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0af93447c5 Merge "disp: msm: dsi: enable dfps trigger at mdp intf flush" into display-kernel.lnx.5.4 2020-08-20 21:52:52 -07:00
Vara Reddy
c9cb9f51f3 disp: msm: dsi: enable dfps trigger at mdp intf flush
This change allows dynamic refresh trigger to sw trigger
and mdp intf flush. With this we can make sure that DSI
timing/clock update and mdp intf timings are updated in
one vsync.

Change-Id: Ic807f498e2e47be6dd0f1e11ff1fc0896a8ec758
Signed-off-by: Vara Reddy <varar@codeaurora.org>
2020-08-20 12:48:32 -07:00
Jeykumar Sankaran
962fd4faca disp: msm: dsi: register io resource collection VM event hook
Add support to read register ranges and IRQ lines that needs
isolation during VM switch in dsi ctrl and dsi phy.
Register for VM resource collection event providing the
callback function.

Change-Id: I5eae4699b0a97ffed438627ccea855c401b3fbeb
Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
2020-07-12 15:16:32 -07:00
Jeykumar Sankaran
4b27380f07 disp: msm: dsi: reuse continuous splash path for trusted vm
Display in trusted VM works in a handover mode i.e, all
display components need to be initialized by the primary VM
before switching to trusted VM on the usecase boundary.
That makes it a hard requirement for the trusted VM not to
re-program any of the display configuration registers before
it could hand the HW back to the primary VM.

Also, most of the linux framework drivers including pintrl, clocks
are not enabled in the trusted VM.

In order to address the above two limitations and to control the
probe/commit sequences, this change adapts the same path as that
of continuous splash to bypass some of the critical functions
which are identified to be HW intrusive. Based on the DT property
read from SDE handle, dsi drivers will choose to bypass
enable/disable HW state updates when executing in the vm environment.

Change-Id: Ica71c924d189ab65fe3be5b0ac870633e3b749e1
Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>
2020-07-12 15:00:09 -07:00
Satya Rama Aditya Pinapala
43069ad44a disp: msm: dsi: use panel's force_clk_lane_hs instead of phy's
In order to make dsi panel and dsi2hdmi panel compatible,
delete "qcom,panel-force-clock-lane-hs" property in phy and
use display panel's force_clk_lane_hs property.

Change-Id: I490e08b2ee859797c2b3aeddf109a3a4286fb922
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
2020-05-14 21:00:02 -07:00
Satya Rama Aditya Pinapala
f93224bc4b disp: msm: dsi: add return code to probe deferral error logs
This change adds return code -EPROBE_DEFER to DSI error logs during
a probe deferral.

Change-Id: I59971ebc319e90d65f64e73149e34ba691441741
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
2020-04-09 10:39:20 -07:00
Lipsa Rout
5644d01f7a disp: msm: dsi: Update dsi byte interface clock calculation
Update dsi byte interface clock as per hardware recommendation.
For Phy ver 2.0 and below: byte intf clk equals to byte clk.
For Phy ver 3.0 and above: byte intf clk equals to byte clk / 2.

Change-Id: Ic3af2e4348403aeacb2e1c73c4dc133db63a51a4
Signed-off-by: Ritesh Kumar <riteshk@codeaurora.org>
Signed-off-by: Lipsa Rout <lrout@codeaurora.org>
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
2020-03-17 19:30:09 -07:00
Satya Rama Aditya Pinapala
5694bc2eee disp: msm: dsi: move dsi pll as subnode to dsi PHY
DSI PLL is tightly coupled with DSI PHY. This change removes
separate DSI pll driver and makes DSI pll as a subnode to DSI
PHY which is an accurate way of representation. In addition, this
change adds support for 5nm DSI ctrl and PHY revisions and adds
DSI pll support for 5nm. Remove support for older DSI pll revisions
such as 7nm, 10nm, 14nm, 20nm, 28nm.

Change-Id: Ic8b886a9fe24b906e4ec5130720600efa1e59b68
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
2020-01-10 17:06:58 -08:00
Yuan Zhao
cc564849ae disp: msm: dsi: remove dsi bus scaling setting
DSI driver did not use msm bus scaling setting,
remove the code.

Change-Id: I71675c8f4e3e97f1ded72ecac3fa87bdc7fb3774
Signed-off-by: Yuan Zhao <yzhao@codeaurora.org>
2019-12-03 18:46:45 -08:00
Satya Rama Aditya Pinapala
f372981434 disp: msm: dsi: commit DSI PHY timings after update
DSI PHY timings must be committed every time the values
are updated after a dynamic mode switch.

Change-Id: Id605c76dfe75ec41ceb89000f24baccda189e82f
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
2019-10-18 14:00:05 -07:00
Satya Rama Aditya Pinapala
6c483e3b23 disp: msm: dsi: adding prefix for logs
Adding debug, info and error prefix for log messages
in dsi files. To enable debug logs
run "echo 0x1 > /sys/module/drm/parameters/debug"

Change-Id: I438ac16954bd1d39450f8adeb7fb17f9ea6f8140
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
2019-07-22 17:43:35 -07:00
Satya Rama Aditya Pinapala
edef6ae040 disp: msm: dsi: snapshot of dsi from 4.14 to 4.19
This change is a snapshot of dsi files taken of 4.14
as of commit 764f7c2 (Merge remote-tracking branch
'quic/dev/msm-4.14-display' into msm-4.14)

Change-Id: I8361a844c35a4450f7800964a8da2741676fd6c7
Signed-off-by: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
2019-07-11 12:29:10 -07:00
Yujun Zhang
b0f2e2222e disp: msm: dsi: add support for dsi dynamic clock switch
This change adds support for dynamic switching of dsi clocks
to avoid RF interference issues. Also with dynamic dsi clock
switch feature coming into picture, now populate the supported
refresh rate as list instead of providing a range. Modify the
logic to enumerate all the modes in dsi driver, taking dynamic
bit clocks, resolutions and refresh rates into account.

Change-Id: I5b6e62bc935cf2234bdd96fcb3c7537b4e735fff
Signed-off-by: Sandeep Panda <spanda@codeaurora.org>
Signed-off-by: Ritesh Kumar <riteshk@codeaurora.org>
Signed-off-by: Yujun Zhang <yujunzhang@codeaurora.org>
2019-06-05 16:06:27 +08:00
Veera Sundaram Sankaran
4d353d556e disp: msm: dsi: remove reg dump sub range
Remove the redundant register dump sub range
registration for DSI ctl/phy as it needs only
the base registration, since it is considered
as a single block.

Change-Id: I11546bfcde05d02849c53577c4546dcfa9203539
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>
2019-05-13 14:04:39 -07:00
Narendra Muppalla
3709853456 Display drivers kernel project initial snapshot
This change brings msm display driver including sde,
dp, dsi, rotator, dsi pll and dp pll from base 4.19 kernel
project. It is first source code snapshot from base kernel project.

Change-Id: Iec864c064ce5ea04e170f24414c728684002f284
Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>
2019-04-14 22:20:59 -07:00