@@ -213,7 +213,7 @@ struct npc_kpu_profile_cam {
u16 dp1_mask;
u16 dp2;
u16 dp2_mask;
-};
+} __packed;
struct npc_kpu_profile_action {
u8 errlev;
@@ -233,13 +233,13 @@ struct npc_kpu_profile_action {
u8 mask;
u8 right;
u8 shift;
-};
+} __packed;
struct npc_kpu_profile {
int cam_entries;
int action_entries;
- const struct npc_kpu_profile_cam *cam;
- const struct npc_kpu_profile_action *action;
+ struct npc_kpu_profile_cam *cam;
+ struct npc_kpu_profile_action *action;
};
/* NPC KPU register formats */
@@ -445,6 +445,15 @@ struct npc_mcam_kex {
u64 intf_ld_flags[NPC_MAX_INTF][NPC_MAX_LD][NPC_MAX_LFL];
} __packed;
+struct npc_kpu_fwdata {
+ int entries;
+ /* What follows is:
+ * struct npc_kpu_profile_cam[entries];
+ * struct npc_kpu_profile_action[entries];
+ */
+ u8 data[0];
+} __packed;
+
struct npc_lt_def {
u8 ltype_mask;
u8 ltype_match;
@@ -478,6 +487,33 @@ struct npc_lt_def_cfg {
struct npc_lt_def pck_iip4;
};
+/* Loadable KPU profile firmware data */
+struct npc_kpu_profile_fwdata {
+#define KPU_SIGN 0x00666f727075706b
+#define KPU_NAME_LEN 32
+/** Maximum number of custom KPU entries supported by the built-in profile. */
+#define KPU_MAX_CST_ENT 2
+ /* KPU Profle Header */
+ u64 signature; /* "kpuprof\0" (8 bytes/ASCII characters) */
+ u8 name[KPU_NAME_LEN]; /* KPU Profile name */
+ u64 version; /* KPU profile version */
+ u8 kpus;
+ u8 reserved[7];
+
+ /* Default MKEX profile to be used with this KPU profile. May be
+ * overridden with mkex_profile module parameter. Format is same as for
+ * the MKEX profile to streamline processing.
+ */
+ struct npc_mcam_kex mkex;
+ /* LTYPE values for specific HW offloaded protocols. */
+ struct npc_lt_def_cfg lt_def;
+ /* Dynamically sized data:
+ * Custom KPU CAM and ACTION configuration entries.
+ * struct npc_kpu_fwdata kpu[kpus];
+ */
+ u8 data[0];
+} __packed;
+
struct rvu_npc_mcam_rule {
struct flow_msg packet;
struct flow_msg mask;
@@ -11,7 +11,10 @@
#ifndef NPC_PROFILE_H
#define NPC_PROFILE_H
-#define NPC_KPU_PROFILE_VER 0x0000000100050000
+#define NPC_KPU_PROFILE_VER 0x0000000100050000
+#define NPC_KPU_VER_MAJ(ver) (u16()(((ver) >> 32) & 0xFFFF))
+#define NPC_KPU_VER_MIN(ver) ((u16)(((ver) >> 16) & 0xFFFF))
+#define NPC_KPU_VER_PATCH(ver) ((u16)((ver) & 0xFFFF))
#define NPC_IH_W 0x8000
#define NPC_IH_UTAG 0x2000
@@ -442,7 +445,28 @@ enum NPC_ERRLEV_E {
NPC_ERRLEV_ENUM_LAST = 16,
};
-static const struct npc_kpu_profile_action ikpu_action_entries[] = {
+#define NPC_KPU_NOP_CAM \
+ { \
+ NPC_S_NA, 0xff, \
+ 0x0000, \
+ 0x0000, \
+ 0x0000, \
+ 0x0000, \
+ 0x0000, \
+ 0x0000, \
+ }
+
+#define NPC_KPU_NOP_ACTION \
+ { \
+ NPC_ERRLEV_RE, NPC_EC_NOERR, \
+ 0, 0, 0, 0, 0, \
+ NPC_S_NA, 0, 0, \
+ NPC_LID_LA, NPC_LT_NA, \
+ 0, \
+ 0, 0, 0, 0, \
+ }
+
+static struct npc_kpu_profile_action ikpu_action_entries[] = {
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
12, 16, 20, 0, 0,
@@ -1021,7 +1045,9 @@ static const struct npc_kpu_profile_action ikpu_action_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu1_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu1_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU1_ETHER, 0xff,
NPC_ETYPE_IP,
@@ -1699,7 +1725,9 @@ static const struct npc_kpu_profile_cam kpu1_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu2_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu2_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU2_CTAG, 0xff,
NPC_ETYPE_IP,
@@ -2827,7 +2855,9 @@ static const struct npc_kpu_profile_cam kpu2_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu3_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu3_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU3_CTAG, 0xff,
