On 24/01/2023 03:48, Abhinav Kumar wrote:
On 1/19/2023 9:26 PM, Dmitry Baryshkov wrote:
On Fri, 20 Jan 2023 at 00:54, Abhinav Kumar
wrote:
On 1/17/2023 5:04 PM, Dmitry Baryshkov wrote:
To simplify adding new platforms and to make settings more obvious,
rewrite the UBWC setup to use the d
On 23/01/2023 20:24, Kuogee Hsieh wrote:
DSC V1.2 encoder engine is newly added hardware module. This patch
add support functions to configure and enable DSC V1.2 encoder engine.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/Makefile | 1 +
drivers/gpu/drm/msm/disp/
On 1/16/2023 2:30 AM, Dmitry Baryshkov wrote:
Add missing DPU_CLK_CTRL_WB2 to sc7180_mdp clocks array.
Fixes: 51e4d60e6ba5 ("drm/msm/dpu: add writeback support for sc7180")
Signed-off-by: Dmitry Baryshkov
Tested-by: Jessica Zhang # Trogdor (sc7180)
---
drivers/gpu/drm/msm/disp/dpu1/dp
On 1/19/2023 9:26 PM, Dmitry Baryshkov wrote:
On Fri, 20 Jan 2023 at 00:54, Abhinav Kumar wrote:
On 1/17/2023 5:04 PM, Dmitry Baryshkov wrote:
To simplify adding new platforms and to make settings more obvious,
rewrite the UBWC setup to use the data structure to pass platform config
rath
On 1/17/2023 6:01 PM, Dmitry Baryshkov wrote:
Using strncpy can result in non-NULL-terminated destination string. Use
strscpy instead. This fixes following warning:
drivers/gpu/drm/msm/msm_fence.c: In function ‘msm_fence_context_alloc’:
drivers/gpu/drm/msm/msm_fence.c:25:9: warning: ‘strncpy’
On 1/22/2023 10:24 PM, Dmitry Baryshkov wrote:
Use the values from the vendor DTs to set ubwc_swizzle in the catalog.
Signed-off-by: Dmitry Baryshkov
Matches all the vendor DTs, hence
Reviewed-by: Abhinav Kumar
---
Changes since v1:
- Added data for sc7280 and sm8550
---
drivers/gp
On 1/21/2023 5:54 AM, Dmitry Baryshkov wrote:
The field ubwc_static was removed from struct dpu_mdp_cfg some time ago.
Drop the corresponding kerneldoc now.
Fixes: 544d8b96150d ("drm/msm/dpu: update UBWC config for sm8150 and sm8250")
Signed-off-by: Dmitry Baryshkov
Reviewed-by: Abhinav Ku
On 1/22/2023 11:11 PM, Dmitry Baryshkov wrote:
QCM2290 doesn't seem to support reg-dma, smart-dma, UBWC, CDP, exclusion
rectangles and CSC. Drop corresponding features being incorrectly
enabled for qcm2290.
Can you please point me to which vendor DT you are referring to for this?
CSC is su
On 1/16/2023 2:30 AM, Dmitry Baryshkov wrote:
Add missing DPU_CLK_CTRL_WB2 to sc7180_mdp clocks array.
Fixes: 51e4d60e6ba5 ("drm/msm/dpu: add writeback support for sc7180")
Signed-off-by: Dmitry Baryshkov
Reviewed-by: Abhinav Kumar
---
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c |
On 1/23/2023 12:08 AM, Dmitry Baryshkov wrote:
Correct the CTL size on sm8450 platform. This fixes the incorrect merge
of sm8350 support, which unfortunately also touched the SM8450 setup.
Fixes: 0e91bcbb0016 ("drm/msm/dpu: Add SM8350 to hw catalog")
Signed-off-by: Dmitry Baryshkov
Matches
Hi Kuogee,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on next-20230123]
[also build test WARNING on linus/master v6.2-rc5]
[cannot apply to drm-misc/drm-misc-next drm/drm-next drm-exynos/exynos-drm-next
drm-intel/for-linux-next drm-intel/for-linux-next-fixes
On 19/01/2023 16:26, Vinod Polimera wrote:
Changes in v2:
- Use dp bridge to set psr entry/exit instead of dpu_enocder.
- Don't modify whitespaces.
