Re: [PATCH] drm/i915: s/MI_STORE_DWORD_IMM_GEN8/MI_STORE_DWORD_IMM_GEN4/

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On Fri, Nov 14, 2014 at 06:16:56PM +0200, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> 
> MI_STORE_DWORD_IMM length has been the same ever since gen4. Rename
> the define to avoid potential confusion if someone tries to use this
> on pre-gen8.
> 
> Also correct the comment on MI_MEM_VIRTUAL bit. It's present on 945,g33
> and 965 only.
> 
> Cc: Oscar Mateo <oscar.mateo@xxxxxxxxx>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

ping

> ---
>  drivers/gpu/drm/i915/i915_reg.h  | 4 ++--
>  drivers/gpu/drm/i915/intel_lrc.c | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 3de58ac..5228493 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -280,8 +280,8 @@
>  #define   MI_SEMAPHORE_POLL		(1<<15)
>  #define   MI_SEMAPHORE_SAD_GTE_SDD	(1<<12)
>  #define MI_STORE_DWORD_IMM	MI_INSTR(0x20, 1)
> -#define MI_STORE_DWORD_IMM_GEN8	MI_INSTR(0x20, 2)
> -#define   MI_MEM_VIRTUAL	(1 << 22) /* 965+ only */
> +#define MI_STORE_DWORD_IMM_GEN4	MI_INSTR(0x20, 2)
> +#define   MI_MEM_VIRTUAL	(1 << 22) /* 945,g33,965 */
>  #define MI_STORE_DWORD_INDEX	MI_INSTR(0x21, 1)
>  #define   MI_STORE_DWORD_INDEX_SHIFT 2
>  /* Official intel docs are somewhat sloppy concerning MI_LOAD_REGISTER_IMM:
> diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
> index 6025ac7..649d9ba 100644
> --- a/drivers/gpu/drm/i915/intel_lrc.c
> +++ b/drivers/gpu/drm/i915/intel_lrc.c
> @@ -1188,7 +1188,7 @@ static int gen8_emit_request(struct intel_ringbuffer *ringbuf)
>  	if (ret)
>  		return ret;
>  
> -	cmd = MI_STORE_DWORD_IMM_GEN8;
> +	cmd = MI_STORE_DWORD_IMM_GEN4;
>  	cmd |= MI_GLOBAL_GTT;
>  
>  	intel_logical_ring_emit(ringbuf, cmd);
> -- 
> 2.0.4

-- 
Ville Syrjälä
Intel OTC
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