[RFC 12/12] drm/i915: Remove I915_READ16 and I915_WRITE16

Tvrtko Ursulin
2019-06-07T12:08:56Z

From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

Remove call sites in favour of uncore mmio accessors and remove the old
macros.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
---
drivers/gpu/drm/i915/gt/intel_ringbuffer.c | 6 +-
drivers/gpu/drm/i915/i915_debugfs.c | 37 ++++----
drivers/gpu/drm/i915/i915_drv.h | 3 -
drivers/gpu/drm/i915/i915_gpu_error.c | 104 ++++++++++++---------
drivers/gpu/drm/i915/i915_irq.c | 40 ++++----
drivers/gpu/drm/i915/intel_pm.c | 93 ++++++++++--------
6 files changed, 161 insertions(+), 122 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
index 0373af648e72..be0ba0b742f7 100644
--- a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
@@ -986,10 +986,10 @@ i8xx_irq_enable(struct intel_engine_cs *engine)
static void
i8xx_irq_disable(struct intel_engine_cs *engine)
{
- struct drm_i915_private *dev_priv = engine->i915;
+ struct drm_i915_private *i915 = engine->i915;

- dev_priv->irq_mask |= engine->irq_enable_mask;
- I915_WRITE16(GEN2_IMR, dev_priv->irq_mask);
+ i915->irq_mask |= engine->irq_enable_mask;
+ intel_uncore_write16(&i915->uncore, GEN2_IMR, i915->irq_mask);
}

static int
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index f212241a2758..a11e06c21165 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -998,6 +998,7 @@ static const struct file_operations i915_error_state_fops = {
static int i915_frequency_info(struct seq_file *m, void *unused)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
+ struct intel_uncore *uncore = &dev_priv->uncore;
struct intel_rps *rps = &dev_priv->gt_pm.rps;
intel_wakeref_t wakeref;
int ret = 0;
@@ -1005,8 +1006,8 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
wakeref = intel_runtime_pm_get(dev_priv);

if (IS_GEN(dev_priv, 5)) {
- u16 rgvswctl = I915_READ16(MEMSWCTL);
- u16 rgvstat = I915_READ16(MEMSTAT_ILK);
+ u16 rgvswctl = intel_uncore_read16(uncore, MEMSWCTL);
+ u16 rgvstat = intel_uncore_read16(uncore, MEMSTAT_ILK);

seq_printf(m, "Requested P-state: %d\n", (rgvswctl >> 8) & 0xf);
seq_printf(m, "Requested VID: %d\n", rgvswctl & 0x3f);
@@ -1328,13 +1329,14 @@ static int i915_reset_info(struct seq_file *m, void *unused)

static int ironlake_drpc_info(struct seq_file *m)
{
- struct drm_i915_private *dev_priv = node_to_i915(m->private);
+ struct drm_i915_private *i915 = node_to_i915(m->private);
+ struct intel_uncore *uncore = &i915->uncore;
u32 rgvmodectl, rstdbyctl;
u16 crstandvid;

- rgvmodectl = I915_READ(MEMMODECTL);
- rstdbyctl = I915_READ(RSTDBYCTL);
- crstandvid = I915_READ16(CRSTANDVID);
+ rgvmodectl = intel_uncore_read(uncore, MEMMODECTL);
+ rstdbyctl = intel_uncore_read(uncore, RSTDBYCTL);
+ crstandvid = intel_uncore_read16(uncore, CRSTANDVID);

seq_printf(m, "HD boost: %s\n", yesno(rgvmodectl & MEMMODE_BOOST_EN));
seq_printf(m, "Boost freq: %d\n",
@@ -1917,6 +1919,7 @@ static const char *swizzle_string(unsigned swizzle)
static int i915_swizzle_info(struct seq_file *m, void *data)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
+ struct intel_uncore *uncore = &dev_priv->uncore;
intel_wakeref_t wakeref;

wakeref = intel_runtime_pm_get(dev_priv);
@@ -1928,30 +1931,30 @@ static int i915_swizzle_info(struct seq_file *m, void *data)