NPC_ETYPE_IP,
@@ -3946,7 +3976,9 @@ static const struct npc_kpu_profile_cam kpu3_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu4_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu4_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU4_MPLS, 0xff,
NPC_MPLS_S,
@@ -4102,7 +4134,9 @@ static const struct npc_kpu_profile_cam kpu4_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu5_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu5_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU5_IP, 0xff,
0x0000,
@@ -4672,7 +4706,9 @@ static const struct npc_kpu_profile_cam kpu5_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu6_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu6_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU6_IP6_EXT, 0xff,
0x0000,
@@ -5017,7 +5053,9 @@ static const struct npc_kpu_profile_cam kpu6_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu7_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu7_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU7_IP6_EXT, 0xff,
0x0000,
@@ -5236,7 +5274,9 @@ static const struct npc_kpu_profile_cam kpu7_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu8_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu8_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU8_TCP, 0xff,
0x0000,
@@ -5977,7 +6017,9 @@ static const struct npc_kpu_profile_cam kpu8_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu9_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu9_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU9_TU_MPLS_IN_GRE, 0xff,
NPC_MPLS_S,
@@ -6448,7 +6490,9 @@ static const struct npc_kpu_profile_cam kpu9_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu10_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu10_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU10_TU_MPLS, 0xff,
NPC_MPLS_S,
@@ -6613,7 +6657,9 @@ static const struct npc_kpu_profile_cam kpu10_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu11_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu11_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU11_TU_ETHER, 0xff,
NPC_ETYPE_IP,
@@ -6922,7 +6968,9 @@ static const struct npc_kpu_profile_cam kpu11_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu12_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu12_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU12_TU_IP, 0xff,
NPC_IPNH_TCP,
@@ -7177,7 +7225,9 @@ static const struct npc_kpu_profile_cam kpu12_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu13_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu13_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU13_TU_IP6_EXT, 0xff,
0x0000,
@@ -7189,7 +7239,9 @@ static const struct npc_kpu_profile_cam kpu13_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu14_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu14_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU14_TU_IP6_EXT, 0xff,
0x0000,
@@ -7201,7 +7253,9 @@ static const struct npc_kpu_profile_cam kpu14_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu15_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu15_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU15_TU_TCP, 0xff,
0x0000,
@@ -7402,7 +7456,9 @@ static const struct npc_kpu_profile_cam kpu15_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_cam kpu16_cam_entries[] = {
+static struct npc_kpu_profile_cam kpu16_cam_entries[] = {
+ NPC_KPU_NOP_CAM,
+ NPC_KPU_NOP_CAM,
{
NPC_S_KPU16_TCP_DATA, 0xff,
0x0000,
@@ -7459,7 +7515,9 @@ static const struct npc_kpu_profile_cam kpu16_cam_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu1_action_entries[] = {
