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| author |   abdoulaye berthe <abdoulaye.berthe@amd.com> | 2019-07-18 15:58:25 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-10-17 16:24:56 -0400 |
| commit | f6040a439f9b6d9f90b7d4ef56762f412dfd1f9d (patch) | |
| tree | 9168e1e74f552b70435d6cf3ff569c2616342d8b /drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c | |
| parent | drm/amd/display: update register field access mechanism (diff) | |
| download | linux-dev-f6040a439f9b6d9f90b7d4ef56762f412dfd1f9d.tar.xz linux-dev-f6040a439f9b6d9f90b7d4ef56762f412dfd1f9d.zip | |
drm/amd/display: configurable aux timeout support
[Description]
1-add configurable timeout support to aux engine.
2-add timeout support field to dc_caps
3-add reg_key to override extended timeout support
Signed-off-by: abdoulaye berthe <abdoulaye.berthe@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c index 57fb0574f198..9a56f110bbd1 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c @@ -634,6 +634,20 @@ bool dc_link_aux_transfer_with_retries(struct ddc_service *ddc, return dce_aux_transfer_with_retries(ddc, payload); } + +enum dc_status dc_link_aux_configure_timeout(struct ddc_service *ddc, + uint32_t timeout) +{ + enum dc_status status = DC_OK; + struct ddc *ddc_pin = ddc->ddc_pin; + + if (ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout == NULL) + return DC_ERROR_UNEXPECTED; + if (!ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout(ddc, timeout)) + status = DC_ERROR_UNEXPECTED; + return status; +} + /*test only function*/ void dal_ddc_service_set_ddc_pin( struct ddc_service *ddc_service, |