Gracious ping for this series, it's been posted over 10 days.
Baihan,
Thanks.
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v8 -> v9:
- modify the adaptation of hibmc_dp_link_reduce_rate().
- fix the le
: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- add detect_ctx with 200ms delay, suggested by Dmitry Baryshkov.
v4 -> v5:
- separate the vga part commit, suggested by Dmitry Baryshkov.
v3 -> v4:
- add link reset of rates and lanes in pre link trainin
From: Baihan Li
Because the connected VGA connector would make driver can't get the
userspace call, adding detect_ctx in vga connector to make HPD active
userspace.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
drivers/gpu/drm/hisilicon/
color bar register to display
cat: print the color bar configuration
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v3 -> v4:
- add comments in hibmc_control_write(), suggested by Dmitry Baryshkov.
v2 -> v3:
- rewrite the comm
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
functions. Add ddc channel in connector initialization to put drm_aux
in drm_connector.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v8 -> v9:
- fix
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v8 -> v9:
- modify the adaptation of hibmc_dp_link_reduce_rate().
- fix the leak problem in hibmc_dp_aux_init(), suggested by Jani Nikula.
v8:
https://lore.kern
From: Baihan Li
Move the macros below their corresponding registers to make
them more obvious.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- restructuring the header dp_reg.h, suggested by Dmitry Baryshkov.
---
drivers/
ng, we can cfg different
serdes ffe value.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- fix the DP_SERDES_VOL2_PRE0 value after electrical test.
v3 -> v4:
- fix the serdes cfg in hibmc_dp_serdes_set_tx_cfg(), suggested by D
: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- add detect_ctx with 200ms delay, suggested by Dmitry Baryshkov.
v4 -> v5:
- separate the vga part commit, suggested by Dmitry Baryshkov.
v3 -> v4:
- add link reset of rates and lanes in pre link trainin
From: Baihan Li
To realize HPD feature, request irq for HPD , add its handler function.
We use pci_alloc_irq_vectors() to get our msi irq, because we have two
interrupts now.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 ->
cfgs is
changed and used in hibmc_kms_init(), we changed the if-statement to check
whether the value is 0.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v8 -> v9:
- modify the adaptation of hibmc_dp_link_reduce_rate().
v4 -> v5:
- add
From: Baihan Li
Because the drm_aux of struct hibmc_dp_dev's member is not easy to get in
hibmc_drm_dp.c, move the drm_aux to struct hibmc_dp. Then there are some
adaptations and modifications to make this patch compile.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: D
dp->aux.name = kasprintf(GFP_KERNEL, "HIBMC DRM dp aux");
As being discussed in the feedback for v7, this is a memory leak. Can
you simply assign the string here?
Alright!
On Fri, Mar 28, 2025 at 12:28:14PM +0200, Jani Nikula wrote:
On Fri, 28 Mar 2025, Yongbang Shi wrote:
On Thu, 27 Mar 2025, Yongbang Shi wrote:
在 2025/3/26 17:32, Jani Nikula 写道:
On Tue, 25 Mar 2025, Yongbang Shi wrote:
On Mon, 24 Mar 2025, Yongbang Shi wrote:
On Wed, 19 Mar 2025
On Thu, 27 Mar 2025, Yongbang Shi wrote:
在 2025/3/26 17:32, Jani Nikula 写道:
On Tue, 25 Mar 2025, Yongbang Shi wrote:
On Mon, 24 Mar 2025, Yongbang Shi wrote:
On Wed, 19 Mar 2025, Yongbang Shi wrote:
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
Gently ping！
Hi, Dmitry. There is no more comment for v8 patch set for one week, is this
good to be applied.
Thanks,
Baihan
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v7 -> v8:
- use drm_edid_read() in
在 2025/3/26 17:32, Jani Nikula 写道:
On Tue, 25 Mar 2025, Yongbang Shi wrote:
On Mon, 24 Mar 2025, Yongbang Shi wrote:
On Wed, 19 Mar 2025, Yongbang Shi wrote:
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
functions. Add ddc channel in connector
On Mon, 24 Mar 2025, Yongbang Shi wrote:
On Wed, 19 Mar 2025, Yongbang Shi wrote:
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
functions. Add ddc channel in connector initialization to put drm_aux
in drm_connector.
