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author | Zeyu Fan | 2017-02-16 22:15:30 +0100 |
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committer | Alex Deucher | 2017-09-26 23:15:22 +0200 |
commit | 2b230ea3e76f6238b31fd270cab76d55394f3293 (patch) | |
tree | dc087031626d150c63c5e6a14ebf7b3fdbf4cc1a /drivers/gpu/drm/amd/display/dc/dc.h | |
parent | drm/amd/display: Add bypass case for PQ transfer function (diff) | |
download | kernel-qcow2-linux-2b230ea3e76f6238b31fd270cab76d55394f3293.tar.gz kernel-qcow2-linux-2b230ea3e76f6238b31fd270cab76d55394f3293.tar.xz kernel-qcow2-linux-2b230ea3e76f6238b31fd270cab76d55394f3293.zip |
drm/amd/display: Add query_ddc_data function
Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 71d7dde79ae0..2d84b18f48b0 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -720,7 +720,16 @@ bool dc_write_dpcd( uint32_t link_index, uint32_t address, const uint8_t *data, - uint32_t size); + uint32_t size); + +bool dc_query_ddc_data( + struct dc *dc, + uint32_t link_index, + uint32_t address, + uint8_t *write_buf, + uint32_t write_size, + uint8_t *read_buf, + uint32_t read_size); bool dc_submit_i2c( struct dc *dc, |