[PATCH 08/12] drm/edid: use a better variable name for EDID block read retries

Ville Syrjälä ville.syrjala at linux.intel.com
Thu Mar 31 14:55:16 UTC 2022


On Tue, Mar 29, 2022 at 09:42:15PM +0300, Jani Nikula wrote:
> Just i is a bit terse, clarify what it's about.
> 
> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>

Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

> ---
>  drivers/gpu/drm/drm_edid.c | 16 +++++++++-------
>  1 file changed, 9 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index 04eb6949c9c8..235d3cde2e97 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -1971,25 +1971,25 @@ static struct edid *drm_do_get_edid_base_block(struct drm_connector *connector,
>  	int *null_edid_counter = connector ? &connector->null_edid_counter : NULL;
>  	bool *edid_corrupt = connector ? &connector->edid_corrupt : NULL;
>  	void *edid;
> -	int i;
> +	int try;
>  
>  	edid = kmalloc(EDID_LENGTH, GFP_KERNEL);
>  	if (edid == NULL)
>  		return NULL;
>  
>  	/* base block fetch */
> -	for (i = 0; i < 4; i++) {
> +	for (try = 0; try < 4; try++) {
>  		if (get_edid_block(data, edid, 0, EDID_LENGTH))
>  			goto out;
>  		if (drm_edid_block_valid(edid, 0, false, edid_corrupt))
>  			break;
> -		if (i == 0 && edid_is_zero(edid, EDID_LENGTH)) {
> +		if (try == 0 && edid_is_zero(edid, EDID_LENGTH)) {
>  			if (null_edid_counter)
>  				(*null_edid_counter)++;
>  			goto carp;
>  		}
>  	}
> -	if (i == 4)
> +	if (try == 4)
>  		goto carp;
>  
>  	return edid;
> @@ -2027,7 +2027,7 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
>  			      size_t len),
>  	void *data)
>  {
> -	int i, j = 0, valid_extensions = 0;
> +	int j, valid_extensions = 0;
>  	struct edid *edid, *new, *override;
>  
>  	override = drm_get_override_edid(connector);
> @@ -2050,20 +2050,22 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
>  
>  	for (j = 1; j <= edid->extensions; j++) {
>  		void *block = edid + j;
> +		int try;
>  
> -		for (i = 0; i < 4; i++) {
> +		for (try = 0; try < 4; try++) {
>  			if (get_edid_block(data, block, j, EDID_LENGTH))
>  				goto out;
>  			if (drm_edid_block_valid(block, j, false, NULL))
>  				break;
>  		}
>  
> -		if (i == 4)
> +		if (try == 4)
>  			valid_extensions--;
>  	}
>  
>  	if (valid_extensions != edid->extensions) {
>  		struct edid *base;
> +		int i;
>  
>  		connector_bad_edid(connector, (u8 *)edid, edid->extensions + 1);
>  
> -- 
> 2.30.2

-- 
Ville Syrjälä
Intel


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