Signed-off-by: Baihan Li
Signed
On Wed, 19 Mar 2025, Yongbang Shi wrote:
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
functions. Add ddc channel in connector initialization to put drm_aux
in drm_connector.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
functions. Add ddc channel in connector initialization to put drm_aux
in drm_connector.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v7 -> v8:
-
ng, we can cfg different
serdes ffe value.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- fix the DP_SERDES_VOL2_PRE0 value after electrical test.
v3 -> v4:
- fix the serdes cfg in hibmc_dp_serdes_set_tx_cfg(), suggested by D
From: Baihan Li
Because the drm_aux of struct hibmc_dp_dev's member is not easy to get in
hibmc_drm_dp.c, move the drm_aux to struct hibmc_dp. Then there are some
adaptations and modifications to make this patch compile.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: D
From: Baihan Li
Because the connected VGA connector would make driver can't get the
userspace call, adding detect_ctx in vga connector to make HPD active
userspace.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
drivers/gpu/drm/hisilicon/
color bar register to display
cat: print the color bar configuration
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v3 -> v4:
- add comments in hibmc_control_write(), suggested by Dmitry Baryshkov.
v2 -> v3:
- rewrite the comm
From: Baihan Li
To realize HPD feature, request irq for HPD , add its handler function.
We use pci_alloc_irq_vectors() to get our msi irq, because we have two
interrupts now.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 ->
From: Baihan Li
Move the macros below their corresponding registers to make
them more obvious.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- restructuring the header dp_reg.h, suggested by Dmitry Baryshkov.
---
drivers/
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v7 -> v8:
- use drm_edid_read() in hibmc_dp_connector_get_modes(), suggested by Jani
Nikula
v7:
https://lore.kernel.org/all/20250319032435.1119469-1-shiyongb...@
cfgs is
changed and used in hibmc_kms_init(), we changed the if-statement to check
whether the value is 0.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 -> v5:
- add commit log about hibmc_kms_init(), suggested by Dmitry Baryshkov.
-
On Mon, 10 Mar 2025, Yongbang Shi wrote:
@@ -15,11 +15,17 @@
static int hibmc_dp_connector_get_modes(struct drm_connector *connector)
{
+ struct hibmc_dp *dp = to_hibmc_dp(connector);
+ const struct drm_edid *drm_edid;
int count;
- count = drm_add_modes_noedid
On Wed, Mar 19, 2025 at 11:24:26AM +0800, Yongbang Shi wrote:
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v6 -> v7:
- add if statement about drm aux in hibmc_dp_connector_get_modes(),
suggested by J
From: Baihan Li
Because the drm_aux of struct hibmc_dp_dev's member is not easy to get in
hibmc_drm_dp.c, move the drm_aux to struct hibmc_dp. Then there are some
adaptations and modifications to make this patch compile.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: D
From: Baihan Li
To realize HPD feature, request irq for HPD , add its handler function.
We use pci_alloc_irq_vectors() to get our msi irq, because we have two
interrupts now.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 ->
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v6 -> v7:
- add if statement about drm aux in hibmc_dp_connector_get_modes(), suggested
by Jani Nikula
v6:
https://lore.kernel.org/all/20250310040138.2025715-1-s
From: Baihan Li
Move the macros below their corresponding registers to make
them more obvious.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- restructuring the header dp_reg.h, suggested by Dmitry Baryshkov.
---
drivers/
From: Baihan Li
Because the connected VGA connector would make driver can't get the
userspace call, adding detect_ctx in vga connector to make HPD active
userspace.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
drivers/gpu/drm/hisilicon/
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
functions. Add ddc channel in connector initialization to put drm_aux
in drm_connector.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v6 -> v7:
- add
: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- add detect_ctx with 200ms delay, suggested by Dmitry Baryshkov.
v4 -> v5:
- separate the vga part commit, suggested by Dmitry Baryshkov.
v3 -> v4:
- add link reset of rates and lanes in pre link trainin
cfgs is
changed and used in hibmc_kms_init(), we changed the if-statement to check
whether the value is 0.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 -> v5:
- add commit log about hibmc_kms_init(), suggested by Dmitry Baryshkov.
-
color bar register to display
cat: print the color bar configuration
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v3 -> v4:
- add comments in hibmc_control_write(), suggested by Dmitry Baryshkov.
v2 -> v3:
- rewrite the comm
ng, we can cfg different
serdes ffe value.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- fix the DP_SERDES_VOL2_PRE0 value after electrical test.
v3 -> v4:
- fix the serdes cfg in hibmc_dp_serdes_set_tx_cfg(), suggested by D
Gently ping！
Hi, Dmitry. There is no more comment for this patch set for one week, I wonder,
could this patch be applied, or wait for more comments.
