loader: add dri_driver option to override dri driver to load

drirc implementation of MESA_LOADER_DRIVER_OVERRIDE which can be
used to override dri driver to load.

Usage:

override dri driver for device with spec kernel driver name:

<device kernel_driver="kernel_driver_name">
  <option name="dri_driver" value="new_dri_driver" />
</device>

or

<device driver="loader" kernel_driver="kernel_driver_name">
  <option name="dri_driver" value="new_dri_driver" />
</device>

v2:
  add kernel_driver device attribute to specify kernel
  driver name instead of reuse driver attribute

v3:
  seperate loader_get_kernel_driver_name into another patch
  seperate add kernel_driver attribute into another patch

Suggested-by: Michel Dänzer <michel@daenzer.net>
Signed-off-by: Qiang Yu <Qiang.Yu@amd.com>
Acked-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
[v4 Emil: add HAVE_LIBDRM guard around __driConfigOptionsLoader and
loader_get_dri_config_driver]
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
This commit is contained in:
Qiang Yu
2018-08-06 11:19:27 +08:00
committed by Emil Velikov
parent 3bbe180b98
commit 0aa80abf25
2 changed files with 35 additions and 0 deletions
+5
View File
@@ -411,6 +411,11 @@ DRI_CONF_OPT_BEGIN(device_id, string, def) \
DRI_CONF_DESC(en,gettext("Define the graphic device to use if possible")) \
DRI_CONF_OPT_END
#define DRI_CONF_DRI_DRIVER(def) \
DRI_CONF_OPT_BEGIN(dri_driver, string, def) \
DRI_CONF_DESC(en,gettext("Override the DRI driver to load")) \
DRI_CONF_OPT_END
/**
* \brief Gallium-Nine specific configuration options
*/