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[4/4] crypto: hisilicon/sec2 - update SEC initialization and reset

Message ID 20220302085436.10403-1-ike.pan@canonical.com
State New
Headers show
Series Update Hisilicon crypto driver to use one wq | expand

Commit Message

Ike Panhc March 2, 2022, 8:54 a.m. UTC 
From: Longfang Liu <liulongfang@huawei.com>

BugLink: https://launchpad.net/bugs/1943301

Updates the initialization and reset of SEC driver's
register operation.

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
(cherry picked from commit d0228aeb4d65c6550eac6e7c3a91520d2ceedf4f)
Signed-off-by: Ike Panhc <ike.pan@canonical.com>
---
 drivers/crypto/hisilicon/qm.h            |  1 +
 drivers/crypto/hisilicon/sec2/sec_main.c | 55 ++++++++++++------------
 2 files changed, 29 insertions(+), 27 deletions(-)
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Patch

diff --git a/drivers/crypto/hisilicon/qm.h b/drivers/crypto/hisilicon/qm.h
index c5483783b646..a7ede3cdc287 100644
--- a/drivers/crypto/hisilicon/qm.h
+++ b/drivers/crypto/hisilicon/qm.h
@@ -40,6 +40,7 @@ 
 #define QM_AXI_M_CFG			0x1000ac
 #define AXI_M_CFG			0xffff
 #define QM_AXI_M_CFG_ENABLE		0x1000b0
+#define AM_CFG_SINGLE_PORT_MAX_TRANS	0x300014
 #define AXI_M_CFG_ENABLE		0xffffffff
 #define QM_PEH_AXUSER_CFG		0x1000cc
 #define QM_PEH_AXUSER_CFG_ENABLE	0x1000d0
diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c
index 5aec69c96532..0623fe9c105e 100644
--- a/drivers/crypto/hisilicon/sec2/sec_main.c
+++ b/drivers/crypto/hisilicon/sec2/sec_main.c
@@ -21,11 +21,9 @@ 
 #define SEC_PF_PCI_DEVICE_ID		0xa255
 #define SEC_VF_PCI_DEVICE_ID		0xa256
 
-#define SEC_XTS_MIV_ENABLE_REG		0x301384
-#define SEC_XTS_MIV_ENABLE_MSK		0x7FFFFFFF
-#define SEC_XTS_MIV_DISABLE_MSK		0xFFFFFFFF
-#define SEC_BD_ERR_CHK_EN1		0xfffff7fd
-#define SEC_BD_ERR_CHK_EN2		0xffffbfff
+#define SEC_BD_ERR_CHK_EN0		0xEFFFFFFF
+#define SEC_BD_ERR_CHK_EN1		0x7ffff7fd
+#define SEC_BD_ERR_CHK_EN3		0xffffbfff
 
 #define SEC_SQE_SIZE			128
 #define SEC_SQ_SIZE			(SEC_SQE_SIZE * QM_Q_DEPTH)
@@ -46,17 +44,18 @@ 
 #define SEC_ECC_ADDR(err)			((err) >> 0)
 #define SEC_CORE_INT_DISABLE		0x0
 #define SEC_CORE_INT_ENABLE		0x1ff
+#define SEC_CORE_INT_CLEAR		0x1ff
+#define SEC_SAA_ENABLE			0x17f
 
-#define SEC_RAS_CE_REG			0x50
-#define SEC_RAS_FE_REG			0x54
-#define SEC_RAS_NFE_REG			0x58
+#define SEC_RAS_CE_REG			0x301050
+#define SEC_RAS_FE_REG			0x301054
+#define SEC_RAS_NFE_REG			0x301058
 #define SEC_RAS_CE_ENB_MSK		0x88
 #define SEC_RAS_FE_ENB_MSK		0x0
 #define SEC_RAS_NFE_ENB_MSK		0x177
 #define SEC_RAS_DISABLE			0x0
 #define SEC_MEM_START_INIT_REG		0x0100
 #define SEC_MEM_INIT_DONE_REG		0x0104
-#define SEC_QM_ABNORMAL_INT_MASK	0x100004
 
 #define SEC_CONTROL_REG			0x0200
 #define SEC_TRNG_EN_SHIFT		8
@@ -67,8 +66,10 @@ 
 
 #define SEC_INTERFACE_USER_CTRL0_REG	0x0220
 #define SEC_INTERFACE_USER_CTRL1_REG	0x0224
+#define SEC_SAA_EN_REG					0x0270
+#define SEC_BD_ERR_CHK_EN_REG0		0x0380
 #define SEC_BD_ERR_CHK_EN_REG1		0x0384
-#define SEC_BD_ERR_CHK_EN_REG2		0x038c
+#define SEC_BD_ERR_CHK_EN_REG3		0x038c
 
