[Intel-gfx] [PATCH v2 13/25] drm/edid: convert drm_mode_std() and children to drm_edid

Nautiyal, Ankit K ankit.k.nautiyal at intel.com
Tue May 10 09:18:48 UTC 2022


LGTM.

Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>

Regards,

Ankit

On 5/9/2022 5:33 PM, Jani Nikula wrote:
> We'll need to propagate drm_edid everywhere.
>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>   drivers/gpu/drm/drm_edid.c | 52 ++++++++++++++++++++------------------
>   1 file changed, 27 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index 51d918c66a26..bea8f33c58ad 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -2673,11 +2673,11 @@ find_gtf2(const struct detailed_timing *descriptor, void *data)
>   
>   /* Secondary GTF curve kicks in above some break frequency */
>   static int
> -drm_gtf2_hbreak(const struct edid *edid)
> +drm_gtf2_hbreak(const struct drm_edid *drm_edid)
>   {
>   	const struct detailed_timing *descriptor = NULL;
>   
> -	drm_for_each_detailed_block(edid, find_gtf2, &descriptor);
> +	drm_for_each_detailed_block(drm_edid->edid, find_gtf2, &descriptor);
>   
>   	BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.hfreq_start_khz) != 12);
>   
> @@ -2685,11 +2685,11 @@ drm_gtf2_hbreak(const struct edid *edid)
>   }
>   
>   static int
> -drm_gtf2_2c(const struct edid *edid)
> +drm_gtf2_2c(const struct drm_edid *drm_edid)
>   {
>   	const struct detailed_timing *descriptor = NULL;
>   
> -	drm_for_each_detailed_block(edid, find_gtf2, &descriptor);
> +	drm_for_each_detailed_block(drm_edid->edid, find_gtf2, &descriptor);
>   
>   	BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.c) != 13);
>   
> @@ -2697,11 +2697,11 @@ drm_gtf2_2c(const struct edid *edid)
>   }
>   
>   static int
> -drm_gtf2_m(const struct edid *edid)
> +drm_gtf2_m(const struct drm_edid *drm_edid)
>   {
>   	const struct detailed_timing *descriptor = NULL;
>   
> -	drm_for_each_detailed_block(edid, find_gtf2, &descriptor);
> +	drm_for_each_detailed_block(drm_edid->edid, find_gtf2, &descriptor);
>   
>   	BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.m) != 14);
>   
> @@ -2709,11 +2709,11 @@ drm_gtf2_m(const struct edid *edid)
>   }
>   
>   static int
> -drm_gtf2_k(const struct edid *edid)
> +drm_gtf2_k(const struct drm_edid *drm_edid)
>   {
>   	const struct detailed_timing *descriptor = NULL;
>   
> -	drm_for_each_detailed_block(edid, find_gtf2, &descriptor);
> +	drm_for_each_detailed_block(drm_edid->edid, find_gtf2, &descriptor);
>   
>   	BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.k) != 16);
>   
> @@ -2721,11 +2721,11 @@ drm_gtf2_k(const struct edid *edid)
>   }
>   
>   static int
> -drm_gtf2_2j(const struct edid *edid)
> +drm_gtf2_2j(const struct drm_edid *drm_edid)
>   {
>   	const struct detailed_timing *descriptor = NULL;
>   
> -	drm_for_each_detailed_block(edid, find_gtf2, &descriptor);
> +	drm_for_each_detailed_block(drm_edid->edid, find_gtf2, &descriptor);
>   
>   	BUILD_BUG_ON(offsetof(typeof(*descriptor), data.other_data.data.range.formula.gtf2.j) != 17);
>   
> @@ -2733,12 +2733,14 @@ drm_gtf2_2j(const struct edid *edid)
>   }
>   
>   /* Get standard timing level (CVT/GTF/DMT). */
> -static int standard_timing_level(const struct edid *edid)
> +static int standard_timing_level(const struct drm_edid *drm_edid)
>   {
> +	const struct edid *edid = drm_edid->edid;
> +
>   	if (edid->revision >= 2) {
>   		if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF))
>   			return LEVEL_CVT;
> -		if (drm_gtf2_hbreak(edid))
> +		if (drm_gtf2_hbreak(drm_edid))
