[PATCH] drm/amd/display: Clean up style problems in amdgpu_dm_irq.c

Rodrigo Siqueira Jordao Rodrigo.Siqueira at amd.com
Thu Jun 22 15:02:14 UTC 2023



On 6/22/23 08:12, Srinivasan Shanmugam wrote:
> Fix the following warnings reported by checkpatch:
> 
> WARNING: Block comments use a trailing */ on a separate line
> WARNING: Comparisons should place the constant on the right side of the test
> WARNING: space prohibited between function name and open parenthesis '('
> WARNING: Prefer 'unsigned int' to bare use of 'unsigned'
> 
> Cc: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
> Cc: Aurabindo Pillai <aurabindo.pillai at amd.com>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam at amd.com>
> ---
>   .../drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c | 42 +++++++++++--------
>   1 file changed, 24 insertions(+), 18 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
> index 19f543ba7205..51467f132c26 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
> @@ -120,7 +120,8 @@ static void dm_irq_work_func(struct work_struct *work)
>   
>   	/* Call a DAL subcomponent which registered for interrupt notification
>   	 * at INTERRUPT_LOW_IRQ_CONTEXT.
> -	 * (The most common use is HPD interrupt) */
> +	 * (The most common use is HPD interrupt)
> +	 */
>   }
>   
>   /*
> @@ -172,7 +173,8 @@ static struct list_head *remove_irq_handler(struct amdgpu_device *adev,
>   
>   	if (handler_removed == false) {
>   		/* Not necessarily an error - caller may not
> -		 * know the context. */
> +		 * know the context.
> +		 */
>   		return NULL;
>   	}
>   
> @@ -261,7 +263,7 @@ validate_irq_registration_params(struct dc_interrupt_params *int_params,
>   static bool validate_irq_unregistration_params(enum dc_irq_source irq_source,
>   					       irq_handler_idx handler_idx)
>   {
> -	if (DAL_INVALID_IRQ_HANDLER_IDX == handler_idx) {
> +	if (handler_idx == DAL_INVALID_IRQ_HANDLER_IDX) {
>   		DRM_ERROR("DM_IRQ: invalid handler_idx==NULL!\n");
>   		return false;
>   	}
> @@ -343,7 +345,8 @@ void *amdgpu_dm_irq_register_interrupt(struct amdgpu_device *adev,
>   	/* This pointer will be stored by code which requested interrupt
>   	 * registration.
>   	 * The same pointer will be needed in order to unregister the
> -	 * interrupt. */
> +	 * interrupt.
> +	 */
>   
>   	DRM_DEBUG_KMS(
>   		"DM_IRQ: added irq handler: %p for: dal_src=%d, irq context=%d\n",
> @@ -390,7 +393,8 @@ void amdgpu_dm_irq_unregister_interrupt(struct amdgpu_device *adev,
>   
>   	if (handler_list == NULL) {
>   		/* If we got here, it means we searched all irq contexts
> -		 * for this irq source, but the handler was not found. */
> +		 * for this irq source, but the handler was not found.
> +		 */
>   		DRM_ERROR(
>   		"DM_IRQ: failed to find irq handler:%p for irq_source:%d!\n",
>   			ih, irq_source);
> @@ -450,7 +454,8 @@ void amdgpu_dm_irq_fini(struct amdgpu_device *adev)
>   		DM_IRQ_TABLE_LOCK(adev, irq_table_flags);
>   		/* The handler was removed from the table,
>   		 * it means it is safe to flush all the 'work'
> -		 * (because no code can schedule a new one). */
> +		 * (because no code can schedule a new one).
> +		 */
>   		lh = &adev->dm.irq_handler_list_low_tab[src];
>   		DM_IRQ_TABLE_UNLOCK(adev, irq_table_flags);
>   
> @@ -494,7 +499,7 @@ int amdgpu_dm_irq_suspend(struct amdgpu_device *adev)
>   		DM_IRQ_TABLE_UNLOCK(adev, irq_table_flags);
>   
>   		if (!list_empty(hnd_list_l)) {
> -			list_for_each_safe (entry, tmp, hnd_list_l) {
> +			list_for_each_safe(entry, tmp, hnd_list_l) {
>   				handler = list_entry(
>   					entry,
>   					struct amdgpu_dm_irq_handler_data,
> @@ -571,7 +576,7 @@ static void amdgpu_dm_irq_schedule_work(struct amdgpu_device *adev,
>   	if (list_empty(handler_list))
