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pcie: Enable core_deinit only when core has implemented it

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The core_deinit callback is the Nvidia internal feature
which is not upstreamed yet. Enable the call back from
OOT modules only when core have implemented this callback.

Bug 4374520

Change-Id: Iee2b92b7d70326ea3ce99ce6f6600d27f1e2896b
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3014989
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Laxman Dewangan
2023-11-12 19:17:24 +00:00
committed by mobile promotions
parent a1cc281c17
commit dc69c0b58a
3 changed files with 13 additions and 0 deletions
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3
Makefile
View File

@@ -69,6 +69,9 @@ subdir-ccflags-y += -DNV_FB_DEFERRED_IO_OPS_RENAME
# Drop the API for pcie_disable_pcie_error_reporting # Drop the API for pcie_disable_pcie_error_reporting
subdir-ccflags-y += -DNV_PCIE_DIABLE_PCIE_ERROR_REPORTING_DROP subdir-ccflags-y += -DNV_PCIE_DIABLE_PCIE_ERROR_REPORTING_DROP
# PCIE DMA EPF core deinit not implemented in core kernel
subdir-ccflags-y += -DNV_PCIE_DMA_EPF_CORE_DEINIT_NOT_AVAILABLE
# Crypto driver has major change in it ops, skip it # Crypto driver has major change in it ops, skip it
export CONFIG_SKIP_CRYPTO=y export CONFIG_SKIP_CRYPTO=y
endif endif

6
drivers/misc/nvscic2c-pcie/epf/module.c
View File

@@ -169,6 +169,7 @@ allocate_outbound_area(struct pci_epf *epf, size_t win_size,
return ret; return ret;
} }
#if !defined(NV_PCIE_DMA_EPF_CORE_DEINIT_NOT_AVAILABLE)
static void static void
clear_inbound_translation(struct pci_epf *epf) clear_inbound_translation(struct pci_epf *epf)
{ {
@@ -178,6 +179,7 @@ clear_inbound_translation(struct pci_epf *epf)
/* no api to clear epf header.*/ /* no api to clear epf header.*/
} }
#endif
static int static int
set_inbound_translation(struct pci_epf *epf) set_inbound_translation(struct pci_epf *epf)
@@ -490,6 +492,7 @@ deinit_work(struct work_struct *work)
* @DRV_MODE_EPC would have already gone then by the time * @DRV_MODE_EPC would have already gone then by the time
* struct pci_epc_event_ops.core_deinit is called. * struct pci_epc_event_ops.core_deinit is called.
*/ */
#if !defined(NV_PCIE_DMA_EPF_CORE_DEINIT_NOT_AVAILABLE)
static int static int
nvscic2c_pcie_epf_core_deinit(struct pci_epf *epf) nvscic2c_pcie_epf_core_deinit(struct pci_epf *epf)
{ {
@@ -517,6 +520,7 @@ nvscic2c_pcie_epf_core_deinit(struct pci_epf *epf)
return 0; return 0;
} }
#endif
/* Handle link message from @DRV_MODE_EPC. */ /* Handle link message from @DRV_MODE_EPC. */
static void static void
@@ -729,7 +733,9 @@ get_driverdata(const struct pci_epf_device_id *id,
static const struct pci_epc_event_ops nvscic2c_event_ops = { static const struct pci_epc_event_ops nvscic2c_event_ops = {
.core_init = nvscic2c_pcie_epf_core_init, .core_init = nvscic2c_pcie_epf_core_init,
#if !defined(NV_PCIE_DMA_EPF_CORE_DEINIT_NOT_AVAILABLE)
.core_deinit = nvscic2c_pcie_epf_core_deinit, .core_deinit = nvscic2c_pcie_epf_core_deinit,
#endif
}; };
static int static int

4
drivers/pci/endpoint/functions/pci-epf-dma-test.c
View File

@@ -164,6 +164,7 @@ static int pcie_dma_epf_core_init(struct pci_epf *epf)
return 0; return 0;
} }
#if !defined(NV_PCIE_DMA_EPF_CORE_DEINIT_NOT_AVAILABLE)
static int pcie_dma_epf_core_deinit(struct pci_epf *epf) static int pcie_dma_epf_core_deinit(struct pci_epf *epf)
{ {
struct pcie_epf_dma *epfnv = epf_get_drvdata(epf); struct pcie_epf_dma *epfnv = epf_get_drvdata(epf);
@@ -179,6 +180,7 @@ static int pcie_dma_epf_core_deinit(struct pci_epf *epf)
return 0; return 0;
} }
#endif
static void pcie_dma_epf_unbind(struct pci_epf *epf) static void pcie_dma_epf_unbind(struct pci_epf *epf)
{ {
@@ -263,7 +265,9 @@ static const struct pci_epf_device_id pcie_dma_epf_ids[] = {
static const struct pci_epc_event_ops pci_epf_dma_test_event_ops = { static const struct pci_epc_event_ops pci_epf_dma_test_event_ops = {
.core_init = pcie_dma_epf_core_init, .core_init = pcie_dma_epf_core_init,
#if !defined(NV_PCIE_DMA_EPF_CORE_DEINIT_NOT_AVAILABLE)
.core_deinit = pcie_dma_epf_core_deinit, .core_deinit = pcie_dma_epf_core_deinit,
#endif
}; };
static int pcie_dma_epf_probe(struct pci_epf *epf) static int pcie_dma_epf_probe(struct pci_epf *epf)