Commit e953cd08 authored by Leo Ma's avatar Leo Ma Committed by Alex Deucher

drm/amd/display: Remove ddc write and read size checking

[Why]
Customer found I2C over AUX using ADL_Display_DDCBlockAccess_Get
will fail when sending more than 256 bytes of data;

[How]
Remove the write and read size checking to allow sending data more
than 256 bytes;
Reviewed-by: default avatarMartin Leung <Martin.Leung@amd.com>
Acked-by: default avatarTom Chung <chiahsuan.chung@amd.com>
Signed-off-by: default avatarLeo Ma <hanghong.ma@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d9f442e9
...@@ -543,15 +543,9 @@ bool dal_ddc_service_query_ddc_data( ...@@ -543,15 +543,9 @@ bool dal_ddc_service_query_ddc_data(
uint32_t payloads_num = write_payloads + read_payloads; uint32_t payloads_num = write_payloads + read_payloads;
if (write_size > EDID_SEGMENT_SIZE || read_size > EDID_SEGMENT_SIZE)
return false;
if (!payloads_num) if (!payloads_num)
return false; return false;
/*TODO: len of payload data for i2c and aux is uint8!!!!,
* but we want to read 256 over i2c!!!!*/
if (dal_ddc_service_is_in_aux_transaction_mode(ddc)) { if (dal_ddc_service_is_in_aux_transaction_mode(ddc)) {
struct aux_payload payload; struct aux_payload payload;
......
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