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output/kms: Make drmModeEncoderPtr array local

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It was only used within one function, where it was always created, but
still was kept around indefinitely for no reason. Lets get rid of it
from the MetaOutputKms struct.

https://gitlab.gnome.org/GNOME/mutter/issues/548
https://gitlab.gnome.org/GNOME/mutter/merge_requests/525
This commit is contained in:
Jonas Ådahl 2019-02-01 19:23:06 +01:00 committed by Georges Basile Stavracas Neto
parent 4d3e804391
commit 065bf752f4
1 changed files with 19 additions and 21 deletions
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40
src/backends/native/meta-output-kms.c
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@ -41,10 +41,6 @@ typedef struct _MetaOutputKms
drmModeConnector *connector;
unsigned int n_encoders;
drmModeEncoderPtr *encoders;
drmModeEncoderPtr current_encoder;
/*
* Bitmasks of encoder position in the resources array (used during clone
* setup).
@ -409,14 +405,9 @@ static void
meta_output_destroy_notify (MetaOutput *output)
{
MetaOutputKms *output_kms;
unsigned i;
output_kms = output->driver_private;
for (i = 0; i < output_kms->n_encoders; i++)
drmModeFreeEncoder (output_kms->encoders[i]);
g_free (output_kms->encoders);
g_slice_free (MetaOutputKms, output_kms);
}
@ -568,6 +559,9 @@ meta_create_kms_output (MetaGpuKms *gpu_kms,
unsigned int crtc_mask;
int fd;
uint32_t id;
unsigned int n_encoders;
drmModeEncoderPtr *encoders;
drmModeEncoderPtr current_encoder = NULL;
output = g_object_new (META_TYPE_OUTPUT, NULL);
@ -624,16 +618,16 @@ meta_create_kms_output (MetaGpuKms *gpu_kms,
return NULL;
}
output_kms->n_encoders = connector->count_encoders;
output_kms->encoders = g_new0 (drmModeEncoderPtr, output_kms->n_encoders);
n_encoders = connector->count_encoders;
encoders = g_new0 (drmModeEncoderPtr, n_encoders);
fd = meta_gpu_kms_get_fd (gpu_kms);
crtc_mask = ~(unsigned int) 0;
for (i = 0; i < output_kms->n_encoders; i++)
for (i = 0; i < n_encoders; i++)
{
output_kms->encoders[i] = drmModeGetEncoder (fd, connector->encoders[i]);
if (!output_kms->encoders[i])
encoders[i] = drmModeGetEncoder (fd, connector->encoders[i]);
if (!encoders[i])
continue;
/* We only list CRTCs as supported if they are supported by all encoders
@ -641,10 +635,10 @@ meta_create_kms_output (MetaGpuKms *gpu_kms,
This is what xf86-video-modesetting does (see drmmode_output_init())
*/
crtc_mask &= output_kms->encoders[i]->possible_crtcs;
crtc_mask &= encoders[i]->possible_crtcs;
if (output_kms->encoders[i]->encoder_id == connector->encoder_id)
output_kms->current_encoder = output_kms->encoders[i];
if (encoders[i]->encoder_id == connector->encoder_id)
current_encoder = encoders[i];
}
crtcs = g_array_new (FALSE, FALSE, sizeof (MetaCrtc*));
@ -662,13 +656,13 @@ meta_create_kms_output (MetaGpuKms *gpu_kms,
output->n_possible_crtcs = crtcs->len;
output->possible_crtcs = (void*)g_array_free (crtcs, FALSE);
if (output_kms->current_encoder && output_kms->current_encoder->crtc_id != 0)
if (current_encoder && current_encoder->crtc_id != 0)
{
for (l = meta_gpu_get_crtcs (gpu); l; l = l->next)
{
MetaCrtc *crtc = l->data;
if (crtc->crtc_id == output_kms->current_encoder->crtc_id)
if (crtc->crtc_id == current_encoder->crtc_id)
{
meta_output_assign_crtc (output, crtc);
break;
@ -737,9 +731,9 @@ meta_create_kms_output (MetaGpuKms *gpu_kms,
output_kms->enc_clone_mask = 0xff;
output_kms->encoder_mask = 0;
for (i = 0; i < output_kms->n_encoders; i++)
for (i = 0; i < n_encoders; i++)
{
drmModeEncoder *output_encoder = output_kms->encoders[i];
drmModeEncoder *output_encoder = encoders[i];
unsigned int j;
for (j = 0; j < resources->n_encoders; j++)
@ -757,5 +751,9 @@ meta_create_kms_output (MetaGpuKms *gpu_kms,
output_kms->enc_clone_mask &= output_encoder->possible_clones;
}
for (i = 0; i < n_encoders; i++)
drmModeFreeEncoder (encoders[i]);
g_free (encoders);
return output;
}