MIPS: Octeon: Update feature test functions for new chips and features.
cvmx.h was rearranged to fix include file ordering problems, but there
is no change other than moving some definitions around.
Signed-off-by: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2984/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/include/asm/octeon/octeon-feature.h b/arch/mips/include/asm/octeon/octeon-feature.h
index cba6fbe..8008da2 100644
--- a/arch/mips/include/asm/octeon/octeon-feature.h
+++ b/arch/mips/include/asm/octeon/octeon-feature.h
@@ -31,8 +31,14 @@
#ifndef __OCTEON_FEATURE_H__
#define __OCTEON_FEATURE_H__
+#include <asm/octeon/cvmx-mio-defs.h>
+#include <asm/octeon/cvmx-rnm-defs.h>
enum octeon_feature {
+ /* CN68XX uses port kinds for packet interface */
+ OCTEON_FEATURE_PKND,
+ /* CN68XX has different fields in word0 - word2 */
+ OCTEON_FEATURE_CN68XX_WQE,
/*
* Octeon models in the CN5XXX family and higher support
* atomic add instructions to memory (saa/saad).
@@ -42,8 +48,13 @@
OCTEON_FEATURE_ZIP,
/* Does this Octeon support crypto acceleration using COP2? */
OCTEON_FEATURE_CRYPTO,
+ OCTEON_FEATURE_DORM_CRYPTO,
/* Does this Octeon support PCI express? */
OCTEON_FEATURE_PCIE,
+ /* Does this Octeon support SRIOs */
+ OCTEON_FEATURE_SRIO,
+ /* Does this Octeon support Interlaken */
+ OCTEON_FEATURE_ILK,
/* Some Octeon models support internal memory for storing
* cryptographic keys */
OCTEON_FEATURE_KEY_MEMORY,
@@ -64,6 +75,15 @@
/* Octeon MDIO block supports clause 45 transactions for 10
* Gig support */
OCTEON_FEATURE_MDIO_CLAUSE_45,
+ /*
+ * CN52XX and CN56XX used a block named NPEI for PCIe
+ * access. Newer chips replaced this with SLI+DPI.
+ */
+ OCTEON_FEATURE_NPEI,
+ OCTEON_FEATURE_HFA,
+ OCTEON_FEATURE_DFM,
+ OCTEON_FEATURE_CIU2,
+ OCTEON_MAX_FEATURE
};
static inline int cvmx_fuse_read(int fuse);
@@ -96,30 +116,78 @@
return !cvmx_fuse_read(121);
case OCTEON_FEATURE_CRYPTO:
- return !cvmx_fuse_read(90);
+ if (OCTEON_IS_MODEL(OCTEON_CN6XXX)) {
+ union cvmx_mio_fus_dat2 fus_2;
+ fus_2.u64 = cvmx_read_csr(CVMX_MIO_FUS_DAT2);
+ if (fus_2.s.nocrypto || fus_2.s.nomul) {
+ return 0;
+ } else if (!fus_2.s.dorm_crypto) {
+ return 1;
+ } else {
+ union cvmx_rnm_ctl_status st;
+ st.u64 = cvmx_read_csr(CVMX_RNM_CTL_STATUS);
+ return st.s.eer_val;
+ }
+ } else {
+ return !cvmx_fuse_read(90);
+ }
+
+ case OCTEON_FEATURE_DORM_CRYPTO:
+ if (OCTEON_IS_MODEL(OCTEON_CN6XXX)) {
+ union cvmx_mio_fus_dat2 fus_2;
+ fus_2.u64 = cvmx_read_csr(CVMX_MIO_FUS_DAT2);
+ return !fus_2.s.nocrypto && !fus_2.s.nomul && fus_2.s.dorm_crypto;
+ } else {
+ return 0;
+ }
case OCTEON_FEATURE_PCIE:
- case OCTEON_FEATURE_MGMT_PORT:
- case OCTEON_FEATURE_RAID:
return OCTEON_IS_MODEL(OCTEON_CN56XX)
- || OCTEON_IS_MODEL(OCTEON_CN52XX);
+ || OCTEON_IS_MODEL(OCTEON_CN52XX)
+ || OCTEON_IS_MODEL(OCTEON_CN6XXX);
+
+ case OCTEON_FEATURE_SRIO:
+ return OCTEON_IS_MODEL(OCTEON_CN63XX)
+ || OCTEON_IS_MODEL(OCTEON_CN66XX);
+
+ case OCTEON_FEATURE_ILK:
+ return (OCTEON_IS_MODEL(OCTEON_CN68XX));
case OCTEON_FEATURE_KEY_MEMORY:
+ return OCTEON_IS_MODEL(OCTEON_CN38XX)
+ || OCTEON_IS_MODEL(OCTEON_CN58XX)
+ || OCTEON_IS_MODEL(OCTEON_CN56XX)
+ || OCTEON_IS_MODEL(OCTEON_CN6XXX);
+
case OCTEON_FEATURE_LED_CONTROLLER:
return OCTEON_IS_MODEL(OCTEON_CN38XX)
|| OCTEON_IS_MODEL(OCTEON_CN58XX)
|| OCTEON_IS_MODEL(OCTEON_CN56XX);
+
case OCTEON_FEATURE_TRA:
return !(OCTEON_IS_MODEL(OCTEON_CN30XX)
|| OCTEON_IS_MODEL(OCTEON_CN50XX));
+ case OCTEON_FEATURE_MGMT_PORT:
+ return OCTEON_IS_MODEL(OCTEON_CN56XX)
+ || OCTEON_IS_MODEL(OCTEON_CN52XX)
+ || OCTEON_IS_MODEL(OCTEON_CN6XXX);
+
+ case OCTEON_FEATURE_RAID:
+ return OCTEON_IS_MODEL(OCTEON_CN56XX)
+ || OCTEON_IS_MODEL(OCTEON_CN52XX)
+ || OCTEON_IS_MODEL(OCTEON_CN6XXX);
+
case OCTEON_FEATURE_USB:
return !(OCTEON_IS_MODEL(OCTEON_CN38XX)
|| OCTEON_IS_MODEL(OCTEON_CN58XX));
+
case OCTEON_FEATURE_NO_WPTR:
return (OCTEON_IS_MODEL(OCTEON_CN56XX)
- || OCTEON_IS_MODEL(OCTEON_CN52XX))
- && !OCTEON_IS_MODEL(OCTEON_CN56XX_PASS1_X)
- && !OCTEON_IS_MODEL(OCTEON_CN52XX_PASS1_X);
+ || OCTEON_IS_MODEL(OCTEON_CN52XX)
+ || OCTEON_IS_MODEL(OCTEON_CN6XXX))
+ && !OCTEON_IS_MODEL(OCTEON_CN56XX_PASS1_X)
+ && !OCTEON_IS_MODEL(OCTEON_CN52XX_PASS1_X);
+
case OCTEON_FEATURE_DFA:
if (!OCTEON_IS_MODEL(OCTEON_CN38XX)
&& !OCTEON_IS_MODEL(OCTEON_CN31XX)
@@ -127,14 +195,42 @@
return 0;
else if (OCTEON_IS_MODEL(OCTEON_CN3020))
return 0;
- else if (OCTEON_IS_MODEL(OCTEON_CN38XX_PASS1))
- return 1;
else
return !cvmx_fuse_read(120);
+
+ case OCTEON_FEATURE_HFA:
+ if (!OCTEON_IS_MODEL(OCTEON_CN6XXX))
+ return 0;
+ else
+ return !cvmx_fuse_read(90);
+
+ case OCTEON_FEATURE_DFM:
+ if (!(OCTEON_IS_MODEL(OCTEON_CN63XX)
+ || OCTEON_IS_MODEL(OCTEON_CN66XX)))
+ return 0;
+ else
+ return !cvmx_fuse_read(90);
+
case OCTEON_FEATURE_MDIO_CLAUSE_45:
return !(OCTEON_IS_MODEL(OCTEON_CN3XXX)
|| OCTEON_IS_MODEL(OCTEON_CN58XX)
|| OCTEON_IS_MODEL(OCTEON_CN50XX));
+
+ case OCTEON_FEATURE_NPEI:
+ return OCTEON_IS_MODEL(OCTEON_CN56XX)
+ || OCTEON_IS_MODEL(OCTEON_CN52XX);
+
+ case OCTEON_FEATURE_PKND:
+ return OCTEON_IS_MODEL(OCTEON_CN68XX);
+
+ case OCTEON_FEATURE_CN68XX_WQE:
+ return OCTEON_IS_MODEL(OCTEON_CN68XX);
+
+ case OCTEON_FEATURE_CIU2:
+ return OCTEON_IS_MODEL(OCTEON_CN68XX);
+
+ default:
+ break;
}
return 0;
}