if (IS_GEN_RANGE(dev_priv, 3, 4)) {
seq_printf(m, "DDC = 0x%08x\n",
- I915_READ(DCC));
+ intel_uncore_read(uncore, DCC));
seq_printf(m, "DDC2 = 0x%08x\n",
- I915_READ(DCC2));
+ intel_uncore_read(uncore, DCC2));
seq_printf(m, "C0DRB3 = 0x%04x\n",
- I915_READ16(C0DRB3));
+ intel_uncore_read16(uncore, C0DRB3));
seq_printf(m, "C1DRB3 = 0x%04x\n",
- I915_READ16(C1DRB3));
+ intel_uncore_read16(uncore, C1DRB3));
} else if (INTEL_GEN(dev_priv) >= 6) {
seq_printf(m, "MAD_DIMM_C0 = 0x%08x\n",
- I915_READ(MAD_DIMM_C0));
+ intel_uncore_read(uncore, MAD_DIMM_C0));
seq_printf(m, "MAD_DIMM_C1 = 0x%08x\n",
- I915_READ(MAD_DIMM_C1));
+ intel_uncore_read(uncore, MAD_DIMM_C1));
seq_printf(m, "MAD_DIMM_C2 = 0x%08x\n",
- I915_READ(MAD_DIMM_C2));
+ intel_uncore_read(uncore, MAD_DIMM_C2));
seq_printf(m, "TILECTL = 0x%08x\n",
- I915_READ(TILECTL));
+ intel_uncore_read(uncore, TILECTL));
if (INTEL_GEN(dev_priv) >= 8)
seq_printf(m, "GAMTARBMODE = 0x%08x\n",
- I915_READ(GAMTARBMODE));
+ intel_uncore_read(uncore, GAMTARBMODE));
else
seq_printf(m, "ARB_MODE = 0x%08x\n",
- I915_READ(ARB_MODE));
+ intel_uncore_read(uncore, ARB_MODE));
seq_printf(m, "DISP_ARB_CTL = 0x%08x\n",
- I915_READ(DISP_ARB_CTL));
+ intel_uncore_read(uncore, DISP_ARB_CTL));
}

if (dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 9f0208e410ed..261b65caaf80 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2852,9 +2852,6 @@ extern void intel_display_print_error_state(struct drm_i915_error_state_buf *e,
#define __I915_REG_OP(op__, dev_priv__, ...) \
intel_uncore_##op__(&(dev_priv__)->uncore, __VA_ARGS__)

-#define I915_READ16(reg__) __I915_REG_OP(read16, dev_priv, (reg__))
-#define I915_WRITE16(reg__, val__) __I915_REG_OP(write16, dev_priv, (reg__), (val__))
-
#define I915_READ(reg__) __I915_REG_OP(read, dev_priv, (reg__))
#define I915_WRITE(reg__, val__) __I915_REG_OP(write, dev_priv, (reg__), (val__))

diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index a523bf050a25..9caf91d98b27 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -1576,7 +1576,8 @@ static void capture_uc_state(struct i915_gpu_state *error)
/* Capture all registers which don't fit into another category. */
static void capture_reg_state(struct i915_gpu_state *error)
{
- struct drm_i915_private *dev_priv = error->i915;
+ struct drm_i915_private *i915 = error->i915;
+ struct intel_uncore *uncore = &i915->uncore;
int i;

/* General organization
@@ -1588,71 +1589,84 @@ static void capture_reg_state(struct i915_gpu_state *error)
*/

/* 1: Registers specific to a single generation */
- if (IS_VALLEYVIEW(dev_priv)) {
- error->gtier[0] = I915_READ(GTIER);
- error->ier = I915_READ(VLV_IER);
- error->forcewake = I915_READ_FW(FORCEWAKE_VLV);
+ if (IS_VALLEYVIEW(i915)) {
+ error->gtier[0] = intel_uncore_read(uncore, GTIER);
+ error->ier = intel_uncore_read(uncore, VLV_IER);
+ error->forcewake = intel_uncore_read_fw(uncore, FORCEWAKE_VLV);
}

