[Intel-gfx] [v2 14/15] drm/i915/adls: s/ADLS/ALDERLAKE_S in platform and subplatform defines

[Lucas De Marchi]

On Tue, Jul 18, 2023 at 11:53:17AM +0100, Tvrtko Ursulin wrote:
>
>On 18/07/2023 09:11, Dnyaneshwar Bhadane wrote:
>>From: Anusha Srivatsa <anusha.srivatsa at intel.com>
>>
>>Driver refers to the platform Alderlake S as ADLS in places
>>and ALDERLAKE_S in some. Making the consistent change
>>to avoid confusion of the right naming convention for
>>the platform.
>>
>>v2:
>>- Unrolled wrapper IS_ADLS_GRAPHICS_STEP and Replace
>>with IS_ALDERLAKE_S() && IS_GRAPHICS_STEP() (Jani/Tvrtko).
>>
>>Signed-off-by: Anusha Srivatsa <anusha.srivatsa at intel.com>
>>---
>>  drivers/gpu/drm/i915/display/intel_display_device.c | 2 +-
>>  drivers/gpu/drm/i915/gt/uc/intel_uc.c               | 2 +-
>>  drivers/gpu/drm/i915/i915_drv.h                     | 6 +++---
>>  drivers/gpu/drm/i915/intel_step.c                   | 2 +-
>>  4 files changed, 6 insertions(+), 6 deletions(-)
>>
>>diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c
>>index 3fd30e7f0062..252dd8446410 100644
>>--- a/drivers/gpu/drm/i915/display/intel_display_device.c
>>+++ b/drivers/gpu/drm/i915/display/intel_display_device.c
>>@@ -797,7 +797,7 @@ void intel_display_device_info_runtime_init(struct drm_i915_private *i915)
>>  	enum pipe pipe;
>>  	/* Wa_14011765242: adl-s A0,A1 */
>>-	if (IS_ADLS_DISPLAY_STEP(i915, STEP_A0, STEP_A2))
>>+	if (IS_ALDERLAKE_S(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_A2))
>>  		for_each_pipe(i915, pipe)
>>  			display_runtime->num_scalers[pipe] = 0;
>>  	else if (DISPLAY_VER(i915) >= 11) {
>>diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
>>index 18250fb64bd8..eb28705b88bd 100644
>>--- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c
>>+++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c
>>@@ -43,7 +43,7 @@ static void uc_expand_default_options(struct intel_uc *uc)
>>  	}
>>  	/* Intermediate platforms are HuC authentication only */
>>-	if (IS_ALDERLAKE_S(i915) && !IS_ADLS_RPLS(i915)) {
>>+	if (IS_ALDERLAKE_S(i915) && !IS_ALDERLAKE_S_RPLS(i915)) {
>>  		i915->params.enable_guc = ENABLE_GUC_LOAD_HUC;
>>  		return;
>>  	}
>>diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
>>index 942004afdd2f..e15471bbad5a 100644
>>--- a/drivers/gpu/drm/i915/i915_drv.h
>>+++ b/drivers/gpu/drm/i915/i915_drv.h
>>@@ -585,7 +585,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>>  	IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_G11)
>>  #define IS_DG2_G12(i915) \
>>  	IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_G12)
>>-#define IS_ADLS_RPLS(i915) \
>>+#define IS_ALDERLAKE_S_RPLS(i915) \
>
>I don't know what we should/could do with these Alderlake macros.. I 
>mean all three of:
>
> IS_ALDERLAKE_S_RPLS
> IS_ALDERLAKE_P_RPLP
> IS_ALDERLAKE_RPLU
>
>It becomes too long to expand the TLA suffix..
>
>Is there scope to turn this around and simplify in code like:
>
>  IS_RAPTORLAKE_S/P/U ?
>
>Not sure at all, just throwing out wild ideas.. There aren't many call 
>sites for those three but despite that I don't see any easy cheats to 
>tidy it.

I agree. I think "promoting" it like you mention is great and avoids the
super long macro. IS_ADLS_RPLS() was already ambiguous if you don't know
rpl is treated as a subplatform (is it ADLS || RPLS?). That's kind of
different than the DG2 case since there isn't a G10/G11/G12 platform by
itself.


thanks
Lucas De Marchi

>
>Regards,
>
>Tvrtko
>
>>  	IS_SUBPLATFORM(i915, INTEL_ALDERLAKE_S, INTEL_SUBPLATFORM_RPL)
>>  #define IS_ALDERLAKE_P_N(i915) \
>>  	IS_SUBPLATFORM(i915, INTEL_ALDERLAKE_P, INTEL_SUBPLATFORM_N)
>>@@ -664,11 +664,11 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>>  	 IS_DISPLAY_STEP(__i915, since, until))
>>-#define IS_ADLS_DISPLAY_STEP(__i915, since, until) \
>>+#define IS_ALDERLAKE_S_DISPLAY_STEP(__i915, since, until) \
>>  	(IS_ALDERLAKE_S(__i915) && \
>>  	 IS_DISPLAY_STEP(__i915, since, until))
>>-#define IS_ADLS_GRAPHICS_STEP(__i915, since, until) \
>>+#define IS_ALDERLAKE_GRAPHICS_STEP(__i915, since, until) \
>>  	(IS_ALDERLAKE_S(__i915) && \
>>  	 IS_GRAPHICS_STEP(__i915, since, until))
>>diff --git a/drivers/gpu/drm/i915/intel_step.c b/drivers/gpu/drm/i915/intel_step.c
>>index 545102d14ba4..5904aa5640e1 100644
>>--- a/drivers/gpu/drm/i915/intel_step.c
>>+++ b/drivers/gpu/drm/i915/intel_step.c
>>@@ -201,7 +201,7 @@ void intel_step_init(struct drm_i915_private *i915)
>>  	} else if (IS_ALDERLAKE_P(i915)) {
>>  		revids = adlp_revids;
>>  		size = ARRAY_SIZE(adlp_revids);
>>-	} else if (IS_ADLS_RPLS(i915)) {
>>+	} else if (IS_ALDERLAKE_S_RPLS(i915)) {
>>  		revids = adls_rpls_revids;
>>  		size = ARRAY_SIZE(adls_rpls_revids);
>>  	} else if (IS_ALDERLAKE_S(i915)) {