Mesa (master): i965: add support for force_gl_vendor

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Module: Mesa
Branch: master
Commit: 08f3dcf2f6ef1da8aec4c95a531851c62c5798d6
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=08f3dcf2f6ef1da8aec4c95a531851c62c5798d6

Author: Timothy Arceri <tarceri at itsqueeze.com>
Date:   Thu Aug  6 14:25:42 2020 +1000

i965: add support for force_gl_vendor

Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/3363
Reviewed-by: Danylo Piliaiev <danylo.piliaiev at globallogic.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6198>

---

 src/mesa/drivers/dri/i965/brw_context.c  | 5 +++++
 src/mesa/drivers/dri/i965/intel_screen.c | 1 +
 2 files changed, 6 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index e8ec66b98f1..d254002c1a2 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -923,6 +923,11 @@ brw_process_driconf_options(struct brw_context *brw)
    ctx->Const.AllowGLSLCrossStageInterpolationMismatch =
       driQueryOptionb(options, "allow_glsl_cross_stage_interpolation_mismatch");
 
+   char *vendor_str = driQueryOptionstr(options, "force_gl_vendor");
+   /* not an empty string */
+   if (*vendor_str)
+      ctx->Const.VendorOverride = vendor_str;
+
    ctx->Const.dri_config_options_sha1 = ralloc_array(brw, unsigned char, 20);
    driComputeOptionsSha1(&brw->screen->optionCache,
                          ctx->Const.dri_config_options_sha1);
diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c
index b72c247bffb..a57adc9f687 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.c
+++ b/src/mesa/drivers/dri/i965/intel_screen.c
@@ -91,6 +91,7 @@ DRI_CONF_BEGIN
       DRI_CONF_ALLOW_HIGHER_COMPAT_VERSION("false")
       DRI_CONF_FORCE_COMPAT_PROFILE("false")
       DRI_CONF_FORCE_GLSL_ABS_SQRT("false")
+      DRI_CONF_FORCE_GL_VENDOR()
 
       DRI_CONF_OPT_BEGIN_B(shader_precompile, "true")
 	 DRI_CONF_DESC("Perform code generation at shader link time.")