- if (IS_GEN(dev_priv, 7))
- error->err_int = I915_READ(GEN7_ERR_INT);
+ if (IS_GEN(i915, 7))
+ error->err_int = intel_uncore_read(uncore, GEN7_ERR_INT);

- if (INTEL_GEN(dev_priv) >= 8) {
- error->fault_data0 = I915_READ(GEN8_FAULT_TLB_DATA0);
- error->fault_data1 = I915_READ(GEN8_FAULT_TLB_DATA1);
+ if (INTEL_GEN(i915) >= 8) {
+ error->fault_data0 = intel_uncore_read(uncore,
+ GEN8_FAULT_TLB_DATA0);
+ error->fault_data1 = intel_uncore_read(uncore,
+ GEN8_FAULT_TLB_DATA1);
}

- if (IS_GEN(dev_priv, 6)) {
- error->forcewake = I915_READ_FW(FORCEWAKE);
- error->gab_ctl = I915_READ(GAB_CTL);
- error->gfx_mode = I915_READ(GFX_MODE);
+ if (IS_GEN(i915, 6)) {
+ error->forcewake = intel_uncore_read_fw(uncore, FORCEWAKE);
+ error->gab_ctl = intel_uncore_read(uncore, GAB_CTL);
+ error->gfx_mode = intel_uncore_read(uncore, GFX_MODE);
}

/* 2: Registers which belong to multiple generations */
- if (INTEL_GEN(dev_priv) >= 7)
- error->forcewake = I915_READ_FW(FORCEWAKE_MT);
+ if (INTEL_GEN(i915) >= 7)
+ error->forcewake = intel_uncore_read_fw(uncore, FORCEWAKE_MT);

- if (INTEL_GEN(dev_priv) >= 6) {
- error->derrmr = I915_READ(DERRMR);
- error->error = I915_READ(ERROR_GEN6);
- error->done_reg = I915_READ(DONE_REG);
+ if (INTEL_GEN(i915) >= 6) {
+ error->derrmr = intel_uncore_read(uncore, DERRMR);
+ error->error = intel_uncore_read(uncore, ERROR_GEN6);
+ error->done_reg = intel_uncore_read(uncore, DONE_REG);
}

- if (INTEL_GEN(dev_priv) >= 5)
- error->ccid = I915_READ(CCID(RENDER_RING_BASE));
+ if (INTEL_GEN(i915) >= 5)
+ error->ccid = intel_uncore_read(uncore, CCID(RENDER_RING_BASE));

/* 3: Feature specific registers */
- if (IS_GEN_RANGE(dev_priv, 6, 7)) {
- error->gam_ecochk = I915_READ(GAM_ECOCHK);
- error->gac_eco = I915_READ(GAC_ECO_BITS);
+ if (IS_GEN_RANGE(i915, 6, 7)) {
+ error->gam_ecochk = intel_uncore_read(uncore, GAM_ECOCHK);
+ error->gac_eco = intel_uncore_read(uncore, GAC_ECO_BITS);
}