 #define SEC_USER0_SMMU_NORMAL		(BIT(23) | BIT(15))
 #define SEC_USER1_SMMU_NORMAL		(BIT(31) | BIT(23) | BIT(15) | BIT(7))
@@ -76,8 +77,8 @@ 
 
 #define SEC_DELAY_10_US			10
 #define SEC_POLL_TIMEOUT_US		1000
-#define SEC_VF_CNT_MASK			0xffffffc0
 #define SEC_DBGFS_VAL_MAX_LEN		20
+#define SEC_SINGLE_PORT_MAX_TRANS	0x2060
 
 #define SEC_ADDR(qm, offset) ((qm)->io_base + (offset) + \
 			     SEC_ENGINE_PF_CFG_OFF + SEC_ACC_COMMON_REG_OFF)
@@ -322,25 +323,25 @@  static int sec_engine_init(struct sec_dev *sec)
 	reg |= SEC_USER1_SMMU_NORMAL;
 	writel_relaxed(reg, SEC_ADDR(qm, SEC_INTERFACE_USER_CTRL1_REG));
 
+	writel(SEC_SINGLE_PORT_MAX_TRANS,
+	       qm->io_base + AM_CFG_SINGLE_PORT_MAX_TRANS);
+
+	writel(SEC_SAA_ENABLE, SEC_ADDR(qm, SEC_SAA_EN_REG));
+
+	/* Enable sm4 extra mode, as ctr/ecb */
+	writel_relaxed(SEC_BD_ERR_CHK_EN0,
+		       SEC_ADDR(qm, SEC_BD_ERR_CHK_EN_REG0));
+	/* Enable sm4 xts mode multiple iv */
 	writel_relaxed(SEC_BD_ERR_CHK_EN1,
 		       SEC_ADDR(qm, SEC_BD_ERR_CHK_EN_REG1));
-	writel_relaxed(SEC_BD_ERR_CHK_EN2,
-		       SEC_ADDR(qm, SEC_BD_ERR_CHK_EN_REG2));
-
-	/* enable clock gate control */
-	reg = readl_relaxed(SEC_ADDR(qm, SEC_CONTROL_REG));
-	reg |= SEC_CLK_GATE_ENABLE;
-	writel_relaxed(reg, SEC_ADDR(qm, SEC_CONTROL_REG));
+	writel_relaxed(SEC_BD_ERR_CHK_EN3,
+		       SEC_ADDR(qm, SEC_BD_ERR_CHK_EN_REG3));
 
 	/* config endian */
 	reg = readl_relaxed(SEC_ADDR(qm, SEC_CONTROL_REG));
 	reg |= sec_get_endian(sec);
 	writel_relaxed(reg, SEC_ADDR(qm, SEC_CONTROL_REG));
 
-	/* Enable sm4 xts mode multiple iv */
-	writel_relaxed(SEC_XTS_MIV_ENABLE_MSK,
-		       qm->io_base + SEC_XTS_MIV_ENABLE_REG);
-
 	return 0;
 }
 
@@ -394,10 +395,10 @@  static void sec_hw_error_enable(struct hisi_qm *qm)
 		return;
 	}
 
-	val = readl(qm->io_base + SEC_CONTROL_REG);
+	val = readl(SEC_ADDR(qm, SEC_CONTROL_REG));
 
 	/* clear SEC hw error source if having */
-	writel(SEC_CORE_INT_DISABLE, qm->io_base + SEC_CORE_INT_SOURCE);
+	writel(SEC_CORE_INT_CLEAR, qm->io_base + SEC_CORE_INT_SOURCE);
 
 	/* enable SEC hw error interrupts */
 	writel(SEC_CORE_INT_ENABLE, qm->io_base + SEC_CORE_INT_MASK);
@@ -410,14 +411,14 @@  static void sec_hw_error_enable(struct hisi_qm *qm)
 	/* enable SEC block master OOO when m-bit error occur */
 	val = val | SEC_AXI_SHUTDOWN_ENABLE;
 
-	writel(val, qm->io_base + SEC_CONTROL_REG);
+	writel(val, SEC_ADDR(qm, SEC_CONTROL_REG));
 }
 
 static void sec_hw_error_disable(struct hisi_qm *qm)
 {
 	u32 val;
 
-	val = readl(qm->io_base + SEC_CONTROL_REG);
+	val = readl(SEC_ADDR(qm, SEC_CONTROL_REG));
 
 	/* disable RAS int */
 	writel(SEC_RAS_DISABLE, qm->io_base + SEC_RAS_CE_REG);
@@ -430,7 +431,7 @@  static void sec_hw_error_disable(struct hisi_qm *qm)
 	/* disable SEC block master OOO when m-bit error occur */
 	val = val & SEC_AXI_SHUTDOWN_DISABLE;
 
-	writel(val, qm->io_base + SEC_CONTROL_REG);
+	writel(val, SEC_ADDR(qm, SEC_CONTROL_REG));
 }
 
 static u32 sec_current_qm_read(struct sec_debug_file *file)