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| author | Dmitry Osipenko <digetx@gmail.com> | 2021-12-01 00:23:15 +0100 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2021-12-16 14:07:07 +0100 |
| commit | 6b6776e2ab8ac7086cf31ad339411df7681715b7 (patch) | |
| tree | b084eddd879c84c74c8549a47335d0a40843aaf3 /drivers/gpu/host1x/dev.h | |
| parent | drm/tegra: vic: Handle tegra_drm_alloc() failure (diff) | |
| download | linux-6b6776e2ab8ac7086cf31ad339411df7681715b7.tar.xz linux-6b6776e2ab8ac7086cf31ad339411df7681715b7.zip | |
gpu: host1x: Add initial runtime PM and OPP support
Add runtime PM and OPP support to the Host1x driver. For the starter we
will keep host1x always-on because dynamic power management require a major
refactoring of the driver code since lot's of code paths are missing the
RPM handling and we're going to remove some of these paths in the future.
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30
Tested-by: Paul Fertser <fercerpav@gmail.com> # PAZ00 T20
Tested-by: Nicolas Chauvet <kwizart@gmail.com> # PAZ00 T20 and TK1 T124
Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/host1x/dev.h')
| -rw-r--r-- | drivers/gpu/host1x/dev.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/host1x/dev.h b/drivers/gpu/host1x/dev.h index 5b7fdea5d169..ca4b082f0cd4 100644 --- a/drivers/gpu/host1x/dev.h +++ b/drivers/gpu/host1x/dev.h @@ -118,7 +118,8 @@ struct host1x { struct host1x_syncpt_base *bases; struct device *dev; struct clk *clk; - struct reset_control *rst; + struct reset_control_bulk_data resets[2]; + unsigned int nresets; struct iommu_group *group; struct iommu_domain *domain; |