diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_dp.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_dp.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index c5b1f2da395..b1e11f8434e 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -127,7 +127,7 @@ static int radeon_process_aux_ch(struct radeon_i2c_chan *chan, /* flags not zero */ if (args.v1.ucReplyStatus == 2) { DRM_DEBUG_KMS("dp_aux_ch flags not zero\n"); - r = -EBUSY; + r = -EIO; goto done; } @@ -403,16 +403,18 @@ bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector) { struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv; u8 msg[DP_DPCD_SIZE]; - int ret, i; + int ret; + + char dpcd_hex_dump[DP_DPCD_SIZE * 3]; ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg, DP_DPCD_SIZE); if (ret > 0) { memcpy(dig_connector->dpcd, msg, DP_DPCD_SIZE); - DRM_DEBUG_KMS("DPCD: "); - for (i = 0; i < DP_DPCD_SIZE; i++) - DRM_DEBUG_KMS("%02x ", msg[i]); - DRM_DEBUG_KMS("\n"); + + hex_dump_to_buffer(dig_connector->dpcd, sizeof(dig_connector->dpcd), + 32, 1, dpcd_hex_dump, sizeof(dpcd_hex_dump), false); + DRM_DEBUG_KMS("DPCD: %s\n", dpcd_hex_dump); radeon_dp_probe_oui(radeon_connector); |