drm/i915: rename raw reg access functions

They now work on uncore, so use raw_uncore_ prefix. Also move them to
uncore.h
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190325214940.23632-2-daniele.ceraolospurio@intel.com

drivers/gpu/drm/i915/i915_drv.h

@@ -3518,32 +3518,6 @@ static inline u64 intel_rc6_residency_us(struct drm_i915_private *dev_priv,
 #define POSTING_READ(reg)	(void)I915_READ_NOTRACE(reg)
 #define POSTING_READ16(reg)	(void)I915_READ16_NOTRACE(reg)
 
-#define __raw_read(x, s) \
-static inline uint##x##_t __raw_i915_read##x(const struct intel_uncore *uncore, \
-					     i915_reg_t reg) \
-{ \
-	return read##s(uncore->regs + i915_mmio_reg_offset(reg)); \
-}
-
-#define __raw_write(x, s) \
-static inline void __raw_i915_write##x(const struct intel_uncore *uncore, \
-				       i915_reg_t reg, uint##x##_t val) \
-{ \
-	write##s(val, uncore->regs + i915_mmio_reg_offset(reg)); \
-}
-__raw_read(8, b)
-__raw_read(16, w)
-__raw_read(32, l)
-__raw_read(64, q)
-
-__raw_write(8, b)
-__raw_write(16, w)
-__raw_write(32, l)
-__raw_write(64, q)
-
-#undef __raw_read
-#undef __raw_write
-
 /* These are untraced mmio-accessors that are only valid to be used inside
  * critical sections, such as inside IRQ handlers, where forcewake is explicitly
  * controlled.
@@ -3570,9 +3544,9 @@ __raw_write(64, q)
  * therefore generally be serialised, by either the dev_priv->uncore.lock or
  * a more localised lock guarding all access to that bank of registers.
  */
-#define I915_READ_FW(reg__) __raw_i915_read32(&dev_priv->uncore, (reg__))
-#define I915_WRITE_FW(reg__, val__) __raw_i915_write32(&dev_priv->uncore, (reg__), (val__))
-#define I915_WRITE64_FW(reg__, val__) __raw_i915_write64(&dev_priv->uncore, (reg__), (val__))
+#define I915_READ_FW(reg__) __raw_uncore_read32(&dev_priv->uncore, (reg__))
+#define I915_WRITE_FW(reg__, val__) __raw_uncore_write32(&dev_priv->uncore, (reg__), (val__))
+#define I915_WRITE64_FW(reg__, val__) __raw_uncore_write64(&dev_priv->uncore, (reg__), (val__))
 #define POSTING_READ_FW(reg__) (void)I915_READ_FW(reg__)
 
 /* "Broadcast RGB" property */

drivers/gpu/drm/i915/i915_vgpu.c

@@ -66,17 +66,17 @@ void i915_check_vgpu(struct drm_i915_private *dev_priv)
 
 	BUILD_BUG_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE);
 
-	magic = __raw_i915_read64(uncore, vgtif_reg(magic));
+	magic = __raw_uncore_read64(uncore, vgtif_reg(magic));
 	if (magic != VGT_MAGIC)
 		return;
 
-	version_major = __raw_i915_read16(uncore, vgtif_reg(version_major));
+	version_major = __raw_uncore_read16(uncore, vgtif_reg(version_major));
 	if (version_major < VGT_VERSION_MAJOR) {
 		DRM_INFO("VGT interface version mismatch!\n");
 		return;
 	}
 
-	dev_priv->vgpu.caps = __raw_i915_read32(uncore, vgtif_reg(vgt_caps));
+	dev_priv->vgpu.caps = __raw_uncore_read32(uncore, vgtif_reg(vgt_caps));
 
 	dev_priv->vgpu.active = true;
 	DRM_INFO("Virtual GPU for Intel GVT-g detected.\n");

drivers/gpu/drm/i915/intel_uncore.c

@@ -31,7 +31,7 @@
 #define FORCEWAKE_ACK_TIMEOUT_MS 50
 #define GT_FIFO_TIMEOUT_MS	 10
 
-#define __raw_posting_read(uncore__, reg__) (void)__raw_i915_read32((uncore__), (reg__))
+#define __raw_posting_read(...) ((void)__raw_uncore_read32(__VA_ARGS__))
 
 static const char * const forcewake_domain_names[] = {
 	"render",
@@ -279,7 +279,7 @@ static inline u32 gt_thread_status(struct intel_uncore *uncore)
 {
 	u32 val;
 
