drm/nouveau/sec2: select implementation based on available firmware

This will allow for further customisation of the subdev depending on what
firmware is available.
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/include/nvkm/engine/sec2.h

 /* SPDX-License-Identifier: MIT */
 #ifndef __NVKM_SEC2_H__
 #define __NVKM_SEC2_H__
+#define nvkm_sec2(p) container_of((p), struct nvkm_sec2, engine)
 #include <core/engine.h>
 
 struct nvkm_sec2 {
+	const struct nvkm_sec2_func *func;
 	struct nvkm_engine engine;
 	u32 addr;
 

drivers/gpu/drm/nouveau/nvkm/engine/sec2/base.c

@@ -21,19 +21,11 @@
  */
 #include "priv.h"
 
+#include <core/firmware.h>
 #include <core/msgqueue.h>
 #include <subdev/top.h>
 #include <engine/falcon.h>
 
-static void *
-nvkm_sec2_dtor(struct nvkm_engine *engine)
-{
-	struct nvkm_sec2 *sec2 = nvkm_sec2(engine);
-	nvkm_msgqueue_del(&sec2->queue);
-	nvkm_falcon_del(&sec2->falcon);
-	return sec2;
-}
-
 static void
 nvkm_sec2_intr(struct nvkm_engine *engine)
 {
@@ -94,6 +86,15 @@ nvkm_sec2_fini(struct nvkm_engine *engine, bool suspend)
 	return 0;
 }
 
+static void *
+nvkm_sec2_dtor(struct nvkm_engine *engine)
+{
+	struct nvkm_sec2 *sec2 = nvkm_sec2(engine);
+	nvkm_msgqueue_del(&sec2->queue);
+	nvkm_falcon_del(&sec2->falcon);
+	return sec2;
+}
+
 static const struct nvkm_engine_func
 nvkm_sec2 = {
 	.dtor = nvkm_sec2_dtor,
@@ -103,15 +104,26 @@ nvkm_sec2 = {
 };
 
 int
-nvkm_sec2_new_(struct nvkm_device *device, int index, u32 addr,
-	       struct nvkm_sec2 **psec2)
+nvkm_sec2_new_(const struct nvkm_sec2_fwif *fwif, struct nvkm_device *device,
+	       int index, u32 addr, struct nvkm_sec2 **psec2)
 {
 	struct nvkm_sec2 *sec2;
+	int ret;
 
 	if (!(sec2 = *psec2 = kzalloc(sizeof(*sec2), GFP_KERNEL)))
 		return -ENOMEM;
 	sec2->addr = addr;
-	INIT_WORK(&sec2->work, nvkm_sec2_recv);
 
-	return nvkm_engine_ctor(&nvkm_sec2, device, index, true, &sec2->engine);
+	ret = nvkm_engine_ctor(&nvkm_sec2, device, index, true, &sec2->engine);
+	if (ret)
+		return ret;
+
+	fwif = nvkm_firmware_load(&sec2->engine.subdev, fwif, "Sec2", sec2);
+	if (IS_ERR(fwif))
+		return PTR_ERR(fwif);
+
+	sec2->func = fwif->func;
+
+	INIT_WORK(&sec2->work, nvkm_sec2_recv);
+	return 0;
 };