/* 4: Everything else */
- if (INTEL_GEN(dev_priv) >= 11) {
- error->ier = I915_READ(GEN8_DE_MISC_IER);
- error->gtier[0] = I915_READ(GEN11_RENDER_COPY_INTR_ENABLE);
- error->gtier[1] = I915_READ(GEN11_VCS_VECS_INTR_ENABLE);
- error->gtier[2] = I915_READ(GEN11_GUC_SG_INTR_ENABLE);
- error->gtier[3] = I915_READ(GEN11_GPM_WGBOXPERF_INTR_ENABLE);
- error->gtier[4] = I915_READ(GEN11_CRYPTO_RSVD_INTR_ENABLE);
- error->gtier[5] = I915_READ(GEN11_GUNIT_CSME_INTR_ENABLE);
+ if (INTEL_GEN(i915) >= 11) {
+ error->ier = intel_uncore_read(uncore, GEN8_DE_MISC_IER);
+ error->gtier[0] =
+ intel_uncore_read(uncore,
+ GEN11_RENDER_COPY_INTR_ENABLE);
+ error->gtier[1] =
+ intel_uncore_read(uncore, GEN11_VCS_VECS_INTR_ENABLE);
+ error->gtier[2] =
+ intel_uncore_read(uncore, GEN11_GUC_SG_INTR_ENABLE);
+ error->gtier[3] =
+ intel_uncore_read(uncore,
+ GEN11_GPM_WGBOXPERF_INTR_ENABLE);
+ error->gtier[4] =
+ intel_uncore_read(uncore,
+ GEN11_CRYPTO_RSVD_INTR_ENABLE);
+ error->gtier[5] =
+ intel_uncore_read(uncore,
+ GEN11_GUNIT_CSME_INTR_ENABLE);
error->ngtier = 6;
- } else if (INTEL_GEN(dev_priv) >= 8) {
- error->ier = I915_READ(GEN8_DE_MISC_IER);
+ } else if (INTEL_GEN(i915) >= 8) {
+ error->ier = intel_uncore_read(uncore, GEN8_DE_MISC_IER);
for (i = 0; i < 4; i++)
- error->gtier[i] = I915_READ(GEN8_GT_IER(i));
+ error->gtier[i] = intel_uncore_read(uncore,
+ GEN8_GT_IER(i));
error->ngtier = 4;
- } else if (HAS_PCH_SPLIT(dev_priv)) {
- error->ier = I915_READ(DEIER);
- error->gtier[0] = I915_READ(GTIER);
+ } else if (HAS_PCH_SPLIT(i915)) {
+ error->ier = intel_uncore_read(uncore, DEIER);
+ error->gtier[0] = intel_uncore_read(uncore, GTIER);
error->ngtier = 1;
- } else if (IS_GEN(dev_priv, 2)) {
- error->ier = I915_READ16(GEN2_IER);
- } else if (!IS_VALLEYVIEW(dev_priv)) {
- error->ier = I915_READ(GEN2_IER);
+ } else if (IS_GEN(i915, 2)) {
+ error->ier = intel_uncore_read16(uncore, GEN2_IER);
+ } else if (!IS_VALLEYVIEW(i915)) {
+ error->ier = intel_uncore_read(uncore, GEN2_IER);
}
- error->eir = I915_READ(EIR);
- error->pgtbl_er = I915_READ(PGTBL_ER);
+ error->eir = intel_uncore_read(uncore, EIR);
+ error->pgtbl_er = intel_uncore_read(uncore, PGTBL_ER);
}

static const char *
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 0763ffffea53..9680f1376ac5 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1231,20 +1231,23 @@ int intel_get_crtc_scanline(struct intel_crtc *crtc)

static void ironlake_rps_change_irq_handler(struct drm_i915_private *dev_priv)
{
+ struct intel_uncore *uncore = &dev_priv->uncore;
u32 busy_up, busy_down, max_avg, min_avg;
u8 new_delay;

spin_lock(&mchdev_lock);

- I915_WRITE16(MEMINTRSTS, I915_READ(MEMINTRSTS));
+ intel_uncore_write16(uncore,
+ MEMINTRSTS,
+ intel_uncore_read(uncore, MEMINTRSTS));

new_delay = dev_priv->ips.cur_delay;

- I915_WRITE16(MEMINTRSTS, MEMINT_EVAL_CHG);
- busy_up = I915_READ(RCPREVBSYTUPAVG);
- busy_down = I915_READ(RCPREVBSYTDNAVG);
- max_avg = I915_READ(RCBMAXAVG);
- min_avg = I915_READ(RCBMINAVG);
+ intel_uncore_write16(uncore, MEMINTRSTS, MEMINT_EVAL_CHG);
+ busy_up = intel_uncore_read(uncore, RCPREVBSYTUPAVG);
+ busy_down = intel_uncore_read(uncore, RCPREVBSYTDNAVG);
+ max_avg = intel_uncore_read(uncore, RCBMAXAVG);
+ min_avg = intel_uncore_read(uncore, RCBMINAVG);

