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| author | Andy Shevchenko <[email protected]> | 2024-03-21 12:04:21 +0000 |
|---|---|---|
| committer | Vinod Koul <[email protected]> | 2024-03-28 07:11:58 +0000 |
| commit | 9140ce47872bfd89fca888c2f992faa51d20c2bc (patch) | |
| tree | 1fd607231100d2421ec82c22905f1b1e4e1e752f /drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | |
| parent | dmaengine: tegra186: Fix residual calculation (diff) | |
| download | kernel-9140ce47872bfd89fca888c2f992faa51d20c2bc.tar.gz kernel-9140ce47872bfd89fca888c2f992faa51d20c2bc.zip | |
idma64: Don't try to serve interrupts when device is powered off
When iDMA 64-bit device is powered off, the IRQ status register
is all 1:s. This is never happen in real case and signalling that
the device is simply powered off. Don't try to serve interrupts
that are not ours.
Fixes: 667dfed98615 ("dmaengine: add a driver for Intel integrated DMA 64-bit")
Reported-by: Heiner Kallweit <[email protected]>
Closes: https://lore.kernel.org/r/[email protected]
Tested-by: Heiner Kallweit <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c')
0 files changed, 0 insertions, 0 deletions