diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2022-01-20 12:57:33 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-01-25 18:00:33 -0500 |
| commit | 0fc2549d55a238da5e4c1b1ae20ebc3856922334 (patch) | |
| tree | 2df2e4e6ef732d8a03cd73688bf6ecd027e05db6 /drivers/gpu/drm | |
| parent | drm/amdgpu/display: adjust msleep limit in dp_wait_for_training_aux_rd_interval (diff) | |
| download | linux-0fc2549d55a238da5e4c1b1ae20ebc3856922334.tar.gz linux-0fc2549d55a238da5e4c1b1ae20ebc3856922334.zip | |
drm/amdgpu/display: use msleep rather than udelay for long delays
Some architectures (e.g., ARM) throw an compilation error if the
udelay is too long. In general udelays of longer than 2000us are
not recommended on any architecture. Switch to msleep in these
cases.
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 5831eef78fb1..6f6929435885 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -6935,7 +6935,7 @@ bool dpcd_write_128b_132b_sst_payload_allocation_table( } } retries++; - udelay(5000); + msleep(5); } if (!result && retries == max_retries) { @@ -6987,7 +6987,7 @@ bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link) break; } - udelay(5000); + msleep(5); } if (result == ACT_FAILED) { |