These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / crypto / caam / regs.h

diff --git a/kernel/drivers/crypto/caam/regs.h b/kernel/drivers/crypto/caam/regs.h
index 378ddc1..a8a7997 100644 (file)
--- a/kernel/drivers/crypto/caam/regs.h
+++ b/kernel/drivers/crypto/caam/regs.h
@@ -65,9 +65,31 @@
  *
  */
 
+#ifdef CONFIG_ARM
+/* These are common macros for Power, put here for ARM */
+#define setbits32(_addr, _v) writel((readl(_addr) | (_v)), (_addr))
+#define clrbits32(_addr, _v) writel((readl(_addr) & ~(_v)), (_addr))
+
+#define out_arch(type, endian, a, v)   __raw_write##type(cpu_to_##endian(v), a)
+#define in_arch(type, endian, a)       endian##_to_cpu(__raw_read##type(a))
+
+#define out_le32(a, v) out_arch(l, le32, a, v)
+#define in_le32(a)     in_arch(l, le32, a)
+
+#define out_be32(a, v) out_arch(l, be32, a, v)
+#define in_be32(a)     in_arch(l, be32, a)
+
+#define clrsetbits(type, addr, clear, set) \
+       out_##type((addr), (in_##type(addr) & ~(clear)) | (set))
+
+#define clrsetbits_be32(addr, clear, set) clrsetbits(be32, addr, clear, set)
+#define clrsetbits_le32(addr, clear, set) clrsetbits(le32, addr, clear, set)
+#endif
+
 #ifdef __BIG_ENDIAN
 #define wr_reg32(reg, data) out_be32(reg, data)
 #define rd_reg32(reg) in_be32(reg)
+#define clrsetbits_32(addr, clear, set) clrsetbits_be32(addr, clear, set)
 #ifdef CONFIG_64BIT
 #define wr_reg64(reg, data) out_be64(reg, data)
 #define rd_reg64(reg) in_be64(reg)
@@ -76,6 +98,7 @@
 #ifdef __LITTLE_ENDIAN
 #define wr_reg32(reg, data) __raw_writel(data, reg)
 #define rd_reg32(reg) __raw_readl(reg)
+#define clrsetbits_32(addr, clear, set) clrsetbits_le32(addr, clear, set)
 #ifdef CONFIG_64BIT
 #define wr_reg64(reg, data) __raw_writeq(data, reg)
 #define rd_reg64(reg) __raw_readq(reg)
@@ -83,35 +106,46 @@
 #endif
 #endif
 
-#ifndef CONFIG_64BIT
-#ifdef __BIG_ENDIAN
-static inline void wr_reg64(u64 __iomem *reg, u64 data)
-{
-       wr_reg32((u32 __iomem *)reg, (data & 0xffffffff00000000ull) >> 32);
-       wr_reg32((u32 __iomem *)reg + 1, data & 0x00000000ffffffffull);
-}
+/*
+ * The only users of these wr/rd_reg64 functions is the Job Ring (JR).
+ * The DMA address registers in the JR are handled differently depending on
+ * platform:
+ *
+ * 1. All BE CAAM platforms and i.MX platforms (LE CAAM):
+ *
+ *    base + 0x0000 : most-significant 32 bits
+ *    base + 0x0004 : least-significant 32 bits
+ *
+ * The 32-bit version of this core therefore has to write to base + 0x0004
+ * to set the 32-bit wide DMA address.
+ *
+ * 2. All other LE CAAM platforms (LS1021A etc.)
+ *    base + 0x0000 : least-significant 32 bits
+ *    base + 0x0004 : most-significant 32 bits
+ */
 
-static inline u64 rd_reg64(u64 __iomem *reg)
-{
-       return (((u64)rd_reg32((u32 __iomem *)reg)) << 32) |
-               ((u64)rd_reg32((u32 __iomem *)reg + 1));
-}
+#ifndef CONFIG_64BIT
+#if !defined(CONFIG_CRYPTO_DEV_FSL_CAAM_LE) || \
+       defined(CONFIG_CRYPTO_DEV_FSL_CAAM_IMX)
+#define REG64_MS32(reg) ((u32 __iomem *)(reg))
+#define REG64_LS32(reg) ((u32 __iomem *)(reg) + 1)
 #else
-#ifdef __LITTLE_ENDIAN
+#define REG64_MS32(reg) ((u32 __iomem *)(reg) + 1)
+#define REG64_LS32(reg) ((u32 __iomem *)(reg))
+#endif
+
 static inline void wr_reg64(u64 __iomem *reg, u64 data)
 {
-       wr_reg32((u32 __iomem *)reg + 1, (data & 0xffffffff00000000ull) >> 32);
-       wr_reg32((u32 __iomem *)reg, data & 0x00000000ffffffffull);
+       wr_reg32(REG64_MS32(reg), data >> 32);
+       wr_reg32(REG64_LS32(reg), data);
 }
 
