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drm/i915/perf: reuse intel_lrc ctx regs macro 

Abstract the context image access a bit.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20180813080218.28994-3-tvrtko.ursulin@linux.intel.com
This commit is contained in:
Lionel Landwerlin 2018-08-13 09:02:18 +01:00 committed by Chris Wilson
parent 1c71bc565c
commit 35ab4fd2b9
1 changed files with 16 additions and 18 deletions
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34
drivers/gpu/drm/i915/i915_perf.c
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@ -210,6 +210,7 @@
#include "i915_oa_cflgt3.h"
#include "i915_oa_cnl.h"
#include "i915_oa_icl.h"
#include "intel_lrc_reg.h"
/* HW requires this to be a power of two, between 128k and 16M, though driver
* is currently generally designed assuming the largest 16M size is used such
@ -1636,27 +1637,25 @@ static void gen8_update_reg_state_unlocked(struct i915_gem_context *ctx,
u32 ctx_oactxctrl = dev_priv->perf.oa.ctx_oactxctrl_offset;
u32 ctx_flexeu0 = dev_priv->perf.oa.ctx_flexeu0_offset;
/* The MMIO offsets for Flex EU registers aren't contiguous */
u32 flex_mmio[] = {
i915_mmio_reg_offset(EU_PERF_CNTL0),
i915_mmio_reg_offset(EU_PERF_CNTL1),
i915_mmio_reg_offset(EU_PERF_CNTL2),
i915_mmio_reg_offset(EU_PERF_CNTL3),
i915_mmio_reg_offset(EU_PERF_CNTL4),
i915_mmio_reg_offset(EU_PERF_CNTL5),
i915_mmio_reg_offset(EU_PERF_CNTL6),
i915_reg_t flex_regs[] = {
EU_PERF_CNTL0,
EU_PERF_CNTL1,
EU_PERF_CNTL2,
EU_PERF_CNTL3,
EU_PERF_CNTL4,
EU_PERF_CNTL5,
EU_PERF_CNTL6,
};
int i;
reg_state[ctx_oactxctrl] = i915_mmio_reg_offset(GEN8_OACTXCONTROL);
reg_state[ctx_oactxctrl+1] = (dev_priv->perf.oa.period_exponent <<
GEN8_OA_TIMER_PERIOD_SHIFT) |
(dev_priv->perf.oa.periodic ?
GEN8_OA_TIMER_ENABLE : 0) |
GEN8_OA_COUNTER_RESUME;
CTX_REG(reg_state, ctx_oactxctrl, GEN8_OACTXCONTROL,
(dev_priv->perf.oa.period_exponent << GEN8_OA_TIMER_PERIOD_SHIFT) |
(dev_priv->perf.oa.periodic ? GEN8_OA_TIMER_ENABLE : 0) |
GEN8_OA_COUNTER_RESUME);
for (i = 0; i < ARRAY_SIZE(flex_mmio); i++) {
for (i = 0; i < ARRAY_SIZE(flex_regs); i++) {
u32 state_offset = ctx_flexeu0 + i * 2;
u32 mmio = flex_mmio[i];
u32 mmio = i915_mmio_reg_offset(flex_regs[i]);
/*
* This arbitrary default will select the 'EU FPU0 Pipeline
@ -1676,8 +1675,7 @@ static void gen8_update_reg_state_unlocked(struct i915_gem_context *ctx,
}
}
reg_state[state_offset] = mmio;
reg_state[state_offset+1] = value;
CTX_REG(reg_state, state_offset, flex_regs[i], value);
}
}