dmaengine: PL08x: Move LLI dumping code into separate function
This patch refactors debugging code that dumps LLI entries by moving it
into separate function, which is stubbed when VERBOSE_DEBUG is not
selected. This allows us to get rid of the ugly ifdef from the body of
pl08x_fill_llis_for_desc().
No functional change is introduced by this patch.
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index d3399c2..1fa05d6 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -814,6 +814,29 @@
(*total_bytes) += len;
}
+#ifdef VERBOSE_DEBUG
+static void pl08x_dump_lli(struct pl08x_driver_data *pl08x,
+ const u32 *llis_va, int num_llis)
+{
+ int i;
+
+ dev_vdbg(&pl08x->adev->dev,
+ "%-3s %-9s %-10s %-10s %-10s %s\n",
+ "lli", "", "csrc", "cdst", "clli", "cctl");
+ for (i = 0; i < num_llis; i++) {
+ dev_vdbg(&pl08x->adev->dev,
+ "%3d @%p: 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ i, llis_va, llis_va[PL080_LLI_SRC],
+ llis_va[PL080_LLI_DST], llis_va[PL080_LLI_LLI],
+ llis_va[PL080_LLI_CCTL]);
+ llis_va += pl08x->lli_words;
+ }
+}
+#else
+static inline void pl08x_dump_lli(struct pl08x_driver_data *pl08x,
+ const u32 *llis_va, int num_llis) {}
+#endif
+
/*
* This fills in the table of LLIs for the transfer descriptor
* Note that we assume we never have to change the burst sizes
@@ -1033,23 +1056,7 @@
/* The final LLI element shall also fire an interrupt. */
last_lli[PL080_LLI_CCTL] |= PL080_CONTROL_TC_IRQ_EN;
-#ifdef VERBOSE_DEBUG
- {
- int i;
-
- dev_vdbg(&pl08x->adev->dev,
- "%-3s %-9s %-10s %-10s %-10s %s\n",
- "lli", "", "csrc", "cdst", "clli", "cctl");
- for (i = 0; i < num_llis; i++) {
- dev_vdbg(&pl08x->adev->dev,
- "%3d @%p: 0x%08x 0x%08x 0x%08x 0x%08x\n",
- i, llis_va, llis_va[PL080_LLI_SRC],
- llis_va[PL080_LLI_DST], llis_va[PL080_LLI_LLI],
- llis_va[PL080_LLI_CCTL]);
- llis_va += pl08x->lli_words;
- }
- }
-#endif
+ pl08x_dump_lli(pl08x, llis_va, num_llis);
return num_llis;
}