From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Ben Widawsky <ben@bwidawsk.net>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 02/10] drm/i915: Add dev to ppgtt
Date: Thu, 25 Oct 2012 13:48:42 -0700 [thread overview]
Message-ID: <20121025134842.6eae5282@jbarnes-desktop> (raw)
In-Reply-To: <1350956055-3224-3-git-send-email-ben@bwidawsk.net>
On Mon, 22 Oct 2012 18:34:07 -0700
Ben Widawsky <ben@bwidawsk.net> wrote:
> Some subsequent commits will need to know what generation we're running
> on to do different pte encoding for the ppgtt. Since it's not much
> hassle or overhead to store it in the ppgtt structure, do that.
>
> Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 1 +
> drivers/gpu/drm/i915/i915_gem_gtt.c | 5 +++--
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index af0e97e..bf628c4 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -344,6 +344,7 @@ struct intel_device_info {
> #define I915_PPGTT_PD_ENTRIES 512
> #define I915_PPGTT_PT_ENTRIES 1024
> struct i915_hw_ppgtt {
> + struct drm_device *dev;
> unsigned num_pd_entries;
> struct page **pt_pages;
> uint32_t pd_offset;
> diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
> index 5751ad2..2b75028 100644
> --- a/drivers/gpu/drm/i915/i915_gem_gtt.c
> +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
> @@ -78,6 +78,7 @@ int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
> if (!ppgtt)
> return ret;
>
> + ppgtt->dev = dev;
> ppgtt->num_pd_entries = I915_PPGTT_PD_ENTRIES;
> ppgtt->pt_pages = kzalloc(sizeof(struct page *)*ppgtt->num_pd_entries,
> GFP_KERNEL);
> @@ -219,7 +220,7 @@ void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt,
> switch (cache_level) {
> case I915_CACHE_LLC_MLC:
> /* Haswell doesn't set L3 this way */
> - if (IS_HASWELL(obj->base.dev))
> + if (IS_HASWELL(ppgtt->dev))
> pte_flags |= GEN6_PTE_CACHE_LLC;
> else
> pte_flags |= GEN6_PTE_CACHE_LLC_MLC;
> @@ -228,7 +229,7 @@ void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt,
> pte_flags |= GEN6_PTE_CACHE_LLC;
> break;
> case I915_CACHE_NONE:
> - if (IS_HASWELL(obj->base.dev))
> + if (IS_HASWELL(ppgtt->dev))
> pte_flags |= HSW_PTE_UNCACHED;
> else
> pte_flags |= GEN6_PTE_UNCACHED;
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
It would be nice if you did some penance for bloating our structures a
little though, maybe by removing at least 3 fields from our dev_priv
struct? :)
--
Jesse Barnes, Intel Open Source Technology Center
next prev parent reply other threads:[~2012-10-25 20:48 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-23 1:34 [PATCH 00/10] Kill AGP dependencies for Gen6+ Ben Widawsky
2012-10-23 1:34 ` [PATCH 01/10] drm/i915: No LLC_MLC for HSW Ben Widawsky
2012-10-23 10:15 ` Mika Kuoppala
2012-10-25 20:47 ` Jesse Barnes
2012-10-26 1:03 ` Ben Widawsky
2012-10-23 1:34 ` [PATCH 02/10] drm/i915: Add dev to ppgtt Ben Widawsky
2012-10-25 20:48 ` Jesse Barnes [this message]
2012-10-23 1:34 ` [PATCH 03/10] drm/i915: introduce gtt_pte_t Ben Widawsky
2012-10-25 20:49 ` Jesse Barnes
2012-10-23 1:34 ` [PATCH 04/10] drm/i915: Extract PPGTT pte encoding Ben Widawsky
2012-10-25 20:50 ` Jesse Barnes
2012-10-23 1:34 ` [PATCH 05/10] drm/i915: move more pte encoding to pte encode Ben Widawsky
2012-10-25 20:51 ` Jesse Barnes
2012-10-31 10:52 ` Daniel Vetter
2012-10-23 1:34 ` [PATCH 06/10] drm/i915: Stop using AGP layer for GEN6+ Ben Widawsky
2012-10-23 9:59 ` Chris Wilson
2012-10-23 14:57 ` Ben Widawsky
2012-10-23 14:58 ` Daniel Vetter
2012-10-23 19:57 ` Ben Widawsky
2012-10-23 20:03 ` Daniel Vetter
2012-10-23 20:27 ` Ben Widawsky
2012-10-25 20:55 ` Jesse Barnes
2012-10-25 20:54 ` Jesse Barnes
[not found] ` <878vaxwk61.fsf@gaia.fi.intel.com>
2012-10-24 17:56 ` Ben Widawsky
2012-10-26 20:54 ` [PATCH 06/10 v2] " Ben Widawsky
2012-10-29 2:08 ` [PATCH 6/9 v3] " Ben Widawsky
2012-10-31 9:57 ` Daniel Vetter
2012-10-31 15:51 ` Ben Widawsky
2012-10-31 10:37 ` [PATCH 06/10 v2] " Chris Wilson
2012-10-23 1:34 ` [PATCH 07/10] drm/i915: Calculate correct stolen size for GEN7+ Ben Widawsky
2012-10-25 21:06 ` Jesse Barnes
2012-10-25 22:15 ` Ben Widawsky
2012-10-25 22:39 ` Jesse Barnes
2012-10-23 1:34 ` [PATCH 08/10] drm/i915: Kill off now unused gen6+ AGP code Ben Widawsky
2012-10-25 21:07 ` Jesse Barnes
2012-10-23 1:34 ` [PATCH 09/10] drm/i915: flush system agent TLBs on SNB Ben Widawsky
2012-10-23 14:17 ` Jesse Barnes
2012-10-23 14:28 ` Daniel Vetter
2012-10-23 14:35 ` Jesse Barnes
2012-10-23 14:42 ` Ben Widawsky
2012-10-25 21:07 ` Jesse Barnes
2012-10-26 20:55 ` [PATCH 09/10 v2] " Ben Widawsky
2012-10-23 1:34 ` [PATCH 10/10] drm/i915: Kill off actually requiring AGP Ben Widawsky
2012-10-23 2:03 ` Ben Widawsky
2012-10-25 21:09 ` Jesse Barnes
2012-10-25 22:15 ` Ben Widawsky
2012-10-25 22:39 ` Jesse Barnes
2012-10-25 22:47 ` Daniel Vetter
2012-10-26 20:52 ` Ben Widawsky
2012-10-26 20:58 ` [PATCH 00/10] Kill AGP dependencies for Gen6+ Ben Widawsky
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