic.c drm/i915: Set crtc backpointer when duplicating crtc state 2015-03-17 22:29:53 +01:00
intel_audio.c drm/i915: Make intel_crtc->config a pointer 2015-01-27 09:50:50 +01:00
intel_bios.c drm/i915/skl: Support for edp low_vswing param in vbt 2015-02-25 16:06:00 +01:00
intel_bios.h drm/i915/skl: Support for edp low_vswing param in vbt 2015-02-25 16:06:00 +01:00
intel_crt.c drm/i915: Add atomic_get_property entrypoint for connectors (v2) 2015-01-27 09:57:10 +01:00
intel_ddi.c drm/i915/skl: Add support for edp 1.4 intermediate frequencies 2015-03-17 22:29:57 +01:00
intel_display.c drm/i915: Read CHV_PLL_DW8 from the correct offset 2015-03-17 22:30:29 +01:00
intel_dp_mst.c drm/i915: Add a for_each_intel_connector macro 2015-03-17 22:29:53 +01:00
intel_dp.c drm/i915/skl: Program PLL for edp1.4 intermediate frequencies 2015-03-17 22:29:57 +01:00
intel_drv.h drm/i915/skl: Make gen8_irq_power_well_post_enable() take a pipe mask 2015-03-17 22:30:06 +01:00
intel_dsi_panel_vbt.c drm/i915/dsi: remove intel_dsi_cmd.c and the unused functions therein 2015-01-29 16:57:14 +01:00
intel_dsi_pll.c drm/i915: Use DSI Pll1 for enabling MIPI DSI on Port C 2014-12-10 17:47:21 +01:00
intel_dsi.c Merge tag 'drm-intel-next-2015-02-14' of git://anongit.freedesktop.org/drm-intel into drm-next 2015-03-05 09:41:09 +10:00
intel_dsi.h drm/i915/dsi: add drm mipi dsi host support 2015-01-29 16:51:39 +01:00
intel_dvo.c drm/i915: Add atomic_get_property entrypoint for connectors (v2) 2015-01-27 09:57:10 +01:00
intel_fbc.c drm/i915: add frontbuffer tracking to FBC 2015-03-17 22:29:56 +01:00
intel_fbdev.c drm/i915: Make sure we invalidate frontbuffer on fbcon. 2015-03-17 22:30:14 +01:00
intel_fifo_underrun.c drm/i915: Check for driver readyness before handling an underrun interrupt 2015-03-04 10:04:19 +02:00
intel_frontbuffer.c drm/i915: add frontbuffer tracking to FBC 2015-03-17 22:29:56 +01:00
intel_hdmi.c drm/i915: Add atomic_get_property entrypoint for connectors (v2) 2015-01-27 09:57:10 +01:00
intel_i2c.c
intel_lrc.c Linux 4.0-rc3 2015-03-09 19:58:30 +10:00
intel_lrc.h drm/i915: Rename 'flags' to 'dispatch_flags' for better code reading 2015-02-25 22:43:29 +01:00
intel_lvds.c drm/i915: Use enabled value from crtc_state rather than crtc (v2) 2015-02-26 00:14:02 +01:00
intel_modes.c
intel_opregion.c drm/i915: Remove DRIVER_MODESET checks from modeset code 2015-02-27 18:10:53 +01:00
intel_overlay.c drm/i915: Remove DRIVER_MODESET checks from modeset code 2015-02-27 18:10:53 +01:00
intel_panel.c Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux 2015-02-16 15:48:00 -08:00
intel_pm.c drm/i915/skl: Enable the RPS interrupts programming 2015-03-17 22:30:27 +01:00
intel_psr.c drm/i915/skl: Enabling PSR on Skylake 2015-01-28 17:22:29 +01:00
intel_renderstate_gen6.c drm/i915: Add headers to the various render state 2014-12-10 17:47:23 +01:00
intel_renderstate_gen7.c drm/i915: Add headers to the various render state 2014-12-10 17:47:23 +01:00
intel_renderstate_gen8.c drm/i915: Add headers to the various render state 2014-12-10 17:47:23 +01:00
intel_renderstate_gen9.c drm/i915: Add headers to the various render state 2014-12-10 17:47:23 +01:00
intel_renderstate.h drm/i915 Add golden context support for Gen9 2014-11-04 14:04:55 +01:00
intel_ringbuffer.c drm/i915: fix simple_return.cocci warnings 2015-03-17 22:30:00 +01:00
intel_ringbuffer.h drm/i915: add frontbuffer tracking to FBC 2015-03-17 22:29:56 +01:00
intel_runtime_pm.c drm/i915: Spelling s/auxilliary/auxiliary/ 2015-03-17 22:30:12 +01:00
intel_sdvo_regs.h
intel_sdvo.c drm/i915: Fix trivial typos in comments and warning message 2015-03-17 22:29:48 +01:00
intel_sideband.c drm/i915: Correct the IOSF Dev_FN field for IOSF transfers 2015-02-09 14:26:19 +02:00
intel_sprite.c drm/i915: Use plane->state->fb instead of plane->fb in intel_plane_restore() 2015-03-17 22:30:20 +01:00
intel_tv.c drm/i915: Add atomic_get_property entrypoint for connectors (v2) 2015-01-27 09:57:10 +01:00
intel_uncore.c drm/i915: Disable the mmio.debug WARN after it fires 2015-03-17 22:30:00 +01:00
Kconfig drm/i915/dsi: add drm mipi dsi host support 2015-01-29 16:51:39 +01:00
Makefile drm/i915: Remove regfile code&data for UMS suspend/resume 2015-02-27 18:10:39 +01:00