nvidia-tegra-modules.git/drivers/platform/tegra/powergate, branch rtss22-ae NVIDIA's kernel modules to support tegra chips (used in Jetson boards) powergate: remove unnecessary WAR of audio 2019-08-05T21:12:46+00:00 Taylor Xiao txiao@nvidia.com 2019-08-01T07:04:36+00:00 a081d76866293045bc7fd0aa98794183b6a55a23 For t210, audio module need to be powered on at very early system boot, but the powergate module is not ready at that time, so the WAR is that we power on the audio module first and then set the unpowergate refcount to "1" without unpowergating it during the init of powergate module. Due to without unpowergating, there would be a mismatch, the counter maintained by BPMP FW wouldn't indicated the real status of audio power domain. Due to the update of AGIC, dont need this WAR any more, remove it. Bug 2000015 Change-Id: I4b914f5f9b9e96696d273dee86bbb0fd440ea4c0 Signed-off-by: Taylor Xiao <txiao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2153911 Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com> Reviewed-by: Uday Gupta <udayg@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Dipesh Gandhi <dipeshg@nvidia.com> Reviewed-by: Timo Alho <talho@nvidia.com> Reviewed-by: Mohan Kumar D <mkumard@nvidia.com> Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com> Reviewed-by: Phoenix Jung <pjung@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
For t210, audio module need to be powered on at very early system boot,
but the powergate module is not ready at that time, so the WAR is that
we power on the audio module first and then set the unpowergate refcount
to "1" without unpowergating it during the init of powergate module. Due
to without unpowergating, there would be a mismatch, the counter maintained
by BPMP FW wouldn't indicated the real status of audio power domain.

Due to the update of AGIC, dont need this WAR any more, remove it.

Bug 2000015

Change-Id: I4b914f5f9b9e96696d273dee86bbb0fd440ea4c0
Signed-off-by: Taylor Xiao <txiao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2153911
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
Reviewed-by: Uday Gupta <udayg@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Dipesh Gandhi <dipeshg@nvidia.com>
Reviewed-by: Timo Alho <talho@nvidia.com>
Reviewed-by: Mohan Kumar D <mkumard@nvidia.com>
Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com>
Reviewed-by: Phoenix Jung <pjung@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: powergate: deprecate with_clk_[on|off] API 2018-03-10T00:37:42+00:00 Timo Alho talho@nvidia.com 2018-01-19T15:05:17+00:00 0450a48c94b91abf1b4e13fbaeefe4f25ef245c1 Remove powergate API with_clk_[on|off] functionality from kernel 4.9 and newer versions. As t19x is only supported with k4.9 and newer, the functions can be removed. For t18x put the functions behind version specific #ifdefs. Bug 2022680 Bug 1853511 Change-Id: Ic138fa8e99a4109650bb3ab7fd562150fe62ee53 Signed-off-by: Timo Alho <talho@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1642361 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Remove powergate API with_clk_[on|off] functionality from kernel 4.9
and newer versions. As t19x is only supported with k4.9 and newer, the
functions can be removed. For t18x put the functions behind version
specific #ifdefs.

Bug 2022680
Bug 1853511

Change-Id: Ic138fa8e99a4109650bb3ab7fd562150fe62ee53
Signed-off-by: Timo Alho <talho@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1642361
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: powergate: guard pm_genpd_remove() 2018-01-11T14:40:34+00:00 Timo Alho talho@nvidia.com 2017-11-27T09:34:32+00:00 c9f45cb3f3ab7b0fe266cd179ddd312213594877 Guard pm_genpd_remove() with kernel version ifdef to allow driver to work also on kernel-4.4 Bug 200325739 Change-Id: I047bd4d597dfb609edab8e2d7699c3aaa4b2853f Signed-off-by: Timo Alho <talho@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1635550 GVS: Gerrit_Virtual_Submit Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Guard pm_genpd_remove() with kernel version ifdef to allow driver to
work also on kernel-4.4

