dcf8b7d403
[ Upstream commit 319aca883bfa1b85ee08411541b51b9a934ac858 ]
Before re-starting link training reset the link phy params namely
the pre-emphasis and voltage swing levels otherwise the next
link training begins at the previously cached levels which can result
in link training failures.
Fixes: 8ede2ecc3e5e ("drm/msm/dp: Add DP compliance tests on Snapdragon Chipsets")
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> # SM8350-HDK
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/605946/
Link: https://lore.kernel.org/r/20240725220450.131245-1-quic_abhinavk@quicinc.com
Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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|---|---|---|
| .. | ||
| adreno | ||
| disp | ||
| dp | ||
| dsi | ||
| edp | ||
| hdmi | ||
| Kconfig | ||
| Makefile | ||
| msm_atomic.c | ||
| msm_atomic_trace.h | ||
| msm_atomic_tracepoints.c | ||
| msm_debugfs.c | ||
| msm_debugfs.h | ||
| msm_drv.c | ||
| msm_drv.h | ||
| msm_fb.c | ||
| msm_fbdev.c | ||
| msm_fence.c | ||
| msm_fence.h | ||
| msm_gem.c | ||
| msm_gem.h | ||
| msm_gem_prime.c | ||
| msm_gem_shrinker.c | ||
| msm_gem_submit.c | ||
| msm_gem_vma.c | ||
| msm_gpu.c | ||
| msm_gpu.h | ||
| msm_gpu_trace.h | ||
| msm_gpu_tracepoints.c | ||
| msm_gpummu.c | ||
| msm_iommu.c | ||
| msm_kms.h | ||
| msm_mmu.h | ||
| msm_perf.c | ||
| msm_rd.c | ||
| msm_ringbuffer.c | ||
| msm_ringbuffer.h | ||
| msm_submitqueue.c | ||
| NOTES | ||