[PATCH 2/3] misc: fastrpc: Add support for cdsp1 remoteproc

From: srinivas . kandagatla
Date: Mon Sep 02 2024 - 10:19:00 EST


From: Ling Xu <quic_lxu5@xxxxxxxxxxx>

The fastrpc supports 4 remoteproc. There are some products which
support cdsp1 remoteproc. Add changes to support cdsp1 remoteproc.

Signed-off-by: Ling Xu <quic_lxu5@xxxxxxxxxxx>
[Bartosz: ported to mainline]
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
drivers/misc/fastrpc.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 878a6746f994..3db1c65d7a12 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -27,7 +27,8 @@
#define MDSP_DOMAIN_ID (1)
#define SDSP_DOMAIN_ID (2)
#define CDSP_DOMAIN_ID (3)
-#define FASTRPC_DEV_MAX 4 /* adsp, mdsp, slpi, cdsp*/
+#define CDSP1_DOMAIN_ID (4)
+#define FASTRPC_DEV_MAX 5 /* adsp, mdsp, slpi, cdsp, cdsp1 */
#define FASTRPC_MAX_SESSIONS 14
#define FASTRPC_MAX_VMIDS 16
#define FASTRPC_ALIGN 128
@@ -106,7 +107,7 @@
#define miscdev_to_fdevice(d) container_of(d, struct fastrpc_device, miscdev)

static const char *domains[FASTRPC_DEV_MAX] = { "adsp", "mdsp",
- "sdsp", "cdsp"};
+ "sdsp", "cdsp", "cdsp1" };
struct fastrpc_phy_page {
u64 addr; /* physical address */
u64 size; /* size of contiguous region */
@@ -2285,7 +2286,7 @@ static int fastrpc_rpmsg_probe(struct rpmsg_device *rpdev)
return err;
}

- for (i = 0; i <= CDSP_DOMAIN_ID; i++) {
+ for (i = 0; i < FASTRPC_DEV_MAX; i++) {
if (!strcmp(domains[i], domain)) {
domain_id = i;
break;
@@ -2343,13 +2344,14 @@ static int fastrpc_rpmsg_probe(struct rpmsg_device *rpdev)
case ADSP_DOMAIN_ID:
case MDSP_DOMAIN_ID:
case SDSP_DOMAIN_ID:
- /* Unsigned PD offloading is only supported on CDSP*/
+ /* Unsigned PD offloading is only supported on CDSP and CDSP1 */
data->unsigned_support = false;
err = fastrpc_device_register(rdev, data, secure_dsp, domains[domain_id]);
if (err)
goto fdev_error;
break;
case CDSP_DOMAIN_ID:
+ case CDSP1_DOMAIN_ID:
data->unsigned_support = true;
/* Create both device nodes so that we can allow both Signed and Unsigned PD */
err = fastrpc_device_register(rdev, data, true, domains[domain_id]);
--
2.25.1