Thanks,
Baihan
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLo
ng, we can cfg different
serdes ffe value.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- fix the DP_SERDES_VOL2_PRE0 value after electrical test.
v3 -> v4:
- fix the serdes cfg in hibmc_dp_serdes_set_tx_cfg(), suggested by D
color bar register to display
cat: print the color bar configuration
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v3 -> v4:
- add comments in hibmc_control_write(), suggested by Dmitry Baryshkov.
v2 -> v3:
- rewrite the comm
cfgs is
changed and used in hibmc_kms_init(), we changed the if-statement to check
whether the value is 0.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 -> v5:
- add commit log about hibmc_kms_init(), suggested by Dmitry Baryshkov.
-
From: Baihan Li
To realize HPD feature, request irq for HPD , add its handler function.
We use pci_alloc_irq_vectors() to get our msi irq, because we have two
interrupts now.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 ->
From: Baihan Li
Add registering drm_aux and use it to get connector edid with drm
functions. Add ddc channel in connector initialization to put drm_aux
in drm_connector.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v5 -> v6:
- move
From: Baihan Li
Because the connected VGA connector would make driver can't get the
userspace call, adding detect_ctx in vga connector to make HPD active
userspace.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
drivers/gpu/drm/hisilicon/
-off-by: Yongbang Shi
---
ChangeLog:
v5 -> v6:
- add detect_ctx with 200ms delay, suggested by Dmitry Baryshkov.
v4 -> v5:
- separate the vga part commit, suggested by Dmitry Baryshkov.
v3 -> v4:
- add link reset of rates and lanes in pre link training process, suggested
by Dmitry
From: Baihan Li
Because the drm_aux of struct hibmc_dp_dev's member is not easy to get in
hibmc_drm_dp.c, move the drm_aux to struct hibmc_dp. Then there are some
adaptations and modifications to make this patch compile.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: D
From: Baihan Li
Move the macros below their corresponding registers to make
them more obvious.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- restructuring the header dp_reg.h, suggested by Dmitry Baryshkov.
---
drivers/
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v5 -> v6:
- fix the DP_SERDES_VOL2_PRE0 value after electrical test.
- move the detect_ctx() to the patch 7/9.
- add detect_ctx with 200ms delay, suggested by Dm
cfgs is
changed and used in hibmc_kms_init(), we changed the if-statement to check
whether the value is 0.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v4 -> v5:
- add commit log about hibmc_kms_init(), suggested by Dmitry Baryshkov.
- fix the format of block comme
ng, we can cfg different
serdes ffe value.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v3 -> v4:
- fix the serdes cfg in hibmc_dp_serdes_set_tx_cfg(), suggested by Dmitry
Baryshkov.
- move the dp serdes registers to dp_reg.h, suggested by Dmitry Baryshkov.
-
v2 -
From: Baihan Li
Because the connected VGA connector would make driver can't get the
userspace call, adding detect_ctx in vga connector to make HPD active
userspace.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 3 +++
1
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v4 -> v5:
- add commit log about hibmc_kms_init(), suggested by Dmitry Baryshkov.
- fix the format of block comments, suggested by Dmitry Baryshkov.
- add hibmc
From: Baihan Li
Add HPD interrupt enable functions in drm framework. Add link reset
process to reset link status when a new connector pulgged in.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v4 -> v5:
- separate the vga part commit, suggested by Dmitry Baryshkov.
color bar register to display
cat: print the color bar configuration
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v3 -> v4:
- add comments in hibmc_control_write(), suggested by Dmitry Baryshkov.
v2 -> v3:
- rewrite the comm
: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- Capitalized EDID and AUX, suggested by Dmitry Baryshkov.
v1 -> v2:
- deleting type conversion, suggested by Dmitry Baryshkov.
- deleting hibmc_dp_connector_get_modes() and using
drm_connector_helper_get_modes(), sug
From: Baihan Li
Because the drm_aux of struct hibmc_dp_dev's member is not easy to get in
hibmc_drm_dp.c, move the drm_aux to struct hibmc_dp. Then there are some
adaptations and modifications to make this patch compile.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: D
From: Baihan Li
Move the macros below their corresponding registers to make
them more obvious.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- restructuring the header dp_reg.h, suggested by Dmitry Baryshkov.