 static inline u64 rd_reg64(u64 __iomem *reg)
 {
-       return (((u64)rd_reg32((u32 __iomem *)reg + 1)) << 32) |
-               ((u64)rd_reg32((u32 __iomem *)reg));
+       return ((u64)rd_reg32(REG64_MS32(reg)) << 32 |
+               (u64)rd_reg32(REG64_LS32(reg)));
 }
 #endif
-#endif
-#endif
 
 /*
  * jr_outentry
@@ -133,18 +167,28 @@ struct jr_outentry {
 #define CHA_NUM_MS_DECONUM_SHIFT       24
 #define CHA_NUM_MS_DECONUM_MASK        (0xfull << CHA_NUM_MS_DECONUM_SHIFT)
 
-/* CHA Version IDs */
+/*
+ * CHA version IDs / instantiation bitfields
+ * Defined for use with the cha_id fields in perfmon, but the same shift/mask
+ * selectors can be used to pull out the number of instantiated blocks within
+ * cha_num fields in perfmon because the locations are the same.
+ */
 #define CHA_ID_LS_AES_SHIFT    0
-#define CHA_ID_LS_AES_MASK             (0xfull << CHA_ID_LS_AES_SHIFT)
+#define CHA_ID_LS_AES_MASK     (0xfull << CHA_ID_LS_AES_SHIFT)
+#define CHA_ID_LS_AES_LP       (0x3ull << CHA_ID_LS_AES_SHIFT)
+#define CHA_ID_LS_AES_HP       (0x4ull << CHA_ID_LS_AES_SHIFT)
 
 #define CHA_ID_LS_DES_SHIFT    4
-#define CHA_ID_LS_DES_MASK             (0xfull << CHA_ID_LS_DES_SHIFT)
+#define CHA_ID_LS_DES_MASK     (0xfull << CHA_ID_LS_DES_SHIFT)
 
 #define CHA_ID_LS_ARC4_SHIFT   8
 #define CHA_ID_LS_ARC4_MASK    (0xfull << CHA_ID_LS_ARC4_SHIFT)
 
 #define CHA_ID_LS_MD_SHIFT     12
 #define CHA_ID_LS_MD_MASK      (0xfull << CHA_ID_LS_MD_SHIFT)
+#define CHA_ID_LS_MD_LP256     (0x0ull << CHA_ID_LS_MD_SHIFT)
+#define CHA_ID_LS_MD_LP512     (0x1ull << CHA_ID_LS_MD_SHIFT)
+#define CHA_ID_LS_MD_HP                (0x2ull << CHA_ID_LS_MD_SHIFT)
 
 #define CHA_ID_LS_RNG_SHIFT    16
 #define CHA_ID_LS_RNG_MASK     (0xfull << CHA_ID_LS_RNG_SHIFT)
@@ -395,10 +439,16 @@ struct caam_ctrl {
 /* AXI read cache control */
 #define MCFGR_ARCACHE_SHIFT    12
 #define MCFGR_ARCACHE_MASK     (0xf << MCFGR_ARCACHE_SHIFT)
+#define MCFGR_ARCACHE_BUFF     (0x1 << MCFGR_ARCACHE_SHIFT)
+#define MCFGR_ARCACHE_CACH     (0x2 << MCFGR_ARCACHE_SHIFT)
+#define MCFGR_ARCACHE_RALL     (0x4 << MCFGR_ARCACHE_SHIFT)
 
 /* AXI write cache control */
 #define MCFGR_AWCACHE_SHIFT    8
 #define MCFGR_AWCACHE_MASK     (0xf << MCFGR_AWCACHE_SHIFT)
+#define MCFGR_AWCACHE_BUFF     (0x1 << MCFGR_AWCACHE_SHIFT)
+#define MCFGR_AWCACHE_CACH     (0x2 << MCFGR_AWCACHE_SHIFT)
+#define MCFGR_AWCACHE_WALL     (0x8 << MCFGR_AWCACHE_SHIFT)
 
 /* AXI pipeline depth */
 #define MCFGR_AXIPIPE_SHIFT    4