[Intel-gfx] [PATCH v3 01/10] drm/fb-helper: Cleanup checkpatch warnings

Daniel Vetter daniel at ffwll.ch
Tue Mar 21 09:36:06 UTC 2017


On Tue, Mar 21, 2017 at 09:13:49AM +0100, Thierry Reding wrote:
> From: Thierry Reding <treding at nvidia.com>
> 
> Fix up a couple of checkpatch warnings, such as whitespace or coding
> style issues.
> 
> Tested-by: John Stultz <john.stultz at linaro.org>
> Signed-off-by: Thierry Reding <treding at nvidia.com>

Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>

> ---
>  drivers/gpu/drm/drm_fb_helper.c | 54 ++++++++++++++++++++++++-----------------
>  1 file changed, 32 insertions(+), 22 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
> index 45fde2ffef2a..2be1cd949cec 100644
> --- a/drivers/gpu/drm/drm_fb_helper.c
> +++ b/drivers/gpu/drm/drm_fb_helper.c
> @@ -213,9 +213,9 @@ int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper,
>  	fb_helper_connector = fb_helper->connector_info[i];
>  	drm_connector_put(fb_helper_connector->connector);
>  
> -	for (j = i + 1; j < fb_helper->connector_count; j++) {
> +	for (j = i + 1; j < fb_helper->connector_count; j++)
>  		fb_helper->connector_info[j - 1] = fb_helper->connector_info[j];
> -	}
> +
>  	fb_helper->connector_count--;
>  	kfree(fb_helper_connector);
>  
> @@ -316,6 +316,7 @@ int drm_fb_helper_debug_leave(struct fb_info *info)
>  
>  	for (i = 0; i < helper->crtc_count; i++) {
>  		struct drm_mode_set *mode_set = &helper->crtc_info[i].mode_set;
> +
>  		crtc = mode_set->crtc;
>  		funcs = crtc->helper_private;
>  		fb = drm_mode_config_fb(crtc);
> @@ -346,7 +347,7 @@ static int restore_fbdev_mode_atomic(struct drm_fb_helper *fb_helper)
>  	struct drm_plane *plane;
>  	struct drm_atomic_state *state;
>  	int i, ret;
> -	unsigned plane_mask;
> +	unsigned int plane_mask;
>  
>  	state = drm_atomic_state_alloc(dev);
>  	if (!state)
> @@ -378,7 +379,7 @@ static int restore_fbdev_mode_atomic(struct drm_fb_helper *fb_helper)
>  			goto fail;
>  	}
>  
> -	for(i = 0; i < fb_helper->crtc_count; i++) {
> +	for (i = 0; i < fb_helper->crtc_count; i++) {
>  		struct drm_mode_set *mode_set = &fb_helper->crtc_info[i].mode_set;
>  
>  		ret = __drm_atomic_helper_set_config(mode_set, state);
> @@ -488,8 +489,10 @@ static bool drm_fb_helper_is_bound(struct drm_fb_helper *fb_helper)
>  	struct drm_crtc *crtc;
>  	int bound = 0, crtcs_bound = 0;
>  
> -	/* Sometimes user space wants everything disabled, so don't steal the
> -	 * display if there's a master. */
> +	/*
> +	 * Sometimes user space wants everything disabled, so don't steal the
> +	 * display if there's a master.
> +	 */
>  	if (READ_ONCE(dev->master))
>  		return false;
>  
> @@ -537,6 +540,7 @@ static bool drm_fb_helper_force_kernel_mode(void)
>  static void drm_fb_helper_restore_work_fn(struct work_struct *ignored)
>  {
>  	bool ret;
> +
>  	ret = drm_fb_helper_force_kernel_mode();
>  	if (ret == true)
>  		DRM_ERROR("Failed to restore crtc configuration\n");
> @@ -870,9 +874,8 @@ void drm_fb_helper_fini(struct drm_fb_helper *fb_helper)
>  	mutex_lock(&kernel_fb_helper_lock);
>  	if (!list_empty(&fb_helper->kernel_fb_list)) {
>  		list_del(&fb_helper->kernel_fb_list);
> -		if (list_empty(&kernel_fb_helper_list)) {
> +		if (list_empty(&kernel_fb_helper_list))
>  			unregister_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
> -		}
>  	}
>  	mutex_unlock(&kernel_fb_helper_lock);
>  
> @@ -1165,6 +1168,7 @@ static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
>  			(blue << info->var.blue.offset);
>  		if (info->var.transp.length > 0) {
>  			u32 mask = (1 << info->var.transp.length) - 1;
> +
>  			mask <<= info->var.transp.offset;
>  			value |= mask;
>  		}
> @@ -1447,7 +1451,7 @@ static int pan_display_atomic(struct fb_var_screeninfo *var,
>  	struct drm_atomic_state *state;
>  	struct drm_plane *plane;
>  	int i, ret;
> -	unsigned plane_mask;
