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From d424d082f83547cd54d00be2d29b965143ac90d4 Mon Sep 17 00:00:00 2001
From: David Rokhvarg <David.Rokhvarg@amd.com>
Date: Mon, 14 Dec 2015 17:10:45 -0500
Subject: [PATCH 0622/1110] drm/amd/dal: Fix IRQ sources for HPD
control/config.
This resolves the "headless boot/hpd" issue by removing the
use of "amdgpu_connector->hpd.hpd" (which was not properly
initialized).
Instead, only "dc_link->irq_source_hpd" will be used
for HPD irq control/config.
Signed-off-by: David Rokhvarg <David.Rokhvarg@amd.com>
Acked-by: Jordan Lazare <Jordan.Lazare@amd.com>
---
drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c | 20 ++++++++++----------
drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c | 4 +---
2 files changed, 11 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c
index 05a0053..ab6df66 100644
--- a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c
+++ b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_irq.c
@@ -761,9 +761,7 @@ void amdgpu_dm_hpd_init(struct amdgpu_device *adev)
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct amdgpu_connector *amdgpu_connector =
to_amdgpu_connector(connector);
- enum dc_irq_source src =
- amdgpu_dm_hpd_to_dal_irq_source(
- amdgpu_connector->hpd.hpd);
+
const struct dc_link *dc_link = amdgpu_connector->dc_link;
if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
@@ -777,8 +775,7 @@ void amdgpu_dm_hpd_init(struct amdgpu_device *adev)
continue;
}
- dc_interrupt_set(adev->dm.dc, src, true);
- amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
+ dc_interrupt_set(adev->dm.dc, dc_link->irq_source_hpd, true);
if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) {
dc_interrupt_set(adev->dm.dc,
@@ -804,11 +801,14 @@ void amdgpu_dm_hpd_fini(struct amdgpu_device *adev)
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct amdgpu_connector *amdgpu_connector =
to_amdgpu_connector(connector);
- enum dc_irq_source src =
- amdgpu_dm_hpd_to_dal_irq_source(
- amdgpu_connector->hpd.hpd);
+ const struct dc_link *dc_link = amdgpu_connector->dc_link;
- dc_interrupt_set(adev->dm.dc, src, false);
- amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
+ dc_interrupt_set(adev->dm.dc, dc_link->irq_source_hpd, false);
+
+ if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) {
+ dc_interrupt_set(adev->dm.dc,
+ dc_link->irq_source_hpd_rx,
+ false);
+ }
}
}
diff --git a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c
index 326242f..465d9bf 100644
--- a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c
+++ b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c
@@ -1768,9 +1768,7 @@ void amdgpu_dm_connector_init_helper(
aconnector->base.interlace_allowed = true;
aconnector->base.doublescan_allowed = true;
aconnector->base.dpms = DRM_MODE_DPMS_OFF;
- aconnector->hpd.hpd = link_index; /* maps to 'enum amdgpu_hpd_id' */
-
-
+ aconnector->hpd.hpd = AMDGPU_HPD_NONE; /* not used */
/*configure suport HPD hot plug connector_>polled default value is 0
* which means HPD hot plug not supported*/
--
2.7.4
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