[Intel-gfx] [PATCH v2 4/4] drm/i915: Add glk to intel_detect_preproduction_hw()

[Imre Deak]

On Tue, Jan 28, 2020 at 05:51:52PM +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Detect GLK pre-production steppings. Not 100% of A2 being pre-prod
> since the spec is a bit of a mess but feels more or less correct.
> 
> Suggested-by: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

On the series:
Reviewed-by: Imre Deak <imre.deak at intel.com>

> ---
>  drivers/gpu/drm/i915/i915_drv.c | 1 +
>  drivers/gpu/drm/i915/i915_drv.h | 2 ++
>  2 files changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 5a5846d892f4..d89d54f5593c 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -438,6 +438,7 @@ static void intel_detect_preproduction_hw(struct drm_i915_private *dev_priv)
>  	pre |= IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0);
>  	pre |= IS_BXT_REVID(dev_priv, 0, BXT_REVID_B_LAST);
>  	pre |= IS_KBL_REVID(dev_priv, 0, KBL_REVID_A0);
> +	pre |= IS_GLK_REVID(dev_priv, 0, GLK_REVID_A2);
>  
>  	if (pre) {
>  		DRM_ERROR("This is a pre-production stepping. "
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index a8a08c63278e..d62b57ba0ced 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1578,6 +1578,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>  
>  #define GLK_REVID_A0		0x0
>  #define GLK_REVID_A1		0x1
> +#define GLK_REVID_A2		0x2
> +#define GLK_REVID_B0		0x3
>  
>  #define IS_GLK_REVID(dev_priv, since, until) \
>  	(IS_GEMINILAKE(dev_priv) && IS_REVID(dev_priv, since, until))
> -- 
> 2.24.1
> 
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