diff mbox

[1/2] drm/i915: follow single notation for workaround number

Message ID 20171128210820.28539-1-lucas.demarchi@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Lucas De Marchi Nov. 28, 2017, 9:08 p.m. UTC
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 2 +-
 drivers/gpu/drm/i915/intel_hdmi.c    | 2 +-
 drivers/gpu/drm/i915/intel_pm.c      | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

Comments

Vivi, Rodrigo Nov. 29, 2017, 11:44 p.m. UTC | #1
On Tue, Nov 28, 2017 at 09:08:19PM +0000, Lucas De Marchi wrote:
> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 2 +-
>  drivers/gpu/drm/i915/intel_hdmi.c    | 2 +-
>  drivers/gpu/drm/i915/intel_pm.c      | 2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 76c75d34e799..9a0ebf205435 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -15126,7 +15126,7 @@ get_encoder_power_domains(struct drm_i915_private *dev_priv)
>  
>  static void intel_early_display_was(struct drm_i915_private *dev_priv)
>  {
> -	/* Display WA #1185 WaDisableDARBFClkGating:cnl,glk */
> +	/* Display WA #1185 WaDisableDARBFClkGating: cnl,glk */

If you introduce the space here I believe this patch will need to get bigger.
probably to just leave without it.

>  	if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv))
>  		I915_WRITE(GEN9_CLKGATE_DIS_0, I915_READ(GEN9_CLKGATE_DIS_0) |
>  			   DARBF_GATING_DIS);
> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> index 9d5e72728475..691600ce48c4 100644
> --- a/drivers/gpu/drm/i915/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> @@ -1380,7 +1380,7 @@ static bool hdmi_12bpc_possible(const struct intel_crtc_state *crtc_state)
>  		}
>  	}
>  
> -	/* Display Wa #1139 */
> +	/* Display WA #1139 */

maybe good to add the affected platforms here as well?

>  	if (IS_GLK_REVID(dev_priv, 0, GLK_REVID_A1) &&
>  	    crtc_state->base.adjusted_mode.htotal > 5460)
>  		return false;
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index a80c322c5b43..7905b8313e40 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -61,7 +61,7 @@ static void gen9_init_clock_gating(struct drm_i915_private *dev_priv)
>  	if (HAS_LLC(dev_priv)) {
>  		/*
>  		 * WaCompressedResourceDisplayNewHashMode:skl,kbl
> -		 * Display WA#0390: skl,kbl
> +		 * Display WA #0390: skl,kbl
>  		 *
>  		 * Must match Sampler, Pixel Back End, and Media. See
>  		 * WaCompressedResourceSamplerPbeMediaNewHashMode.
> -- 
> 2.14.3
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
Lucas De Marchi Nov. 29, 2017, 11:53 p.m. UTC | #2
On Wed, 2017-11-29 at 15:44 -0800, Rodrigo Vivi wrote:
> On Tue, Nov 28, 2017 at 09:08:19PM +0000, Lucas De Marchi wrote:

> > Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>

> > Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>

> > ---

> >  drivers/gpu/drm/i915/intel_display.c | 2 +-

> >  drivers/gpu/drm/i915/intel_hdmi.c    | 2 +-

> >  drivers/gpu/drm/i915/intel_pm.c      | 2 +-

> >  3 files changed, 3 insertions(+), 3 deletions(-)

> > 

> > diff --git a/drivers/gpu/drm/i915/intel_display.c

> > b/drivers/gpu/drm/i915/intel_display.c

> > index 76c75d34e799..9a0ebf205435 100644

> > --- a/drivers/gpu/drm/i915/intel_display.c

> > +++ b/drivers/gpu/drm/i915/intel_display.c

> > @@ -15126,7 +15126,7 @@ get_encoder_power_domains(struct drm_i915_private

> > *dev_priv)

> >  

> >  static void intel_early_display_was(struct drm_i915_private *dev_priv)

> >  {

> > -	/* Display WA #1185 WaDisableDARBFClkGating:cnl,glk */

> > +	/* Display WA #1185 WaDisableDARBFClkGating: cnl,glk */

> 

> If you introduce the space here I believe this patch will need to get

> bigger.

> probably to just leave without it.