---
drivers/
From: Baihan Li
To realize HPD feature, request irq for HPD , add its handler function.
We use pci_alloc_irq_vectors() to get our msi irq, because we have two
interrupts now.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v4 ->
On Wed, Mar 05, 2025 at 07:26:46PM +0800, Yongbang Shi wrote:
From: Baihan Li
Add HPD interrupt enable functions in drm framework. Add link reset
process to reset link status when a new connector pulgged in. Because the
connected VGA connector would make driver can't get the userspace
On Wed, Mar 05, 2025 at 07:26:42PM +0800, Yongbang Shi wrote:
From: Baihan Li
Add dp serdes cfg in link training process, and related adapting
and modificating. Change some init values about training,
because we want completely to negotiation process, so we start with
the maximum rate and the
From: Baihan Li
To realize HPD feature, request irq for HPD , add its handler function.
We use pci_alloc_irq_vectors() to get our msi irq, because we have two
interrupts now.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
drivers/gpu/drm/hisilicon
From: Baihan Li
Because the drm_aux of struct hibmc_dp_dev's member is not easy to get in
hibmc_drm_dp.c, move the drm_aux to struct hibmc_dp. Then there are some
adaptations and modifications to make this patch compile.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: D
Signed-off-by: Yongbang Shi
---
ChangeLog:
v3 -> v4:
- add comments for if-statement of dp_init(), suggested by Dmitry Baryshkov.
v2 -> v3:
- change commit to an imperative sentence, suggested by Dmitry Baryshkov.
- put HIBMC_DP_HOST_SERDES_CTRL in dp_serdes.h, suggested by Dmitry Bar
space.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v3 -> v4:
- add link reset of rates and lanes in pre link training process, suggested
by Dmitry Baryshkov.
- add vdac detect and connected/disconnected status to enable HPD process,
suggested by Dmitry Baryshkov.
From: Baihan Li
Move the macros below their corresponding registers to make
them more obvious.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- restructuring the header dp_reg.h, suggested by Dmitry Baryshkov.
---
drivers/
: Yongbang Shi
Reviewed-by: Dmitry Baryshkov
---
ChangeLog:
v2 -> v3:
- Capitalized EDID and AUX, suggested by Dmitry Baryshkov.
v1 -> v2:
- deleting type conversion, suggested by Dmitry Baryshkov.
- deleting hibmc_dp_connector_get_modes() and using
drm_connector_helper_get_modes(), sug
ng, we can cfg different
serdes ffe value.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v3 -> v4:
- fix the serdes cfg in hibmc_dp_serdes_set_tx_cfg(), suggested by Dmitry
Baryshkov.
- move the dp serdes registers to dp_reg.h, suggested by Dmitry Baryshkov.
-
v2 -
color bar register to display
cat: print the color bar configuration
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v3 -> v4:
- add comments in hibmc_control_write(), suggested by Dmitry Baryshkov.
v2 -> v3:
- rewrite the commit log, suggested by Dmitry Baryshkov.
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v3 -> v4:
- fix the serdes cfg in hibmc_dp_serdes_set_tx_cfg(), suggested by Dmitry
Baryshkov.