-	val = __raw_i915_read32(uncore, GEN6_GT_THREAD_STATUS_REG);
+	val = __raw_uncore_read32(uncore, GEN6_GT_THREAD_STATUS_REG);
 	val &= GEN6_GT_THREAD_STATUS_CORE_MASK;
 
 	return val;
@@ -306,7 +306,7 @@ static void fw_domains_get_with_thread_status(struct intel_uncore *uncore,
 
 static inline u32 fifo_free_entries(struct intel_uncore *uncore)
 {
-	u32 count = __raw_i915_read32(uncore, GTFIFOCTL);
+	u32 count = __raw_uncore_read32(uncore, GTFIFOCTL);
 
 	return count & GT_FIFO_FREE_ENTRIES_MASK;
 }
@@ -451,8 +451,8 @@ static void intel_uncore_edram_detect(struct drm_i915_private *dev_priv)
 	if (IS_HASWELL(dev_priv) ||
 	    IS_BROADWELL(dev_priv) ||
 	    INTEL_GEN(dev_priv) >= 9) {
-		dev_priv->edram_cap = __raw_i915_read32(&dev_priv->uncore,
-							HSW_EDRAM_CAP);
+		dev_priv->edram_cap = __raw_uncore_read32(&dev_priv->uncore,
+							  HSW_EDRAM_CAP);
 
 		/* NB: We can't write IDICR yet because we do not have gt funcs
 		 * set up */
@@ -470,11 +470,11 @@ fpga_check_for_unclaimed_mmio(struct intel_uncore *uncore)
 {
 	u32 dbg;
 
-	dbg = __raw_i915_read32(uncore, FPGA_DBG);
+	dbg = __raw_uncore_read32(uncore, FPGA_DBG);
 	if (likely(!(dbg & FPGA_DBG_RM_NOCLAIM)))
 		return false;
 
-	__raw_i915_write32(uncore, FPGA_DBG, FPGA_DBG_RM_NOCLAIM);
+	__raw_uncore_write32(uncore, FPGA_DBG, FPGA_DBG_RM_NOCLAIM);
 
 	return true;
 }
@@ -484,11 +484,11 @@ vlv_check_for_unclaimed_mmio(struct intel_uncore *uncore)
 {
 	u32 cer;
 
-	cer = __raw_i915_read32(uncore, CLAIM_ER);
+	cer = __raw_uncore_read32(uncore, CLAIM_ER);
 	if (likely(!(cer & (CLAIM_ER_OVERFLOW | CLAIM_ER_CTR_MASK))))
 		return false;
 
-	__raw_i915_write32(uncore, CLAIM_ER, CLAIM_ER_CLR);
+	__raw_uncore_write32(uncore, CLAIM_ER, CLAIM_ER_CLR);
 
 	return true;
 }
@@ -498,11 +498,11 @@ gen6_check_for_fifo_debug(struct intel_uncore *uncore)
 {
 	u32 fifodbg;
 
-	fifodbg = __raw_i915_read32(uncore, GTFIFODBG);
+	fifodbg = __raw_uncore_read32(uncore, GTFIFODBG);
 
 	if (unlikely(fifodbg)) {
 		DRM_DEBUG_DRIVER("GTFIFODBG = 0x08%x\n", fifodbg);
-		__raw_i915_write32(uncore, GTFIFODBG, fifodbg);
+		__raw_uncore_write32(uncore, GTFIFODBG, fifodbg);
 	}
 
 	return fifodbg;
@@ -537,10 +537,10 @@ static void __intel_uncore_early_sanitize(struct intel_uncore *uncore,
 
 	/* WaDisableShadowRegForCpd:chv */
 	if (IS_CHERRYVIEW(i915)) {
-		__raw_i915_write32(uncore, GTFIFOCTL,
-				   __raw_i915_read32(uncore, GTFIFOCTL) |
-				   GT_FIFO_CTL_BLOCK_ALL_POLICY_STALL |
-				   GT_FIFO_CTL_RC6_POLICY_STALL);
+		__raw_uncore_write32(uncore, GTFIFOCTL,
+				     __raw_uncore_read32(uncore, GTFIFOCTL) |
+				     GT_FIFO_CTL_BLOCK_ALL_POLICY_STALL |
+				     GT_FIFO_CTL_RC6_POLICY_STALL);
 	}
 
 	iosf_mbi_punit_acquire();
@@ -1068,7 +1068,7 @@ ilk_dummy_write(struct intel_uncore *uncore)
 	/* WaIssueDummyWriteToWakeupFromRC6:ilk Issue a dummy write to wake up
 	 * the chip from rc6 before touching it for real. MI_MODE is masked,
 	 * hence harmless to write 0 into. */
-	__raw_i915_write32(uncore, MI_MODE, 0);
+	__raw_uncore_write32(uncore, MI_MODE, 0);
 }
 
 static void
@@ -1110,7 +1110,7 @@ unclaimed_reg_debug(struct drm_i915_private *dev_priv,
 static u##x \
 gen2_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \
 	GEN2_READ_HEADER(x); \
-	val = __raw_i915_read##x(uncore, reg); \
+	val = __raw_uncore_read##x(uncore, reg); \
 	GEN2_READ_FOOTER; \
 }
 