drivers/gpu/drm/nouveau/nvkm/engine/sec2/gp102.c

@@ -19,12 +19,66 @@
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  * DEALINGS IN THE SOFTWARE.
  */
-
 #include "priv.h"
+#include <subdev/acr.h>
+
+static const struct nvkm_acr_lsf_func
+gp102_sec2_acr_0 = {
+};
+
+const struct nvkm_sec2_func
+gp102_sec2 = {
+};
+
+MODULE_FIRMWARE("nvidia/gp102/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/sig.bin");
+
+const struct nvkm_acr_lsf_func
+gp102_sec2_acr_1 = {
+};
+
+int
+gp102_sec2_load(struct nvkm_sec2 *sec2, int ver,
+		const struct nvkm_sec2_fwif *fwif)
+{
+	return nvkm_acr_lsfw_load_sig_image_desc_v1(&sec2->engine.subdev,
+						    sec2->falcon,
+						    NVKM_ACR_LSF_SEC2, "sec2/",
+						    ver, fwif->acr);
+}
+
+MODULE_FIRMWARE("nvidia/gp102/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/sig-1.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/sig-1.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/sig-1.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/sig-1.bin");
+
+static const struct nvkm_sec2_fwif
+gp102_sec2_fwif[] = {
+	{ 1, gp102_sec2_load, &gp102_sec2, &gp102_sec2_acr_1 },
+	{ 0, gp102_sec2_load, &gp102_sec2, &gp102_sec2_acr_0 },
+	{}
+};
 
 int
-gp102_sec2_new(struct nvkm_device *device, int index,
-	       struct nvkm_sec2 **psec2)
+gp102_sec2_new(struct nvkm_device *device, int index, struct nvkm_sec2 **psec2)
 {
-	return nvkm_sec2_new_(device, index, 0, psec2);
+	return nvkm_sec2_new_(gp102_sec2_fwif, device, index, 0, psec2);
 }

drivers/gpu/drm/nouveau/nvkm/engine/sec2/gp108.c

@@ -20,9 +20,20 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 #include "priv.h"
+#include <subdev/acr.h>
+
+MODULE_FIRMWARE("nvidia/gp108/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp108/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp108/sec2/sig.bin");
+
+static const struct nvkm_sec2_fwif
+gp108_sec2_fwif[] = {
+	{ 0, gp102_sec2_load, &gp102_sec2, &gp102_sec2_acr_1 },
+	{}
+};
 
 int
 gp108_sec2_new(struct nvkm_device *device, int index, struct nvkm_sec2 **psec2)
 {
-	return nvkm_sec2_new_(device, index, 0, psec2);
+	return nvkm_sec2_new_(gp108_sec2_fwif, device, index, 0, psec2);
 }

drivers/gpu/drm/nouveau/nvkm/engine/sec2/priv.h

@@ -3,7 +3,20 @@
 #define __NVKM_SEC2_PRIV_H__
 #include <engine/sec2.h>
 
-#define nvkm_sec2(p) container_of((p), struct nvkm_sec2, engine)
+struct nvkm_sec2_func {
+};
 
-int nvkm_sec2_new_(struct nvkm_device *, int, u32 addr, struct nvkm_sec2 **);
+struct nvkm_sec2_fwif {
+	int version;
+	int (*load)(struct nvkm_sec2 *, int ver, const struct nvkm_sec2_fwif *);
+	const struct nvkm_sec2_func *func;
+	const struct nvkm_acr_lsf_func *acr;
+};
+
+int gp102_sec2_load(struct nvkm_sec2 *, int, const struct nvkm_sec2_fwif *);
+extern const struct nvkm_sec2_func gp102_sec2;
+extern const struct nvkm_acr_lsf_func gp102_sec2_acr_1;
+
+int nvkm_sec2_new_(const struct nvkm_sec2_fwif *, struct nvkm_device *,
+		   int, u32 addr, struct nvkm_sec2 **);
 #endif

drivers/gpu/drm/nouveau/nvkm/engine/sec2/tu102.c

@@ -19,15 +19,29 @@
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  * OTHER DEALINGS IN THE SOFTWARE.
  */
-
 #include "priv.h"
 