>   			return LEVEL_GTF2;
>   		if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)
>   			return LEVEL_GTF;
> @@ -2770,9 +2772,9 @@ static int drm_mode_hsync(const struct drm_display_mode *mode)
>    * Take the standard timing params (in this case width, aspect, and refresh)
>    * and convert them into a real mode using CVT/GTF/DMT.
>    */
> -static struct drm_display_mode *
> -drm_mode_std(struct drm_connector *connector, const struct edid *edid,
> -	     const struct std_timing *t)
> +static struct drm_display_mode *drm_mode_std(struct drm_connector *connector,
> +					     const struct drm_edid *drm_edid,
> +					     const struct std_timing *t)
>   {
>   	struct drm_device *dev = connector->dev;
>   	struct drm_display_mode *m, *mode = NULL;
> @@ -2782,7 +2784,7 @@ drm_mode_std(struct drm_connector *connector, const struct edid *edid,
>   		>> EDID_TIMING_ASPECT_SHIFT;
>   	unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK)
>   		>> EDID_TIMING_VFREQ_SHIFT;
> -	int timing_level = standard_timing_level(edid);
> +	int timing_level = standard_timing_level(drm_edid);
>   
>   	if (bad_std_timing(t->hsize, t->vfreq_aspect))
>   		return NULL;
> @@ -2793,7 +2795,7 @@ drm_mode_std(struct drm_connector *connector, const struct edid *edid,
>   	vrefresh_rate = vfreq + 60;
>   	/* the vdisplay is calculated based on the aspect ratio */
>   	if (aspect_ratio == 0) {
> -		if (edid->revision < 3)
> +		if (drm_edid->edid->revision < 3)
>   			vsize = hsize;
>   		else
>   			vsize = (hsize * 10) / 16;
> @@ -2836,7 +2838,7 @@ drm_mode_std(struct drm_connector *connector, const struct edid *edid,
>   	}
>   
>   	/* check whether it can be found in default mode table */
> -	if (drm_monitor_supports_rb(edid)) {
> +	if (drm_monitor_supports_rb(drm_edid->edid)) {
>   		mode = drm_mode_find_dmt(dev, hsize, vsize, vrefresh_rate,
>   					 true);
>   		if (mode)
> @@ -2862,14 +2864,14 @@ drm_mode_std(struct drm_connector *connector, const struct edid *edid,
>   		mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
>   		if (!mode)
>   			return NULL;
> -		if (drm_mode_hsync(mode) > drm_gtf2_hbreak(edid)) {
> +		if (drm_mode_hsync(mode) > drm_gtf2_hbreak(drm_edid)) {
>   			drm_mode_destroy(dev, mode);
>   			mode = drm_gtf_mode_complex(dev, hsize, vsize,
>   						    vrefresh_rate, 0, 0,
> -						    drm_gtf2_m(edid),
> -						    drm_gtf2_2c(edid),
> -						    drm_gtf2_k(edid),
> -						    drm_gtf2_2j(edid));
> +						    drm_gtf2_m(drm_edid),
> +						    drm_gtf2_2c(drm_edid),
> +						    drm_gtf2_k(drm_edid),
> +						    drm_gtf2_2j(drm_edid));
>   		}
>   		break;
>   	case LEVEL_CVT:
> @@ -3360,7 +3362,7 @@ do_standard_modes(const struct detailed_timing *timing, void *c)
>   		const struct std_timing *std = &data->data.timings[i];
>   		struct drm_display_mode *newmode;
>   
> -		newmode = drm_mode_std(connector, closure->drm_edid->edid, std);
> +		newmode = drm_mode_std(connector, closure->drm_edid, std);
>   		if (newmode) {
>   			drm_mode_probed_add(connector, newmode);
>   			closure->modes++;
> @@ -3385,7 +3387,7 @@ static int add_standard_modes(struct drm_connector *connector,
>   	for (i = 0; i < EDID_STD_TIMINGS; i++) {
>   		struct drm_display_mode *newmode;
>   
> -		newmode = drm_mode_std(connector, drm_edid->edid,
> +		newmode = drm_mode_std(connector, drm_edid,
>   				       &drm_edid->edid->standard_timings[i]);
>   		if (newmode) {
>   			drm_mode_probed_add(connector, newmode);


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