diff options
author | Sanjay Singh Rawat <srawat@nvidia.com> | 2011-04-28 18:55:57 +0530 |
---|---|---|
committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:42:35 -0800 |
commit | 5752829b9dcdc3e258003cab9cd15442d97e08ac (patch) | |
tree | 9fa04506781edfd5f0faee0a700fa7a7eb9dddd1 /arch/arm/mach-tegra/arb_sema.c | |
parent | 416cc79705727bb1d4db6e9d1158937f4b357fd2 (diff) |
crypto: tegra-aes: dual core support
* add bsea engine support for encryption and decryption
* add arbitration semaphore id for bsea
Bug 803932
Original change: http://git-master/r/#change,29672
(cherry picked from commit 0008cdb0f38d0cd0c074671fc067c4321f340b06)
Original-Change-Id: I59fcaab29c47a8b42e7470b30486851cfe90848f
Signed-off-by: Sanjay Singh Rawat <srawat@nvidia.com>
Reviewed-on: http://git-master/r/30190
Tested-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Rebase-Id: Rb63b593aa4fe4b4d4f3607ac9471ae7e7372407a
Diffstat (limited to 'arch/arm/mach-tegra/arb_sema.c')
-rw-r--r-- | arch/arm/mach-tegra/arb_sema.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/arb_sema.c b/arch/arm/mach-tegra/arb_sema.c index 55af15e935f2..eecdee5967c8 100644 --- a/arch/arm/mach-tegra/arb_sema.c +++ b/arch/arm/mach-tegra/arb_sema.c @@ -36,6 +36,7 @@ #define ARB_GRANT_STATUS 0x0 #define ARB_GRANT_REQUEST 0x4 #define ARB_GRANT_RELEASE 0x8 +#define ARB_GRANT_PENDING 0xC struct tegra_arb_dev { void __iomem *sema_base; @@ -117,7 +118,7 @@ int tegra_arb_mutex_lock_timeout(enum tegra_arb_module lock, int msecs) request_arb_sem(lock); ret = wait_for_completion_timeout(&arb->arb_gnt_complete[lock], msecs_to_jiffies(msecs)); if (ret == 0) { - pr_err("timed out.\n"); + pr_err("timed out. pending:0x%x\n", arb_sema_read(ARB_GRANT_PENDING)); cancel_arb_sem(lock); mutex_unlock(&arb->mutexes[lock]); return -ETIMEDOUT; |