> +	unsigned int plane_mask;
>  
>  	state = drm_atomic_state_alloc(dev);
>  	if (!state)
> @@ -1456,7 +1460,7 @@ static int pan_display_atomic(struct fb_var_screeninfo *var,
>  	state->acquire_ctx = dev->mode_config.acquire_ctx;
>  retry:
>  	plane_mask = 0;
> -	for(i = 0; i < fb_helper->crtc_count; i++) {
> +	for (i = 0; i < fb_helper->crtc_count; i++) {
>  		struct drm_mode_set *mode_set;
>  
>  		mode_set = &fb_helper->crtc_info[i].mode_set;
> @@ -1561,11 +1565,10 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
>  	memset(&sizes, 0, sizeof(struct drm_fb_helper_surface_size));
>  	sizes.surface_depth = 24;
>  	sizes.surface_bpp = 32;
> -	sizes.fb_width = (unsigned)-1;
> -	sizes.fb_height = (unsigned)-1;
> +	sizes.fb_width = (u32)-1;
> +	sizes.fb_height = (u32)-1;
>  
> -	/* if driver picks 8 or 16 by default use that
> -	   for both depth/bpp */
> +	/* if driver picks 8 or 16 by default use that for both depth/bpp */
>  	if (preferred_bpp != sizes.surface_bpp)
>  		sizes.surface_depth = sizes.surface_bpp = preferred_bpp;
>  
> @@ -1630,6 +1633,7 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
>  
>  		for (j = 0; j < mode_set->num_connectors; j++) {
>  			struct drm_connector *connector = mode_set->connectors[j];
> +
>  			if (connector->has_tile) {
>  				lasth = (connector->tile_h_loc == (connector->num_h_tile - 1));
>  				lastv = (connector->tile_v_loc == (connector->num_v_tile - 1));
> @@ -1645,8 +1649,10 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
>  	}
>  
>  	if (crtc_count == 0 || sizes.fb_width == -1 || sizes.fb_height == -1) {
> -		/* hmm everyone went away - assume VGA cable just fell out
> -		   and will come back later. */
> +		/*
> +		 * hmm everyone went away - assume VGA cable just fell out
> +		 * and will come back later.
> +		 */
>  		DRM_INFO("Cannot find any crtc or sizes - going 1024x768\n");
>  		sizes.fb_width = sizes.surface_width = 1024;
>  		sizes.fb_height = sizes.surface_height = 768;
> @@ -1703,7 +1709,6 @@ void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
>  	info->fix.accel = FB_ACCEL_NONE;
>  
>  	info->fix.line_length = pitch;
> -	return;
>  }
>  EXPORT_SYMBOL(drm_fb_helper_fill_fix);
>  
> @@ -1725,6 +1730,7 @@ void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helpe
>  			    uint32_t fb_width, uint32_t fb_height)
>  {
>  	struct drm_framebuffer *fb = fb_helper->fb;
> +
>  	info->pseudo_palette = fb_helper->pseudo_palette;
>  	info->var.xres_virtual = fb->width;
>  	info->var.yres_virtual = fb->height;
> @@ -2057,13 +2063,15 @@ static bool drm_target_preferred(struct drm_fb_helper *fb_helper,
>  				continue;
>  
>  		} else {
> -			if (fb_helper_conn->connector->tile_h_loc != tile_pass -1 &&
> +			if (fb_helper_conn->connector->tile_h_loc != tile_pass - 1 &&
>  			    fb_helper_conn->connector->tile_v_loc != tile_pass - 1)
>  			/* if this tile_pass doesn't cover any of the tiles - keep going */
>  				continue;
>  
> -			/* find the tile offsets for this pass - need
> -			   to find all tiles left and above */
> +			/*
> +			 * find the tile offsets for this pass - need to find
> +			 * all tiles left and above
> +			 */
>  			drm_get_tile_offsets(fb_helper, modes, offsets,
>  					     i, fb_helper_conn->connector->tile_h_loc, fb_helper_conn->connector->tile_v_loc);
>  		}
> @@ -2147,8 +2155,10 @@ static int drm_pick_crtcs(struct drm_fb_helper *fb_helper,
>  	if (!encoder)
>  		goto out;
>  
> -	/* select a crtc for this connector and then attempt to configure
> -	   remaining connectors */
> +	/*
> +	 * select a crtc for this connector and then attempt to configure
> +	 * remaining connectors
> +	 */
>  	for (c = 0; c < fb_helper->crtc_count; c++) {
>  		crtc = &fb_helper->crtc_info[c];
>  
> -- 
> 2.12.0
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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