[U-Boot] [PATCH v2 12/28] tpm: tpm_tis_i2c: Simplify init code
Simon Glass
sjg at chromium.org
Sun Aug 23 02:31:28 CEST 2015
Move all the init and uninit code into one place.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
Changes in v2: None
drivers/tpm/tpm_tis_i2c.c | 33 ++++++++++-----------------------
1 file changed, 10 insertions(+), 23 deletions(-)
diff --git a/drivers/tpm/tpm_tis_i2c.c b/drivers/tpm/tpm_tis_i2c.c
index 39652a9..9dd40dd 100644
--- a/drivers/tpm/tpm_tis_i2c.c
+++ b/drivers/tpm/tpm_tis_i2c.c
@@ -608,27 +608,6 @@ out:
return rc;
}
-static int tpm_open_dev(struct udevice *dev)
-{
- int rc;
-
- debug("%s: start\n", __func__);
- if (g_chip.is_open)
- return -EBUSY;
- rc = tpm_tis_i2c_init(dev);
- if (rc < 0)
- g_chip.is_open = 0;
- return rc;
-}
-
-static void tpm_close(void)
-{
- if (g_chip.is_open) {
- release_locality(&g_chip, g_chip.locality, 1);
- g_chip.is_open = 0;
- }
-}
-
/**
* Decode TPM configuration.
*
@@ -712,7 +691,12 @@ int tis_open(void)
if (!g_chip.inited)
return -1;
- rc = tpm_open_dev(g_chip.dev);
+ debug("%s: start\n", __func__);
+ if (g_chip.is_open)
+ return -EBUSY;
+ rc = tpm_tis_i2c_init(g_chip.dev);
+ if (rc < 0)
+ g_chip.is_open = 0;
return rc;
}
@@ -722,7 +706,10 @@ int tis_close(void)
if (!g_chip.inited)
return -1;
- tpm_close();
+ if (g_chip.is_open) {
+ release_locality(&g_chip, g_chip.locality, 1);
+ g_chip.is_open = 0;
+ }
return 0;
}
--
2.5.0.457.gab17608
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