drm/i915/sideband: convert to using new struct drm_device logging macros

Replace the use of printk based debugging macros with the struct
drm_device based logging macros in i915/intel_sideband.c.
Signed-off-by: Wambui Karuga <wambui.karugax@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ae253ecf3ca878fae7f1f246d75c2136fb6bd72c.1578409433.git.wambui.karugax@gmail.com

drivers/gpu/drm/i915/intel_sideband.c

@@ -105,8 +105,8 @@ static int vlv_sideband_rw(struct drm_i915_private *i915,
 	if (intel_wait_for_register(uncore,
 				    VLV_IOSF_DOORBELL_REQ, IOSF_SB_BUSY, 0,
 				    5)) {
-		DRM_DEBUG_DRIVER("IOSF sideband idle wait (%s) timed out\n",
-				 is_read ? "read" : "write");
+		drm_dbg(&i915->drm, "IOSF sideband idle wait (%s) timed out\n",
+			is_read ? "read" : "write");
 		return -EAGAIN;
 	}
 
@@ -129,8 +129,8 @@ static int vlv_sideband_rw(struct drm_i915_private *i915,
 			*val = intel_uncore_read_fw(uncore, VLV_IOSF_DATA);
 		err = 0;
 	} else {
-		DRM_DEBUG_DRIVER("IOSF sideband finish wait (%s) timed out\n",
-				 is_read ? "read" : "write");
+		drm_dbg(&i915->drm, "IOSF sideband finish wait (%s) timed out\n",
+			is_read ? "read" : "write");
 		err = -ETIMEDOUT;
 	}
 
@@ -283,7 +283,8 @@ static int intel_sbi_rw(struct drm_i915_private *i915, u16 reg,
 	if (intel_wait_for_register_fw(uncore,
 				       SBI_CTL_STAT, SBI_BUSY, 0,
 				       100)) {
-		DRM_ERROR("timeout waiting for SBI to become ready\n");
+		drm_err(&i915->drm,
+			"timeout waiting for SBI to become ready\n");
 		return -EBUSY;
 	}
 
@@ -301,12 +302,13 @@ static int intel_sbi_rw(struct drm_i915_private *i915, u16 reg,
 	if (__intel_wait_for_register_fw(uncore,
 					 SBI_CTL_STAT, SBI_BUSY, 0,
 					 100, 100, &cmd)) {
-		DRM_ERROR("timeout waiting for SBI to complete read\n");
+		drm_err(&i915->drm,
+			"timeout waiting for SBI to complete read\n");
 		return -ETIMEDOUT;
 	}
 
 	if (cmd & SBI_RESPONSE_FAIL) {
-		DRM_ERROR("error during SBI read of reg %x\n", reg);
+		drm_err(&i915->drm, "error during SBI read of reg %x\n", reg);
 		return -ENXIO;
 	}
 
@@ -426,8 +428,9 @@ int sandybridge_pcode_read(struct drm_i915_private *i915, u32 mbox,
 	mutex_unlock(&i915->sb_lock);
 
 	if (err) {
-		DRM_DEBUG_DRIVER("warning: pcode (read from mbox %x) mailbox access failed for %ps: %d\n",
-				 mbox, __builtin_return_address(0), err);
+		drm_dbg(&i915->drm,
+			"warning: pcode (read from mbox %x) mailbox access failed for %ps: %d\n",
+			mbox, __builtin_return_address(0), err);
 	}
 
 	return err;
@@ -447,8 +450,9 @@ int sandybridge_pcode_write_timeout(struct drm_i915_private *i915,
 	mutex_unlock(&i915->sb_lock);
 
 	if (err) {
-		DRM_DEBUG_DRIVER("warning: pcode (write of 0x%08x to mbox %x) mailbox access failed for %ps: %d\n",
-				 val, mbox, __builtin_return_address(0), err);
+		drm_dbg(&i915->drm,
+			"warning: pcode (write of 0x%08x to mbox %x) mailbox access failed for %ps: %d\n",
+			val, mbox, __builtin_return_address(0), err);
 	}
 
 	return err;
@@ -519,7 +523,8 @@ int skl_pcode_request(struct drm_i915_private *i915, u32 mbox, u32 request,
 	 * requests, and for any quirks of the PCODE firmware that delays
 	 * the request completion.
 	 */
-	DRM_DEBUG_KMS("PCODE timeout, retrying with preemption disabled\n");
+	drm_dbg_kms(&i915->drm,
+		    "PCODE timeout, retrying with preemption disabled\n");
 	WARN_ON_ONCE(timeout_base_ms > 3);
 	preempt_disable();
 	ret = wait_for_atomic(COND, 50);