[PATCH] drm/i915/gvt: Clean up dead code in cmd_parser

From: Christos Gkekas
Date: Sun Oct 15 2017 - 18:35:38 EST


Delete variables 'gma_bottom' that are set but never used.

Signed-off-by: Christos Gkekas <chris.gekas@xxxxxxxxx>
---
drivers/gpu/drm/i915/gvt/cmd_parser.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c
index 2c0ccbb..d75ce70 100644
--- a/drivers/gpu/drm/i915/gvt/cmd_parser.c
+++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c
@@ -2511,7 +2511,7 @@ static int command_scan(struct parser_exec_state *s,

static int scan_workload(struct intel_vgpu_workload *workload)
{
- unsigned long gma_head, gma_tail, gma_bottom;
+ unsigned long gma_head, gma_tail;
struct parser_exec_state s;
int ret = 0;

@@ -2521,7 +2521,6 @@ static int scan_workload(struct intel_vgpu_workload *workload)

gma_head = workload->rb_start + workload->rb_head;
gma_tail = workload->rb_start + workload->rb_tail;
- gma_bottom = workload->rb_start + _RING_CTL_BUF_SIZE(workload->rb_ctl);

s.buf_type = RING_BUFFER_INSTRUCTION;
s.buf_addr_type = GTT_BUFFER;
@@ -2557,7 +2556,7 @@ static int scan_workload(struct intel_vgpu_workload *workload)
static int scan_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx)
{

- unsigned long gma_head, gma_tail, gma_bottom, ring_size, ring_tail;
+ unsigned long gma_head, gma_tail, ring_size, ring_tail;
struct parser_exec_state s;
int ret = 0;
struct intel_vgpu_workload *workload = container_of(wa_ctx,
@@ -2573,7 +2572,6 @@ static int scan_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx)
PAGE_SIZE);
gma_head = wa_ctx->indirect_ctx.guest_gma;
gma_tail = wa_ctx->indirect_ctx.guest_gma + ring_tail;
- gma_bottom = wa_ctx->indirect_ctx.guest_gma + ring_size;

s.buf_type = RING_BUFFER_INSTRUCTION;
s.buf_addr_type = GTT_BUFFER;
--
2.7.4