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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-12-18 22:52:20 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-12-18 22:52:20 +0100
commit1ddf624b0b268fdc0b80b1de618b98f8d117afea (patch)
tree3d3218332bcb34cb0afa01d6ad996058a3dbcb77 /drivers/crypto/caam/caamalg_desc.c
parent6b774eec1f9d3064e9b33634dfa99d5666d0a73a (diff)
parentbfb9e5c03076a446b1f4f6a523ddc8d723c907a6 (diff)
Merge tag 'v4.14.159' into 4.14-2.0.x-imx
This is the 4.14.159 stable release Conflicts: arch/arm/Kconfig.debug arch/arm/boot/dts/imx7s.dtsi arch/arm/mach-imx/cpuidle-imx6sx.c drivers/crypto/caam/caamalg.c drivers/crypto/mxs-dcp.c drivers/dma/imx-sdma.c drivers/input/keyboard/imx_keypad.c drivers/net/can/flexcan.c drivers/net/can/rx-offload.c drivers/net/wireless/ath/ath10k/pci.c drivers/pci/dwc/pci-imx6.c drivers/spi/spi-fsl-lpspi.c drivers/usb/dwc3/gadget.c
Diffstat (limited to 'drivers/crypto/caam/caamalg_desc.c')
-rw-r--r--drivers/crypto/caam/caamalg_desc.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/crypto/caam/caamalg_desc.c b/drivers/crypto/caam/caamalg_desc.c
index 1dbea6dceb8e..51e53272f1c7 100644
--- a/drivers/crypto/caam/caamalg_desc.c
+++ b/drivers/crypto/caam/caamalg_desc.c
@@ -476,6 +476,7 @@ void cnstr_shdsc_aead_givencap(u32 * const desc, struct alginfo *cdata,
const bool is_qi)
{
u32 geniv, moveiv;
+ u32 *wait_cmd;
/* Note: Context registers are saved. */
init_sh_desc_key_aead(desc, cdata, adata, is_rfc3686, nonce);
@@ -566,6 +567,14 @@ copy_iv:
/* Will read cryptlen */
append_math_add(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ);
+
+ /*
+ * Wait for IV transfer (ofifo -> class2) to finish before starting
+ * ciphertext transfer (ofifo -> external memory).
+ */
+ wait_cmd = append_jump(desc, JUMP_JSL | JUMP_TEST_ALL | JUMP_COND_NIFP);
+ set_jump_tgt_here(desc, wait_cmd);
+
append_seq_fifo_load(desc, 0, FIFOLD_CLASS_BOTH | KEY_VLF |
FIFOLD_TYPE_MSG1OUT2 | FIFOLD_TYPE_LASTBOTH);
append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | KEY_VLF);