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From: Rodrigo Vivi <rodrigo.vivi@intel.com>
To: Jani Nikula <jani.nikula@intel.com>
Cc: lucas.demarchi@intel.com, intel-xe@lists.freedesktop.org
Subject: Re: [Intel-xe] [PATCH 09/10] fixup! drm/xe/display: Implement display support
Date: Wed, 4 Oct 2023 10:21:30 -0400	[thread overview]
Message-ID: <ZR106iLK4XgTGgfX@intel.com> (raw)
In-Reply-To: <696d81bccaca9c3b0a29996ba12afd1f09b69400.1696343521.git.jani.nikula@intel.com>

On Tue, Oct 03, 2023 at 05:34:56PM +0300, Jani Nikula wrote:
> Let the display code decide whether display hardware is there or
> not. Remove has_display member from struct xe_device_desc, and
> enable_display from struct xe_device.

on this side I got a bit confused at the beginning, probably
because I had the old i915 confusion in my head.... I had to look
to i915_pci.c to agree that this is the right thing to do.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

> 
> Signed-off-by: Jani Nikula <jani.nikula@intel.com>
> ---
>  drivers/gpu/drm/xe/xe_device_types.h |  2 --
>  drivers/gpu/drm/xe/xe_display.c      | 51 ++++++++++++----------------
>  drivers/gpu/drm/xe/xe_pci.c          | 13 -------
>  3 files changed, 22 insertions(+), 44 deletions(-)
> 
> diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
> index 62e1a875980b..01ab0b3d1954 100644
> --- a/drivers/gpu/drm/xe/xe_device_types.h
> +++ b/drivers/gpu/drm/xe/xe_device_types.h
> @@ -236,8 +236,6 @@ struct xe_device {
>  		u8 has_llc:1;
>  		/** @has_range_tlb_invalidation: Has range based TLB invalidations */
>  		u8 has_range_tlb_invalidation:1;
> -		/** @enable_display: display enabled */
> -		u8 enable_display:1;
>  
>  #if IS_ENABLED(CONFIG_DRM_XE_DISPLAY)
>  		struct {
> diff --git a/drivers/gpu/drm/xe/xe_display.c b/drivers/gpu/drm/xe/xe_display.c
> index 75054f78d7ae..70e7afc0a890 100644
> --- a/drivers/gpu/drm/xe/xe_display.c
> +++ b/drivers/gpu/drm/xe/xe_display.c
> @@ -57,7 +57,7 @@ static void xe_display_last_close(struct drm_device *dev)
>  {
>  	struct xe_device *xe = to_xe_device(dev);
>  
> -	if (xe->info.enable_display)
> +	if (has_display(xe))
>  		intel_fbdev_restore_mode(to_xe_device(dev));
>  }
>  
> @@ -138,7 +138,7 @@ static void xe_display_fini_nommio(struct drm_device *dev, void *dummy)
>  {
>  	struct xe_device *xe = to_xe_device(dev);
>  
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_power_domains_cleanup(xe);
> @@ -148,7 +148,7 @@ int xe_display_init_nommio(struct xe_device *xe)
>  {
>  	int err;
>  
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return 0;
>  
>  	/* Fake uncore lock */
> @@ -168,7 +168,7 @@ static void xe_display_fini_noirq(struct drm_device *dev, void *dummy)
>  {
>  	struct xe_device *xe = to_xe_device(dev);
>  
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_display_driver_remove_noirq(xe);
> @@ -179,7 +179,7 @@ int xe_display_init_noirq(struct xe_device *xe)
>  {
>  	int err;
>  
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return 0;
>  
>  	intel_display_driver_early_probe(xe);
> @@ -208,7 +208,7 @@ static void xe_display_fini_noaccel(struct drm_device *dev, void *dummy)
>  {
>  	struct xe_device *xe = to_xe_device(dev);
>  
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_display_driver_remove_nogem(xe);
> @@ -218,7 +218,7 @@ int xe_display_init_noaccel(struct xe_device *xe)
>  {
>  	int err;
>  
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return 0;
>  
>  	err = intel_display_driver_probe_nogem(xe);
> @@ -230,7 +230,7 @@ int xe_display_init_noaccel(struct xe_device *xe)
>  
>  int xe_display_init(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return 0;
>  
>  	return intel_display_driver_probe(xe);
> @@ -238,7 +238,7 @@ int xe_display_init(struct xe_device *xe)
>  
>  void xe_display_fini(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	/* poll work can call into fbdev, hence clean that up afterwards */
> @@ -251,7 +251,7 @@ void xe_display_fini(struct xe_device *xe)
>  
>  void xe_display_register(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_display_driver_register(xe);
> @@ -261,7 +261,7 @@ void xe_display_register(struct xe_device *xe)
>  
>  void xe_display_unregister(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_unregister_dsm_handler();
> @@ -271,7 +271,7 @@ void xe_display_unregister(struct xe_device *xe)
>  
>  void xe_display_driver_remove(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_display_driver_remove(xe);
> @@ -281,7 +281,7 @@ void xe_display_driver_remove(struct xe_device *xe)
>  
>  void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	if (master_ctl & DISPLAY_IRQ)
> @@ -290,7 +290,7 @@ void xe_display_irq_handler(struct xe_device *xe, u32 master_ctl)
>  
>  void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	if (gu_misc_iir & GU_MISC_GSE)
