Hello.
Felipe Balbi wrote:
From: Arnaud Mandy <ext-arnaud.2.mandy@xxxxxxxxx>
adding possibility to use dma for usb transfer.
Signed-off-by: Arnaud Mandy <ext-arnaud.2.mandy@xxxxxxxxx>
Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxx>
---
drivers/usb/musb/musb_core.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 90655df..4336856 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -114,9 +114,13 @@
#define TA_WAIT_BCON(m) max_t(int, (m)->a_wait_bcon, OTG_TIME_A_WAIT_BCON)
-static int __initdata use_dma = 0;
-#else
+#ifndef CONFIG_MUSB_PIO_ONLY
static int __initdata use_dma = 1;
+#else
+static int __initdata use_dma;
+#endif
+module_param(use_dma, bool, 0);
+MODULE_PARM_DESC(use_dma, "enable/disable use of DMA");
Why all these changes to and fro ot this poor little fragment of the
code? :-) I don't get it...
unsigned musb_debug;
module_param_named(debug, musb_debug, uint, S_IRUGO | S_IWUSR);
WBR, Sergei
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