Enable coarse grained clockgating. This works properly now
that smc is initialized earlier than the rlc and cp.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Enable coarse grained clockgating on CIK dGPUs. This
works properly now that smc is initialized earlier than
the rlc and cp.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
We need more control over the ordering of dpm init with
respect to the rest of the asic. Specifically, the SMC
has to be initialized before the rlc and cg/pg. The pm
code currently initializes late in the driver, but we need
it to happen much earlier so move pm handling into the asic
specific callbacks.
This makes dpm more reliable and makes clockgating work
properly on CIK parts and should help on SI parts as well.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Right now it's called right after enable, but after
reworking the dpm init order, it will get called later
to accomodate loading the smc early, but enabling
thermal interrupts and block powergating later after
the ring tests are complete.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Make sure interrupts are enabled
before we enable thermal interrupts.
Also, don't powergate uvd, etc. until after
the ring tests.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Make sure interrupts are enabled
before we enable thermal interrupts.
Also, don't powergate uvd until after
the ring tests.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Need to wait to enable cg and pg until after
ring tests. Also make sure interrupts are enabled
before we enable thermal interrupts.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Need to wait to enable cg and pg until after
ring tests. Also make sure interrupts are enabled
before we enable thermal interrupts.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Certain features need to be enabled after ring tests
(e.g., powergating, etc.). Add a function pointer
to split out late enable features.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
We need to reorder the driver init sequence to better accomodate
dpm which needs to be loaded earlier in the init sequence. Move
fw init up so that it's available for dpm init.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Not very fast, but makes it possible to access even the
normally inaccessible parts of VRAM from userspace.
v2: use MM_INDEX_HI for >2GB mem access, add default_llseek
v3: set inode size in the open callback
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
We don't have the NUM_BANKS parameter, so we have to calculate it
from the other parameters. NUM_BANKS is not constant on CIK.
This fixes 2D tiling for the display engine on CIK.
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Only the render backends of the first shader engine were enabled. The others
were erroneously disabled. Enabling the other render backends improves
performance a lot.
Unigine Sanctuary on Bonaire:
Before: 15 fps
After: 90 fps
Judging from the fan noise, the GPU was also underclocked when the other
render backends were disabled, resulting in horrible performance. The fan is
a lot noisy under load now.
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
The real linux interfaces are soooo much easier on the eyes ...
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
I've killed them a long time ago in drm/i915, let's get rid of this
remnant of shared drm core days for good.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
We don't have any userspace interfaces that use HZ as a time unit, so
having our own DRM define is useless.
Remove this remnant from the shared drm core days.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Most place actually want to just check for dev->agp (most do, but a
few don't so this fixes a few potential NULL derefs). The only
exception is the agp init code which should check for the AGP driver
feature flag.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
The current values seem to be defined in a format that's specific to the
i915, gma500 and radeon drivers. To make this more generally useful, use
the values as defined in the specification.
While at it, prefix the constants with DP_ for improved namespacing.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This causes a race condition between drm_dev_unregister()
and pci_driver.shutdown at shutdown or driver unload time.
We need to revisit how to properly support kexec within
the drm.
This reverts commit 846ae41ae9.
I implemented support for this, but forget to hook
up the callback so the driver can actually use it.
On asics with a dedicated DMA engine, we use the DMA
engine for buffer migration so this is just for testing
purposes.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Replace direct inclusions of <acpi/acpi.h>, <acpi/acpi_bus.h> and
<acpi/acpi_drivers.h>, which are incorrect, with <linux/acpi.h>
inclusions and remove some inclusions of those files that aren't
necessary.
First of all, <acpi/acpi.h>, <acpi/acpi_bus.h> and <acpi/acpi_drivers.h>
should not be included directly from any files that are built for
CONFIG_ACPI unset, because that generally leads to build warnings about
undefined symbols in !CONFIG_ACPI builds. For CONFIG_ACPI set,
<linux/acpi.h> includes those files and for CONFIG_ACPI unset it
provides stub ACPI symbols to be used in that case.
Second, there are ordering dependencies between those files that always
have to be met. Namely, it is required that <acpi/acpi_bus.h> be included
prior to <acpi/acpi_drivers.h> so that the acpi_pci_root declarations the
latter depends on are always there. And <acpi/acpi.h> which provides
basic ACPICA type declarations should always be included prior to any other
ACPI headers in CONFIG_ACPI builds. That also is taken care of including
<linux/acpi.h> as appropriate.
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Tony Luck <tony.luck@intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com> (drivers/pci stuff)
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> (Xen stuff)
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