+static struct npc_kpu_profile_action kpu1_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
8, 0, 6, 3, 0,
@@ -8084,7 +8142,9 @@ static const struct npc_kpu_profile_action kpu1_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu2_action_entries[] = {
+static struct npc_kpu_profile_action kpu2_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
8, 0, 6, 2, 0,
@@ -9087,7 +9147,9 @@ static const struct npc_kpu_profile_action kpu2_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu3_action_entries[] = {
+static struct npc_kpu_profile_action kpu3_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
8, 0, 6, 1, 0,
@@ -10082,7 +10144,9 @@ static const struct npc_kpu_profile_action kpu3_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu4_action_entries[] = {
+static struct npc_kpu_profile_action kpu4_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
0, 0, 0, 0, 0,
@@ -10221,7 +10285,9 @@ static const struct npc_kpu_profile_action kpu4_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu5_action_entries[] = {
+static struct npc_kpu_profile_action kpu5_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_LC, NPC_EC_IP_TTL_0,
0, 0, 0, 0, 1,
@@ -10728,7 +10794,9 @@ static const struct npc_kpu_profile_action kpu5_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu6_action_entries[] = {
+static struct npc_kpu_profile_action kpu6_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
0, 0, 0, 0, 1,
@@ -11035,7 +11103,9 @@ static const struct npc_kpu_profile_action kpu6_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu7_action_entries[] = {
+static struct npc_kpu_profile_action kpu7_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
0, 0, 0, 0, 1,
@@ -11230,7 +11300,9 @@ static const struct npc_kpu_profile_action kpu7_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu8_action_entries[] = {
+static struct npc_kpu_profile_action kpu8_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_LD, NPC_EC_TCP_FLAGS_FIN_ONLY,
0, 0, 0, 0, 1,
@@ -11889,7 +11961,9 @@ static const struct npc_kpu_profile_action kpu8_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu9_action_entries[] = {
+static struct npc_kpu_profile_action kpu9_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
0, 0, 0, 0, 0,
@@ -12308,7 +12382,9 @@ static const struct npc_kpu_profile_action kpu9_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu10_action_entries[] = {
+static struct npc_kpu_profile_action kpu10_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
8, 0, 6, 1, 0,
@@ -12455,7 +12531,9 @@ static const struct npc_kpu_profile_action kpu10_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu11_action_entries[] = {
+static struct npc_kpu_profile_action kpu11_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
8, 0, 6, 0, 0,
@@ -12730,7 +12808,9 @@ static const struct npc_kpu_profile_action kpu11_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu12_action_entries[] = {
+static struct npc_kpu_profile_action kpu12_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
2, 12, 0, 2, 0,
@@ -12957,7 +13037,9 @@ static const struct npc_kpu_profile_action kpu12_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu13_action_entries[] = {
+static struct npc_kpu_profile_action kpu13_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
0, 0, 0, 0, 1,
@@ -12968,7 +13050,9 @@ static const struct npc_kpu_profile_action kpu13_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu14_action_entries[] = {
+static struct npc_kpu_profile_action kpu14_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
0, 0, 0, 0, 1,
