diff mbox series

[1/8,v7] tpm: refactor function names and macros for infineon v1.2 TPM

Message ID 20211109070223.76456-2-ilias.apalodimas@linaro.org
State Accepted
Commit 07b6b15bb2d9ff78b513bf08d76dbd089ffa124c
Headers show
Series TPM cleanups and MMIO driver | expand

Commit Message

Ilias Apalodimas Nov. 9, 2021, 7:02 a.m. UTC 
With the upcoming TPM2 API, some of the functions name are part of the new
header file.  So switch conflicting internal function names and defines.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
---
 drivers/tpm/tpm_tis_infineon.c | 34 +++++++++++++++++-----------------
 1 file changed, 17 insertions(+), 17 deletions(-)
diff mbox series

Patch

diff --git a/drivers/tpm/tpm_tis_infineon.c b/drivers/tpm/tpm_tis_infineon.c
index f414e5657db9..525ad72f4c92 100644
--- a/drivers/tpm/tpm_tis_infineon.c
+++ b/drivers/tpm/tpm_tis_infineon.c
@@ -50,10 +50,10 @@  static const char * const chip_name[] = {
 	[UNKNOWN] = "unknown/fallback to slb9635",
 };
 
-#define	TPM_ACCESS(l)			(0x0000 | ((l) << 4))
-#define	TPM_STS(l)			(0x0001 | ((l) << 4))
-#define	TPM_DATA_FIFO(l)		(0x0005 | ((l) << 4))
-#define	TPM_DID_VID(l)			(0x0006 | ((l) << 4))
+#define	TPM_INFINEON_ACCESS(l)			(0x0000 | ((l) << 4))
+#define	TPM_INFINEON_STS(l)			(0x0001 | ((l) << 4))
+#define	TPM_INFINEON_DATA_FIFO(l)		(0x0005 | ((l) << 4))
+#define	TPM_INFINEON_DID_VID(l)			(0x0006 | ((l) << 4))
 
 /*
  * tpm_tis_i2c_read() - read from TPM register
@@ -197,7 +197,7 @@  static int tpm_tis_i2c_check_locality(struct udevice *dev, int loc)
 	u8 buf;
 	int rc;
 
-	rc = tpm_tis_i2c_read(dev, TPM_ACCESS(loc), &buf, 1);
+	rc = tpm_tis_i2c_read(dev, TPM_INFINEON_ACCESS(loc), &buf, 1);
 	if (rc < 0)
 		return rc;
 
@@ -215,12 +215,12 @@  static void tpm_tis_i2c_release_locality(struct udevice *dev, int loc,
 	const u8 mask = TPM_ACCESS_REQUEST_PENDING | TPM_ACCESS_VALID;
 	u8 buf;
 
-	if (tpm_tis_i2c_read(dev, TPM_ACCESS(loc), &buf, 1) < 0)
+	if (tpm_tis_i2c_read(dev, TPM_INFINEON_ACCESS(loc), &buf, 1) < 0)
 		return;
 
 	if (force || (buf & mask) == mask) {
 		buf = TPM_ACCESS_ACTIVE_LOCALITY;
-		tpm_tis_i2c_write(dev, TPM_ACCESS(loc), &buf, 1);
+		tpm_tis_i2c_write(dev, TPM_INFINEON_ACCESS(loc), &buf, 1);
 	}
 }
 
@@ -240,7 +240,7 @@  static int tpm_tis_i2c_request_locality(struct udevice *dev, int loc)
 		return rc;
 	}
 
-	rc = tpm_tis_i2c_write(dev, TPM_ACCESS(loc), &buf, 1);
+	rc = tpm_tis_i2c_write(dev, TPM_INFINEON_ACCESS(loc), &buf, 1);
 	if (rc) {
 		debug("%s: Failed to write to TPM: %d\n", __func__, rc);
 		return rc;
@@ -271,7 +271,7 @@  static u8 tpm_tis_i2c_status(struct udevice *dev)
 	/* NOTE: Since i2c read may fail, return 0 in this case --> time-out */
 	u8 buf;
 
