[v2] capi: Mask Psl Credit timeout error for P9

Message ID 20170906070047.6714-1-vaibhav@linux.vnet.ibm.com
State New
Headers show
Series
  • [v2] capi: Mask Psl Credit timeout error for P9
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Commit Message

Vaibhav Jain Sept. 6, 2017, 7 a.m.
Mask the PSL credit timeout error in CAPP FIR Mask register
bit(46). As per the h/w team this error is now deprecated and shouldn't
cause any fir-action for P9.

Signed-off-by: Vaibhav Jain <vaibhav@linux.vnet.ibm.com>
---
Changelog:
    
v2 -> Switched to xscom_write_mask() for updating the bit [Steward]
---

 hw/phb4.c | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Christophe Lombard Sept. 20, 2017, 11:22 a.m. | #1
Le 06/09/2017 à 09:00, Vaibhav Jain a écrit :
> Mask the PSL credit timeout error in CAPP FIR Mask register
> bit(46). As per the h/w team this error is now deprecated and shouldn't
> cause any fir-action for P9.
>
> Signed-off-by: Vaibhav Jain <vaibhav@linux.vnet.ibm.com>
> ---
> Changelog:
>      
> v2 -> Switched to xscom_write_mask() for updating the bit [Steward]
> ---
>
>   hw/phb4.c | 4 ++++
>   1 file changed, 4 insertions(+)
>
> diff --git a/hw/phb4.c b/hw/phb4.c
> index 1e148e0b..6611602e 100644
> --- a/hw/phb4.c
> +++ b/hw/phb4.c
> @@ -3431,6 +3431,10 @@ static void phb4_init_capp_regs(struct phb4 *p)
>   			    0xFFFFF00E00000000);
>   	}
>   
> +	/* Mask the CAPP PSL Credit Timeout Register error */
> +	xscom_write_mask(p->chip_id, CAPP_FIR_MASK + offset,
> +			 PPC_BIT(46), PPC_BIT(46));
> +
>   	/* Deassert TLBI_FENCED and tlbi_psl_is_dead */
>   	xscom_write(p->chip_id, CAPP_ERR_STATUS_CTRL + offset, 0);
>   }

Acked-by:  Christophe Lombard<clombard@linux.vnet.ibm.com>
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    <div class="moz-cite-prefix">Le 06/09/2017 à 09:00, Vaibhav Jain a
      écrit :<br>
    </div>
    <blockquote type="cite"
      cite="mid:20170906070047.6714-1-vaibhav@linux.vnet.ibm.com">
      <pre wrap="">Mask the PSL credit timeout error in CAPP FIR Mask register
bit(46). As per the h/w team this error is now deprecated and shouldn't
cause any fir-action for P9.

Signed-off-by: Vaibhav Jain <a class="moz-txt-link-rfc2396E" href="mailto:vaibhav@linux.vnet.ibm.com">&lt;vaibhav@linux.vnet.ibm.com&gt;</a>
---
Changelog:
    
v2 -&gt; Switched to xscom_write_mask() for updating the bit [Steward]
---

 hw/phb4.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/hw/phb4.c b/hw/phb4.c
index 1e148e0b..6611602e 100644
--- a/hw/phb4.c
+++ b/hw/phb4.c
@@ -3431,6 +3431,10 @@ static void phb4_init_capp_regs(struct phb4 *p)
 			    0xFFFFF00E00000000);
 	}
 
+	/* Mask the CAPP PSL Credit Timeout Register error */
+	xscom_write_mask(p-&gt;chip_id, CAPP_FIR_MASK + offset,
+			 PPC_BIT(46), PPC_BIT(46));
+
 	/* Deassert TLBI_FENCED and tlbi_psl_is_dead */
 	xscom_write(p-&gt;chip_id, CAPP_ERR_STATUS_CTRL + offset, 0);
 }
</pre>
    </blockquote>
    <br>
    <pre>Acked-by:  Christophe Lombard <a class="moz-txt-link-rfc2396E" href="mailto:clombard@linux.vnet.ibm.com">&lt;clombard@linux.vnet.ibm.com&gt;</a></pre>
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Patch

diff --git a/hw/phb4.c b/hw/phb4.c
index 1e148e0b..6611602e 100644
--- a/hw/phb4.c
+++ b/hw/phb4.c
@@ -3431,6 +3431,10 @@  static void phb4_init_capp_regs(struct phb4 *p)
 			    0xFFFFF00E00000000);
 	}
 
+	/* Mask the CAPP PSL Credit Timeout Register error */
+	xscom_write_mask(p->chip_id, CAPP_FIR_MASK + offset,
+			 PPC_BIT(46), PPC_BIT(46));
+
 	/* Deassert TLBI_FENCED and tlbi_psl_is_dead */
 	xscom_write(p->chip_id, CAPP_ERR_STATUS_CTRL + offset, 0);
 }