diff mbox series

[v4,09/11] drm/amd/display: get SAD from drm_eld when parsing EDID caps

Message ID 20240706034004.801329-10-mwen@igalia.com (mailing list archive)
State New, archived
Headers show
Series drm/amd/display: switch amdgpu_dm_connector to use struct drm_edid | expand

Commit Message

Melissa Wen July 6, 2024, 3:35 a.m. UTC
instead of parsing struct edid.

Signed-off-by: Melissa Wen <mwen@igalia.com>
---
 .../amd/display/amdgpu_dm/amdgpu_dm_helpers.c   | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

Comments

Alex Hung July 25, 2024, 4:39 p.m. UTC | #1
On 2024-07-05 21:35, Melissa Wen wrote:
> instead of parsing struct edid.

A more informative commit message will be helpful.

> 
> Signed-off-by: Melissa Wen <mwen@igalia.com>
> ---
>   .../amd/display/amdgpu_dm/amdgpu_dm_helpers.c   | 17 +++++++++--------
>   1 file changed, 9 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> index 7657b1051c54..45c04de08c65 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> @@ -97,7 +97,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
>   	const struct drm_edid *drm_edid = aconnector->drm_edid;
>   	struct drm_edid_product_id product_id;
>   	struct edid *edid_buf = edid ? (struct edid *) edid->raw_edid : NULL;
> -	struct cea_sad *sads;
>   	int sad_count, sadb_count;
>   	int i = 0;
>   	uint8_t *sadb = NULL;
> @@ -127,18 +126,21 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
>   
>   	apply_edid_quirks(&product_id, edid_caps);
>   
> -	sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads);
> +	sad_count = drm_eld_sad_count(connector->eld);
>   	if (sad_count <= 0)
>   		return result;
>   
>   	edid_caps->audio_mode_count = min(sad_count, DC_MAX_AUDIO_DESC_COUNT);
>   	for (i = 0; i < edid_caps->audio_mode_count; ++i) {
> -		struct cea_sad *sad = &sads[i];
> +		struct cea_sad sad;
>   
> -		edid_caps->audio_modes[i].format_code = sad->format;
> -		edid_caps->audio_modes[i].channel_count = sad->channels + 1;
> -		edid_caps->audio_modes[i].sample_rate = sad->freq;
> -		edid_caps->audio_modes[i].sample_size = sad->byte2;
> +		if (drm_eld_sad_get(connector->eld, i, &sad) < 0)
> +			continue;
> +
> +		edid_caps->audio_modes[i].format_code = sad.format;
> +		edid_caps->audio_modes[i].channel_count = sad.channels + 1;
> +		edid_caps->audio_modes[i].sample_rate = sad.freq;
> +		edid_caps->audio_modes[i].sample_size = sad.byte2;
>   	}
>   
>   	sadb_count = drm_edid_to_speaker_allocation((struct edid *) edid->raw_edid, &sadb);
> @@ -153,7 +155,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
>   	else
>   		edid_caps->speaker_flags = DEFAULT_SPEAKER_LOCATION;
>   
> -	kfree(sads);
>   	kfree(sadb);
>   
>   	return result;
Melissa Wen July 29, 2024, 2:02 a.m. UTC | #2
On 07/25, Alex Hung wrote:
> 
> 
> On 2024-07-05 21:35, Melissa Wen wrote:
> > instead of parsing struct edid.
> 
> A more informative commit message will be helpful.

sure. I'll improve it in the next version.
> 
> > 
> > Signed-off-by: Melissa Wen <mwen@igalia.com>
> > ---
> >   .../amd/display/amdgpu_dm/amdgpu_dm_helpers.c   | 17 +++++++++--------
> >   1 file changed, 9 insertions(+), 8 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> > index 7657b1051c54..45c04de08c65 100644
> > --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> > +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> > @@ -97,7 +97,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
> >   	const struct drm_edid *drm_edid = aconnector->drm_edid;
> >   	struct drm_edid_product_id product_id;
> >   	struct edid *edid_buf = edid ? (struct edid *) edid->raw_edid : NULL;
> > -	struct cea_sad *sads;
> >   	int sad_count, sadb_count;
> >   	int i = 0;
> >   	uint8_t *sadb = NULL;
> > @@ -127,18 +126,21 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
> >   	apply_edid_quirks(&product_id, edid_caps);
> > -	sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads);
> > +	sad_count = drm_eld_sad_count(connector->eld);
> >   	if (sad_count <= 0)
> >   		return result;
> >   	edid_caps->audio_mode_count = min(sad_count, DC_MAX_AUDIO_DESC_COUNT);
> >   	for (i = 0; i < edid_caps->audio_mode_count; ++i) {
> > -		struct cea_sad *sad = &sads[i];
> > +		struct cea_sad sad;
> > -		edid_caps->audio_modes[i].format_code = sad->format;
> > -		edid_caps->audio_modes[i].channel_count = sad->channels + 1;
> > -		edid_caps->audio_modes[i].sample_rate = sad->freq;
> > -		edid_caps->audio_modes[i].sample_size = sad->byte2;
> > +		if (drm_eld_sad_get(connector->eld, i, &sad) < 0)
> > +			continue;
> > +
> > +		edid_caps->audio_modes[i].format_code = sad.format;
> > +		edid_caps->audio_modes[i].channel_count = sad.channels + 1;
> > +		edid_caps->audio_modes[i].sample_rate = sad.freq;
> > +		edid_caps->audio_modes[i].sample_size = sad.byte2;
> >   	}
> >   	sadb_count = drm_edid_to_speaker_allocation((struct edid *) edid->raw_edid, &sadb);
> > @@ -153,7 +155,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
> >   	else
> >   		edid_caps->speaker_flags = DEFAULT_SPEAKER_LOCATION;
> > -	kfree(sads);
> >   	kfree(sadb);
> >   	return result;
Alex Hung July 29, 2024, 1:27 p.m. UTC | #3
On 2024-07-28 20:02, Melissa Wen wrote:
> On 07/25, Alex Hung wrote:
>>
>>
>> On 2024-07-05 21:35, Melissa Wen wrote:
>>> instead of parsing struct edid.
>>
>> A more informative commit message will be helpful.
> 
> sure. I'll improve it in the next version.