> @@ -299,7 +299,7 @@ void xe_display_irq_enable(struct xe_device *xe, u32 gu_misc_iir)
>  
>  void xe_display_irq_reset(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	gen11_display_irq_reset(xe);
> @@ -307,7 +307,7 @@ void xe_display_irq_reset(struct xe_device *xe)
>  
>  void xe_display_irq_postinstall(struct xe_device *xe, struct xe_gt *gt)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	if (gt->info.id == XE_GT0)
> @@ -341,7 +341,7 @@ static bool suspend_to_idle(void)
>  void xe_display_pm_suspend(struct xe_device *xe)
>  {
>  	bool s2idle = suspend_to_idle();
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	/*
> @@ -370,7 +370,7 @@ void xe_display_pm_suspend(struct xe_device *xe)
>  void xe_display_pm_suspend_late(struct xe_device *xe)
>  {
>  	bool s2idle = suspend_to_idle();
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_power_domains_suspend(xe, s2idle);
> @@ -380,7 +380,7 @@ void xe_display_pm_suspend_late(struct xe_device *xe)
>  
>  void xe_display_pm_resume_early(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_display_power_resume_early(xe);
> @@ -390,7 +390,7 @@ void xe_display_pm_resume_early(struct xe_device *xe)
>  
>  void xe_display_pm_resume(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> +	if (!has_display(xe))
>  		return;
>  
>  	intel_dmc_resume(xe);
> @@ -418,15 +418,8 @@ void xe_display_pm_resume(struct xe_device *xe)
>  
>  void xe_display_probe(struct xe_device *xe)
>  {
> -	if (!xe->info.enable_display)
> -		goto no_display;
> -
>  	intel_display_device_probe(xe);
>  
> -	if (has_display(xe))
> -		return;
> -
> -no_display:
> -	xe->info.enable_display = false;
> -	unset_display_features(xe);
> +	if (!has_display(xe))
> +		unset_display_features(xe);
>  }
> diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c
> index 8ee430c6f8b1..cbbfe75eb2d2 100644
> --- a/drivers/gpu/drm/xe/xe_pci.c
> +++ b/drivers/gpu/drm/xe/xe_pci.c
> @@ -56,7 +56,6 @@ struct xe_device_desc {
>  
>  	u8 require_force_probe:1;
>  	u8 is_dgfx:1;
> -	u8 has_display:1;
>  
>  	u8 has_llc:1;
>  };
> @@ -207,7 +206,6 @@ static const struct xe_device_desc tgl_desc = {
>  	.graphics = &graphics_xelp,
>  	.media = &media_xem,
>  	PLATFORM(XE_TIGERLAKE),
> -	.has_display = true,
>  	.has_llc = true,
>  	.require_force_probe = true,
>  };
> @@ -216,7 +214,6 @@ static const struct xe_device_desc rkl_desc = {
>  	.graphics = &graphics_xelp,
>  	.media = &media_xem,
>  	PLATFORM(XE_ROCKETLAKE),
> -	.has_display = true,
>  	.has_llc = true,
>  	.require_force_probe = true,
>  };
> @@ -225,7 +222,6 @@ static const struct xe_device_desc adl_s_desc = {
>  	.graphics = &graphics_xelp,
>  	.media = &media_xem,
>  	PLATFORM(XE_ALDERLAKE_S),
> -	.has_display = true,
>  	.has_llc = true,
>  	.require_force_probe = true,
>  };
> @@ -236,7 +232,6 @@ static const struct xe_device_desc adl_p_desc = {
>  	.graphics = &graphics_xelp,
>  	.media = &media_xem,
>  	PLATFORM(XE_ALDERLAKE_P),
> -	.has_display = true,
>  	.has_llc = true,
>  	.require_force_probe = true,
>  	.subplatforms = (const struct xe_subplatform_desc[]) {
> @@ -249,7 +244,6 @@ static const struct xe_device_desc adl_n_desc = {
>  	.graphics = &graphics_xelp,
>  	.media = &media_xem,
>  	PLATFORM(XE_ALDERLAKE_N),
> -	.has_display = true,
>  	.has_llc = true,
>  	.require_force_probe = true,
>  };
> @@ -262,7 +256,6 @@ static const struct xe_device_desc dg1_desc = {
>  	.media = &media_xem,
>  	DGFX_FEATURES,
>  	PLATFORM(XE_DG1),
> -	.has_display = true,
>  	.require_force_probe = true,
>  };
>  
> @@ -286,7 +279,6 @@ static const struct xe_device_desc ats_m_desc = {
>  	.require_force_probe = true,
>  
>  	DG2_FEATURES,
> -	.has_display = false,
>  };
>  
>  static const struct xe_device_desc dg2_desc = {
> @@ -295,14 +287,12 @@ static const struct xe_device_desc dg2_desc = {
>  	.require_force_probe = true,
>  
>  	DG2_FEATURES,
> -	.has_display = true,
>  };
>  
>  static const struct xe_device_desc pvc_desc = {
>  	.graphics = &graphics_xehpc,
>  	DGFX_FEATURES,
>  	PLATFORM(XE_PVC),
> -	.has_display = false,
>  	.require_force_probe = true,
>  };
>  
> @@ -310,7 +300,6 @@ static const struct xe_device_desc mtl_desc = {
>  	/* .graphics and .media determined via GMD_ID */
>  	.require_force_probe = true,
>  	PLATFORM(XE_METEORLAKE),
> -	.has_display = true,
>  };
>  
>  static const struct xe_device_desc lnl_desc = {
> @@ -574,8 +563,6 @@ static int xe_info_init(struct xe_device *xe,
>  	xe->info.has_flat_ccs = graphics_desc->has_flat_ccs;
>  	xe->info.has_range_tlb_invalidation = graphics_desc->has_range_tlb_invalidation;
>  
> -	xe->info.enable_display = IS_ENABLED(CONFIG_DRM_XE_DISPLAY) &&
> -				  desc->has_display;
>  	/*
>  	 * All platforms have at least one primary GT.  Any platform with media
>  	 * version 13 or higher has an additional dedicated media GT.  And
> -- 
> 2.39.2
> 