Not from my grep.  The ones that don't have space are the ones that don't have
numbers either. Of course we could just ignore this and allow to either have
spaces or not.

git grep -e "Wa[A-Z]" -- drivers/gpu/drm/i915/

vs

git grep -i -e "WA \#" -- drivers/gpu/drm/i915/


... and this last one shows I forgot one case in
drivers/gpu/drm/i915/intel_pm.c


Lucas De Marchi

> 

> >  	if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv))

> >  		I915_WRITE(GEN9_CLKGATE_DIS_0,

> > I915_READ(GEN9_CLKGATE_DIS_0) |

> >  			   DARBF_GATING_DIS);

> > diff --git a/drivers/gpu/drm/i915/intel_hdmi.c

> > b/drivers/gpu/drm/i915/intel_hdmi.c

> > index 9d5e72728475..691600ce48c4 100644

> > --- a/drivers/gpu/drm/i915/intel_hdmi.c

> > +++ b/drivers/gpu/drm/i915/intel_hdmi.c

> > @@ -1380,7 +1380,7 @@ static bool hdmi_12bpc_possible(const struct

> > intel_crtc_state *crtc_state)

> >  		}

> >  	}

> >  

> > -	/* Display Wa #1139 */

> > +	/* Display WA #1139 */

> 

> maybe good to add the affected platforms here as well?

> 

> >  	if (IS_GLK_REVID(dev_priv, 0, GLK_REVID_A1) &&

> >  	    crtc_state->base.adjusted_mode.htotal > 5460)

> >  		return false;

> > diff --git a/drivers/gpu/drm/i915/intel_pm.c

> > b/drivers/gpu/drm/i915/intel_pm.c

> > index a80c322c5b43..7905b8313e40 100644

> > --- a/drivers/gpu/drm/i915/intel_pm.c

> > +++ b/drivers/gpu/drm/i915/intel_pm.c

> > @@ -61,7 +61,7 @@ static void gen9_init_clock_gating(struct

> > drm_i915_private *dev_priv)

> >  	if (HAS_LLC(dev_priv)) {

> >  		/*

> >  		 * WaCompressedResourceDisplayNewHashMode:skl,kbl

> > -		 * Display WA#0390: skl,kbl

> > +		 * Display WA #0390: skl,kbl

> >  		 *

> >  		 * Must match Sampler, Pixel Back End, and Media. See

> >  		 * WaCompressedResourceSamplerPbeMediaNewHashMode.

> > -- 

> > 2.14.3

> > 

> > _______________________________________________

> > Intel-gfx mailing list

> > Intel-gfx@lists.freedesktop.org

> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
Vivi, Rodrigo Nov. 30, 2017, 12:26 a.m. UTC | #3
On Wed, Nov 29, 2017 at 11:53:16PM +0000, De Marchi, Lucas wrote:
> On Wed, 2017-11-29 at 15:44 -0800, Rodrigo Vivi wrote:
> > On Tue, Nov 28, 2017 at 09:08:19PM +0000, Lucas De Marchi wrote:
> > > Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
> > > Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
> > > ---
> > >  drivers/gpu/drm/i915/intel_display.c | 2 +-
> > >  drivers/gpu/drm/i915/intel_hdmi.c    | 2 +-
> > >  drivers/gpu/drm/i915/intel_pm.c      | 2 +-
> > >  3 files changed, 3 insertions(+), 3 deletions(-)
> > > 
> > > diff --git a/drivers/gpu/drm/i915/intel_display.c
> > > b/drivers/gpu/drm/i915/intel_display.c
> > > index 76c75d34e799..9a0ebf205435 100644
> > > --- a/drivers/gpu/drm/i915/intel_display.c
> > > +++ b/drivers/gpu/drm/i915/intel_display.c
> > > @@ -15126,7 +15126,7 @@ get_encoder_power_domains(struct drm_i915_private
> > > *dev_priv)
> > >  
> > >  static void intel_early_display_was(struct drm_i915_private *dev_priv)
> > >  {
> > > -	/* Display WA #1185 WaDisableDARBFClkGating:cnl,glk */
> > > +	/* Display WA #1185 WaDisableDARBFClkGating: cnl,glk */
> > 
> > If you introduce the space here I believe this patch will need to get
> > bigger.
> > probably to just leave without it.
> 
> Not from my grep.  The ones that don't have space are the ones that don't have
> numbers either. Of course we could just ignore this and allow to either have
> spaces or not.
> 
> git grep -e "Wa[A-Z]" -- drivers/gpu/drm/i915/
> 

Well, using this I see

$ git grep -e "Wa[A-Z]" -- drivers/gpu/drm/i915/ | wc -l
235

where only
$ git grep -e "Wa[A-Z]" -- drivers/gpu/drm/i915/ | grep ": " | wc -l
9

have space.

