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Merge branch 'drm-fixes-4.1' of git://people.freedesktop.org/~agd5f/linux into drm-fixes 

Just two small DP fixes for 4.1

* 'drm-fixes-4.1' of git://people.freedesktop.org/~agd5f/linux:
  drm/radeon: fix error flag checking in native aux path
  drm/radeon: retry dcpd fetch
This commit is contained in:
Dave Airlie 2015-05-22 13:31:54 +10:00
parent bb4358973a 6ca121351b
commit a8106b147f
2 changed files with 11 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/gpu/drm/radeon/atombios_dp.c
View File

@ -421,19 +421,21 @@ 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;
int ret, i;
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);
for (i = 0; i < 7; i++) {
ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg,
DP_DPCD_SIZE);
if (ret == DP_DPCD_SIZE) {
memcpy(dig_connector->dpcd, msg, DP_DPCD_SIZE);
DRM_DEBUG_KMS("DPCD: %*ph\n", (int)sizeof(dig_connector->dpcd),
dig_connector->dpcd);
DRM_DEBUG_KMS("DPCD: %*ph\n", (int)sizeof(dig_connector->dpcd),
dig_connector->dpcd);
radeon_dp_probe_oui(radeon_connector);
radeon_dp_probe_oui(radeon_connector);
return true;
return true;
}
}
dig_connector->dpcd[0] = 0;
return false;

2
drivers/gpu/drm/radeon/radeon_dp_auxch.c
View File

@ -30,8 +30,6 @@
AUX_SW_RX_HPD_DISCON | \
AUX_SW_RX_PARTIAL_BYTE | \
AUX_SW_NON_AUX_MODE | \
AUX_SW_RX_MIN_COUNT_VIOL | \
AUX_SW_RX_INVALID_STOP | \
AUX_SW_RX_SYNC_INVALID_L | \
AUX_SW_RX_SYNC_INVALID_H | \
AUX_SW_RX_INVALID_START | \