On Mon, May 20, 2019 at 9:50 AM Alex Elder wrote:
>
> On 5/20/19 11:34 AM, Evan Green wrote:
> > On Mon, May 20, 2019 at 7:44 AM Alex Elder wrote:
> >>
> >> On 5/20/19 9:43 AM, Arnd Bergmann wrote:
> >>> I have no idea how two 8-bit assignments could do that,
> >>> it sounds like a serious gcc bu
On 5/20/19 11:34 AM, Evan Green wrote:
> On Mon, May 20, 2019 at 7:44 AM Alex Elder wrote:
>>
>> On 5/20/19 9:43 AM, Arnd Bergmann wrote:
>>> I have no idea how two 8-bit assignments could do that,
>>> it sounds like a serious gcc bug, unless you mean two
>>> 8-byte assignments, which would be wit
On Mon, May 20, 2019 at 7:44 AM Alex Elder wrote:
>
> On 5/20/19 9:43 AM, Arnd Bergmann wrote:
> > I have no idea how two 8-bit assignments could do that,
> > it sounds like a serious gcc bug, unless you mean two
> > 8-byte assignments, which would be within the range
> > of expected behavior. If
On 5/20/19 9:43 AM, Arnd Bergmann wrote:
> I have no idea how two 8-bit assignments could do that,
> it sounds like a serious gcc bug, unless you mean two
> 8-byte assignments, which would be within the range
> of expected behavior. If it's actually 8-bit stores, please
> open a bug against gcc wit
On Mon, May 20, 2019 at 2:50 PM Alex Elder wrote:
>
> On 5/20/19 4:25 AM, Arnd Bergmann wrote:
> > On Sun, May 19, 2019 at 7:11 PM Alex Elder wrote:
> >> On 5/17/19 1:44 PM, Alex Elder wrote:
> >>> On 5/17/19 1:33 PM, Arnd Bergmann wrote:
> On Fri, May 17, 2019 at 8:08 PM Alex Elder
> >>
>
On 5/20/19 4:25 AM, Arnd Bergmann wrote:
> On Sun, May 19, 2019 at 7:11 PM Alex Elder wrote:
>> On 5/17/19 1:44 PM, Alex Elder wrote:
>>> On 5/17/19 1:33 PM, Arnd Bergmann wrote:
On Fri, May 17, 2019 at 8:08 PM Alex Elder
>>
>> So it seems that I must *not* apply a volatile qualifier,
>> bec
On Sun, May 19, 2019 at 7:11 PM Alex Elder wrote:
> On 5/17/19 1:44 PM, Alex Elder wrote:
> > On 5/17/19 1:33 PM, Arnd Bergmann wrote:
> >> On Fri, May 17, 2019 at 8:08 PM Alex Elder
>
> So it seems that I must *not* apply a volatile qualifier,
> because doing so restricts the compiler from makin
On 5/17/19 1:44 PM, Alex Elder wrote:
> On 5/17/19 1:33 PM, Arnd Bergmann wrote:
>> On Fri, May 17, 2019 at 8:08 PM Alex Elder
>> wrote:
>>>
>>> On 5/15/19 2:34 AM, Arnd Bergmann wrote:
> +static void gsi_trans_tre_fill(struct gsi_tre *dest_tre,
> dma_addr_t addr, +
On 5/17/19 1:33 PM, Arnd Bergmann wrote:
> On Fri, May 17, 2019 at 8:08 PM Alex Elder wrote:
>>
>> On 5/15/19 2:34 AM, Arnd Bergmann wrote:
+static void gsi_trans_tre_fill(struct gsi_tre *dest_tre, dma_addr_t addr,
+ u32 len, bool last_tre, bool bei,
+
On Fri, May 17, 2019 at 8:08 PM Alex Elder wrote:
>
> On 5/15/19 2:34 AM, Arnd Bergmann wrote:
> >> +static void gsi_trans_tre_fill(struct gsi_tre *dest_tre, dma_addr_t addr,
> >> + u32 len, bool last_tre, bool bei,
> >> + enum ipa_cmd_opco
On 5/15/19 2:34 AM, Arnd Bergmann wrote:
>> +static void gsi_trans_tre_fill(struct gsi_tre *dest_tre, dma_addr_t addr,
>> + u32 len, bool last_tre, bool bei,
>> + enum ipa_cmd_opcode opcode)
>> +{
>> + struct gsi_tre tre;
>> +
>> +
On Wed, May 15, 2019 at 2:26 PM Alex Elder wrote:
> On 5/15/19 2:34 AM, Arnd Bergmann wrote:
> >> +/* Cancel a channel's pending transactions */
> >> +void gsi_channel_trans_cancel_pending(struct gsi_channel *channel)
> >> +{
> >> + struct gsi_trans_info *trans_info = &channel->trans_info;
>
On 5/15/19 2:34 AM, Arnd Bergmann wrote:
>> +static void gsi_trans_tre_fill(struct gsi_tre *dest_tre, dma_addr_t addr,
>> + u32 len, bool last_tre, bool bei,
>> + enum ipa_cmd_opcode opcode)
>> +{
>> + struct gsi_tre tre;
>> +
>> +
> +static void gsi_trans_tre_fill(struct gsi_tre *dest_tre, dma_addr_t addr,
> + u32 len, bool last_tre, bool bei,
> + enum ipa_cmd_opcode opcode)
> +{
> + struct gsi_tre tre;
> +
> + tre.addr = cpu_to_le64(addr);
> + tre.l
This patch implements GSI transactions. A GSI transaction is a
structure that represents a single request (consisting of one or
more TREs) sent to the GSI hardware. The last TRE in a transaction
includes a flag requesting that the GSI interrupt the AP to notify
that it has completed.
TREs are ex
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