- Set self refresh aware from atomic_check.
- Set self refresh aware only if psr is supported.
- Provide a stub for msm_dp_display_set
On 19/01/2023 16:26, Vinod Polimera wrote:
Populate the enocder software structure to reflect the updated
crtc appropriately during crtc enable/disable for a new commit
while taking care of the self refresh transitions when crtc
disable is triggered from the drm self refresh library.
Signed-off-
On 19/01/2023 16:26, Vinod Polimera wrote:
Clear interface active register from the datapath for a clean shutdown of
the datapath.
Signed-off-by: Vinod Polimera
---
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu
On 19/01/2023 16:26, Vinod Polimera wrote:
Reset the datapath after disabling the timing gen, such that
it can start on a clean slate when the intf is enabled back.
This was a recommended sequence from the DPU HW programming guide.
Signed-off-by: Vinod Polimera
---
drivers/gpu/drm/msm/disp/dp
On 19/01/2023 16:26, Vinod Polimera wrote:
There can be a race between timing gen disable and vblank irq. The
wait post timing gen disable may return early but intf disable sequence
might not be completed. Ensure that, intf status is disabled before
we retire the function.
Signed-off-by: Vinod P
On 19/01/2023 16:26, Vinod Polimera wrote:
Recommended way of reading the interface timing gen status is via
status register. Timing gen status register will give a reliable status
of the interface especially during ON/OFF transitions. This support was
added from DPU version 5.0.0.
5.0.0 is sm8
On 19/01/2023 16:26, Vinod Polimera wrote:
From: Sankeerth Billakanti
Updated frames get queued if self_refresh_aware is set when the
sink is in psr. To support bridge enable and avoid queuing of update
frames, reset the self_refresh_aware state after entering psr.
I'm not convinced by this c
On 23/01/2023 20:24, Kuogee Hsieh wrote:
This patch add DSC related supporting functions into to both dp controller and
dpu enccoder
Kuogee Hsieh (14):
drm/msm/dp: add dpcd read of both dsc and fec capability
drm/msm/dp: add dsc factor into calculation of supported bpp
drm/msm/dp: add
Hi Kuogee,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on next-20230123]
[also build test WARNING on linus/master v6.2-rc5]
[cannot apply to drm-misc/drm-misc-next drm/drm-next drm-exynos/exynos-drm-next
drm-intel/for-linux-next drm-intel/for-linux-next-fixes
On 23/01/2023 20:24, Kuogee Hsieh wrote:
At display port, the pixel data is packed into TU (transfer units)
which is used to carry main video stream data during its horizontal active
period. TUs are mapping into the main-Link to facilitate the support of
various lane counts regardless of the pixe
Hi Kuogee,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on next-20230123]
[also build test WARNING on linus/master v6.2-rc5]
[cannot apply to drm-misc/drm-misc-next drm/drm-next drm-exynos/exynos-drm-next
drm-intel/for-linux-next drm-intel/for-linux-next-fixes
On 23/01/2023 20:24, Kuogee Hsieh wrote:
Add display compression related struct to support variant compression
mechanism. However, DSC is the only one supported at this moment.
VDC may be added later.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/dp/dp_panel.h | 42 ++
On 23/01/2023 20:24, Kuogee Hsieh wrote:
MSA MISC0 bit 1 to 7 contains Colorimetry Indicator Field. At current
implementation, Colorimetry Indicator Field of MISC0 is not configured
correctly. This patch add support of RGB formats Colorimetry.
Any Fixes tag? Not to mention that fixes should com
On 23/01/2023 20:24, Kuogee Hsieh wrote:
Mainlink_levels determined when two actions to take place by hardware,
a new BS sequence due to start of video and a static HW MVID is sent
to panel. This patch add function to configure mainlink level properly
base on lane number.
Signed-off-by: Kuogee H
On 23/01/2023 20:24, Kuogee Hsieh wrote:
This patch provides DSC required functions at DP controller to
complete DSC feature. those functions include enable fec, configure
dsc, configure dto, transmit pps and finally flush hardware registers.
Too many items for a single patch in my opinion.
On 23/01/2023 20:24, Kuogee Hsieh wrote:
FEC is pre-requirement of DSC. Therefore FEC has to be enabled
before DSC enabled. This patch add functions to read sink's DSC
and FEC related DPCD and decode them and set enable flags
accordingly.
