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ecore-drm2: Add support for specifying a particular drm card 

Summary:
There are cases where the drm card that we wish to run on is not
always the first card (ie: card1, card2, etc). In our previous code,
we would always start searching at card0 and if found we would always
use that card. This patch allows a card to be specified in the
environment that can be searched for and used. For example, if we
specify ECORE_DRM2_CARD=card1 than that card will be searched and used
if found. This also allows wildcard searches such as
ECORE_DRM2_CARD=card[1-9]* which can be used to skip the first card
(card0).

Reviewers: ManMower

Reviewed By: ManMower

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D7530
This commit is contained in:
Christopher Michael 2019-01-02 10:33:42 -05:00 committed by Christopher Michael
parent bd6d83bee7
commit 6fcffef3ff
1 changed files with 7 additions and 2 deletions
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9
src/lib/ecore_drm2/ecore_drm2_device.c
View File

@ -95,14 +95,19 @@ static const char *
_drm2_device_find(Elput_Manager *em, const char *seat)
{
Eina_List *devs, *l;
const char *dev, *ret = NULL, *chosen_dev = NULL;
const char *dev, *ret = NULL, *chosen_dev = NULL, *d = NULL;
Eina_Bool found = EINA_FALSE;
Eina_Bool modeset;
int fd;
EINA_SAFETY_ON_NULL_RETURN_VAL(seat, NULL);
devs = eeze_udev_find_by_subsystem_sysname("drm", "card[0-9]*");
d = getenv("ECORE_DRM2_CARD");
if (d)
devs = eeze_udev_find_by_subsystem_sysname("drm", d);
else
devs = eeze_udev_find_by_subsystem_sysname("drm", "card[0-9]*");
if (!devs) return NULL;
EINA_LIST_FOREACH(devs, l, dev)