From: Allen Pais <ap...@linux.microsoft.com>

In preparation for unconditionally passing the
struct tasklet_struct pointer to all tasklet
callbacks, switch to using the new tasklet_setup()
and from_tasklet() to pass the tasklet pointer explicitly.

Signed-off-by: Romain Perier <romain.per...@gmail.com>
Signed-off-by: Allen Pais <ap...@linux.microsoft.com>
---
 drivers/crypto/talitos.c | 42 ++++++++++++++++++----------------------
 1 file changed, 19 insertions(+), 23 deletions(-)

diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 4fd85f31630a..be4f7dd810fd 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -403,10 +403,11 @@ static void flush_channel(struct device *dev, int ch, int 
error, int reset_ch)
  * process completed requests for channels that have done status
  */
 #define DEF_TALITOS1_DONE(name, ch_done_mask)                          \
-static void talitos1_done_##name(unsigned long data)                   \
+static void talitos1_done_##name(struct tasklet_struct *t)             \
 {                                                                      \
-       struct device *dev = (struct device *)data;                     \
-       struct talitos_private *priv = dev_get_drvdata(dev);            \
+       struct talitos_private *priv = from_tasklet(priv, t,            \
+               done_task[0]);                                          \
+       struct device *dev = priv->dev;                                 \
        unsigned long flags;                                            \
                                                                        \
        if (ch_done_mask & 0x10000000)                                  \
@@ -429,11 +430,12 @@ static void talitos1_done_##name(unsigned long data)      
                \
 DEF_TALITOS1_DONE(4ch, TALITOS1_ISR_4CHDONE)
 DEF_TALITOS1_DONE(ch0, TALITOS1_ISR_CH_0_DONE)
 
-#define DEF_TALITOS2_DONE(name, ch_done_mask)                          \
-static void talitos2_done_##name(unsigned long data)                   \
+#define DEF_TALITOS2_DONE(name, ch_done_mask, tasklet_idx)             \
+static void talitos2_done_##name(struct tasklet_struct *t)             \
 {                                                                      \
-       struct device *dev = (struct device *)data;                     \
-       struct talitos_private *priv = dev_get_drvdata(dev);            \
+       struct talitos_private *priv = from_tasklet(priv, t,            \
+               done_task[tasklet_idx]);                                \
+       struct device *dev = priv->dev;                                 \
        unsigned long flags;                                            \
                                                                        \
        if (ch_done_mask & 1)                                           \
@@ -453,10 +455,10 @@ static void talitos2_done_##name(unsigned long data)      
                \
        spin_unlock_irqrestore(&priv->reg_lock, flags);                 \
 }
 
-DEF_TALITOS2_DONE(4ch, TALITOS2_ISR_4CHDONE)
-DEF_TALITOS2_DONE(ch0, TALITOS2_ISR_CH_0_DONE)
-DEF_TALITOS2_DONE(ch0_2, TALITOS2_ISR_CH_0_2_DONE)
-DEF_TALITOS2_DONE(ch1_3, TALITOS2_ISR_CH_1_3_DONE)
+DEF_TALITOS2_DONE(4ch, TALITOS2_ISR_4CHDONE, 0)
+DEF_TALITOS2_DONE(ch0, TALITOS2_ISR_CH_0_DONE, 0)
+DEF_TALITOS2_DONE(ch0_2, TALITOS2_ISR_CH_0_2_DONE, 0)
+DEF_TALITOS2_DONE(ch1_3, TALITOS2_ISR_CH_1_3_DONE, 1)
 
 /*
  * locate current (offending) descriptor
@@ -3386,23 +3388,17 @@ static int talitos_probe(struct platform_device *ofdev)
 
        if (has_ftr_sec1(priv)) {
                if (priv->num_channels == 1)
-                       tasklet_init(&priv->done_task[0], talitos1_done_ch0,
-                                    (unsigned long)dev);
+                       tasklet_setup(&priv->done_task[0], talitos1_done_ch0);
                else
-                       tasklet_init(&priv->done_task[0], talitos1_done_4ch,
-                                    (unsigned long)dev);
+                       tasklet_setup(&priv->done_task[0], talitos1_done_4ch);
        } else {
                if (priv->irq[1]) {
-                       tasklet_init(&priv->done_task[0], talitos2_done_ch0_2,
-                                    (unsigned long)dev);
-                       tasklet_init(&priv->done_task[1], talitos2_done_ch1_3,
-                                    (unsigned long)dev);
+                       tasklet_setup(&priv->done_task[0], talitos2_done_ch0_2);
+                       tasklet_setup(&priv->done_task[1], talitos2_done_ch1_3);
                } else if (priv->num_channels == 1) {
-                       tasklet_init(&priv->done_task[0], talitos2_done_ch0,
-                                    (unsigned long)dev);
+                       tasklet_setup(&priv->done_task[0], talitos2_done_ch0);
                } else {
-                       tasklet_init(&priv->done_task[0], talitos2_done_4ch,
-                                    (unsigned long)dev);
+                       tasklet_setup(&priv->done_task[0], talitos2_done_4ch);
                }
        }
 
-- 
2.25.1

Reply via email to