Re: [Intel-gfx] [PATCH 10/10] drm/i915: Remove i915_globals

From: Jason Ekstrand <jason@jlekstrand.net>
To: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Daniel Vetter <daniel.vetter@intel.com>,
	Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
	DRI Development <dri-devel@lists.freedesktop.org>
Subject: Re: [Intel-gfx] [PATCH 10/10] drm/i915: Remove i915_globals
Date: Mon, 26 Jul 2021 10:51:26 -0500	[thread overview]
Message-ID: <CAOFGe956Y1j-WcvfYCaTTLfT8VGBSede9W_xXXyRcyMYejn+EQ@mail.gmail.com> (raw)
In-Reply-To: <20210723192934.1004427-10-daniel.vetter@ffwll.ch>

On Fri, Jul 23, 2021 at 2:29 PM Daniel Vetter <daniel.vetter@ffwll.ch> wrote:
>
> No longer used.
>
> Cc: Jason Ekstrand <jason@jlekstrand.net>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>

But, also, tvrtko is right that dumping all that stuff in i915_pci.c
isn't great.  Mind typing a quick follow-on that moves i915_init/exit
to i915_drv.c?

--Jason

> ---
>  drivers/gpu/drm/i915/Makefile         |  1 -
>  drivers/gpu/drm/i915/gt/intel_gt_pm.c |  1 -
>  drivers/gpu/drm/i915/i915_globals.c   | 53 ---------------------------
>  drivers/gpu/drm/i915/i915_globals.h   | 25 -------------
>  drivers/gpu/drm/i915/i915_pci.c       |  2 -
>  5 files changed, 82 deletions(-)
>  delete mode 100644 drivers/gpu/drm/i915/i915_globals.c
>  delete mode 100644 drivers/gpu/drm/i915/i915_globals.h
>
> diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
> index 10b3bb6207ba..9022dc638ed6 100644
> --- a/drivers/gpu/drm/i915/Makefile
> +++ b/drivers/gpu/drm/i915/Makefile
> @@ -166,7 +166,6 @@ i915-y += \
>           i915_gem_gtt.o \
>           i915_gem_ww.o \
>           i915_gem.o \
> -         i915_globals.o \
>           i915_query.o \
>           i915_request.o \
>           i915_scheduler.o \
> diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_pm.c
> index d86825437516..943c1d416ec0 100644
> --- a/drivers/gpu/drm/i915/gt/intel_gt_pm.c
> +++ b/drivers/gpu/drm/i915/gt/intel_gt_pm.c
> @@ -6,7 +6,6 @@
>  #include <linux/suspend.h>
>
>  #include "i915_drv.h"
> -#include "i915_globals.h"
>  #include "i915_params.h"
>  #include "intel_context.h"
>  #include "intel_engine_pm.h"
> diff --git a/drivers/gpu/drm/i915/i915_globals.c b/drivers/gpu/drm/i915/i915_globals.c
> deleted file mode 100644
> index 04979789e7be..000000000000
> --- a/drivers/gpu/drm/i915/i915_globals.c
> +++ /dev/null
> @@ -1,53 +0,0 @@
> -/*
> - * SPDX-License-Identifier: MIT
> - *
> - * Copyright © 2019 Intel Corporation
> - */
> -
> -#include <linux/slab.h>
> -#include <linux/workqueue.h>
> -
> -#include "i915_globals.h"
> -#include "i915_drv.h"
> -
> -static LIST_HEAD(globals);
> -
> -void __init i915_global_register(struct i915_global *global)
> -{
> -       GEM_BUG_ON(!global->exit);
> -
> -       list_add_tail(&global->link, &globals);
> -}
> -
> -static void __i915_globals_cleanup(void)
> -{
> -       struct i915_global *global, *next;
> -
> -       list_for_each_entry_safe_reverse(global, next, &globals, link)
> -               global->exit();
> -}
> -
> -static __initconst int (* const initfn[])(void) = {
> -};
> -
> -int __init i915_globals_init(void)
> -{
> -       int i;
> -
> -       for (i = 0; i < ARRAY_SIZE(initfn); i++) {
> -               int err;
> -
> -               err = initfn[i]();
> -               if (err) {
> -                       __i915_globals_cleanup();
> -                       return err;
> -               }
> -       }
> -
> -       return 0;
> -}
> -
> -void i915_globals_exit(void)
> -{
> -       __i915_globals_cleanup();
> -}
> diff --git a/drivers/gpu/drm/i915/i915_globals.h b/drivers/gpu/drm/i915/i915_globals.h
> deleted file mode 100644
> index 57d2998bba45..000000000000
> --- a/drivers/gpu/drm/i915/i915_globals.h
> +++ /dev/null
> @@ -1,25 +0,0 @@
> -/*
> - * SPDX-License-Identifier: MIT
> - *
> - * Copyright © 2019 Intel Corporation
> - */
> -
> -#ifndef _I915_GLOBALS_H_
> -#define _I915_GLOBALS_H_
> -
> -#include <linux/types.h>
> -
> -typedef void (*i915_global_func_t)(void);
> -
> -struct i915_global {
> -       struct list_head link;
> -
> -       i915_global_func_t exit;
> -};
> -
> -void i915_global_register(struct i915_global *global);
> -
> -int i915_globals_init(void);
> -void i915_globals_exit(void);
> -
> -#endif /* _I915_GLOBALS_H_ */
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index 0affcf33a211..ed72bcb58331 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -37,7 +37,6 @@
>  #include "gem/i915_gem_object.h"
>  #include "i915_request.h"
>  #include "i915_perf.h"
> -#include "i915_globals.h"
>  #include "i915_selftest.h"
>  #include "i915_scheduler.h"
>  #include "i915_vma.h"
> @@ -1308,7 +1307,6 @@ static const struct {
>         { i915_request_module_init, i915_request_module_exit },
>         { i915_scheduler_module_init, i915_scheduler_module_exit },
>         { i915_vma_module_init, i915_vma_module_exit },
> -       { i915_globals_init, i915_globals_exit },
>         { i915_mock_selftests, NULL },
>         { i915_pmu_init, i915_pmu_exit },
>         { i915_register_pci_driver, i915_unregister_pci_driver },
> --
> 2.32.0
>
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