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Date: Wed, 17 Apr 2024 13:26:55 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: Bjorn Helgaas <helgaas@kernel.org>
Cc: Frank Li <Frank.Li@nxp.com>, Bjorn Helgaas <bhelgaas@google.com>,
	Jingoo Han <jingoohan1@gmail.com>,
	Gustavo Pimentel <gustavo.pimentel@synopsys.com>,
	Lorenzo Pieralisi <lpieralisi@kernel.org>,
	Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= <kw@linux.com>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>, imx@lists.linux.dev,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org
Subject: Re: [PATCH v6 4/5] PCI: Add PCIE_MSG_CODE_PME_TURN_OFF message macro
Message-ID: <20240417075655.GF3894@thinkpad>
References: <20240415-pme_msg-v6-4-56dad968ad3a@nxp.com>
 <20240416170242.GA164032@bhelgaas>
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In-Reply-To: <20240416170242.GA164032@bhelgaas>

On Tue, Apr 16, 2024 at 12:02:42PM -0500, Bjorn Helgaas wrote:
> On Mon, Apr 15, 2024 at 03:33:28PM -0400, Frank Li wrote:
> > Add PCIE_MSG_CODE_PME_TURN_OFF macros to enable a PCIe host driver to send
> > PME_Turn_Off messages.
> > 
> > Signed-off-by: Frank Li <Frank.Li@nxp.com>
> > ---
> >  drivers/pci/pci.h | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
> > index 19b4227a8a7e8..1f6d54a5a7cfc 100644
> > --- a/drivers/pci/pci.h
> > +++ b/drivers/pci/pci.h
> > @@ -30,6 +30,8 @@
> >  #define PCIE_MSG_TYPE_R_LOCAL	4
> >  #define PCIE_MSG_TYPE_R_GATHER	5
> >  
> > +#define PCIE_MSG_CODE_PME_TURN_OFF	0x19
> 
> This is defined in PCIe r6.0, sec 2.2.8.2, so move this below the INTx
> #defines so they're all in the order of the spec sections and add the

I think it was me who suggested moving this up to keep it sorted in ascending
order :/

- Mani

> spec citation to follow the same style as the surrounding #defines,
> i.e.,
> 
>   /* Power Management Messages; PCIe r6.0, sec 2.2.8.2 */
>   #define PCIE_MSG_CODE_PME_TURN_OFF   0x19
> 
> While you're at it, tweak the [1/5] comments to be:
> 
>   /* Message Routing (r[2:0]); PCIe r6.0, sec 2.2.8 */
>   /* INTx Mechanism Messages; PCIe r6.0, sec 2.2.8.1 */
> 
> since the "Message Routing See: PCIe ..." comments are run together
> and need some punctuation between the text and the citation.
> 
> With these,
> 
> Acked-by: Bjorn Helgaas <bhelgaas@google.com>
> 
> >  /* INTx Mechanism Messages See: PCIe r6.0, sec 2.2.8.1 */
> >  #define PCIE_MSG_CODE_ASSERT_INTA	0x20
> >  #define PCIE_MSG_CODE_ASSERT_INTB	0x21
> > 
> > -- 
> > 2.34.1
> > 

-- 
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