-	if (tpm_tis_i2c_read(dev, TPM_STS(chip->locality), &buf, 1) < 0)
+	if (tpm_tis_i2c_read(dev, TPM_INFINEON_STS(chip->locality), &buf, 1) < 0)
 		return 0;
 	else
 		return buf;
@@ -286,7 +286,7 @@  static int tpm_tis_i2c_ready(struct udevice *dev)
 	u8 buf = TPM_STS_COMMAND_READY;
 
 	debug("%s\n", __func__);
-	rc = tpm_tis_i2c_write_long(dev, TPM_STS(chip->locality), &buf, 1);
+	rc = tpm_tis_i2c_write_long(dev, TPM_INFINEON_STS(chip->locality), &buf, 1);
 	if (rc)
 		debug("%s: rc=%d\n", __func__, rc);
 
@@ -306,7 +306,7 @@  static ssize_t tpm_tis_i2c_get_burstcount(struct udevice *dev)
 	stop = chip->timeout_d;
 	do {
 		/* Note: STS is little endian */
-		addr = TPM_STS(chip->locality) + 1;
+		addr = TPM_INFINEON_STS(chip->locality) + 1;
 		if (tpm_tis_i2c_read(dev, addr, buf, 3) < 0)
 			burstcnt = 0;
 		else
@@ -360,7 +360,7 @@  static int tpm_tis_i2c_recv_data(struct udevice *dev, u8 *buf, size_t count)
 		if (burstcnt > (count - size))
 			burstcnt = count - size;
 
-		rc = tpm_tis_i2c_read(dev, TPM_DATA_FIFO(chip->locality),
+		rc = tpm_tis_i2c_read(dev, TPM_INFINEON_DATA_FIFO(chip->locality),
 				      &(buf[size]), burstcnt);
 		if (rc == 0)
 			size += burstcnt;
@@ -462,7 +462,7 @@  static int tpm_tis_i2c_send(struct udevice *dev, const u8 *buf, size_t len)
 			burstcnt = CONFIG_TPM_TIS_I2C_BURST_LIMITATION_LEN;
 #endif /* CONFIG_TPM_TIS_I2C_BURST_LIMITATION */
 
-		rc = tpm_tis_i2c_write(dev, TPM_DATA_FIFO(chip->locality),
+		rc = tpm_tis_i2c_write(dev, TPM_INFINEON_DATA_FIFO(chip->locality),
 				       &(buf[count]), burstcnt);
 		if (rc == 0)
 			count += burstcnt;
@@ -482,7 +482,7 @@  static int tpm_tis_i2c_send(struct udevice *dev, const u8 *buf, size_t len)
 	}
 
 	/* Go and do it */
-	rc = tpm_tis_i2c_write(dev, TPM_STS(chip->locality), &sts, 1);
+	rc = tpm_tis_i2c_write(dev, TPM_INFINEON_STS(chip->locality), &sts, 1);
 	if (rc < 0)
 		return rc;
 	debug("%s: done, rc=%d\n", __func__, rc);
@@ -525,7 +525,7 @@  static int tpm_tis_i2c_init(struct udevice *dev)
 		return rc;
 
 	/* Read four bytes from DID_VID register */
-	if (tpm_tis_i2c_read(dev, TPM_DID_VID(0), (uchar *)&vendor, 4) < 0) {
+	if (tpm_tis_i2c_read(dev, TPM_INFINEON_DID_VID(0), (uchar *)&vendor, 4) < 0) {
 		tpm_tis_i2c_release_locality(dev, 0, 1);
 		return -EIO;
 	}
@@ -583,7 +583,7 @@  static int tpm_tis_i2c_close(struct udevice *dev)
 	return 0;
 }
 
-static int tpm_tis_get_desc(struct udevice *dev, char *buf, int size)
+static int tpm_tis_i2c_get_desc(struct udevice *dev, char *buf, int size)
 {
 	struct tpm_chip *chip = dev_get_priv(dev);
 
@@ -615,7 +615,7 @@  static int tpm_tis_i2c_probe(struct udevice *dev)
 static const struct tpm_ops tpm_tis_i2c_ops = {
 	.open		= tpm_tis_i2c_open,
 	.close		= tpm_tis_i2c_close,
-	.get_desc	= tpm_tis_get_desc,
+	.get_desc	= tpm_tis_i2c_get_desc,
 	.send		= tpm_tis_i2c_send,
 	.recv		= tpm_tis_i2c_recv,
 	.cleanup	= tpm_tis_i2c_cleanup,