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Rework message send/receive functions to match new prototypes. 

Send message to binary for drm_master_drop/set functions.

Signed-off-by: Chris Michael <cp.michael@samsung.com>
This commit is contained in:
Chris Michael 2013-12-30 08:04:08 +00:00
parent 5b06621c05
commit 874609a680
1 changed files with 57 additions and 15 deletions
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72
src/lib/ecore_drm/ecore_drm_device.c
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@ -185,9 +185,10 @@ ecore_drm_device_free(Ecore_Drm_Device *dev)
EAPI Eina_Bool
ecore_drm_device_open(Ecore_Drm_Device *dev)
{
char devpath[PATH_MAX];
Eina_Bool ret = EINA_FALSE;
char devpath[PATH_MAX];
void *data = malloc(sizeof(int));
uint64_t caps;
/* check for valid device */
if ((!dev) || (!dev->devname)) return EINA_FALSE;
@ -197,19 +198,24 @@ ecore_drm_device_open(Ecore_Drm_Device *dev)
DBG("Try to open device: %s", devpath);
/* send message for ecore_drm_launch to open this device */
_ecore_drm_message_send(ECORE_DRM_OP_DEVICE_OPEN,
_ecore_drm_message_send(ECORE_DRM_OP_DEVICE_OPEN, -1,
devpath, strlen(devpath));
/* receive the reply from our slave */
ret = _ecore_drm_message_receive(ECORE_DRM_OP_DEVICE_OPEN,
ret = _ecore_drm_message_receive(ECORE_DRM_OP_DEVICE_OPEN, &dev->fd,
&data, sizeof(data));
if (!ret) return EINA_FALSE;
/* set device fd */
dev->fd = *((int *)data);
DBG("Opened Device %s : %d", devpath, dev->fd);
if (!drmGetCap(dev->fd, DRM_CAP_TIMESTAMP_MONOTONIC, &caps))
{
if (caps == 1)
dev->drm_clock = CLOCK_MONOTONIC;
else
dev->drm_clock = CLOCK_REALTIME;
}
free(data);
return EINA_TRUE;
@ -230,21 +236,25 @@ EAPI Eina_Bool
ecore_drm_device_close(Ecore_Drm_Device *dev)
{
Eina_Bool ret = EINA_FALSE;
void *data;
void *data = malloc(sizeof(int));
/* check for valid device */
if (!dev) return EINA_FALSE;
/* try to close the device */
_ecore_drm_message_send(ECORE_DRM_OP_DEVICE_CLOSE, &dev->fd, sizeof(int));
_ecore_drm_message_send(ECORE_DRM_OP_DEVICE_CLOSE, dev->fd,
NULL, 0);
/* get the result of the close operation */
ret = _ecore_drm_message_receive(ECORE_DRM_OP_DEVICE_CLOSE, &data, sizeof(int));
ret = _ecore_drm_message_receive(ECORE_DRM_OP_DEVICE_CLOSE, NULL,
&data, sizeof(int));
if (!ret) return EINA_FALSE;
/* reset device fd */
dev->fd = -1;
free(data);
return EINA_TRUE;
}
@ -289,13 +299,29 @@ ecore_drm_device_master_get(Ecore_Drm_Device *dev)
EAPI Eina_Bool
ecore_drm_device_master_set(Ecore_Drm_Device *dev)
{
Eina_Bool ret = EINA_FALSE;
void *data = malloc(sizeof(int));
int dfd;
/* check for valid device */
if ((!dev) || (dev->fd < 0)) return EINA_FALSE;
/* try to set master */
if (drmSetMaster(dev->fd) == 0) return EINA_TRUE;
DBG("Set Master On Fd: %d", dev->fd);
return EINA_FALSE;
/* try to close the device */
_ecore_drm_message_send(ECORE_DRM_OP_DEVICE_MASTER_SET, dev->fd,
NULL, 0);
/* get the result of the close operation */
ret = _ecore_drm_message_receive(ECORE_DRM_OP_DEVICE_MASTER_SET, &dfd,
&data, sizeof(int));
if (!ret) return EINA_FALSE;
DBG("Received FD %d from Slave", dfd);
free(data);
return EINA_TRUE;
}
/**
@ -312,11 +338,27 @@ ecore_drm_device_master_set(Ecore_Drm_Device *dev)
EAPI Eina_Bool
ecore_drm_device_master_drop(Ecore_Drm_Device *dev)
{
Eina_Bool ret = EINA_FALSE;
void *data = malloc(sizeof(int));
int dfd;
/* check for valid device */
if ((!dev) || (dev->fd < 0)) return EINA_FALSE;
/* try to drop being master */
if (drmDropMaster(dev->fd) == 0) return EINA_TRUE;
DBG("Drop Master On Fd: %d", dev->fd);
return EINA_FALSE;
/* try to close the device */
_ecore_drm_message_send(ECORE_DRM_OP_DEVICE_MASTER_DROP, dev->fd,
NULL, 0);
/* get the result of the close operation */
ret = _ecore_drm_message_receive(ECORE_DRM_OP_DEVICE_MASTER_DROP, &dfd,
&data, sizeof(int));
if (!ret) return EINA_FALSE;
DBG("Received FD %d from Slave", dfd);
free(data);
return EINA_TRUE;
}