So maybe it would be good to convert those 9 to match the most used style,
i.e., no space.

Not that I have a strong preference actually. As far as we have the information
about the platform, WaStrangeNameWhenTheyExist, and Display WA #<number>, I'm ok with it,
no matter order or spaces ;)

> vs
> 
> git grep -i -e "WA \#" -- drivers/gpu/drm/i915/
> 
> 
> ... and this last one shows I forgot one case in
> drivers/gpu/drm/i915/intel_pm.c

so, if you insist on this format with space for the displays one I ack the v2 ;)

> 
> 
> Lucas De Marchi
> 
> > 
> > >  	if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv))
> > >  		I915_WRITE(GEN9_CLKGATE_DIS_0,
> > > I915_READ(GEN9_CLKGATE_DIS_0) |
> > >  			   DARBF_GATING_DIS);
> > > diff --git a/drivers/gpu/drm/i915/intel_hdmi.c
> > > b/drivers/gpu/drm/i915/intel_hdmi.c
> > > index 9d5e72728475..691600ce48c4 100644
> > > --- a/drivers/gpu/drm/i915/intel_hdmi.c
> > > +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> > > @@ -1380,7 +1380,7 @@ static bool hdmi_12bpc_possible(const struct
> > > intel_crtc_state *crtc_state)
> > >  		}
> > >  	}
> > >  
> > > -	/* Display Wa #1139 */
> > > +	/* Display WA #1139 */
> > 
> > maybe good to add the affected platforms here as well?
> > 
> > >  	if (IS_GLK_REVID(dev_priv, 0, GLK_REVID_A1) &&
> > >  	    crtc_state->base.adjusted_mode.htotal > 5460)
> > >  		return false;
> > > diff --git a/drivers/gpu/drm/i915/intel_pm.c
> > > b/drivers/gpu/drm/i915/intel_pm.c
> > > index a80c322c5b43..7905b8313e40 100644
> > > --- a/drivers/gpu/drm/i915/intel_pm.c
> > > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > > @@ -61,7 +61,7 @@ static void gen9_init_clock_gating(struct
> > > drm_i915_private *dev_priv)
> > >  	if (HAS_LLC(dev_priv)) {
> > >  		/*
> > >  		 * WaCompressedResourceDisplayNewHashMode:skl,kbl
> > > -		 * Display WA#0390: skl,kbl
> > > +		 * Display WA #0390: skl,kbl
> > >  		 *
> > >  		 * Must match Sampler, Pixel Back End, and Media. See
> > >  		 * WaCompressedResourceSamplerPbeMediaNewHashMode.
> > > -- 
> > > 2.14.3
> > > 
> > > _______________________________________________
> > > Intel-gfx mailing list
> > > Intel-gfx@lists.freedesktop.org
> > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 76c75d34e799..9a0ebf205435 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15126,7 +15126,7 @@  get_encoder_power_domains(struct drm_i915_private *dev_priv)
 
 static void intel_early_display_was(struct drm_i915_private *dev_priv)
 {
-	/* Display WA #1185 WaDisableDARBFClkGating:cnl,glk */
+	/* Display WA #1185 WaDisableDARBFClkGating: cnl,glk */
 	if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv))
 		I915_WRITE(GEN9_CLKGATE_DIS_0, I915_READ(GEN9_CLKGATE_DIS_0) |
 			   DARBF_GATING_DIS);
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 9d5e72728475..691600ce48c4 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1380,7 +1380,7 @@  static bool hdmi_12bpc_possible(const struct intel_crtc_state *crtc_state)
 		}
 	}
 
-	/* Display Wa #1139 */
+	/* Display WA #1139 */
 	if (IS_GLK_REVID(dev_priv, 0, GLK_REVID_A1) &&
 	    crtc_state->base.adjusted_mode.htotal > 5460)
 		return false;
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a80c322c5b43..7905b8313e40 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -61,7 +61,7 @@  static void gen9_init_clock_gating(struct drm_i915_private *dev_priv)
 	if (HAS_LLC(dev_priv)) {
 		/*
 		 * WaCompressedResourceDisplayNewHashMode:skl,kbl
-		 * Display WA#0390: skl,kbl
+		 * Display WA #0390: skl,kbl
 		 *
 		 * Must match Sampler, Pixel Back End, and Media. See
 		 * WaCompressedResourceSamplerPbeMediaNewHashMode.