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60fd626 |
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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60fd626 |
From: Lyude Paul <lyude@redhat.com>
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60fd626 |
Date: Mon, 11 May 2020 18:41:27 -0400
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60fd626 |
Subject: [PATCH] kms/nv50-: Share DP SST mode_valid() handling with MST
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60fd626 |
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60fd626 |
Currently, the nv50_mstc_mode_valid() function is happy to take any and
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60fd626 |
all modes, even the ones we can't actually support sometimes like
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60fd626 |
interlaced modes.
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60fd626 |
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60fd626 |
Luckily, the only difference between the mode validation that needs to
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60fd626 |
be performed for MST vs. SST is that eventually we'll need to check the
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60fd626 |
minimum PBN against the MSTB's full PBN capabilities (remember-we don't
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60fd626 |
care about the current bw state here). Otherwise, all of the other code
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60fd626 |
can be shared.
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60fd626 |
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60fd626 |
So, we move all of the common mode validation in
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60fd626 |
nouveau_connector_mode_valid() into a separate helper,
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60fd626 |
nv50_dp_mode_valid(), and use that from both nv50_mstc_mode_valid() and
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60fd626 |
nouveau_connector_mode_valid(). Note that we allow for returning the
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60fd626 |
calculated clock that nv50_dp_mode_valid() came up with, since we'll
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60fd626 |
eventually want to use that for PBN calculation in
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60fd626 |
nv50_mstc_mode_valid().
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60fd626 |
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60fd626 |
Signed-off-by: Lyude Paul <lyude@redhat.com>
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60fd626 |
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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60fd626 |
---
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60fd626 |
drivers/gpu/drm/nouveau/dispnv50/disp.c | 9 +++-
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60fd626 |
drivers/gpu/drm/nouveau/nouveau_connector.c | 46 ++++++++++++---------
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60fd626 |
drivers/gpu/drm/nouveau/nouveau_connector.h | 5 +++
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60fd626 |
drivers/gpu/drm/nouveau/nouveau_dp.c | 31 ++++++++++++++
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60fd626 |
drivers/gpu/drm/nouveau/nouveau_encoder.h | 4 ++
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60fd626 |
5 files changed, 75 insertions(+), 20 deletions(-)
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60fd626 |
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60fd626 |
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
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60fd626 |
index e92e7bf49780..d5d69532f3c5 100644
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60fd626 |
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
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60fd626 |
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
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60fd626 |
@@ -1056,7 +1056,14 @@ static enum drm_mode_status
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60fd626 |
nv50_mstc_mode_valid(struct drm_connector *connector,
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60fd626 |
struct drm_display_mode *mode)
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60fd626 |
{
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60fd626 |
- return MODE_OK;
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60fd626 |
+ struct nv50_mstc *mstc = nv50_mstc(connector);
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+ struct nouveau_encoder *outp = mstc->mstm->outp;
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60fd626 |
+
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60fd626 |
+ /* TODO: calculate the PBN from the dotclock and validate against the
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60fd626 |
+ * MSTB's max possible PBN
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60fd626 |
+ */
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60fd626 |
+
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60fd626 |
+ return nv50_dp_mode_valid(connector, outp, mode, NULL);
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60fd626 |
}
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60fd626 |
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60fd626 |
static int
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60fd626 |
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
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60fd626 |
index 6dae00da5d7e..1b383ae0248f 100644
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60fd626 |
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
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60fd626 |
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
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60fd626 |
@@ -38,6 +38,7 @@
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60fd626 |
#include "nouveau_reg.h"
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60fd626 |
#include "nouveau_drv.h"
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60fd626 |
#include "dispnv04/hw.h"
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60fd626 |
+#include "dispnv50/disp.h"
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60fd626 |
#include "nouveau_acpi.h"
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60fd626 |
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60fd626 |
#include "nouveau_display.h"
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60fd626 |
@@ -1033,6 +1034,29 @@ get_tmds_link_bandwidth(struct drm_connector *connector)
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60fd626 |
return 112000 * duallink_scale;
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}
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60fd626 |
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60fd626 |
+enum drm_mode_status
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60fd626 |
+nouveau_conn_mode_clock_valid(const struct drm_display_mode *mode,
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60fd626 |
+ const unsigned min_clock,
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60fd626 |
+ const unsigned max_clock,
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60fd626 |
+ unsigned int *clock_out)
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60fd626 |
+{
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60fd626 |
+ unsigned int clock = mode->clock;
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+
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60fd626 |
+ if ((mode->flags & DRM_MODE_FLAG_3D_MASK) ==
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60fd626 |
+ DRM_MODE_FLAG_3D_FRAME_PACKING)
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60fd626 |
+ clock *= 2;
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60fd626 |
+
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60fd626 |
+ if (clock < min_clock)
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+ return MODE_CLOCK_LOW;
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60fd626 |
+ if (clock > max_clock)
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60fd626 |
+ return MODE_CLOCK_HIGH;
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+
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60fd626 |
+ if (clock_out)
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60fd626 |
+ *clock_out = clock;
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+
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60fd626 |
+ return MODE_OK;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+}
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
static enum drm_mode_status
|
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
nouveau_connector_mode_valid(struct drm_connector *connector,
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
