On Wed, 11 Nov 2020, Tony Lindgren wrote:
> With commit 3a6f0fb7b8eb ("regmap: irq: Add support to clear ack
> registers"), the cpcap interrupts are no longer getting acked properly
> leading to a very unresponsive device with CPUs fully loaded spinning
> in the threaded IRQ handlers.
>
> To me
On Mon, Nov 16, 2020 at 12:43:57PM -0800, Tim Harvey wrote:
> What are your thoughts regarding the issue of regmap_irq_sync_unlock
> ack_invert ack'ing by writing ~d->mask_buf[i] which ends up setting
> all the other bits not trying to be awk'd? I would say that the device
> allowing an
On Sun, Nov 15, 2020 at 12:43 AM Tony Lindgren wrote:
>
> * Tim Harvey [201113 22:07]:
> > 3a6f0fb7b8eb ("regmap: irq: Add support to clear ack registers")
> > appears to not only add the new clear_ack case it also attempts to
> > resolve the long standing ack_invert issue with this change:
> >
On Mon, Nov 16, 2020 at 10:59 AM Mark Brown wrote:
>
> On Fri, Nov 13, 2020 at 02:06:29PM -0800, Tim Harvey wrote:
>
> > asserted? I'm also wondering if my issue is that I currently have the
> > interrupt registered as such:
>
> > ret = devm_regmap_add_irq_chip(dev, gsc->regmap, client->irq,
> >
On Fri, Nov 13, 2020 at 02:06:29PM -0800, Tim Harvey wrote:
> asserted? I'm also wondering if my issue is that I currently have the
> interrupt registered as such:
> ret = devm_regmap_add_irq_chip(dev, gsc->regmap, client->irq,
> IRQF_ONESHOT | IRQF_SHARED | IRQF_TRIGGER_FALLING, 0, _irq_chip,
>
Hi!
> With commit 3a6f0fb7b8eb ("regmap: irq: Add support to clear ack
> registers"), the cpcap interrupts are no longer getting acked properly
> leading to a very unresponsive device with CPUs fully loaded spinning
> in the threaded IRQ handlers.
>
> To me it looks like the clear_ack commit
* Tim Harvey [201113 22:07]:
> 3a6f0fb7b8eb ("regmap: irq: Add support to clear ack registers")
> appears to not only add the new clear_ack case it also attempts to
> resolve the long standing ack_invert issue with this change:
>
> - ret = regmap_write(map, reg, data->status_buf[i]);
> + if
On Fri, Nov 13, 2020 at 2:21 AM Lee Jones wrote:
>
> On Wed, 11 Nov 2020, Tony Lindgren wrote:
>
> > With commit 3a6f0fb7b8eb ("regmap: irq: Add support to clear ack
> > registers"), the cpcap interrupts are no longer getting acked properly
> > leading to a very unresponsive device with CPUs
On Wed, 11 Nov 2020, Tony Lindgren wrote:
> With commit 3a6f0fb7b8eb ("regmap: irq: Add support to clear ack
> registers"), the cpcap interrupts are no longer getting acked properly
> leading to a very unresponsive device with CPUs fully loaded spinning
> in the threaded IRQ handlers.
>
> To me
With commit 3a6f0fb7b8eb ("regmap: irq: Add support to clear ack
registers"), the cpcap interrupts are no longer getting acked properly
leading to a very unresponsive device with CPUs fully loaded spinning
in the threaded IRQ handlers.
To me it looks like the clear_ack commit above actually fixed
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