@@ -12979,7 +13063,9 @@ static const struct npc_kpu_profile_action kpu14_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu15_action_entries[] = {
+static struct npc_kpu_profile_action kpu15_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_LG, NPC_EC_TCP_FLAGS_FIN_ONLY,
0, 0, 0, 0, 1,
@@ -13158,7 +13244,9 @@ static const struct npc_kpu_profile_action kpu15_action_entries[] = {
},
};
-static const struct npc_kpu_profile_action kpu16_action_entries[] = {
+static struct npc_kpu_profile_action kpu16_action_entries[] = {
+ NPC_KPU_NOP_ACTION,
+ NPC_KPU_NOP_ACTION,
{
NPC_ERRLEV_RE, NPC_EC_NOERR,
0, 0, 0, 0, 1,
@@ -57,6 +57,10 @@ static char *mkex_profile; /* MKEX profile name */
module_param(mkex_profile, charp, 0000);
MODULE_PARM_DESC(mkex_profile, "MKEX profile name string");
+static char *kpu_profile; /* KPU profile name */
+module_param(kpu_profile, charp, 0000);
+MODULE_PARM_DESC(kpu_profile, "KPU profile name string");
+
static void rvu_setup_hw_capabilities(struct rvu *rvu)
{
struct rvu_hwinfo *hw = rvu->hw;
@@ -2842,6 +2846,8 @@ static void rvu_update_module_params(struct rvu *rvu)
strscpy(rvu->mkex_pfl_name,
mkex_profile ? mkex_profile : default_pfl_name, MKEX_NAME_LEN);
+ strscpy(rvu->kpu_pfl_name,
+ kpu_profile ? kpu_profile : default_pfl_name, KPU_NAME_LEN);
}
static int rvu_probe(struct pci_dev *pdev, const struct pci_device_id *id)
@@ -386,6 +386,7 @@ struct npc_kpu_profile_adapter {
const struct npc_kpu_profile_action *ikpu; /* array[pkinds] */
const struct npc_kpu_profile *kpu; /* array[kpus] */
struct npc_mcam_kex *mkex;
+ bool custom;
size_t pkinds;
size_t kpus;
};
@@ -435,9 +436,12 @@ struct rvu {
struct mutex cgx_cfg_lock; /* serialize cgx configuration */
char mkex_pfl_name[MKEX_NAME_LEN]; /* Configured MKEX profile name */
+ char kpu_pfl_name[KPU_NAME_LEN]; /* Configured KPU profile name */
/* Firmware data */
struct rvu_fwdata *fwdata;
+ void *kpu_fwdata;
+ size_t kpu_fwdata_sz;
/* NPC KPU data */
struct npc_kpu_profile_adapter kpu;
@@ -1145,7 +1145,8 @@ static void npc_load_mkex_profile(struct rvu *rvu, int blkaddr,
u64 prfl_addr, prfl_sz;
/* If user not selected mkex profile */
- if (!strncmp(mkex_profile, def_pfl_name, MKEX_NAME_LEN))
+ if (rvu->kpu_fwdata_sz ||
+ !strncmp(mkex_profile, def_pfl_name, MKEX_NAME_LEN))
goto program_mkex;
if (!rvu->fwdata)
@@ -1263,6 +1264,7 @@ static void npc_program_kpu_profile(struct rvu *rvu, int blkaddr, int kpu,
const struct npc_kpu_profile *profile)
{
int entry, num_entries, max_entries;
+ u64 entry_mask;
if (profile->cam_entries != profile->action_entries) {
dev_err(rvu->dev,
@@ -1286,8 +1288,12 @@ static void npc_program_kpu_profile(struct rvu *rvu, int blkaddr, int kpu,
/* Enable all programmed entries */
num_entries = min_t(int, profile->action_entries, profile->cam_entries);
+ entry_mask = enable_mask(num_entries);
+ /* Disable first KPU_MAX_CST_ENT entries for built-in profile */
+ if (!rvu->kpu.custom)
+ entry_mask |= GENMASK_ULL(KPU_MAX_CST_ENT - 1, 0);
rvu_write64(rvu, blkaddr,
- NPC_AF_KPUX_ENTRY_DISX(kpu, 0), enable_mask(num_entries));
+ NPC_AF_KPUX_ENTRY_DISX(kpu, 0), entry_mask);
if (num_entries > 64) {
rvu_write64(rvu, blkaddr,
NPC_AF_KPUX_ENTRY_DISX(kpu, 1),
@@ -1300,6 +1306,7 @@ static void npc_program_kpu_profile(struct rvu *rvu, int blkaddr, int kpu,
static int npc_prepare_default_kpu(struct npc_kpu_profile_adapter *profile)
{
+ profile->custom = 0;
profile->name = def_pfl_name;
profile->version = NPC_KPU_PROFILE_VER;
profile->ikpu = ikpu_action_entries;
@@ -1312,10 +1319,114 @@ static int npc_prepare_default_kpu(struct npc_kpu_profile_adapter *profile)