/* Handle RCS change request from hw */
if (busy_up > max_avg) {
@@ -4323,8 +4326,10 @@ static int i8xx_irq_postinstall(struct drm_device *dev)
struct intel_uncore *uncore = &dev_priv->uncore;
u16 enable_mask;

- I915_WRITE16(EMR, ~(I915_ERROR_PAGE_TABLE |
- I915_ERROR_MEMORY_REFRESH));
+ intel_uncore_write16(uncore,
+ EMR,
+ ~(I915_ERROR_PAGE_TABLE |
+ I915_ERROR_MEMORY_REFRESH));

/* Unmask the interrupts that we always want on. */
dev_priv->irq_mask =
@@ -4350,17 +4355,18 @@ static int i8xx_irq_postinstall(struct drm_device *dev)
return 0;
}

-static void i8xx_error_irq_ack(struct drm_i915_private *dev_priv,
+static void i8xx_error_irq_ack(struct drm_i915_private *i915,
u16 *eir, u16 *eir_stuck)
{
+ struct intel_uncore *uncore = &i915->uncore;
u16 emr;

- *eir = I915_READ16(EIR);
+ *eir = intel_uncore_read16(uncore, EIR);

if (*eir)
- I915_WRITE16(EIR, *eir);
+ intel_uncore_write16(uncore, EIR, *eir);

- *eir_stuck = I915_READ16(EIR);
+ *eir_stuck = intel_uncore_read16(uncore, EIR);
if (*eir_stuck == 0)
return;

@@ -4374,9 +4380,9 @@ static void i8xx_error_irq_ack(struct drm_i915_private *dev_priv,
* (or by a GPU reset) so we mask any bit that
* remains set.
*/
- emr = I915_READ16(EMR);
- I915_WRITE16(EMR, 0xffff);
- I915_WRITE16(EMR, emr | *eir_stuck);
+ emr = intel_uncore_read16(uncore, EMR);
+ intel_uncore_write16(uncore, EMR, 0xffff);
+ intel_uncore_write16(uncore, EMR, emr | *eir_stuck);
}

static void i8xx_error_irq_handler(struct drm_i915_private *dev_priv,
@@ -4442,7 +4448,7 @@ static irqreturn_t i8xx_irq_handler(int irq, void *arg)
u16 eir = 0, eir_stuck = 0;
u16 iir;

- iir = I915_READ16(GEN2_IIR);
+ iir = intel_uncore_read16(&dev_priv->uncore, GEN2_IIR);
if (iir == 0)
break;

@@ -4455,7 +4461,7 @@ static irqreturn_t i8xx_irq_handler(int irq, void *arg)
if (iir & I915_MASTER_ERROR_INTERRUPT)
i8xx_error_irq_ack(dev_priv, &eir, &eir_stuck);

- I915_WRITE16(GEN2_IIR, iir);
+ intel_uncore_write16(&dev_priv->uncore, GEN2_IIR, iir);

if (iir & I915_USER_INTERRUPT)
intel_engine_breadcrumbs_irq(dev_priv->engine[RCS0]);
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 5a6679e2b6ee..2c7f3ebc0117 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -191,8 +191,8 @@ static void i915_ironlake_get_mem_freq(struct drm_i915_private *dev_priv)
{
u16 ddrpll, csipll;

- ddrpll = I915_READ16(DDRMPLL1);
- csipll = I915_READ16(CSIPLL0);
+ ddrpll = intel_uncore_read16(&dev_priv->uncore, DDRMPLL1);
+ csipll = intel_uncore_read16(&dev_priv->uncore, CSIPLL0);

switch (ddrpll & 0xff) {
case 0xc:
@@ -6432,26 +6432,27 @@ bool ironlake_set_drps(struct drm_i915_private *i915, u8 val)

static void ironlake_enable_drps(struct drm_i915_private *dev_priv)
{
+ struct intel_uncore *uncore = &dev_priv->uncore;
u32 rgvmodectl;
u8 fmax, fmin, fstart, vstart;

spin_lock_irq(&mchdev_lock);

- rgvmodectl = I915_READ(MEMMODECTL);
+ rgvmodectl = intel_uncore_read(uncore, MEMMODECTL);

