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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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10
drivers/misc/cxl/cxl.h
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@@ -623,14 +623,6 @@ struct cxl_context {
struct rcu_head rcu;
/*
* Only used when more interrupts are allocated via
* pci_enable_msix_range than are supported in the default context, to
* use additional contexts to overcome the limitation. i.e. Mellanox
* CX4 only:
*/
struct list_head extra_irq_contexts;
struct mm_struct *mm;
u16 tidr;
@@ -878,13 +870,11 @@ ssize_t cxl_pci_afu_read_err_buffer(struct cxl_afu *afu, char *buf,
/* Internal functions wrapped in cxl_base to allow PHB to call them */
bool _cxl_pci_associate_default_context(struct pci_dev *dev, struct cxl_afu *afu);
void _cxl_pci_disable_device(struct pci_dev *dev);
int _cxl_next_msi_hwirq(struct pci_dev *pdev, struct cxl_context **ctx, int *afu_irq);
struct cxl_calls {
void (*cxl_slbia)(struct mm_struct *mm);
bool (*cxl_pci_associate_default_context)(struct pci_dev *dev, struct cxl_afu *afu);
void (*cxl_pci_disable_device)(struct pci_dev *dev);
int (*cxl_next_msi_hwirq)(struct pci_dev *pdev, struct cxl_context **ctx, int *afu_irq);
struct module *owner;
};