Messages in this thread Patch in this message | | | From | Armando Uribe <> | Subject | [PATCH] omap:mailbox: resolve hang issue | Date | Mon, 28 Feb 2011 18:14:23 -0600 |
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From: Hari Kanigeri <h-kanigeri2@ti.com>
omap4 interrupt disable bits is different. On rx kfifo full, the mbox rx interrupts wasn't getting disabled, and this is causing the rcm stress tests to hang.
Signed-off-by: Hari Kanigeri <h-kanigeri2@ti.com> Signed-off-by: Armando Uribe <x0095078@ti.com> --- arch/arm/mach-omap2/mailbox.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c index 3d05ac8..2bfe8c6 100644 --- a/arch/arm/mach-omap2/mailbox.c +++ b/arch/arm/mach-omap2/mailbox.c @@ -207,7 +207,10 @@ static void omap2_mbox_disable_irq(struct omap_mbox *mbox, struct omap_mbox2_priv *p = mbox->priv; u32 l, bit = (irq == IRQ_TX) ? p->notfull_bit : p->newmsg_bit; l = mbox_read_reg(p->irqdisable); - l &= ~bit; + if (cpu_is_omap44xx()) + l |= bit; + else + l &= ~bit; mbox_write_reg(l, p->irqdisable); } -- 1.7.0.4
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