On Thu, Mar 14, 2019 at 11:29:18AM -0700, Anusha wrote:
> From: Anusha Srivatsa <anusha.sriva...@intel.com>
>
> Comet Lake PCH is based off of Cannon Point(CNP).
> Add PCI ID for Comet Lake PCH.
>
> v2: Code cleanup (DK)
>
> Cc: Dhinakaran Pandiyan <dhinakaran.pandi...@intel.com>
> Cc: Rodrigo Vivi <rodrigo.v...@intel.com>
> Signed-off-by: Anusha Srivatsa <anusha.sriva...@intel.com>
> ---
> drivers/gpu/drm/i915/i915_drv.c | 5 +++++
> drivers/gpu/drm/i915/i915_drv.h | 3 ++-
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 0d743907e7bc..b519c3685e80 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -188,6 +188,11 @@ intel_pch_type(const struct drm_i915_private *dev_priv,
> unsigned short id)
> DRM_DEBUG_KMS("Found Cannon Lake LP PCH (CNP-LP)\n");
> WARN_ON(!IS_CANNONLAKE(dev_priv) && !IS_COFFEELAKE(dev_priv));
> return PCH_CNP;
> + case INTEL_PCH_CMP_DEVICE_ID_TYPE:
> + DRM_DEBUG_KMS("Found Comet Lake PCH (CMP)\n");
> + WARN_ON(!IS_COFFEELAKE(dev_priv));
> + /* CML has same South Display Engine from CNP */
maybe "inherit from" or "same as" ?
but the important is the comment is in place
and since I'm not native speaker I'm not confident
to require my bikeshed so with or without change:
Reviewed-by: Rodrigo Vivi <rodrigo.v...@intel.com>
> + return PCH_CNP;
> case INTEL_PCH_ICP_DEVICE_ID_TYPE:
> DRM_DEBUG_KMS("Found Ice Lake PCH\n");
> WARN_ON(!IS_ICELAKE(dev_priv));
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index dccb6006aabf..4090462f591a 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -537,7 +537,7 @@ enum intel_pch {
> PCH_LPT, /* Lynxpoint/Wildcatpoint PCH */
> PCH_SPT, /* Sunrisepoint PCH */
> PCH_KBP, /* Kaby Lake PCH */
> - PCH_CNP, /* Cannon Lake PCH */
> + PCH_CNP, /* Cannon/Comet Lake PCH */
> PCH_ICP, /* Ice Lake PCH */
> };
>
> @@ -2549,6 +2549,7 @@ static inline unsigned int i915_sg_segment_size(void)
> #define INTEL_PCH_KBP_DEVICE_ID_TYPE 0xA280
> #define INTEL_PCH_CNP_DEVICE_ID_TYPE 0xA300
> #define INTEL_PCH_CNP_LP_DEVICE_ID_TYPE 0x9D80
> +#define INTEL_PCH_CMP_DEVICE_ID_TYPE 0x0280
> #define INTEL_PCH_ICP_DEVICE_ID_TYPE 0x3480
> #define INTEL_PCH_P2X_DEVICE_ID_TYPE 0x7100
> #define INTEL_PCH_P3X_DEVICE_ID_TYPE 0x7000
> --
> 2.21.0
>
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