- move the dp serdes registers to dp_reg.h, suggested by Dmitry Ba
On Wed, 5 Mar 2025 at 08:29, Yongbang Shi wrote:
On Tue, Mar 04, 2025 at 10:23:14AM +0800, Yongbang Shi wrote:
On Mon, Mar 03, 2025 at 01:02:44PM +0800, Yongbang Shi wrote:
On Sat, 1 Mar 2025 at 11:54, Yongbang Shi wrote:
On Sat, Mar 01, 2025 at 04:45:40PM +0800, Yongbang Shi wrote:
On
On Tue, Mar 04, 2025 at 10:23:14AM +0800, Yongbang Shi wrote:
On Mon, Mar 03, 2025 at 01:02:44PM +0800, Yongbang Shi wrote:
On Sat, 1 Mar 2025 at 11:54, Yongbang Shi wrote:
On Sat, Mar 01, 2025 at 04:45:40PM +0800, Yongbang Shi wrote:
On Thu, Feb 27, 2025 at 09:46:10PM +0800, Yongbang Shi
On Mon, Mar 03, 2025 at 01:02:44PM +0800, Yongbang Shi wrote:
On Sat, 1 Mar 2025 at 11:54, Yongbang Shi wrote:
On Sat, Mar 01, 2025 at 04:45:40PM +0800, Yongbang Shi wrote:
On Thu, Feb 27, 2025 at 09:46:10PM +0800, Yongbang Shi wrote:
On Tue, Feb 25, 2025 at 09:57:17PM +0800, Yongbang Shi
On Sat, 1 Mar 2025 at 11:54, Yongbang Shi wrote:
On Sat, Mar 01, 2025 at 04:45:40PM +0800, Yongbang Shi wrote:
On Thu, Feb 27, 2025 at 09:46:10PM +0800, Yongbang Shi wrote:
On Tue, Feb 25, 2025 at 09:57:17PM +0800, Yongbang Shi wrote:
On Mon, 24 Feb 2025 at 16:03, Yongbang Shi wrote
On Sat, Mar 01, 2025 at 04:45:40PM +0800, Yongbang Shi wrote:
On Thu, Feb 27, 2025 at 09:46:10PM +0800, Yongbang Shi wrote:
On Tue, Feb 25, 2025 at 09:57:17PM +0800, Yongbang Shi wrote:
On Mon, 24 Feb 2025 at 16:03, Yongbang Shi wrote:
On Sat, Feb 22, 2025 at 06:35:48PM +0800, Yongbang
On Thu, Feb 27, 2025 at 09:46:10PM +0800, Yongbang Shi wrote:
On Tue, Feb 25, 2025 at 09:57:17PM +0800, Yongbang Shi wrote:
On Mon, 24 Feb 2025 at 16:03, Yongbang Shi wrote:
On Sat, Feb 22, 2025 at 06:35:48PM +0800, Yongbang Shi wrote:
+static int hibmc_dp_hpd_event(struct drm_client_dev
On Tue, Feb 25, 2025 at 09:57:17PM +0800, Yongbang Shi wrote:
On Mon, 24 Feb 2025 at 16:03, Yongbang Shi wrote:
On Sat, Feb 22, 2025 at 06:35:48PM +0800, Yongbang Shi wrote:
+static int hibmc_dp_hpd_event(struct drm_client_dev *client)
+{
+ struct hibmc_dp *dp = container_of(client
On Mon, 24 Feb 2025 at 16:03, Yongbang Shi wrote:
On Sat, Feb 22, 2025 at 06:35:48PM +0800, Yongbang Shi wrote:
+static int hibmc_dp_hpd_event(struct drm_client_dev *client)
+{
+ struct hibmc_dp *dp = container_of(client, struct hibmc_dp, client);
+ struct hibmc_drm_private *priv
On Sat, Feb 22, 2025 at 06:35:48PM +0800, Yongbang Shi wrote:
+static int hibmc_dp_hpd_event(struct drm_client_dev *client)
+{
+ struct hibmc_dp *dp = container_of(client, struct hibmc_dp, client);
+ struct hibmc_drm_private *priv = to_hibmc_drm_private(dp->drm_dev);
+ str
On Sat, Feb 22, 2025 at 10:51:00AM +0800, Yongbang Shi wrote:
From: Baihan Li
Enable HPD feature and add its isr and event function. Add a drm client
dev and realized the hotplug callback in it.
What for? There should be no need to add a separate drm client just for
the hotplug.
Signed-off
On Sat, Feb 22, 2025 at 10:50:55AM +0800, Yongbang Shi wrote:
From: Baihan Li
This dp controller need features of digital-to-analog conversion and
high-speed transmission in chip by its extern serdes controller. Our
serdes cfg is relatively simple, just need two register configurations.
Don&#
On Sat, Feb 22, 2025 at 10:50:56AM +0800, Yongbang Shi wrote:
From: Baihan Li
Add dp serdes cfg in link training process, and related adapting
and modificating. Change some init values about training,
because we want completely to negotiation process, so we start with
the maximum rate and the
+static int hibmc_dp_hpd_event(struct drm_client_dev *client)
+{
+ struct hibmc_dp *dp = container_of(client, struct hibmc_dp, client);
+ struct hibmc_drm_private *priv = to_hibmc_drm_private(dp->drm_dev);
+ struct drm_display_mode *mode = &priv->crtc.state->adjusted_mode;
+
On Sat, Feb 22, 2025 at 10:51:00AM +0800, Yongbang Shi wrote:
From: Baihan Li
Enable HPD feature and add its isr and event function. Add a drm client
dev and realized the hotplug callback in it.