@@ -1119,7 +1119,7 @@ static u##x \
 gen5_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \
 	GEN2_READ_HEADER(x); \
 	ilk_dummy_write(uncore); \
-	val = __raw_i915_read##x(uncore, reg); \
+	val = __raw_uncore_read##x(uncore, reg); \
 	GEN2_READ_FOOTER; \
 }
 
@@ -1189,7 +1189,7 @@ func##_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) {
 	fw_engine = __##func##_reg_read_fw_domains(uncore, offset); \
 	if (fw_engine) \
 		__force_wake_auto(uncore, fw_engine); \
-	val = __raw_i915_read##x(uncore, reg); \
+	val = __raw_uncore_read##x(uncore, reg); \
 	GEN6_READ_FOOTER; \
 }
 #define __gen6_read(x) __gen_read(gen6, x)
@@ -1226,7 +1226,7 @@ __gen6_read(64)
 static void \
 gen2_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool trace) { \
 	GEN2_WRITE_HEADER; \
-	__raw_i915_write##x(uncore, reg, val); \
+	__raw_uncore_write##x(uncore, reg, val); \
 	GEN2_WRITE_FOOTER; \
 }
 
@@ -1235,7 +1235,7 @@ static void \
 gen5_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool trace) { \
 	GEN2_WRITE_HEADER; \
 	ilk_dummy_write(uncore); \
-	__raw_i915_write##x(uncore, reg, val); \
+	__raw_uncore_write##x(uncore, reg, val); \
 	GEN2_WRITE_FOOTER; \
 }
 
@@ -1271,7 +1271,7 @@ gen6_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool
 	GEN6_WRITE_HEADER; \
 	if (NEEDS_FORCE_WAKE(offset)) \
 		__gen6_gt_wait_for_fifo(uncore); \
-	__raw_i915_write##x(uncore, reg, val); \
+	__raw_uncore_write##x(uncore, reg, val); \
 	GEN6_WRITE_FOOTER; \
 }
 
@@ -1283,7 +1283,7 @@ func##_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, boo
 	fw_engine = __##func##_reg_write_fw_domains(uncore, offset); \
 	if (fw_engine) \
 		__force_wake_auto(uncore, fw_engine); \
-	__raw_i915_write##x(uncore, reg, val); \
+	__raw_uncore_write##x(uncore, reg, val); \
 	GEN6_WRITE_FOOTER; \
 }
 #define __gen8_write(x) __gen_write(gen8, x)
@@ -1470,7 +1470,7 @@ static void intel_uncore_fw_domains_init(struct intel_uncore *uncore)
 		 * before the ecobus check.
 		 */
 
-		__raw_i915_write32(uncore, FORCEWAKE, 0);
+		__raw_uncore_write32(uncore, FORCEWAKE, 0);
 		__raw_posting_read(uncore, ECOBUS);
 
 		fw_domain_init(uncore, FW_DOMAIN_ID_RENDER,
@@ -1478,7 +1478,7 @@ static void intel_uncore_fw_domains_init(struct intel_uncore *uncore)
 
 		spin_lock_irq(&uncore->lock);
 		fw_domains_get_with_thread_status(uncore, FORCEWAKE_RENDER);
-		ecobus = __raw_i915_read32(uncore, ECOBUS);
+		ecobus = __raw_uncore_read32(uncore, ECOBUS);
 		fw_domains_put(uncore, FORCEWAKE_RENDER);
 		spin_unlock_irq(&uncore->lock);
 

drivers/gpu/drm/i915/intel_uncore.h

@@ -215,6 +215,33 @@ int intel_wait_for_register_fw(struct drm_i915_private *dev_priv,
 					    2, timeout_ms, NULL);
 }
 
+/* register access functions */
+#define __raw_read(x__, s__) \
+static inline u##x__ __raw_uncore_read##x__(const struct intel_uncore *uncore, \
+					    i915_reg_t reg) \
+{ \
+	return read##s__(uncore->regs + i915_mmio_reg_offset(reg)); \
+}
+
+#define __raw_write(x__, s__) \
+static inline void __raw_uncore_write##x__(const struct intel_uncore *uncore, \
+					   i915_reg_t reg, u##x__ val) \
+{ \
+	write##s__(val, uncore->regs + i915_mmio_reg_offset(reg)); \
+}
+__raw_read(8, b)
+__raw_read(16, w)
+__raw_read(32, l)
+__raw_read(64, q)
+
+__raw_write(8, b)
+__raw_write(16, w)
+__raw_write(32, l)
+__raw_write(64, q)
+
+#undef __raw_read
+#undef __raw_write
+
 #define raw_reg_read(base, reg) \
 	readl(base + i915_mmio_reg_offset(reg))
 #define raw_reg_write(base, reg, value) \