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Message-ID: <CA+M3ks5y457YP4x_W8_Bv4OooicJSHtFyZ4CAfbEPvkhiQ5wSw@mail.gmail.com>
Date: Wed, 4 Mar 2020 12:41:04 +0100
From: Benjamin Gaignard <benjamin.gaignard@...aro.org>
To: Benjamin Gaignard <benjamin.gaignard@...com>
Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
ML dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH] gpu: drm: context: Clean up documentation
Le lun. 3 févr. 2020 à 09:11, Benjamin Gaignard
<benjamin.gaignard@...com> a écrit :
>
> Fix kernel doc comments to avoid warnings when compiling with W=1.
gentle ping.
Benjamin
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>
> ---
> drivers/gpu/drm/drm_context.c | 145 ++++++++++++++++++------------------------
> 1 file changed, 61 insertions(+), 84 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_context.c b/drivers/gpu/drm/drm_context.c
> index 1f802d8e5681..54e64d612a2b 100644
> --- a/drivers/gpu/drm/drm_context.c
> +++ b/drivers/gpu/drm/drm_context.c
> @@ -43,15 +43,11 @@ struct drm_ctx_list {
> struct drm_file *tag;
> };
>
> -/******************************************************************/
> -/** \name Context bitmap support */
> -/*@{*/
> -
> /**
> - * Free a handle from the context bitmap.
> + * drm_legacy_ctxbitmap_free() - Free a handle from the context bitmap.
> *
> - * \param dev DRM device.
> - * \param ctx_handle context handle.
> + * @dev: DRM device.
> + * @ctx_handle: context handle.
> *
> * Clears the bit specified by \p ctx_handle in drm_device::ctx_bitmap and the entry
> * in drm_device::ctx_idr, while holding the drm_device::struct_mutex
> @@ -69,10 +65,10 @@ void drm_legacy_ctxbitmap_free(struct drm_device * dev, int ctx_handle)
> }
>
> /**
> - * Context bitmap allocation.
> + * drm_legacy_ctxbitmap_next() - Context bitmap allocation.
> *
> - * \param dev DRM device.
> - * \return (non-negative) context handle on success or a negative number on failure.
> + * @dev: DRM device.
> + * Return: (non-negative) context handle on success or a negative number on failure.
> *
> * Allocate a new idr from drm_device::ctx_idr while holding the
> * drm_device::struct_mutex lock.
> @@ -89,9 +85,9 @@ static int drm_legacy_ctxbitmap_next(struct drm_device * dev)
> }
>
> /**
> - * Context bitmap initialization.
> + * drm_legacy_ctxbitmap_init() - Context bitmap initialization.
> *
> - * \param dev DRM device.
> + * @dev: DRM device.
> *
> * Initialise the drm_device::ctx_idr
> */
> @@ -105,9 +101,9 @@ void drm_legacy_ctxbitmap_init(struct drm_device * dev)
> }
>
> /**
> - * Context bitmap cleanup.
> + * drm_legacy_ctxbitmap_cleanup() - bitmap cleanup.
> *
> - * \param dev DRM device.
> + * @dev: DRM device.
> *
> * Free all idr members using drm_ctx_sarea_free helper function
> * while holding the drm_device::struct_mutex lock.
> @@ -157,20 +153,13 @@ void drm_legacy_ctxbitmap_flush(struct drm_device *dev, struct drm_file *file)
> mutex_unlock(&dev->ctxlist_mutex);
> }
>
> -/*@}*/
> -
> -/******************************************************************/
> -/** \name Per Context SAREA Support */
> -/*@{*/
> -
> /**
> - * Get per-context SAREA.
> + * drm_legacy_getsareactx() - Get per-context SAREA.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx_priv_map structure.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> + * Return: zero on success or a negative number on failure.
> *
> * Gets the map from drm_device::ctx_idr with the handle specified and
> * returns its handle.
> @@ -212,13 +201,12 @@ int drm_legacy_getsareactx(struct drm_device *dev, void *data,
> }
>
> /**
> - * Set per-context SAREA.
