From: Jani Nikula <jani.nikula@intel.com>
To: dri-devel@lists.freedesktop.org
Cc: jani.nikula@intel.com, intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH 2/2] drm/mst: use DP_GET_SINK_COUNT() for sink count in ESI
Date: Tue, 4 Jan 2022 20:48:57 +0200 [thread overview]
Message-ID: <20220104184857.784563-2-jani.nikula@intel.com> (raw)
In-Reply-To: <20220104184857.784563-1-jani.nikula@intel.com>
Take bit 7 into account when reading sink count from
DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
drivers/gpu/drm/drm_dp_mst_topology.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index f3d79eda94bb..ab4372e9fe43 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -4196,7 +4196,7 @@ int drm_dp_mst_hpd_irq(struct drm_dp_mst_topology_mgr *mgr, u8 *esi, bool *handl
int ret = 0;
int sc;
*handled = false;
- sc = esi[0] & 0x3f;
+ sc = DP_GET_SINK_COUNT(esi[0]);
if (sc != mgr->sink_count) {
mgr->sink_count = sc;
--
2.30.2
WARNING: multiple messages have this Message-ID (diff)
From: Jani Nikula <jani.nikula@intel.com>
To: dri-devel@lists.freedesktop.org
Cc: jani.nikula@intel.com, intel-gfx@lists.freedesktop.org
Subject: [PATCH 2/2] drm/mst: use DP_GET_SINK_COUNT() for sink count in ESI
Date: Tue, 4 Jan 2022 20:48:57 +0200 [thread overview]
Message-ID: <20220104184857.784563-2-jani.nikula@intel.com> (raw)
In-Reply-To: <20220104184857.784563-1-jani.nikula@intel.com>
Take bit 7 into account when reading sink count from
DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
drivers/gpu/drm/drm_dp_mst_topology.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index f3d79eda94bb..ab4372e9fe43 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -4196,7 +4196,7 @@ int drm_dp_mst_hpd_irq(struct drm_dp_mst_topology_mgr *mgr, u8 *esi, bool *handl
int ret = 0;
int sc;
*handled = false;
- sc = esi[0] & 0x3f;
+ sc = DP_GET_SINK_COUNT(esi[0]);
if (sc != mgr->sink_count) {
mgr->sink_count = sc;
--
2.30.2
next prev parent reply other threads:[~2022-01-04 18:49 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-04 18:48 [Intel-gfx] [PATCH 1/2] drm/dp: note that DPCD 0x2002-0x2003 match 0x200-0x201 Jani Nikula
2022-01-04 18:48 ` Jani Nikula
2022-01-04 18:48 ` Jani Nikula [this message]
2022-01-04 18:48 ` [PATCH 2/2] drm/mst: use DP_GET_SINK_COUNT() for sink count in ESI Jani Nikula
2022-01-10 16:01 ` [Intel-gfx] " Ville Syrjälä
2022-01-04 20:39 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for series starting with [1/2] drm/dp: note that DPCD 0x2002-0x2003 match 0x200-0x201 Patchwork
2022-01-04 20:59 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2022-01-10 16:01 ` [Intel-gfx] [PATCH 1/2] " Ville Syrjälä
2022-01-11 15:51 ` Jani Nikula
2022-01-11 10:44 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for series starting with [1/2] drm/dp: note that DPCD 0x2002-0x2003 match 0x200-0x201 (rev2) Patchwork
2022-01-11 11:17 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2022-01-11 15:18 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220104184857.784563-2-jani.nikula@intel.com \
--to=jani.nikula@intel.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=intel-gfx@lists.freedesktop.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.