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output: Keep the EDID struct with the other output info

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Will be used later to retrieve other EDID details, e.g. for color
management.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2164>
This commit is contained in:
Jonas Ådahl 2021-11-08 21:43:04 +01:00
parent 43cd70089e
commit 9ece224718
2 changed files with 36 additions and 24 deletions
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58
src/backends/meta-output.c
View File

@ -95,6 +95,7 @@ meta_output_info_unref (MetaOutputInfo *output_info)
g_free (output_info->product);
g_free (output_info->serial);
g_free (output_info->edid_checksum_md5);
g_free (output_info->edid_info);
g_free (output_info->modes);
g_free (output_info->possible_crtcs);
g_free (output_info->possible_clones);
@ -305,45 +306,54 @@ meta_output_crtc_to_logical_transform (MetaOutput *output,
inverted_panel_orientation_transform);
}
static void
set_output_details_from_edid (MetaOutputInfo *output_info,
MetaEdidInfo *edid_info)
{
output_info->vendor = g_strndup (edid_info->manufacturer_code, 4);
if (!g_utf8_validate (output_info->vendor, -1, NULL))
g_clear_pointer (&output_info->vendor, g_free);
output_info->product = g_strndup (edid_info->dsc_product_name, 14);
if (!g_utf8_validate (output_info->product, -1, NULL) ||
output_info->product[0] == '\0')
{
g_clear_pointer (&output_info->product, g_free);
output_info->product =
g_strdup_printf ("0x%04x", (unsigned) edid_info->product_code);
}
output_info->serial = g_strndup (edid_info->dsc_serial_number, 14);
if (!g_utf8_validate (output_info->serial, -1, NULL) ||
output_info->serial[0] == '\0')
{
g_clear_pointer (&output_info->serial, g_free);
output_info->serial =
g_strdup_printf ("0x%08x", edid_info->serial_number);
}
}
void
meta_output_info_parse_edid (MetaOutputInfo *output_info,
GBytes *edid)
{
MetaEdidInfo *parsed_edid;
MetaEdidInfo *edid_info;
size_t len;
gconstpointer data;
g_return_if_fail (!output_info->edid_info);
g_return_if_fail (edid);
data = g_bytes_get_data (edid, &len);
parsed_edid = meta_edid_info_new_parse (data);
edid_info = meta_edid_info_new_parse (data);
output_info->edid_checksum_md5 = g_compute_checksum_for_data (G_CHECKSUM_MD5,
data, len);
if (parsed_edid)
if (edid_info)
{
output_info->vendor = g_strndup (parsed_edid->manufacturer_code, 4);
if (!g_utf8_validate (output_info->vendor, -1, NULL))
g_clear_pointer (&output_info->vendor, g_free);
output_info->product = g_strndup (parsed_edid->dsc_product_name, 14);
if (!g_utf8_validate (output_info->product, -1, NULL) ||
output_info->product[0] == '\0')
{
g_clear_pointer (&output_info->product, g_free);
output_info->product = g_strdup_printf ("0x%04x", (unsigned) parsed_edid->product_code);
}
output_info->serial = g_strndup (parsed_edid->dsc_serial_number, 14);
if (!g_utf8_validate (output_info->serial, -1, NULL) ||
output_info->serial[0] == '\0')
{
g_clear_pointer (&output_info->serial, g_free);
output_info->serial = g_strdup_printf ("0x%08x", parsed_edid->serial_number);
}
g_free (parsed_edid);
output_info->edid_info = edid_info;
set_output_details_from_edid (output_info, edid_info);
}
}

2
src/backends/meta-output.h
View File

@ -23,6 +23,7 @@
#include <glib-object.h>
#include "backends/edid.h"
#include "backends/meta-backend-types.h"
#include "backends/meta-gpu.h"
#include "core/util-private.h"
@ -88,6 +89,7 @@ typedef struct _MetaOutputInfo
char *serial;
char *edid_checksum_md5;
MetaEdidInfo *edid_info;
int width_mm;
int height_mm;