> + * drm_legacy_setsareactx() - Set per-context SAREA.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx_priv_map structure.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> + * Return: zero on success or a negative number on failure.
> *
> * Searches the mapping specified in \p arg and update the entry in
> * drm_device::ctx_idr with it.
> @@ -257,19 +245,13 @@ int drm_legacy_setsareactx(struct drm_device *dev, void *data,
> return 0;
> }
>
> -/*@}*/
> -
> -/******************************************************************/
> -/** \name The actual DRM context handling routines */
> -/*@{*/
> -
> /**
> - * Switch context.
> + * drm_context_switch() - Switch context.
> *
> - * \param dev DRM device.
> - * \param old old context handle.
> - * \param new new context handle.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device.
> + * @old: old context handle.
> + * @new: new context handle.
> + * Return: zero on success or a negative number on failure.
> *
> * Attempt to set drm_device::context_flag.
> */
> @@ -291,11 +273,12 @@ static int drm_context_switch(struct drm_device * dev, int old, int new)
> }
>
> /**
> - * Complete context switch.
> + * drm_context_switch_complete() - Complete context switch.
> *
> - * \param dev DRM device.
> - * \param new new context handle.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device.
> + * @file_priv: DRM file private.
> + * @new: new context handle.
> + * Return: zero on success or a negative number on failure.
> *
> * Updates drm_device::last_context and drm_device::last_switch. Verifies the
> * hardware lock is held, clears the drm_device::context_flag and wakes up
> @@ -319,13 +302,13 @@ static int drm_context_switch_complete(struct drm_device *dev,
> }
>
> /**
> - * Reserve contexts.
> + * drm_legacy_resctx() - Reserve contexts.
> + *
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx_res structure.
> - * \return zero on success or a negative number on failure.
> + * Return: zero on success or a negative number on failure.
> */
> int drm_legacy_resctx(struct drm_device *dev, void *data,
> struct drm_file *file_priv)
> @@ -352,15 +335,13 @@ int drm_legacy_resctx(struct drm_device *dev, void *data,
> }
>
> /**
> - * Add context.
> + * drm_legacy_addctx() - Add context.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx structure.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> *
> - * Get a new handle for the context and copy to userspace.
> + * Return: zero on success or a negative number on failure.
> */
> int drm_legacy_addctx(struct drm_device *dev, void *data,
> struct drm_file *file_priv)
> @@ -405,13 +386,12 @@ int drm_legacy_addctx(struct drm_device *dev, void *data,
> }
>
> /**
> - * Get context.
> + * drm_legacy_getctx() - Get context.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx structure.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> + * Return: zero on success or a negative number on failure.
> */
> int drm_legacy_getctx(struct drm_device *dev, void *data,
> struct drm_file *file_priv)
> @@ -429,13 +409,12 @@ int drm_legacy_getctx(struct drm_device *dev, void *data,
> }
>
> /**
> - * Switch context.
> + * drm_legacy_switchctx() - Switch context.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx structure.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> + * Return: zero on success or a negative number on failure.
> *
> * Calls context_switch().
> */
> @@ -453,13 +432,12 @@ int drm_legacy_switchctx(struct drm_device *dev, void *data,
> }
>
> /**
> - * New context.
> + * drm_legacy_newctx() - New context.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx structure.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> + * Return: zero on success or a negative number on failure.
> *
> * Calls context_switch_complete().
> */
> @@ -479,13 +457,12 @@ int drm_legacy_newctx(struct drm_device *dev, void *data,
> }
>
> /**
> - * Remove context.
> + * drm_legacy_rmctx() - Remove context.
> *
> - * \param inode device inode.
> - * \param file_priv DRM file private.
> - * \param cmd command.
> - * \param arg user argument pointing to a drm_ctx structure.
> - * \return zero on success or a negative number on failure.
> + * @dev: DRM device to operate on
> + * @data: request data
> + * @file_priv: DRM file private.
> + * Return: zero on success or a negative number on failure.
> *
> * If not the special kernel context, calls ctxbitmap_free() to free the specified context.
> */
> --
> 2.15.0
>
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> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
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