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authorHoria Geanta <horia.geanta@freescale.com>2012-07-03 19:16:51 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2012-07-11 11:08:29 +0800
commitd1a0eb98e7a8b7e244e31430fdb1a752243e2698 (patch)
tree511f20120f7a618d8de4e690c48ad0e8bcf916a4 /drivers/crypto/talitos.c
parentde197533485c09598215802b0e401a688e172573 (diff)
downloadlinux-linaro-stable-d1a0eb98e7a8b7e244e31430fdb1a752243e2698.tar.gz
crypto: talitos - move talitos structures to header file
This patch moves the talitos structure definitions from c file to its header file so that the same can be shared on need basis. Signed-off-by: Sandeep Malik <Sandeep.Malik@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Horia Geanta <horia.geanta@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/talitos.c')
-rw-r--r--drivers/crypto/talitos.c111
1 files changed, 0 insertions, 111 deletions
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 921039e56f87..bb3e63f5596b 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -53,117 +53,6 @@
#include "talitos.h"
-#define TALITOS_TIMEOUT 100000
-#define TALITOS_MAX_DATA_LEN 65535
-
-#define DESC_TYPE(desc_hdr) ((be32_to_cpu(desc_hdr) >> 3) & 0x1f)
-#define PRIMARY_EU(desc_hdr) ((be32_to_cpu(desc_hdr) >> 28) & 0xf)
-#define SECONDARY_EU(desc_hdr) ((be32_to_cpu(desc_hdr) >> 16) & 0xf)
-
-/* descriptor pointer entry */
-struct talitos_ptr {
- __be16 len; /* length */
- u8 j_extent; /* jump to sg link table and/or extent */
- u8 eptr; /* extended address */
- __be32 ptr; /* address */
-};
-
-static const struct talitos_ptr zero_entry = {
- .len = 0,
- .j_extent = 0,
- .eptr = 0,
- .ptr = 0
-};
-
-/* descriptor */
-struct talitos_desc {
- __be32 hdr; /* header high bits */
- __be32 hdr_lo; /* header low bits */
- struct talitos_ptr ptr[7]; /* ptr/len pair array */
-};
-
-/**
- * talitos_request - descriptor submission request
- * @desc: descriptor pointer (kernel virtual)
- * @dma_desc: descriptor's physical bus address
- * @callback: whom to call when descriptor processing is done
- * @context: caller context (optional)
- */
-struct talitos_request {
- struct talitos_desc *desc;
- dma_addr_t dma_desc;
- void (*callback) (struct device *dev, struct talitos_desc *desc,
- void *context, int error);
- void *context;
-};
-
-/* per-channel fifo management */
-struct talitos_channel {
- void __iomem *reg;
-
- /* request fifo */
- struct talitos_request *fifo;
-
- /* number of requests pending in channel h/w fifo */
- atomic_t submit_count ____cacheline_aligned;
-
- /* request submission (head) lock */
- spinlock_t head_lock ____cacheline_aligned;
- /* index to next free descriptor request */
- int head;
-
- /* request release (tail) lock */
- spinlock_t tail_lock ____cacheline_aligned;
- /* index to next in-progress/done descriptor request */
- int tail;
-};
-
-struct talitos_private {
- struct device *dev;
- struct platform_device *ofdev;
- void __iomem *reg;
- int irq[2];
-
- /* SEC global registers lock */
- spinlock_t reg_lock ____cacheline_aligned;
-
- /* SEC version geometry (from device tree node) */
- unsigned int num_channels;
- unsigned int chfifo_len;
- unsigned int exec_units;
- unsigned int desc_types;
-
- /* SEC Compatibility info */
- unsigned long features;
-
- /*
- * length of the request fifo
- * fifo_len is chfifo_len rounded up to next power of 2
- * so we can use bitwise ops to wrap
- */
- unsigned int fifo_len;
-
- struct talitos_channel *chan;
-
- /* next channel to be assigned next incoming descriptor */
- atomic_t last_chan ____cacheline_aligned;
-
- /* request callback tasklet */
- struct tasklet_struct done_task[2];
-
- /* list of registered algorithms */
- struct list_head alg_list;
-
- /* hwrng device */
- struct hwrng rng;
-};
-
-/* .features flag */
-#define TALITOS_FTR_SRC_LINK_TBL_LEN_INCLUDES_EXTENT 0x00000001
-#define TALITOS_FTR_HW_AUTH_CHECK 0x00000002
-#define TALITOS_FTR_SHA224_HWINIT 0x00000004
-#define TALITOS_FTR_HMAC_OK 0x00000008
-
static void to_talitos_ptr(struct talitos_ptr *talitos_ptr, dma_addr_t dma_addr)
{
talitos_ptr->ptr = cpu_to_be32(lower_32_bits(dma_addr));