/* Enable temp reporting */
- I915_WRITE16(PMMISC, I915_READ(PMMISC) | MCPPCE_EN);
- I915_WRITE16(TSC1, I915_READ(TSC1) | TSE);
+ intel_uncore_write16(uncore, PMMISC, I915_READ(PMMISC) | MCPPCE_EN);
+ intel_uncore_write16(uncore, TSC1, I915_READ(TSC1) | TSE);

/* 100ms RC evaluation intervals */
- I915_WRITE(RCUPEI, 100000);
- I915_WRITE(RCDNEI, 100000);
+ intel_uncore_write(uncore, RCUPEI, 100000);
+ intel_uncore_write(uncore, RCDNEI, 100000);

/* Set max/min thresholds to 90ms and 80ms respectively */
- I915_WRITE(RCBMAXAVG, 90000);
- I915_WRITE(RCBMINAVG, 80000);
+ intel_uncore_write(uncore, RCBMAXAVG, 90000);
+ intel_uncore_write(uncore, RCBMINAVG, 80000);

- I915_WRITE(MEMIHYST, 1);
+ intel_uncore_write(uncore, MEMIHYST, 1);

/* Set up min, max, and cur for interrupt handling */
fmax = (rgvmodectl & MEMMODE_FMAX_MASK) >> MEMMODE_FMAX_SHIFT;
@@ -6459,8 +6460,8 @@ static void ironlake_enable_drps(struct drm_i915_private *dev_priv)
fstart = (rgvmodectl & MEMMODE_FSTART_MASK) >>
MEMMODE_FSTART_SHIFT;

- vstart = (I915_READ(PXVFREQ(fstart)) & PXVFREQ_PX_MASK) >>
- PXVFREQ_PX_SHIFT;
+ vstart = (intel_uncore_read(uncore, PXVFREQ(fstart)) &
+ PXVFREQ_PX_MASK) >> PXVFREQ_PX_SHIFT;

dev_priv->ips.fmax = fmax; /* IPS callback will increase this */
dev_priv->ips.fstart = fstart;
@@ -6472,53 +6473,66 @@ static void ironlake_enable_drps(struct drm_i915_private *dev_priv)
DRM_DEBUG_DRIVER("fmax: %d, fmin: %d, fstart: %d\n",
fmax, fmin, fstart);

- I915_WRITE(MEMINTREN, MEMINT_CX_SUPR_EN | MEMINT_EVAL_CHG_EN);
+ intel_uncore_write(uncore,
+ MEMINTREN,
+ MEMINT_CX_SUPR_EN | MEMINT_EVAL_CHG_EN);

/*
* Interrupts will be enabled in ironlake_irq_postinstall
*/

- I915_WRITE(VIDSTART, vstart);
- POSTING_READ(VIDSTART);
+ intel_uncore_write(uncore, VIDSTART, vstart);
+ intel_uncore_posting_read(uncore, VIDSTART);

rgvmodectl |= MEMMODE_SWMODE_EN;
- I915_WRITE(MEMMODECTL, rgvmodectl);
+ intel_uncore_write(uncore, MEMMODECTL, rgvmodectl);

- if (wait_for_atomic((I915_READ(MEMSWCTL) & MEMCTL_CMD_STS) == 0, 10))
+ if (wait_for_atomic((intel_uncore_read(uncore, MEMSWCTL) &
+ MEMCTL_CMD_STS) == 0, 10))
DRM_ERROR("stuck trying to change perf mode\n");
mdelay(1);

ironlake_set_drps(dev_priv, fstart);

- dev_priv->ips.last_count1 = I915_READ(DMIEC) +
- I915_READ(DDREC) + I915_READ(CSIEC);
+ dev_priv->ips.last_count1 =
+ intel_uncore_read(uncore, DMIEC) +
+ intel_uncore_read(uncore, DDREC) +
+ intel_uncore_read(uncore, CSIEC);
dev_priv->ips.last_time1 = jiffies_to_msecs(jiffies);
- dev_priv->ips.last_count2 = I915_READ(GFXEC);
+ dev_priv->ips.last_count2 = intel_uncore_read(uncore, GFXEC);
dev_priv->ips.last_time2 = ktime_get_raw_ns();

spin_unlock_irq(&mchdev_lock);
}

-static void ironlake_disable_drps(struct drm_i915_private *dev_priv)
+static void ironlake_disable_drps(struct drm_i915_private *i915)
{
+ struct intel_uncore *uncore = &i915->uncore;
u16 rgvswctl;

spin_lock_irq(&mchdev_lock);

