[Intel-gfx] [PATCH] drm/i915/rpl-p: Add PCI IDs

[Matt Roper]

On Thu, Apr 14, 2022 at 07:36:26PM +0530, Tejas Upadhyay wrote:
> From: Matt Atwood <matthew.s.atwood at intel.com>
> 
> Adding initial PCI ids for RPL-P.
> RPL-P behaves identically to ADL-P from i915's point of view.
> 
> Bspec: 55376
> Signed-off-by: Matt Atwood <matthew.s.atwood at intel.com>
> Signed-off-by: Madhumitha Tolakanahalli Pradeep <madhumitha.tolakanahalli.pradeep at intel.com>
> Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay at intel.com>
> ---
>  arch/x86/kernel/early-quirks.c           | 1 +
>  drivers/gpu/drm/i915/i915_drv.h          | 4 +++-
>  drivers/gpu/drm/i915/i915_pci.c          | 1 +
>  drivers/gpu/drm/i915/intel_device_info.c | 9 +++++----
>  drivers/gpu/drm/i915/intel_device_info.h | 4 ++--
>  include/drm/i915_pciids.h                | 9 +++++++++
>  6 files changed, 21 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
> index 805596736e20..a6c1867fc7aa 100644
> --- a/arch/x86/kernel/early-quirks.c
> +++ b/arch/x86/kernel/early-quirks.c
> @@ -558,6 +558,7 @@ static const struct pci_device_id intel_early_ids[] __initconst = {
>  	INTEL_ADLP_IDS(&gen11_early_ops),
>  	INTEL_ADLN_IDS(&gen11_early_ops),
>  	INTEL_RPLS_IDS(&gen11_early_ops),
> +	INTEL_RPLP_IDS(&gen11_early_ops),
>  };
>  
>  struct resource intel_graphics_stolen_res __ro_after_init = DEFINE_RES_MEM(0, 0);
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 9274417cd87a..edc1f45f4161 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1066,9 +1066,11 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>  #define IS_DG2_G12(dev_priv) \
>  	IS_SUBPLATFORM(dev_priv, INTEL_DG2, INTEL_SUBPLATFORM_G12)
>  #define IS_ADLS_RPLS(dev_priv) \
> -	IS_SUBPLATFORM(dev_priv, INTEL_ALDERLAKE_S, INTEL_SUBPLATFORM_RPL_S)
> +	IS_SUBPLATFORM(dev_priv, INTEL_ALDERLAKE_S, INTEL_SUBPLATFORM_RPL)
>  #define IS_ADLP_N(dev_priv) \
>  	IS_SUBPLATFORM(dev_priv, INTEL_ALDERLAKE_P, INTEL_SUBPLATFORM_N)
> +#define IS_ADLP_RPLP(dev_priv) \
> +	IS_SUBPLATFORM(dev_priv, INTEL_ALDERLAKE_P, INTEL_SUBPLATFORM_RPL)
>  #define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \
>  				    (INTEL_DEVID(dev_priv) & 0xFF00) == 0x0C00)
>  #define IS_BDW_ULT(dev_priv) \
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index 736e04078f56..e606a3288d9b 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -1151,6 +1151,7 @@ static const struct pci_device_id pciidlist[] = {
>  	INTEL_RPLS_IDS(&adl_s_info),
>  	INTEL_DG2_IDS(&dg2_info),
>  	INTEL_ATS_M_IDS(&ats_m_info),
> +	INTEL_RPLP_IDS(&adl_p_info),
>  	{0, 0, 0}
>  };
>  MODULE_DEVICE_TABLE(pci, pciidlist);
> diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
> index 5258687648e6..63e05cd15a90 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.c
> +++ b/drivers/gpu/drm/i915/intel_device_info.c
> @@ -181,8 +181,9 @@ static const u16 subplatform_n_ids[] = {
>  	INTEL_ADLN_IDS(0),
>  };
>  
> -static const u16 subplatform_rpls_ids[] = {
> +static const u16 subplatform_rpl_ids[] = {
>  	INTEL_RPLS_IDS(0),
> +	INTEL_RPLP_IDS(0),
>  };
>  
>  static const u16 subplatform_g10_ids[] = {
> @@ -241,9 +242,9 @@ void intel_device_info_subplatform_init(struct drm_i915_private *i915)
>  	} else if (find_devid(devid, subplatform_n_ids,
>  				ARRAY_SIZE(subplatform_n_ids))) {
>  		mask = BIT(INTEL_SUBPLATFORM_N);
> -	} else if (find_devid(devid, subplatform_rpls_ids,
> -			      ARRAY_SIZE(subplatform_rpls_ids))) {
> -		mask = BIT(INTEL_SUBPLATFORM_RPL_S);
> +	} else if (find_devid(devid, subplatform_rpl_ids,
> +			      ARRAY_SIZE(subplatform_rpl_ids))) {
> +		mask = BIT(INTEL_SUBPLATFORM_RPL);
>  	} else if (find_devid(devid, subplatform_g10_ids,
>  			      ARRAY_SIZE(subplatform_g10_ids))) {
>  		mask = BIT(INTEL_SUBPLATFORM_G10);
> diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
> index f9b955810593..7704a9d2589c 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.h
> +++ b/drivers/gpu/drm/i915/intel_device_info.h
> @@ -114,8 +114,8 @@ enum intel_platform {
>  #define INTEL_SUBPLATFORM_G11	1
>  #define INTEL_SUBPLATFORM_G12	2
>  
> -/* ADL-S */
> -#define INTEL_SUBPLATFORM_RPL_S	0
> +/* ADL */
> +#define INTEL_SUBPLATFORM_RPL	0
>  
>  /* ADL-P */
>  #define INTEL_SUBPLATFORM_N    0

You've got a clash here.  If platform == ADL_P and subplatform == 0,
what does that translate to?  Right now subplatform 0 is used to
identify both ADL-N and RPL-P. 


Matt

> diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
> index a2b81a5b324a..74ffa293d6e8 100644
> --- a/include/drm/i915_pciids.h
> +++ b/include/drm/i915_pciids.h
> @@ -720,4 +720,13 @@
>  	INTEL_ATS_M150_IDS(info), \
>  	INTEL_ATS_M75_IDS(info)
>  
> +/*RPL-P */
> +#define INTEL_RPLP_IDS(info) \
> +	INTEL_VGA_DEVICE(0xA720, info), \
> +	INTEL_VGA_DEVICE(0xA721, info), \
> +	INTEL_VGA_DEVICE(0xA7A0, info), \
> +	INTEL_VGA_DEVICE(0xA7A1, info), \
> +	INTEL_VGA_DEVICE(0xA7A8, info), \
> +	INTEL_VGA_DEVICE(0xA7A9, info)
> +
>  #endif /* _I915_PCIIDS_H */
> -- 
> 2.34.1
> 

-- 
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation
(916) 356-2795