From dc755faef2640ea3d9ef3714c4ac5ece28bfe5a3 Mon Sep 17 00:00:00 2001 From: Piotr Piorkowski Date: Mon, 4 Jun 2018 16:19:43 +0200 Subject: [PATCH] drm/i915/guc: Refactoring preparation of the GUC_CTL_FEATURE parameter MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit At the moment, the preparation of GUC_CTL_FEATURE is disordered. Lets move all GUC_CTL_FEATURE related operations to one place. Signed-off-by: Piotr Piórkowski Cc: Michal Wajdeczko Cc: Michał Winiarski Cc: Joonas Lahtinen Cc: Chris Wilson Reviewed-by: Michal Wajdeczko Signed-off-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20180604141947.8299-3-piotr.piorkowski@intel.com --- drivers/gpu/drm/i915/intel_guc.c | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c index 843dfe6..dfc5ef8 100644 --- a/drivers/gpu/drm/i915/intel_guc.c +++ b/drivers/gpu/drm/i915/intel_guc.c @@ -227,6 +227,19 @@ static u32 guc_ctl_debug_flags(struct intel_guc *guc) return flags; } +static u32 guc_ctl_feature_flags(struct intel_guc *guc) +{ + u32 flags = 0; + + flags |= GUC_CTL_VCS2_ENABLED; + + if (USES_GUC_SUBMISSION(guc_to_i915(guc))) + flags |= GUC_CTL_KERNEL_SUBMISSIONS; + else + flags |= GUC_CTL_DISABLE_SCHEDULER; + + return flags; +} /* * Initialise the GuC parameter block before starting the firmware * transfer. These parameters are read by the firmware on startup @@ -250,9 +263,7 @@ void intel_guc_init_params(struct intel_guc *guc) params[GUC_CTL_WA] |= GUC_CTL_WA_UK_BY_DRIVER; - params[GUC_CTL_FEATURE] |= GUC_CTL_DISABLE_SCHEDULER | - GUC_CTL_VCS2_ENABLED; - + params[GUC_CTL_FEATURE] = guc_ctl_feature_flags(guc); params[GUC_CTL_LOG_PARAMS] = guc->log.flags; params[GUC_CTL_DEBUG] = guc_ctl_debug_flags(guc); @@ -265,11 +276,6 @@ void intel_guc_init_params(struct intel_guc *guc) pgs >>= PAGE_SHIFT; params[GUC_CTL_CTXINFO] = (pgs << GUC_CTL_BASE_ADDR_SHIFT) | (ctx_in_16 << GUC_CTL_CTXNUM_IN16_SHIFT); - - params[GUC_CTL_FEATURE] |= GUC_CTL_KERNEL_SUBMISSIONS; - - /* Unmask this bit to enable the GuC's internal scheduler */ - params[GUC_CTL_FEATURE] &= ~GUC_CTL_DISABLE_SCHEDULER; } /* -- 2.7.4