On Sat, Nov 11, 2023 at 08:03:00AM +0530, Mrinmay Sarkar wrote: > Add support for Qualcomm Snapdragon SA8775P SoC to the EPF driver. > SA8775P is currently reusing the PID 0x0306 (the default one hardcoded > in the config space header) as the unique PID is not yet allocated. > But the host side stack works fine with the default PID. It will get > updated once the PID is finalized. Currently, it has no fixed PCI class, > so it is being advertised as "PCI_CLASS_OTHERS". > > Signed-off-by: Mrinmay Sarkar <quic_msarkar@xxxxxxxxxxx> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx> - Mani > --- > drivers/pci/endpoint/functions/pci-epf-mhi.c | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > > diff --git a/drivers/pci/endpoint/functions/pci-epf-mhi.c b/drivers/pci/endpoint/functions/pci-epf-mhi.c > index 5b0515a..68801c2 100644 > --- a/drivers/pci/endpoint/functions/pci-epf-mhi.c > +++ b/drivers/pci/endpoint/functions/pci-epf-mhi.c > @@ -114,6 +114,22 @@ static const struct pci_epf_mhi_ep_info sm8450_info = { > .flags = MHI_EPF_USE_DMA, > }; > > +static struct pci_epf_header sa8775p_header = { > + .vendorid = PCI_VENDOR_ID_QCOM, > + .deviceid = 0x0306, /* FIXME: Update deviceid for sa8775p EP */ > + .baseclass_code = PCI_CLASS_OTHERS, > + .interrupt_pin = PCI_INTERRUPT_INTA, > +}; > + > +static const struct pci_epf_mhi_ep_info sa8775p_info = { > + .config = &mhi_v1_config, > + .epf_header = &sa8775p_header, > + .bar_num = BAR_0, > + .epf_flags = PCI_BASE_ADDRESS_MEM_TYPE_32, > + .msi_count = 32, > + .mru = 0x8000, > +}; > + > struct pci_epf_mhi { > const struct pci_epc_features *epc_features; > const struct pci_epf_mhi_ep_info *info; > @@ -677,6 +693,7 @@ static int pci_epf_mhi_probe(struct pci_epf *epf, > } > > static const struct pci_epf_device_id pci_epf_mhi_ids[] = { > + { .name = "pci_epf_mhi_sa8775p", .driver_data = (kernel_ulong_t)&sa8775p_info }, > { .name = "pci_epf_mhi_sdx55", .driver_data = (kernel_ulong_t)&sdx55_info }, > { .name = "pci_epf_mhi_sm8450", .driver_data = (kernel_ulong_t)&sm8450_info }, > {}, > -- > 2.7.4 > -- மணிவண்ணன் சதாசிவம்