Please split this to FEC and DSC patches.
Signed-off-
This has nothing to do with /dp, make it /dpu
On 2023-01-23 10:24:27, Kuogee Hsieh wrote:
> Add DSC related supporting functions to calculate DSC related parameters.
> In addition, DSC hardware encoder customized configuration parameters are
> also included. Algorithms used to perform calculation
On 23/01/2023 20:24, Kuogee Hsieh wrote:
struct msm_compression_info is used to support several different
compression mechanisms. It also contains customized info required
to configure DSC encoder engine. This patch also make changes DSI
module to have DSI exports struct msm_compreion_info to dpu
On 23/01/2023 20:24, Kuogee Hsieh wrote:
Add DSC related supporting functions to calculate DSC related parameters.
In addition, DSC hardware encoder customized configuration parameters are
also included. Algorithms used to perform calculation are derived from
system engineer spreadsheet.
Overal
On 23/01/2023 20:24, Kuogee Hsieh wrote:
A new flushing mechanism is introduced to decouple peripheral metadata
flushing from timing engine related flush. This patch add peripheral
flushing functions.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c| 24
On 23/01/2023 20:24, Kuogee Hsieh wrote:
Current implementation timing engine programming does not consider
compression factors. This patch add consideration of DSC factors
while programming timing engine.
Signed-off-by: Kuogee Hsieh
---
.../gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c |
On Thu, 19 Jan 2023 15:22:15 +0200, Dmitry Baryshkov wrote:
> Eventually all HDMI PHYs are going to provide the HDMI PLL clock to the
> MMCC. Add #clock-cells property required to provide the HDMI PLL clock to
> other devices.
>
> Signed-off-by: Dmitry Baryshkov
> ---
> .../devicetree/bindings
On Thu, 19 Jan 2023 14:10:33 +0100, Krzysztof Kozlowski wrote:
> The type for operating-points-v2 property is coming from dtschema
> (/schemas/opp/opp.yaml), so individual bindings can just use simple
> "true".
>
> Signed-off-by: Krzysztof Kozlowski
>
> ---
>
> This depends on my pull request
Hi Thomas,
a quick drive-by comment.
On Mon, Jan 23, 2023 at 11:05:59AM +0100, Thomas Zimmermann wrote:
> The generic fbdev emulation names variables of type struct fb_info
> both 'fbi' and 'info'. The latter seems to be more common in fbdev
> code, so name fbi accordingly.
>
> Also replace the
On 2023-01-23 10:24:34, Kuogee Hsieh wrote:
> This patch add DSC block and sub block to support new DSC v1.2 hardware
> encoder. Also sc7280 DSC related hardware information are added to allow
> sc7280 DSC feature be enabled at sc7280 platform.
You're not adding support (that happened in previous
add support for*
drm/msm/dpu*
On 2023-01-23 10:24:30, Kuogee Hsieh wrote:
> DSC V1.2 encoder engine is newly added hardware module. This patch
> add support functions to configure and enable DSC V1.2 encoder engine.
>
> Signed-off-by: Kuogee Hsieh
> ---
> drivers/gpu/drm/msm/Makefile
DisplayPort is a name, and I think you should spell it as such in both
the cover letter title and individual patch descriptions (capital D and
P, no space in between).
On 2023-01-23 10:24:20, Kuogee Hsieh wrote:
> This patch add DSC related supporting functions into to both dp controller
> and dp
Since display Port is an external peripheral, runtime compression
detection is added to handle plug in and unplugged events. Currently
only DSC compression supported. Once DSC compression detected, topology
is static added and used to allocate system resources to accommodate
DSC requirement. DSC re
This patch provides DSC required functions at DP controller to
complete DSC feature. those functions include enable fec, configure
dsc, configure dto, transmit pps and finally flush hardware registers.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/dp/dp_catalog.c | 139 -
drivers/g
DSC V1.2 encoder engine is newly added hardware module. This patch
add support functions to configure and enable DSC V1.2 encoder engine.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/Makefile | 1 +
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c| 2 +-
drivers/gpu/d
A new flushing mechanism is introduced to decouple peripheral metadata
flushing from timing engine related flush. This patch add peripheral
flushing functions.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c| 24 ++--
drivers/gpu/drm/msm/disp/dpu1/dpu_
Current implementation timing engine programming does not consider
compression factors. This patch add consideration of DSC factors
while programming timing engine.
