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authorTom Lendacky <thomas.lendacky@amd.com>2018-07-03 19:11:52 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2018-07-13 12:26:48 +0200
commit03af91242c36f225c6fa79e143fad5f4c3624a46 (patch)
tree09d23031e0d2fa66201da18557e9ae420552c628
parentcrypto: ccp - Add psp enabled message when initialization succeeds (diff)
downloadlinux-03af91242c36f225c6fa79e143fad5f4c3624a46.tar.xz
linux-03af91242c36f225c6fa79e143fad5f4c3624a46.zip
crypto: ccp - Remove unused #defines
Remove some unused #defines for register offsets that are not used. This will lessen the changes required when register offsets change between versions of the device. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Acked-by: Gary R Hook <gary.hook@amd.com> Reviewed-by: Brijesh Singh <brijesh.singh@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--drivers/crypto/ccp/psp-dev.c2
-rw-r--r--drivers/crypto/ccp/psp-dev.h10
2 files changed, 2 insertions, 10 deletions
diff --git a/drivers/crypto/ccp/psp-dev.c b/drivers/crypto/ccp/psp-dev.c
index 91ef6ed2fea2..875756dd9024 100644
--- a/drivers/crypto/ccp/psp-dev.c
+++ b/drivers/crypto/ccp/psp-dev.c
@@ -65,7 +65,7 @@ static irqreturn_t psp_irq_handler(int irq, void *data)
status = ioread32(psp->io_regs + PSP_P2CMSG_INTSTS);
/* Check if it is command completion: */
- if (!(status & BIT(PSP_CMD_COMPLETE_REG)))
+ if (!(status & PSP_CMD_COMPLETE))
goto done;
/* Check if it is SEV command completion: */
diff --git a/drivers/crypto/ccp/psp-dev.h b/drivers/crypto/ccp/psp-dev.h
index c7e9098a233c..5d46a2bebfd1 100644
--- a/drivers/crypto/ccp/psp-dev.h
+++ b/drivers/crypto/ccp/psp-dev.h
@@ -36,19 +36,11 @@
#define PSP_CMDBUFF_ADDR_HI PSP_C2PMSG(57)
#define PSP_FEATURE_REG PSP_C2PMSG(63)
-#define PSP_P2CMSG(_num) ((_num) << 2)
-#define PSP_CMD_COMPLETE_REG 1
-#define PSP_CMD_COMPLETE PSP_P2CMSG(PSP_CMD_COMPLETE_REG)
+#define PSP_CMD_COMPLETE BIT(1)
#define PSP_P2CMSG_INTEN 0x0110
#define PSP_P2CMSG_INTSTS 0x0114
-#define PSP_C2PMSG_ATTR_0 0x0118
-#define PSP_C2PMSG_ATTR_1 0x011c
-#define PSP_C2PMSG_ATTR_2 0x0120
-#define PSP_C2PMSG_ATTR_3 0x0124
-#define PSP_P2CMSG_ATTR_0 0x0128
-
#define PSP_CMDRESP_CMD_SHIFT 16
#define PSP_CMDRESP_IOC BIT(0)
#define PSP_CMDRESP_RESP BIT(31)