Bug 200325739

Change-Id: I047bd4d597dfb609edab8e2d7699c3aaa4b2853f
Signed-off-by: Timo Alho <talho@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1635550
GVS: Gerrit_Virtual_Submit
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra: powergate: Prevent duplicate genpd registration 2018-01-11T09:08:09+00:00 Mikko Perttunen mperttunen@nvidia.com 2017-03-01T11:49:23+00:00 d9b466c3173bccafb0eb1fb1fbce5a3ab87d33ef The legacy codepath in bpmp-powergate would register each powerdomain once for each user in the device tree. Add a check to ensure that each power domain is only registered once. Jira HOSTX-183 Change-Id: Icdb67a895c36ffb839a9404a09034721c397f57e Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> Reviewed-on: http://git-master/r/1313225 Reviewed-by: Arto Merilainen <amerilainen@nvidia.com> 
The legacy codepath in bpmp-powergate would register each
powerdomain once for each user in the device tree. Add
a check to ensure that each power domain is only registered
once.

Jira HOSTX-183

Change-Id: Icdb67a895c36ffb839a9404a09034721c397f57e
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-on: http://git-master/r/1313225
Reviewed-by: Arto Merilainen <amerilainen@nvidia.com>
firmware: tegra: add soc/tegra/tegra_powergate.h 2018-01-11T09:08:08+00:00 Sivaram Nair sivaramn@nvidia.com 2016-12-29T21:51:18+00:00 e23ad99ff926be8d9f6c40f133e3dbc324c58202 tegra_bpmp_init_powergate() is implemented by the tegra bpmp power gate driver. Therefore, it is not appropriate that the function is declared in bpmp.h (bpmp driver's private header). Add a new soc header to park this function and modify existing includes to apply this change. Bug 200257382 Change-Id: I1db57dd7b1d30c5537d331700ba47c83cfd5ba9f Signed-off-by: Sivaram Nair <sivaramn@nvidia.com> Reviewed-on: http://git-master/r/1278384 
tegra_bpmp_init_powergate() is implemented by the tegra bpmp power gate
driver. Therefore, it is not appropriate that the function is declared
in bpmp.h (bpmp driver's private header). Add a new soc header to park
this function and modify existing includes to apply this change.

Bug 200257382

Change-Id: I1db57dd7b1d30c5537d331700ba47c83cfd5ba9f
Signed-off-by: Sivaram Nair <sivaramn@nvidia.com>
Reviewed-on: http://git-master/r/1278384
tegra: powergate: Remove unnecessary kernel version ifdef 2018-01-11T09:08:06+00:00 Mikko Perttunen mperttunen@nvidia.com 2016-12-29T09:32:21+00:00 2d5870f7c7098870ca051e595b51d85898eb3de6 The BPMP power domain provider, as cherry picked, contains a check for if the kernel version is 4.9 or newer. In this repository, that is always the case, so remove the ifdef. Change-Id: I968a738d137ea10b26d6cf2820d39947a594c4a4 Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> Reviewed-on: http://git-master/r/1278136 Reviewed-by: Stefan Kristiansson <stefank@nvidia.com> 
The BPMP power domain provider, as cherry picked, contains
a check for if the kernel version is 4.9 or newer. In this
repository, that is always the case, so remove the ifdef.

