nva: add support for blackmagic design devicesdecklink

Not actually Nvidia hardware.

Signed-off-by: Edward O'Callaghan <funfunctor@folklore1984.net>

3 files changed, 30 insertions, 0 deletions

diff --git a/include/nva.h b/include/nva.h
index 0fc918b7..1d2f4363 100644
--- a/include/nva.h
+++ b/include/nva.h
@@ -37,6 +37,7 @@ enum nva_card_type {
 	NVA_DEVICE_APU,
 	NVA_DEVICE_SMU,
 	NVA_DEVICE_ETH,
+	NVA_DEVICE_BMD, /* BlackMagicDesign */
 };
 
 enum nva_bus_type {
diff --git a/nva/nva.c b/nva/nva.c
index 5d925730..cb019c0a 100644
--- a/nva/nva.c
+++ b/nva/nva.c
@@ -122,6 +122,10 @@ struct pci_id_match nv_eth_match[] = {
 	{0x10de, 0x0d7d, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0}, /* MCP89 */
 };
 
+struct pci_id_match nv_bmd_match[] = {
+	{0xbdbd, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0},
+};
+
 struct nva_card *nva_init_gpu(struct pci_device *dev) {
 	struct nva_card *card = calloc(sizeof *card, 1);
 	if (!card)
@@ -227,6 +231,23 @@ struct nva_card *nva_init_eth(struct pci_device *dev) {
 	return card;
 }
 
+struct nva_card *nva_init_bmd(struct pci_device *dev) {
+	struct nva_card *card = calloc(sizeof *card, 1);
+	if (!card)
+		return 0;
+	card->type = NVA_DEVICE_BMD;
+	card->bus_type = NVA_BUS_PCI;
+	card->bus.pci = dev;
+	int ret = pci_device_map_range(dev, dev->regions[0].base_addr, dev->regions[0].size, PCI_DEV_MAP_FLAG_WRITABLE, &card->bar0);
+	if (ret) {
+		fprintf (stderr, "WARN: Can't probe %04x:%02x:%02x.%x\n", dev->domain, dev->bus, dev->dev, dev->func);
+		free(card);
+		return 0;
+	}
+	card->bar0len = dev->regions[0].size;
+	return card;
+}
+
 static int check_modalias(const char *node_name) {
 	char path[PATH_MAX];
 	char buffer[255] = { 0 };
@@ -328,6 +349,7 @@ struct {
 	{ nv_smu_match, ARRAY_SIZE(nv_smu_match), nva_init_smu },
 	{ nv_apu_match, ARRAY_SIZE(nv_apu_match), nva_init_apu },
 	{ nv_eth_match, ARRAY_SIZE(nv_eth_match), nva_init_eth },
+	{ nv_bmd_match, ARRAY_SIZE(nv_bmd_match), nva_init_bmd },
 };
 
 int nva_init() {
diff --git a/nva/nvalist.c b/nva/nvalist.c
index b78e901c..363ec17a 100644
--- a/nva/nvalist.c
+++ b/nva/nvalist.c
@@ -43,6 +43,10 @@ void list_eth(struct nva_card *card) {
 	printf (" ETH\n");
 }
 
+void list_bmd(struct nva_card *card) {
+	printf (" BMD\n");
+}
+
 int main() {
 	if (nva_init()) {
 		fprintf (stderr, "PCI init failure!\n");
@@ -76,6 +80,9 @@ int main() {
 			case NVA_DEVICE_ETH:
 				list_eth(card);
 				break;
+			case NVA_DEVICE_BMD:
+				list_bmd(card);
+				break;
 			default:
 				abort();
 		}