- rgvswctl = I915_READ16(MEMSWCTL);
+ rgvswctl = intel_uncore_read16(uncore, MEMSWCTL);

/* Ack interrupts, disable EFC interrupt */
- I915_WRITE(MEMINTREN, I915_READ(MEMINTREN) & ~MEMINT_EVAL_CHG_EN);
- I915_WRITE(MEMINTRSTS, MEMINT_EVAL_CHG);
- I915_WRITE(DEIER, I915_READ(DEIER) & ~DE_PCU_EVENT);
- I915_WRITE(DEIIR, DE_PCU_EVENT);
- I915_WRITE(DEIMR, I915_READ(DEIMR) | DE_PCU_EVENT);
+ intel_uncore_write(uncore,
+ MEMINTREN,
+ intel_uncore_read(uncore, MEMINTREN) &
+ ~MEMINT_EVAL_CHG_EN);
+ intel_uncore_write(uncore, MEMINTRSTS, MEMINT_EVAL_CHG);
+ intel_uncore_write(uncore,
+ DEIER,
+ intel_uncore_read(uncore, DEIER) & ~DE_PCU_EVENT);
+ intel_uncore_write(uncore, DEIIR, DE_PCU_EVENT);
+ intel_uncore_write(uncore,
+ DEIMR,
+ intel_uncore_read(uncore, DEIMR) | DE_PCU_EVENT);

/* Go back to the starting frequency */
- ironlake_set_drps(dev_priv, dev_priv->ips.fstart);
+ ironlake_set_drps(i915, i915->ips.fstart);
mdelay(1);
rgvswctl |= MEMCTL_CMD_STS;
- I915_WRITE(MEMSWCTL, rgvswctl);
+ intel_uncore_write(uncore, MEMSWCTL, rgvswctl);
mdelay(1);

spin_unlock_irq(&mchdev_lock);
@@ -9504,16 +9518,21 @@ static void g4x_init_clock_gating(struct drm_i915_private *dev_priv)

static void i965gm_init_clock_gating(struct drm_i915_private *dev_priv)
{
- I915_WRITE(RENCLK_GATE_D1, I965_RCC_CLOCK_GATE_DISABLE);
- I915_WRITE(RENCLK_GATE_D2, 0);
- I915_WRITE(DSPCLK_GATE_D, 0);
- I915_WRITE(RAMCLK_GATE_D, 0);
- I915_WRITE16(DEUC, 0);
- I915_WRITE(MI_ARB_STATE,
- _MASKED_BIT_ENABLE(MI_ARB_DISPLAY_TRICKLE_FEED_DISABLE));
+ struct intel_uncore *uncore = &dev_priv->uncore;
+
+ intel_uncore_write(uncore, RENCLK_GATE_D1, I965_RCC_CLOCK_GATE_DISABLE);
+ intel_uncore_write(uncore, RENCLK_GATE_D2, 0);
+ intel_uncore_write(uncore, DSPCLK_GATE_D, 0);
+ intel_uncore_write(uncore, RAMCLK_GATE_D, 0);
+ intel_uncore_write16(uncore, DEUC, 0);
+ intel_uncore_write(uncore,
+ MI_ARB_STATE,
+ _MASKED_BIT_ENABLE(MI_ARB_DISPLAY_TRICKLE_FEED_DISABLE));

/* WaDisable_RenderCache_OperationalFlush:gen4 */
- I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE));
+ intel_uncore_write(uncore,
+ CACHE_MODE_0,
+ _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE));
}

static void i965g_init_clock_gating(struct drm_i915_private *dev_priv)
--
2.20.1