  reply	other threads:[~2023-10-04 14:21 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-03 14:34 [Intel-xe] [PATCH 00/10] xe/display: clarify display configuration Jani Nikula
2023-10-03 14:34 ` [Intel-xe] [PATCH 01/10] fixup! drm/xe/display: Implement display support Jani Nikula
2023-10-04 14:02   ` Rodrigo Vivi
2023-10-04 14:23     ` Jani Nikula
2023-10-04 14:41       ` Rodrigo Vivi
2023-10-04 14:25     ` Jani Nikula
2023-10-03 14:34 ` [Intel-xe] [PATCH 02/10] " Jani Nikula
2023-10-04 14:04   ` Rodrigo Vivi
2023-10-03 14:34 ` [Intel-xe] [PATCH 03/10] " Jani Nikula
2023-10-04 14:04   ` Rodrigo Vivi
2023-10-03 14:34 ` [Intel-xe] [PATCH 04/10] fixup! drm/xe: Introduce Xe assert macros Jani Nikula
2023-10-04 14:05   ` Rodrigo Vivi
2023-10-03 14:34 ` [Intel-xe] [PATCH 05/10] fixup! drm/xe/display: Implement display support Jani Nikula
2023-10-04 14:05   ` Rodrigo Vivi
2023-10-03 14:34 ` [Intel-xe] [PATCH 06/10] " Jani Nikula
2023-10-04 14:05   ` Rodrigo Vivi
2023-10-04 16:19   ` Lucas De Marchi
2023-10-04 16:31     ` Jani Nikula
2023-10-03 14:34 ` [Intel-xe] [PATCH 07/10] " Jani Nikula
2023-10-04 14:06   ` Rodrigo Vivi
2023-10-03 14:34 ` [Intel-xe] [PATCH 08/10] " Jani Nikula
2023-10-04 14:23   ` Rodrigo Vivi
2023-10-04 14:37     ` Jani Nikula
2023-10-04 16:14       ` Rodrigo Vivi
2023-10-04 16:41   ` Lucas De Marchi
2023-10-04 17:11     ` Jani Nikula
2023-10-04 18:03       ` Lucas De Marchi
2023-10-03 14:34 ` [Intel-xe] [PATCH 09/10] " Jani Nikula
2023-10-04 14:21   ` Rodrigo Vivi [this message]
2023-10-04 16:28   ` Lucas De Marchi
2023-10-04 17:32     ` Jani Nikula
2023-10-03 14:34 ` [Intel-xe] [PATCH 10/10] " Jani Nikula
2023-10-04 14:09   ` Rodrigo Vivi
2023-10-03 14:48 ` [Intel-xe] ✓ CI.Patch_applied: success for xe/display: clarify display configuration Patchwork
2023-10-03 14:48 ` [Intel-xe] ✗ CI.checkpatch: warning " Patchwork
2023-10-03 14:49 ` [Intel-xe] ✓ CI.KUnit: success " Patchwork
2023-10-03 14:56 ` [Intel-xe] ✓ CI.Build: " Patchwork
2023-10-03 14:57 ` [Intel-xe] ✓ CI.Hooks: " Patchwork
2023-10-03 14:58 ` [Intel-xe] ✓ CI.checksparse: " Patchwork
2023-10-03 15:35 ` [Intel-xe] ✓ CI.BAT: " Patchwork

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