[EXTERNAL] Re: [PATCH net 1/2] net: ti: icss-iep: Fix pwidth configuration for perout signal
Malladi, Meghana
m-malladi at ti.com
Thu Feb 13 22:05:07 PST 2025
On 2/13/2025 4:53 PM, Paolo Abeni wrote:
> On 2/11/25 11: 35 AM, Meghana Malladi wrote: > @@ -419,8 +426,9 @@
> static int icss_iep_perout_enable_hw(struct icss_iep *iep, >
> regmap_write(iep->map, ICSS_IEP_CMP1_REG0, lower_32_bits(cmp)); > if
> (iep->plat_data->flags &
> ZjQcmQRYFpfptBannerStart
> This message was sent from outside of Texas Instruments.
> Do not click links or open attachments unless you recognize the source
> of this email and know the content is safe.
> Report Suspicious
> <https://us-phishalarm-ewt.proofpoint.com/EWT/v1/G3vK!
> updqdzavl0dbisXOnfkDHxHqGlQUHEro3tgnljLa7x4DRPBIRKu8Nqm3bW1LeMtXFyqz6yM7_tLlrvUmslKj9m_IL0hUlNU$>
> ZjQcmQRYFpfptBannerEnd
>
> On 2/11/25 11:35 AM, Meghana Malladi wrote:
>> @@ -419,8 +426,9 @@ static int icss_iep_perout_enable_hw(struct icss_iep *iep,
>> regmap_write(iep->map, ICSS_IEP_CMP1_REG0, lower_32_bits(cmp));
>> if (iep->plat_data->flags & ICSS_IEP_64BIT_COUNTER_SUPPORT)
>> regmap_write(iep->map, ICSS_IEP_CMP1_REG1, upper_32_bits(cmp));
>> - /* Configure SYNC, 1ms pulse width */
>> - regmap_write(iep->map, ICSS_IEP_SYNC_PWIDTH_REG, 1000000);
>> + /* Configure SYNC, based on req on width */
>> + regmap_write(iep->map, ICSS_IEP_SYNC_PWIDTH_REG,
>> + (u32)(ns_width / iep->def_inc));
>
> This causes build errors on 32bits:
>
> ERROR: modpost: "__udivdi3" [drivers/net/ethernet/ti/icssg/icss_iep.ko]
> undefined!
> make[3]: *** [../scripts/Makefile.modpost:147: Module.symvers] Error 1
> make[2]: *** [/home/nipa/net/wt-0/Makefile:1944: modpost] Error 2
> make[1]: *** [/home/nipa/net/wt-0/Makefile:251: __sub-make] Error 2
> make: *** [Makefile:251: __sub-make] Error 2
> ERROR: modpost: "__udivdi3" [drivers/net/ethernet/ti/icssg/icss_iep.ko]
>
> You should use div_u64()
>
I see, thanks.
Can you tell me how can I reproduce this on my end for 32 bits.
Will fix this in v2.
> /P
>
More information about the linux-arm-kernel
mailing list