Commit 4dbd6c03 authored by Andrey Gusakov's avatar Andrey Gusakov Committed by Andrzej Hajda
parent 9217c1ab
......@@ -819,8 +819,6 @@ static int tc_main_link_setup(struct tc_data *tc)
unsigned int rate;
u32 dp_phy_ctrl;
int timeout;
bool aligned;
bool ready;
u32 value;
int ret;
u8 tmp[8];
......@@ -965,16 +963,15 @@ static int tc_main_link_setup(struct tc_data *tc)
ret = drm_dp_dpcd_read_link_status(aux, tmp + 2);
if (ret < 0)
goto err_dpcd_read;
ready = (tmp[2] == ((DP_CHANNEL_EQ_BITS << 4) | /* Lane1 */
DP_CHANNEL_EQ_BITS)); /* Lane0 */
aligned = tmp[4] & DP_INTERLANE_ALIGN_DONE;
} while ((--timeout) && !(ready && aligned));
} while ((--timeout) &&
!(drm_dp_channel_eq_ok(tmp + 2, tc->link.base.num_lanes)));
if (timeout == 0) {
/* Read DPCD 0x200-0x201 */
ret = drm_dp_dpcd_read(aux, DP_SINK_COUNT, tmp, 2);
if (ret < 0)
goto err_dpcd_read;
dev_err(dev, "channel(s) EQ not ok\n");
dev_info(dev, "0x0200 SINK_COUNT: 0x%02x\n", tmp[0]);
dev_info(dev, "0x0201 DEVICE_SERVICE_IRQ_VECTOR: 0x%02x\n",
tmp[1]);
......@@ -985,10 +982,6 @@ static int tc_main_link_setup(struct tc_data *tc)
dev_info(dev, "0x0206 ADJUST_REQUEST_LANE0_1: 0x%02x\n",
tmp[6]);
if (!ready)
dev_err(dev, "Lane0/1 not ready\n");
if (!aligned)
dev_err(dev, "Lane0/1 not aligned\n");
return -EAGAIN;
}
......
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