return 0;
}
+static int npc_apply_custom_kpu(struct rvu *rvu,
+ struct npc_kpu_profile_adapter *profile)
+{
+ size_t hdr_sz = sizeof(struct npc_kpu_profile_fwdata), offset = 0;
+ struct npc_kpu_profile_fwdata *fw = rvu->kpu_fwdata;
+ struct npc_kpu_profile_action *action;
+ struct npc_kpu_profile_cam *cam;
+ struct npc_kpu_fwdata *fw_kpu;
+ int entries;
+ u16 kpu, entry;
+
+ if (rvu->kpu_fwdata_sz < hdr_sz) {
+ dev_warn(rvu->dev, "Invalid KPU profile size\n");
+ return -EINVAL;
+ }
+ if (le64_to_cpu(fw->signature) != KPU_SIGN) {
+ dev_warn(rvu->dev, "Invalid KPU profile signature %llx\n",
+ fw->signature);
+ return -EINVAL;
+ }
+ /* Verify if the using known profile structure */
+ if (NPC_KPU_VER_MAJ(profile->version) >
+ NPC_KPU_VER_MAJ(NPC_KPU_PROFILE_VER)) {
+ dev_warn(rvu->dev, "Not supported Major version: %d > %d\n",
+ NPC_KPU_VER_MAJ(profile->version),
+ NPC_KPU_VER_MAJ(NPC_KPU_PROFILE_VER));
+ return -EINVAL;
+ }
+ /* Verify if profile fits the HW */
+ if (fw->kpus > profile->kpus) {
+ dev_warn(rvu->dev, "Not enough KPUs: %d > %ld\n", fw->kpus,
+ profile->kpus);
+ return -EINVAL;
+ }
+
+ profile->custom = 1;
+ profile->name = fw->name;
+ profile->version = le64_to_cpu(fw->version);
+ profile->mkex = &fw->mkex;
+ profile->lt_def = &fw->lt_def;
+
+ for (kpu = 0; kpu < fw->kpus; kpu++) {
+ fw_kpu = (struct npc_kpu_fwdata *)(fw->data + offset);
+ if (fw_kpu->entries > KPU_MAX_CST_ENT)
+ dev_warn(rvu->dev,
+ "Too many custom entries on KPU%d: %d > %d\n",
+ kpu, fw_kpu->entries, KPU_MAX_CST_ENT);
+ entries = min(fw_kpu->entries, KPU_MAX_CST_ENT);
+ cam = (struct npc_kpu_profile_cam *)fw_kpu->data;
+ offset += sizeof(*fw_kpu) + fw_kpu->entries * sizeof(*cam);
+ action = (struct npc_kpu_profile_action *)(fw->data + offset);
+ offset += fw_kpu->entries * sizeof(*action);
+ if (rvu->kpu_fwdata_sz < hdr_sz + offset) {
+ dev_warn(rvu->dev,
+ "Profile size mismatch on KPU%i parsing.\n",
+ kpu + 1);
+ return -EINVAL;
+ }
+ for (entry = 0; entry < entries; entry++) {
+ profile->kpu[kpu].cam[entry] = cam[entry];
+ profile->kpu[kpu].action[entry] = action[entry];
+ }
+ }
+
+ return 0;
+}
+
static void npc_load_kpu_profile(struct rvu *rvu)
{
struct npc_kpu_profile_adapter *profile = &rvu->kpu;
+ const char *kpu_profile = rvu->kpu_pfl_name;
+ const struct firmware *fw = NULL;
+
+ /* If user not specified profile customization */
+ if (!strncmp(kpu_profile, def_pfl_name, KPU_NAME_LEN))
+ goto revert_to_default;
+ /* First prepare default KPU, then we'll customize top entries. */
+ npc_prepare_default_kpu(profile);
+
+ dev_info(rvu->dev, "Loading KPU profile from firmware: %s\n",
+ kpu_profile);
+ if (!request_firmware(&fw, kpu_profile, rvu->dev)) {
+ rvu->kpu_fwdata = kzalloc(fw->size, GFP_KERNEL);
+ if (rvu->kpu_fwdata) {
+ memcpy(rvu->kpu_fwdata, fw->data, fw->size);
+ rvu->kpu_fwdata_sz = fw->size;
+ }
+ release_firmware(fw);
+ }
+
+ /* Apply profile customization if firmware was loaded. */
+ if (!rvu->kpu_fwdata_sz || npc_apply_custom_kpu(rvu, profile)) {
+ dev_warn(rvu->dev,
+ "Can't load KPU profile %s. Using default.\n",
+ kpu_profile);
+ kfree(rvu->kpu_fwdata);
+ rvu->kpu_fwdata = NULL;
+ goto revert_to_default;
+ }
+
+ dev_info(rvu->dev, "Using custom profile '%s', version %d.%d.%d\n",
+ profile->name, NPC_KPU_VER_MAJ(profile->version),
+ NPC_KPU_VER_MIN(profile->version),
+ NPC_KPU_VER_PATCH(profile->version));
+
+ return;
+revert_to_default:
npc_prepare_default_kpu(profile);
}
@@ -1654,6 +1765,7 @@ void rvu_npc_freemem(struct rvu *rvu)
kfree(pkind->rsrc.bmap);
kfree(mcam->counters.bmap);
+ kfree(rvu->kpu_fwdata);
mutex_destroy(&mcam->lock);
}