From 62037ffff229b7d94f1db5ef8d2e2ec819832ef3 Mon Sep 17 00:00:00 2001 From: Mika Kuoppala Date: Tue, 15 Oct 2019 18:44:40 +0300 Subject: [PATCH] drm/i915/tgl: Include ro parts of l3 to invalidate Aim for completeness and invalidate also the ro parts in l3 cache. This might allow to get rid of the preparser disable/enable workaround on invalidation path. Cc: Chris Wilson Signed-off-by: Mika Kuoppala Reviewed-by: Chris Wilson Signed-off-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20191015154449.10338-2-mika.kuoppala@linux.intel.com --- drivers/gpu/drm/i915/gt/intel_gpu_commands.h | 1 + drivers/gpu/drm/i915/gt/intel_lrc.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/intel_gpu_commands.h b/drivers/gpu/drm/i915/gt/intel_gpu_commands.h index 8e63cff..afc869d 100644 --- a/drivers/gpu/drm/i915/gt/intel_gpu_commands.h +++ b/drivers/gpu/drm/i915/gt/intel_gpu_commands.h @@ -233,6 +233,7 @@ #define PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH (1<<12) /* gen6+ */ #define PIPE_CONTROL_INSTRUCTION_CACHE_INVALIDATE (1<<11) /* MBZ on ILK */ #define PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE (1<<10) /* GM45+ only */ +#define PIPE_CONTROL_L3_RO_CACHE_INVALIDATE REG_BIT(10) /* gen12 */ #define PIPE_CONTROL_INDIRECT_STATE_DISABLE (1<<9) #define PIPE_CONTROL_NOTIFY (1<<8) #define PIPE_CONTROL_FLUSH_ENABLE (1<<7) /* gen7+ */ diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 1e9e2cc..217f651 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -3230,6 +3230,7 @@ static int gen12_emit_flush_render(struct i915_request *request, flags |= PIPE_CONTROL_VF_CACHE_INVALIDATE; flags |= PIPE_CONTROL_CONST_CACHE_INVALIDATE; flags |= PIPE_CONTROL_STATE_CACHE_INVALIDATE; + flags |= PIPE_CONTROL_L3_RO_CACHE_INVALIDATE; flags |= PIPE_CONTROL_STORE_DATA_INDEX; flags |= PIPE_CONTROL_QW_WRITE; -- 2.7.4