struct drm_display_mode *mode)
|
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
@@ -1041,7 +1065,6 @@ nouveau_connector_mode_valid(struct drm_connector *connector,
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder;
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
unsigned min_clock = 25000, max_clock = min_clock;
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- unsigned clock = mode->clock;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
|
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
switch (nv_encoder->dcb->type) {
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|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
case DCB_OUTPUT_LVDS:
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
@@ -1064,29 +1087,14 @@ nouveau_connector_mode_valid(struct drm_connector *connector,
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|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
case DCB_OUTPUT_TV:
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
return get_slave_funcs(encoder)->mode_valid(encoder, mode);
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
case DCB_OUTPUT_DP:
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- if (mode->flags & DRM_MODE_FLAG_INTERLACE &&
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- !nv_encoder->caps.dp_interlace)
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- return MODE_NO_INTERLACE;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
-
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- max_clock = nv_encoder->dp.link_nr;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- max_clock *= nv_encoder->dp.link_bw;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- clock = clock * (connector->display_info.bpc * 3) / 10;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- break;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ return nv50_dp_mode_valid(connector, nv_encoder, mode, NULL);
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
default:
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
BUG();
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
return MODE_BAD;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
}
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- if ((mode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING)
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- clock *= 2;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
-
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- if (clock < min_clock)
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- return MODE_CLOCK_LOW;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
-
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- if (clock > max_clock)
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- return MODE_CLOCK_HIGH;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
-
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
- return MODE_OK;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ return nouveau_conn_mode_clock_valid(mode, min_clock, max_clock,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ NULL);
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
}
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
static struct drm_encoder *
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.h b/drivers/gpu/drm/nouveau/nouveau_connector.h
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
index de84fb4708c7..9e062c7adec8 100644
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
--- a/drivers/gpu/drm/nouveau/nouveau_connector.h
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.h
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
@@ -195,6 +195,11 @@ int nouveau_conn_atomic_get_property(struct drm_connector *,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
const struct drm_connector_state *,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
struct drm_property *, u64 *);
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
struct drm_display_mode *nouveau_conn_native_mode(struct drm_connector *);
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+enum drm_mode_status
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+nouveau_conn_mode_clock_valid(const struct drm_display_mode *,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ const unsigned min_clock,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ const unsigned max_clock,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ unsigned *clock);
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
extern int nouveau_backlight_init(struct drm_connector *);
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
index 2674f1587457..8a0f7994e1ae 100644
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
--- a/drivers/gpu/drm/nouveau/nouveau_dp.c
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+++ b/drivers/gpu/drm/nouveau/nouveau_dp.c
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
@@ -98,3 +98,34 @@ nouveau_dp_detect(struct nouveau_encoder *nv_encoder)
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
return NOUVEAU_DP_SST;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
return ret;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
}
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+/* TODO:
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ * - Use the minimum possible BPC here, once we add support for the max bpc
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ * property.
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ * - Validate the mode against downstream port caps (see
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ * drm_dp_downstream_max_clock())
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ * - Validate against the DP caps advertised by the GPU (we don't check these
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ * yet)
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ */
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+enum drm_mode_status
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+nv50_dp_mode_valid(struct drm_connector *connector,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ struct nouveau_encoder *outp,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ const struct drm_display_mode *mode,
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ unsigned *out_clock)
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+{
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ const unsigned min_clock = 25000;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ unsigned max_clock, clock;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ enum drm_mode_status ret;
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+
|
|
![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE && !outp->caps.dp_interlace)
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ return MODE_NO_INTERLACE;
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ max_clock = outp->dp.link_nr * outp->dp.link_bw;
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ clock = mode->clock * (connector->display_info.bpc * 3) / 10;
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ ret = nouveau_conn_mode_clock_valid(mode, min_clock, max_clock,
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ &clock);
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ if (out_clock)
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ *out_clock = clock;
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ return ret;
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+}
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
diff --git a/drivers/gpu/drm/nouveau/nouveau_encoder.h b/drivers/gpu/drm/nouveau/nouveau_encoder.h
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
index 3217f587eceb..de51733b0476 100644
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
--- a/drivers/gpu/drm/nouveau/nouveau_encoder.h
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+++ b/drivers/gpu/drm/nouveau/nouveau_encoder.h
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
@@ -104,6 +104,10 @@ enum nouveau_dp_status {
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
};
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
int nouveau_dp_detect(struct nouveau_encoder *);
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+enum drm_mode_status nv50_dp_mode_valid(struct drm_connector *,
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ struct nouveau_encoder *,
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ const struct drm_display_mode *,
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
+ unsigned *clock);
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
struct nouveau_connector *
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
--
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
2.26.2
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![](https://seccdn.libravatar.org/avatar/70cc2f818f82d9376966cb929baa882ad4848e1a2dcae81bc5eaf64ed1894721?s=16&d=retro) |
60fd626 |
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