Change-Id: I968a738d137ea10b26d6cf2820d39947a594c4a4
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-on: http://git-master/r/1278136
Reviewed-by: Stefan Kristiansson <stefank@nvidia.com>
tegra: powergate: add BPMP based power domain provider 2018-01-11T09:08:06+00:00 Stefan Kristiansson stefank@nvidia.com 2016-12-19T12:22:57+00:00 e52c6f59d454c224d0030d816834a75b31a380ca This adds a generic_pm_domain provider by using the services provided by BPMP. As a final goal, it is meant to fully replace the tegra powergate framework on chips with bpmp support. In the meanwhile, to be able to live alongside the tegra powergate framework, it only registers the domains that reference this driver through the device tree, instead of registering all domains that BPMP controls. Bug 1853511 Change-Id: I25292885905d3d7b60848df635c15384aa612757 Signed-off-by: Stefan Kristiansson <stefank@nvidia.com> Reviewed-on: http://git-master/r/1273521 (cherry picked from commit a58cf4accfe0821770df53f7a01da94e2286fb72) Reviewed-on: http://git-master/r/1275999 Reviewed-by: Timo Alho <talho@nvidia.com> Tested-by: Timo Alho <talho@nvidia.com> Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> 
This adds a generic_pm_domain provider by using the services
provided by BPMP.

As a final goal, it is meant to fully replace the tegra
powergate framework on chips with bpmp support.

In the meanwhile, to be able to live alongside the tegra powergate
framework, it only registers the domains that reference this driver
through the device tree, instead of registering all domains that BPMP
controls.

Bug 1853511

Change-Id: I25292885905d3d7b60848df635c15384aa612757
Signed-off-by: Stefan Kristiansson <stefank@nvidia.com>
Reviewed-on: http://git-master/r/1273521
(cherry picked from commit a58cf4accfe0821770df53f7a01da94e2286fb72)
Reviewed-on: http://git-master/r/1275999
Reviewed-by: Timo Alho <talho@nvidia.com>
Tested-by: Timo Alho <talho@nvidia.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Merge remote-tracking branch 'remotes/origin/dev/linux-t19x' into linux-nvidia 2017-11-16T07:44:33+00:00 Deepak Nibade dnibade@nvidia.com 2017-11-16T07:34:20+00:00 7047764bbc20ff8d839b646ad31bb4a9f97a243a Bug 200363166 Change-Id: Id0fcee1cc01fe1648afe7e3f2d44f820563898ca Signed-off-by: Deepak Nibade <dnibade@nvidia.com> 
Bug 200363166

Change-Id: Id0fcee1cc01fe1648afe7e3f2d44f820563898ca
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
t19x: use kernel overlay features 2017-10-29T18:00:47+00:00 Stephen Warren swarren@nvidia.com 2017-09-14T16:50:22+00:00 771dac969c71d1875803d79a40be4cb154874ee8 Update all Kconfig files and Makefiles to rely on the kernel overlay feature. In particular, don't include any Kconfig files or Makefiles from other overlays. -I directives in CFLAGS are not yet cleaned up. Bug 1978395 Change-Id: I5ee70b91c5137dd8b36e0adb56a0763fbf2cb123 Signed-off-by: Stephen Warren <swarren@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1561188 GVS: Gerrit_Virtual_Submit Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Update all Kconfig files and Makefiles to rely on the kernel overlay
feature. In particular, don't include any Kconfig files or Makefiles
from other overlays. -I directives in CFLAGS are not yet cleaned up.

Bug 1978395

Change-Id: I5ee70b91c5137dd8b36e0adb56a0763fbf2cb123
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1561188
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
nvidia: use kernel overlay features 2017-10-29T18:00:42+00:00 Stephen Warren swarren@nvidia.com 2017-09-14T16:51:18+00:00 20bb0324e532863cafc5dc41e8cd5a6ec28413d8 Update all Kconfig files and Makefiles to rely on the kernel overlay feature. In particular, don't include any Kconfig files or Makefiles from other overlays. -I directives in CFLAGS are not yet cleaned up. Bug 1978395 Change-Id: I425d37d55f8ea61fb3a082a1504f994ff30cec03 Signed-off-by: Stephen Warren <swarren@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1561187 Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Update all Kconfig files and Makefiles to rely on the kernel overlay
feature. In particular, don't include any Kconfig files or Makefiles
from other overlays. -I directives in CFLAGS are not yet cleaned up.

Bug 1978395

Change-Id: I425d37d55f8ea61fb3a082a1504f994ff30cec03
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1561187
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>