What for? There should be no need to add a separate drm client just for
the hotplug.
Signed-off
On Sat, Feb 22, 2025 at 10:50:59AM +0800, Yongbang Shi wrote:
From: Baihan Li
DP controller can support generating a color bar signal over the
DisplayPort interface. This can be useful to check for possible DDR
or GPU problems, as the signal generator resides completely in the DP
block. Add
Signed-off-by: Yongbang Shi
---
ChangeLog:
v2 -> v3:
- change commit to an imperative sentence, suggested by Dmitry Baryshkov.
- put HIBMC_DP_HOST_SERDES_CTRL in dp_serdes.h, suggested by Dmitry Baryshkov.
v1 -> v2:
- splittting the patch and add more detailed the changes in the
From: Baihan Li
Enable HPD feature and add its isr and event function. Add a drm client
dev and realized the hotplug callback in it.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v2 -> v3:
- remove mdelay(100) hpd function in ISR, suggested by Dmitry Barysh
ng, we can cfg different
serdes ffe value.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v2 - > v3:
- add commit log about dp serdes, suggested by Dmitry Baryshkov.
- return value in hibmc_dp_serdes_init(), suggested by Dmitry Baryshkov.
- add static const in
From: Baihan Li
To realize HPD feature, request irq for HPD , add its handler function.
We use pci_alloc_irq_vectors() to get our msi irq, because we have two
interrupts now.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h | 3
From: Baihan Li
Move the macros below their corresponding registers to make
them more obvious.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v2 -> v3:
- restructuring the header dp_reg.h, suggested by Dmitry Baryshkov.
---
drivers/gpu/drm/hisilicon/hibmc/dp/dp_re
: Yongbang Shi
---
ChangeLog:
v2 -> v3:
- Capitalized EDID and AUX, suggested by Dmitry Baryshkov.
v1 -> v2:
- deleting type conversion, suggested by Dmitry Baryshkov.
- deleting hibmc_dp_connector_get_modes() and using
drm_connector_helper_get_modes(), suggested by Dmitry Bar
From: Baihan Li
Because the drm_aux of struct hibmc_dp_dev's member is not easy to get in
hibmc_drm_dp.c, we move the drm_aux to struct hibmc_dp. Then there are some
adaptations and modifications to make this patch compile.
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
Chan
color bar register to display
cat: print the color bar configuration
Signed-off-by: Baihan Li
Signed-off-by: Yongbang Shi
---
ChangeLog:
v2 -> v3:
- rewrite the commit log, suggested by Dmitry Baryshkov.
- move colorbar debugfs entry to this patch, suggested by Dmitry Baryshkov.
- cha
From: Baihan Li
To support DP HPD, edid printing, and colorbar display features based on
the Hisislcon DP devices.
---
ChangeLog:
v2 -> v3:
- restructuring the header p_reg.h, suggested by Dmitry Baryshkov.
- add commit log about dp serdes, suggested by Dmitry Baryshkov.
- return value in
On Mon, Feb 10, 2025 at 10:49:58PM +0800, Yongbang Shi wrote:
From: Baihan Li
We use the previous two patches as our debug functions and
generate two files. "hibmc-dp" and "color-bar".
hibmc-dp: read only, print the dp link status and dpcd version
Please define a generic D
On Mon, Feb 10, 2025 at 10:49:58PM +0800, Yongbang Shi wrote:
From: Baihan Li
We use the previous two patches as our debug functions and
generate two files. "hibmc-dp" and "color-bar".
hibmc-dp: read only, print the dp link status and dpcd version
Please define a generic D
On Mon, Feb 10, 2025 at 10:49:56PM +0800, Yongbang Shi wrote:
From: Baihan Li
This is a DP IP controller's feature. It can be used as a debug method
which can check DP controller is working good. The colorbar displaying
doesn't rely on other IPs work in the chip, like: GPU or DDR (vr
On Mon, Feb 10, 2025 at 10:49:54PM +0800, Yongbang Shi wrote:
From: Baihan Li
Add dp serdes cfg in link training process, and related adapting
and modificating. We change some init values about training,
Imperative language, please. Use 'change', not 'we change'.
becaus
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