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authorChristophe Ricard2016-03-31 22:56:57 +0200
committerJarkko Sakkinen2016-06-25 17:26:35 +0300
commit6e599f6f261fe61582e6bedcc0aff924ac5da614 (patch)
treef9b0128a6f7790c348af9bd4d619b38641135b8a /drivers/char/tpm/tpm_tis.c
parent570a36097f302c0bae4fb5478f1287b9b3626155 (diff)
tpm: drop 'read_queue' from struct tpm_vendor_specific
Dropped the field 'read_queue' from struct tpm_vendor_specific and make it available to the various private structures in the drivers. Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Diffstat (limited to 'drivers/char/tpm/tpm_tis.c')
-rw-r--r--drivers/char/tpm/tpm_tis.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index ee511f11805a..38240acbfee6 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -99,6 +99,7 @@ struct priv_data {
int irq;
bool irq_tested;
wait_queue_head_t int_queue;
+ wait_queue_head_t read_queue;
};
#if defined(CONFIG_PNP) && defined(CONFIG_ACPI)
@@ -252,7 +253,7 @@ static int recv_data(struct tpm_chip *chip, u8 *buf, size_t count)
wait_for_tpm_stat(chip,
TPM_STS_DATA_AVAIL | TPM_STS_VALID,
chip->vendor.timeout_c,
- &chip->vendor.read_queue, true)
+ &priv->read_queue, true)
== 0) {
burstcnt = get_burstcount(chip);
for (; burstcnt > 0 && size < count; burstcnt--)
@@ -421,7 +422,7 @@ static int tpm_tis_send_main(struct tpm_chip *chip, u8 *buf, size_t len)
if (wait_for_tpm_stat
(chip, TPM_STS_DATA_AVAIL | TPM_STS_VALID, dur,
- &chip->vendor.read_queue, false) < 0) {
+ &priv->read_queue, false) < 0) {
rc = -ETIME;
goto out_err;
}
@@ -575,7 +576,7 @@ static irqreturn_t tis_int_handler(int dummy, void *dev_id)
((struct priv_data *)chip->vendor.priv)->irq_tested = true;
if (interrupt & TPM_INTF_DATA_AVAIL_INT)
- wake_up_interruptible(&chip->vendor.read_queue);
+ wake_up_interruptible(&priv->read_queue);
if (interrupt & TPM_INTF_LOCALITY_CHANGE_INT)
for (i = 0; i < 5; i++)
if (check_locality(chip, i) >= 0)
@@ -795,7 +796,7 @@ static int tpm_tis_init(struct device *dev, struct tpm_info *tpm_info,
}
/* INTERRUPT Setup */
- init_waitqueue_head(&chip->vendor.read_queue);
+ init_waitqueue_head(&priv->read_queue);
init_waitqueue_head(&priv->int_queue);
if (interrupts && tpm_info->irq != -1) {
if (tpm_info->irq) {