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Revert "cxl: Add preliminary workaround for CX4 interrupt limitation"

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Remove abandonned capi support for the Mellanox CX4.

This reverts commit cbce0917e2.

Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Alastair D'Silva
2018-06-28 12:05:02 +02:00
committed by Michael Ellerman
parent 0cfd7335d1
commit 17d2903938
6 changed files with 0 additions and 64 deletions
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20
include/misc/cxl.h
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@@ -183,26 +183,6 @@ void cxl_psa_unmap(void __iomem *addr);
/* Get the process element for this context */
int cxl_process_element(struct cxl_context *ctx);
/*
* Limit the number of interrupts that a single context can allocate via
* cxl_start_work. If using the api with a real phb, this may be used to
* request that additional default contexts be created when allocating
* interrupts via pci_enable_msix_range. These will be set to the same running
* state as the default context, and if that is running it will reuse the
* parameters previously passed to cxl_start_context for the default context.
*/
int cxl_set_max_irqs_per_process(struct pci_dev *dev, int irqs);
int cxl_get_max_irqs_per_process(struct pci_dev *dev);
/*
* Use to simultaneously iterate over hardware interrupt numbers, contexts and
* afu interrupt numbers allocated for the device via pci_enable_msix_range and
* is a useful convenience function when working with hardware that has
* limitations on the number of interrupts per process. *ctx and *afu_irq
* should be NULL and 0 to start the iteration.
*/
int cxl_next_msi_hwirq(struct pci_dev *pdev, struct cxl_context **ctx, int *afu_irq);
/*
* These calls allow drivers to create their own file descriptors and make them
* identical to the cxl file descriptor user API. An example use case: