diff options
Diffstat (limited to 'drivers/thunderbolt')
-rw-r--r-- | drivers/thunderbolt/dma_test.c | 8 | ||||
-rw-r--r-- | drivers/thunderbolt/nhi.c | 11 | ||||
-rw-r--r-- | drivers/thunderbolt/tb.c | 17 | ||||
-rw-r--r-- | drivers/thunderbolt/tunnel.c | 2 |
4 files changed, 25 insertions, 13 deletions
diff --git a/drivers/thunderbolt/dma_test.c b/drivers/thunderbolt/dma_test.c index 3bedecb236e0..14bb6dec6c4b 100644 --- a/drivers/thunderbolt/dma_test.c +++ b/drivers/thunderbolt/dma_test.c @@ -192,9 +192,9 @@ static int dma_test_start_rings(struct dma_test *dt) } ret = tb_xdomain_enable_paths(dt->xd, dt->tx_hopid, - dt->tx_ring ? dt->tx_ring->hop : 0, + dt->tx_ring ? dt->tx_ring->hop : -1, dt->rx_hopid, - dt->rx_ring ? dt->rx_ring->hop : 0); + dt->rx_ring ? dt->rx_ring->hop : -1); if (ret) { dma_test_free_rings(dt); return ret; @@ -218,9 +218,9 @@ static void dma_test_stop_rings(struct dma_test *dt) tb_ring_stop(dt->tx_ring); ret = tb_xdomain_disable_paths(dt->xd, dt->tx_hopid, - dt->tx_ring ? dt->tx_ring->hop : 0, + dt->tx_ring ? dt->tx_ring->hop : -1, dt->rx_hopid, - dt->rx_ring ? dt->rx_ring->hop : 0); + dt->rx_ring ? dt->rx_ring->hop : -1); if (ret) dev_warn(&dt->svc->dev, "failed to disable DMA paths\n"); diff --git a/drivers/thunderbolt/nhi.c b/drivers/thunderbolt/nhi.c index c0aee5dc5237..e58beac44295 100644 --- a/drivers/thunderbolt/nhi.c +++ b/drivers/thunderbolt/nhi.c @@ -56,9 +56,14 @@ static int ring_interrupt_index(const struct tb_ring *ring) static void nhi_mask_interrupt(struct tb_nhi *nhi, int mask, int ring) { - if (nhi->quirks & QUIRK_AUTO_CLEAR_INT) - return; - iowrite32(mask, nhi->iobase + REG_RING_INTERRUPT_MASK_CLEAR_BASE + ring); + if (nhi->quirks & QUIRK_AUTO_CLEAR_INT) { + u32 val; + + val = ioread32(nhi->iobase + REG_RING_INTERRUPT_BASE + ring); + iowrite32(val & ~mask, nhi->iobase + REG_RING_INTERRUPT_BASE + ring); + } else { + iowrite32(mask, nhi->iobase + REG_RING_INTERRUPT_MASK_CLEAR_BASE + ring); + } } static void nhi_clear_interrupt(struct tb_nhi *nhi, int ring) diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c index 7bfbc9ca9ba4..c1af712ca728 100644 --- a/drivers/thunderbolt/tb.c +++ b/drivers/thunderbolt/tb.c @@ -737,6 +737,7 @@ static void tb_scan_port(struct tb_port *port) { struct tb_cm *tcm = tb_priv(port->sw->tb); struct tb_port *upstream_port; + bool discovery = false; struct tb_switch *sw; int ret; @@ -804,8 +805,10 @@ static void tb_scan_port(struct tb_port *port) * tunnels and know which switches were authorized already by * the boot firmware. */ - if (!tcm->hotplug_active) + if (!tcm->hotplug_active) { dev_set_uevent_suppress(&sw->dev, true); + discovery = true; + } /* * At the moment Thunderbolt 2 and beyond (devices with LC) we @@ -835,10 +838,14 @@ static void tb_scan_port(struct tb_port *port) * CL0s and CL1 are enabled and supported together. * Silently ignore CLx enabling in case CLx is not supported. */ - ret = tb_switch_enable_clx(sw, TB_CL1); - if (ret && ret != -EOPNOTSUPP) - tb_sw_warn(sw, "failed to enable %s on upstream port\n", - tb_switch_clx_name(TB_CL1)); + if (discovery) { + tb_sw_dbg(sw, "discovery, not touching CL states\n"); + } else { + ret = tb_switch_enable_clx(sw, TB_CL1); + if (ret && ret != -EOPNOTSUPP) + tb_sw_warn(sw, "failed to enable %s on upstream port\n", + tb_switch_clx_name(TB_CL1)); + } if (tb_switch_is_clx_enabled(sw, TB_CL1)) /* diff --git a/drivers/thunderbolt/tunnel.c b/drivers/thunderbolt/tunnel.c index 9099ae73e78f..4f222673d651 100644 --- a/drivers/thunderbolt/tunnel.c +++ b/drivers/thunderbolt/tunnel.c @@ -526,7 +526,7 @@ static int tb_dp_xchg_caps(struct tb_tunnel *tunnel) * Perform connection manager handshake between IN and OUT ports * before capabilities exchange can take place. */ - ret = tb_dp_cm_handshake(in, out, 1500); + ret = tb_dp_cm_handshake(in, out, 3000); if (ret) return ret; |