Signed-off-by: Kuogee Hsieh
---
.../gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c | 2 +
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ca
This patch add DSC block and sub block to support new DSC v1.2 hardware
encoder. Also sc7280 DSC related hardware information are added to allow
sc7280 DSC feature be enabled at sc7280 platform.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 50 +
struct msm_compression_info is used to support several different
compression mechanisms. It also contains customized info required
to configure DSC encoder engine. This patch also make changes DSI
module to have DSI exports struct msm_compreion_info to dpu encoder
instead of struct drm_dsc_config.
Add display compression related struct to support variant compression
mechanism. However, DSC is the only one supported at this moment.
VDC may be added later.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/dp/dp_panel.h | 42 ++
drivers/gpu/drm/msm/msm_drv.h | 89 ++
Add DSC related supporting functions to calculate DSC related parameters.
In addition, DSC hardware encoder customized configuration parameters are
also included. Algorithms used to perform calculation are derived from
system engineer spreadsheet.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/
At display port, the pixel data is packed into TU (transfer units)
which is used to carry main video stream data during its horizontal active
period. TUs are mapping into the main-Link to facilitate the support of
various lane counts regardless of the pixel bit depth and colorimetry
format. Stuffin
Mainlink_levels determined when two actions to take place by hardware,
a new BS sequence due to start of video and a static HW MVID is sent
to panel. This patch add function to configure mainlink level properly
base on lane number.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/dp/dp_catalo
MSA MISC0 bit 1 to 7 contains Colorimetry Indicator Field. At current
implementation, Colorimetry Indicator Field of MISC0 is not configured
correctly. This patch add support of RGB formats Colorimetry.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/dp/dp_ctrl.c | 5 +++--
drivers/gpu/drm
When FEC enabled, it introduces 2.5% overhead into link capacity.
This factor have to be considered into calculation supported bpp.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/dp/dp_panel.c | 45 +--
1 file changed, 38 insertions(+), 7 deletions(-)
di
FEC is pre-requirement of DSC. Therefore FEC has to be enabled
before DSC enabled. This patch add functions to read sink's DSC
and FEC related DPCD and decode them and set enable flags
accordingly.
Signed-off-by: Kuogee Hsieh
---
drivers/gpu/drm/msm/dp/dp_panel.c | 91 +++
This patch add DSC related supporting functions into to both dp controller and
dpu enccoder
Kuogee Hsieh (14):
drm/msm/dp: add dpcd read of both dsc and fec capability
drm/msm/dp: add dsc factor into calculation of supported bpp
drm/msm/dp: add configure mainlink_levels base on lane number
On Mon, Jan 23, 2023 at 05:01:45PM +0100, Johan Hovold wrote:
> On Tue, Jan 17, 2023 at 09:04:39AM +0100, Johan Hovold wrote:
> > On Mon, Jan 16, 2023 at 08:51:22PM -0600, Bjorn Andersson wrote:
> > > On Fri, Jan 13, 2023 at 10:57:18AM +0200, Dmitry Baryshkov wrote:
> > > > On 13/01/2023 06:23, Dmi
On Tue, Jan 17, 2023 at 09:04:39AM +0100, Johan Hovold wrote:
> On Mon, Jan 16, 2023 at 08:51:22PM -0600, Bjorn Andersson wrote:
> > On Fri, Jan 13, 2023 at 10:57:18AM +0200, Dmitry Baryshkov wrote:
> > > On 13/01/2023 06:23, Dmitry Baryshkov wrote:
> > > > On 13/01/2023 06:10, Bjorn Andersson wrot
On Mon, Jan 23, 2023 at 4:38 AM Krzysztof Kozlowski wrote:
>
> On 11/01/2023 00:14, Rob Clark wrote:
> > From: Rob Clark
> >
> > Make the handful of tuning knobs available visible via debugfs.
> >
> > v2: select DEVFREQ_GOV_SIMPLE_ONDEMAND because for some reason
> > struct devfreq_simple_ond
From: Rob Clark
The existing no-op shims for when PM_DEVFREQ (or an individual governor)
only do half the job. The governor specific config/tuning structs need
to be available to avoid compile errors in drivers using devfreq.