+static const struct nvkm_sec2_func
+tu102_sec2 = {
+};
+
+static int
+tu102_sec2_nofw(struct nvkm_sec2 *sec2, int ver,
+		const struct nvkm_sec2_fwif *fwif)
+{
+	return 0;
+}
+
+static const struct nvkm_sec2_fwif
+tu102_sec2_fwif[] = {
+	{ -1, tu102_sec2_nofw, &tu102_sec2 }
+};
+
 int
-tu102_sec2_new(struct nvkm_device *device, int index,
-	       struct nvkm_sec2 **psec2)
+tu102_sec2_new(struct nvkm_device *device, int index, struct nvkm_sec2 **psec2)
 {
 	/* TOP info wasn't updated on Turing to reflect the PRI
 	 * address change for some reason.  We override it here.
 	 */
-	return nvkm_sec2_new_(device, index, 0x840000, psec2);
+	return nvkm_sec2_new_(tu102_sec2_fwif, device, index, 0x840000, psec2);
 }

drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp102.c

@@ -171,30 +171,6 @@ gp102_secboot_new(struct nvkm_device *device, int index,
 }
 
 MODULE_FIRMWARE("nvidia/gp102/nvdec/scrubber.bin");
-MODULE_FIRMWARE("nvidia/gp102/sec2/desc.bin");
-MODULE_FIRMWARE("nvidia/gp102/sec2/image.bin");
-MODULE_FIRMWARE("nvidia/gp102/sec2/sig.bin");
-MODULE_FIRMWARE("nvidia/gp102/sec2/desc-1.bin");
-MODULE_FIRMWARE("nvidia/gp102/sec2/image-1.bin");
-MODULE_FIRMWARE("nvidia/gp102/sec2/sig-1.bin");
 MODULE_FIRMWARE("nvidia/gp104/nvdec/scrubber.bin");
-MODULE_FIRMWARE("nvidia/gp104/sec2/desc.bin");
-MODULE_FIRMWARE("nvidia/gp104/sec2/image.bin");
-MODULE_FIRMWARE("nvidia/gp104/sec2/sig.bin");
-MODULE_FIRMWARE("nvidia/gp104/sec2/desc-1.bin");
-MODULE_FIRMWARE("nvidia/gp104/sec2/image-1.bin");
-MODULE_FIRMWARE("nvidia/gp104/sec2/sig-1.bin");
 MODULE_FIRMWARE("nvidia/gp106/nvdec/scrubber.bin");
-MODULE_FIRMWARE("nvidia/gp106/sec2/desc.bin");
-MODULE_FIRMWARE("nvidia/gp106/sec2/image.bin");
-MODULE_FIRMWARE("nvidia/gp106/sec2/sig.bin");
-MODULE_FIRMWARE("nvidia/gp106/sec2/desc-1.bin");
-MODULE_FIRMWARE("nvidia/gp106/sec2/image-1.bin");
-MODULE_FIRMWARE("nvidia/gp106/sec2/sig-1.bin");
 MODULE_FIRMWARE("nvidia/gp107/nvdec/scrubber.bin");
-MODULE_FIRMWARE("nvidia/gp107/sec2/desc.bin");
-MODULE_FIRMWARE("nvidia/gp107/sec2/image.bin");
-MODULE_FIRMWARE("nvidia/gp107/sec2/sig.bin");
-MODULE_FIRMWARE("nvidia/gp107/sec2/desc-1.bin");
-MODULE_FIRMWARE("nvidia/gp107/sec2/image-1.bin");
-MODULE_FIRMWARE("nvidia/gp107/sec2/sig-1.bin");

drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp108.c

@@ -46,11 +46,4 @@ gp108_secboot_new(struct nvkm_device *device, int index,
 }
 
 MODULE_FIRMWARE("nvidia/gp108/nvdec/scrubber.bin");
-MODULE_FIRMWARE("nvidia/gp108/sec2/desc.bin");
-MODULE_FIRMWARE("nvidia/gp108/sec2/image.bin");
-MODULE_FIRMWARE("nvidia/gp108/sec2/sig.bin");
-
 MODULE_FIRMWARE("nvidia/gv100/nvdec/scrubber.bin");
-MODULE_FIRMWARE("nvidia/gv100/sec2/desc.bin");
-MODULE_FIRMWARE("nvidia/gv100/sec2/image.bin");
-MODULE_FIRMWARE("nvidia/gv100/sec2/sig.bin");