A soft reminder - a few other patches need improved commit messages too.

>>
>>>
>>> Signed-off-by: Melissa Wen <mwen@igalia.com>
>>> ---
>>>    .../amd/display/amdgpu_dm/amdgpu_dm_helpers.c   | 17 +++++++++--------
>>>    1 file changed, 9 insertions(+), 8 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
>>> index 7657b1051c54..45c04de08c65 100644
>>> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
>>> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
>>> @@ -97,7 +97,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
>>>    	const struct drm_edid *drm_edid = aconnector->drm_edid;
>>>    	struct drm_edid_product_id product_id;
>>>    	struct edid *edid_buf = edid ? (struct edid *) edid->raw_edid : NULL;
>>> -	struct cea_sad *sads;
>>>    	int sad_count, sadb_count;
>>>    	int i = 0;
>>>    	uint8_t *sadb = NULL;
>>> @@ -127,18 +126,21 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
>>>    	apply_edid_quirks(&product_id, edid_caps);
>>> -	sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads);
>>> +	sad_count = drm_eld_sad_count(connector->eld);
>>>    	if (sad_count <= 0)
>>>    		return result;
>>>    	edid_caps->audio_mode_count = min(sad_count, DC_MAX_AUDIO_DESC_COUNT);
>>>    	for (i = 0; i < edid_caps->audio_mode_count; ++i) {
>>> -		struct cea_sad *sad = &sads[i];
>>> +		struct cea_sad sad;
>>> -		edid_caps->audio_modes[i].format_code = sad->format;
>>> -		edid_caps->audio_modes[i].channel_count = sad->channels + 1;
>>> -		edid_caps->audio_modes[i].sample_rate = sad->freq;
>>> -		edid_caps->audio_modes[i].sample_size = sad->byte2;
>>> +		if (drm_eld_sad_get(connector->eld, i, &sad) < 0)
>>> +			continue;
>>> +
>>> +		edid_caps->audio_modes[i].format_code = sad.format;
>>> +		edid_caps->audio_modes[i].channel_count = sad.channels + 1;
>>> +		edid_caps->audio_modes[i].sample_rate = sad.freq;
>>> +		edid_caps->audio_modes[i].sample_size = sad.byte2;
>>>    	}
>>>    	sadb_count = drm_edid_to_speaker_allocation((struct edid *) edid->raw_edid, &sadb);
>>> @@ -153,7 +155,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
>>>    	else
>>>    		edid_caps->speaker_flags = DEFAULT_SPEAKER_LOCATION;
>>> -	kfree(sads);
>>>    	kfree(sadb);
>>>    	return result;
diff mbox series

Patch

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
index 7657b1051c54..45c04de08c65 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
@@ -97,7 +97,6 @@  enum dc_edid_status dm_helpers_parse_edid_caps(
 	const struct drm_edid *drm_edid = aconnector->drm_edid;
 	struct drm_edid_product_id product_id;
 	struct edid *edid_buf = edid ? (struct edid *) edid->raw_edid : NULL;
-	struct cea_sad *sads;
 	int sad_count, sadb_count;
 	int i = 0;
 	uint8_t *sadb = NULL;
@@ -127,18 +126,21 @@  enum dc_edid_status dm_helpers_parse_edid_caps(
 
 	apply_edid_quirks(&product_id, edid_caps);
 
-	sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads);
+	sad_count = drm_eld_sad_count(connector->eld);
 	if (sad_count <= 0)
 		return result;
 
 	edid_caps->audio_mode_count = min(sad_count, DC_MAX_AUDIO_DESC_COUNT);
 	for (i = 0; i < edid_caps->audio_mode_count; ++i) {
-		struct cea_sad *sad = &sads[i];
+		struct cea_sad sad;
 
-		edid_caps->audio_modes[i].format_code = sad->format;
-		edid_caps->audio_modes[i].channel_count = sad->channels + 1;
-		edid_caps->audio_modes[i].sample_rate = sad->freq;
-		edid_caps->audio_modes[i].sample_size = sad->byte2;
+		if (drm_eld_sad_get(connector->eld, i, &sad) < 0)
+			continue;
+
+		edid_caps->audio_modes[i].format_code = sad.format;
+		edid_caps->audio_modes[i].channel_count = sad.channels + 1;
+		edid_caps->audio_modes[i].sample_rate = sad.freq;
+		edid_caps->audio_modes[i].sample_size = sad.byte2;
 	}
 
 	sadb_count = drm_edid_to_speaker_allocation((struct edid *) edid->raw_edid, &sadb);
@@ -153,7 +155,6 @@  enum dc_edid_status dm_helpers_parse_edid_caps(
 	else
 		edid_caps->speaker_flags = DEFAULT_SPEAKER_LOCATION;
 
-	kfree(sads);
 	kfree(sadb);
 
 	return result;