Fixes: 6563f60f14cb ("drm/msm/gpu: Add devfreq tuning debugfs")
Signe
On 11/01/2023 00:14, Rob Clark wrote:
> From: Rob Clark
>
> Make the handful of tuning knobs available visible via debugfs.
>
> v2: select DEVFREQ_GOV_SIMPLE_ONDEMAND because for some reason
> struct devfreq_simple_ondemand_data depends on this
>
> Signed-off-by: Rob Clark
> ---
For some
This is my current attempt to restructure DPU HW catalog. As it depends heavily
on all small cleanup patches that I've sent lately, I decided to send it this
way (while it's still an RFC). This way if one wants to give such restructure a
try, he doesn't have to pick up individual fixup patches from
Add various cleanups and changes to DRM's fbdev helpers and the
generic fbdev emulation. There's no clear theme here, just lots
of small things that need to be updated.
In the end, the code will better reflect which parts are in the
DRM client, which is fbdev emulation, and which are shared fbde
The generic fbdev emulation names variables of type struct fb_info
both 'fbi' and 'info'. The latter seems to be more common in fbdev
code, so name fbi accordingly.
Also replace the duplicate variable in drm_fbdev_fb_destroy().
Signed-off-by: Thomas Zimmermann
---
drivers/gpu/drm/drm_fbdev_gene
Initialize the fb-helper's preferred_bpp field early from within
drm_fb_helper_prepare(); instead of the later client hot-plugging
callback. This simplifies the generic fbdev setup function.
No real changes, but all drivers' fbdev code has to be adapted.
Signed-off-by: Thomas Zimmermann
---
dri
Call drm_fb_helper_init() in the generic-fbdev hotplug helper
to revert the effects of drm_fb_helper_init(). No full cleanup
is required.
Signed-off-by: Thomas Zimmermann
---
drivers/gpu/drm/drm_fbdev_generic.c | 14 +-
1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/dr
For uninitialized framebuffers, only release the DRM client and
free the fbdev memory. Do not attempt to clean up the framebuffer.
DRM fbdev clients have a two-step initialization: first create
the DRM client; then create the framebuffer device on the first
successful hotplug event. In cases where
Move the fb-helper clean-up code into drm_fb_helper_unprepare(). No
functional changes.
Signed-off-by: Thomas Zimmermann
---
drivers/gpu/drm/drm_fb_helper.c | 14 +-
include/drm/drm_fb_helper.h | 4
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/
The fbdev framebuffer cleanup in drm_fbdev_fb_destroy() calls
drm_fbdev_release() and drm_fbdev_cleanup(). Inline both into the
caller. No functional changes.
Signed-off-by: Thomas Zimmermann
---
drivers/gpu/drm/drm_fbdev_generic.c | 17 ++---
1 file changed, 2 insertions(+), 15 dele
Initialize the fb-helper structure immediately after its allocation
in drm_fbdev_generic_setup(). That will make it easier to fill it with
driver-specific values, such as the preferred BPP.
Signed-off-by: Thomas Zimmermann
---
drivers/gpu/drm/drm_fbdev_generic.c | 13 +
1 file change
Test for connectors in the client code and remove a similar test
from the generic fbdev emulation. Do nothing if the test fails.
Not having connectors indicates a driver bug.
Signed-off-by: Thomas Zimmermann
---
drivers/gpu/drm/drm_client.c| 5 +
drivers/gpu/drm/drm_fbdev_generic.c |
Store the console's preferred BPP value in struct drm_fb_helper
and remove the respective function parameters from the internal
fbdev code.
The BPP value is only required as a fallback and will now always
be available in the fb-helper instance.
No functional changes.
Signed-off-by: Thomas Zimmer
Signal failed hotplugging with a flag in struct drm_client_dev. If set,
the client helpers will not further try to set up the fbdev display.
This used to be signalled with a combination of cleared pointers in
struct drm_fb_helper, which prevents us from initializing these pointers
early after allo
Correct the CTL size on sm8450 platform. This fixes the incorrect merge
of sm8350 support, which unfortunately also touched the SM8450 setup.
Fixes: 0e91bcbb0016 ("drm/msm/dpu: Add SM8350 to hw catalog")
Signed-off-by: Dmitry Baryshkov
---
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 10
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