>   		return;
>   
> -	list_for_each_entry (handler_data, handler_list, list) {
> +	list_for_each_entry(handler_data, handler_list, list) {
>   		if (queue_work(system_highpri_wq, &handler_data->work)) {
>   			work_queued = true;
>   			break;
> @@ -627,7 +632,8 @@ static void amdgpu_dm_irq_immediate_work(struct amdgpu_device *adev,
>   			    &adev->dm.irq_handler_list_high_tab[irq_source],
>   			    list) {
>   		/* Call a subcomponent which registered for immediate
> -		 * interrupt notification */
> +		 * interrupt notification
> +		 */
>   		handler_data->handler(handler_data->handler_arg);
>   	}
>   
> @@ -664,7 +670,7 @@ static int amdgpu_dm_irq_handler(struct amdgpu_device *adev,
>   	return 0;
>   }
>   
> -static enum dc_irq_source amdgpu_dm_hpd_to_dal_irq_source(unsigned type)
> +static enum dc_irq_source amdgpu_dm_hpd_to_dal_irq_source(unsigned int type)
>   {
>   	switch (type) {
>   	case AMDGPU_HPD_1:
> @@ -686,7 +692,7 @@ static enum dc_irq_source amdgpu_dm_hpd_to_dal_irq_source(unsigned type)
>   
>   static int amdgpu_dm_set_hpd_irq_state(struct amdgpu_device *adev,
>   				       struct amdgpu_irq_src *source,
> -				       unsigned type,
> +				       unsigned int type,
>   				       enum amdgpu_interrupt_state state)
>   {
>   	enum dc_irq_source src = amdgpu_dm_hpd_to_dal_irq_source(type);
> @@ -698,7 +704,7 @@ static int amdgpu_dm_set_hpd_irq_state(struct amdgpu_device *adev,
>   
>   static inline int dm_irq_state(struct amdgpu_device *adev,
>   			       struct amdgpu_irq_src *source,
> -			       unsigned crtc_id,
> +			       unsigned int crtc_id,
>   			       enum amdgpu_interrupt_state state,
>   			       const enum irq_type dal_irq_type,
>   			       const char *func)
> @@ -729,7 +735,7 @@ static inline int dm_irq_state(struct amdgpu_device *adev,
>   
>   static int amdgpu_dm_set_pflip_irq_state(struct amdgpu_device *adev,
>   					 struct amdgpu_irq_src *source,
> -					 unsigned crtc_id,
> +					 unsigned int crtc_id,
>   					 enum amdgpu_interrupt_state state)
>   {
>   	return dm_irq_state(
> @@ -743,7 +749,7 @@ static int amdgpu_dm_set_pflip_irq_state(struct amdgpu_device *adev,
>   
>   static int amdgpu_dm_set_crtc_irq_state(struct amdgpu_device *adev,
>   					struct amdgpu_irq_src *source,
> -					unsigned crtc_id,
> +					unsigned int crtc_id,
>   					enum amdgpu_interrupt_state state)
>   {
>   	return dm_irq_state(
> @@ -893,13 +899,13 @@ void amdgpu_dm_hpd_init(struct amdgpu_device *adev)
>   
>   		const struct dc_link *dc_link = amdgpu_dm_connector->dc_link;
>   
> -		if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd) {
> +		if (dc_link->irq_source_hpd != DC_IRQ_SOURCE_INVALID) {
>   			dc_interrupt_set(adev->dm.dc,
>   					dc_link->irq_source_hpd,
>   					true);
>   		}
>   
> -		if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) {
> +		if (dc_link->irq_source_hpd_rx != DC_IRQ_SOURCE_INVALID) {
>   			dc_interrupt_set(adev->dm.dc,
>   					dc_link->irq_source_hpd_rx,
>   					true);
> @@ -928,13 +934,13 @@ void amdgpu_dm_hpd_fini(struct amdgpu_device *adev)
>   				to_amdgpu_dm_connector(connector);
>   		const struct dc_link *dc_link = amdgpu_dm_connector->dc_link;
>   
> -		if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd) {
> +		if (dc_link->irq_source_hpd != DC_IRQ_SOURCE_INVALID) {
>   			dc_interrupt_set(adev->dm.dc,
>   					dc_link->irq_source_hpd,
>   					false);
>   		}
>   
> -		if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) {
> +		if (dc_link->irq_source_hpd_rx != DC_IRQ_SOURCE_INVALID) {
>   			dc_interrupt_set(adev->dm.dc,
>   					dc_link->irq_source_hpd_rx,
>   					false);

Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>


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