Re: [PATCH] i915: make array flex_regs static const

From: Tvrtko Ursulin
Date: Tue Jan 11 2022 - 04:13:44 EST



On 09/01/2022 20:31, Colin Ian King wrote:
Don't populate the read-only array flex_regs on the stack but
instead it static const. Also makes the object code a little smaller.

Signed-off-by: Colin Ian King <colin.i.king@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_perf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
index e27f3b7cf094..df698960fdc0 100644
--- a/drivers/gpu/drm/i915/i915_perf.c
+++ b/drivers/gpu/drm/i915/i915_perf.c
@@ -2114,7 +2114,7 @@ gen8_update_reg_state_unlocked(const struct intel_context *ce,
u32 ctx_oactxctrl = stream->perf->ctx_oactxctrl_offset;
u32 ctx_flexeu0 = stream->perf->ctx_flexeu0_offset;
/* The MMIO offsets for Flex EU registers aren't contiguous */
- i915_reg_t flex_regs[] = {
+ static const i915_reg_t flex_regs[] = {
EU_PERF_CNTL0,
EU_PERF_CNTL1,
EU_PERF_CNTL2,


Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>

And will merge shortly, thanks for the patch.

Regards,

Tvrtko