[PATCH v2] drm/i915: move quirk handling to new intel_quirks.c

[Jani Nikula <jani.nikula@intel.com>]

Offload some of the overgrown intel_display.c, which is by far our
biggest file. No functional changes.

v2: rebase

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/Makefile        |    1 +
 drivers/gpu/drm/i915/intel_display.c |  128 ----------------------------
 drivers/gpu/drm/i915/intel_drv.h     |    5 ++
 drivers/gpu/drm/i915/intel_quirks.c  |  155 ++++++++++++++++++++++++++++++++++
 4 files changed, 161 insertions(+), 128 deletions(-)
 create mode 100644 drivers/gpu/drm/i915/intel_quirks.c

diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 4850494bd548..f126943e88b8 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -19,6 +19,7 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o \
 	  i915_trace_points.o \
 	  i915_ums.o \
 	  intel_display.o \
+	  intel_quirks.o \
 	  intel_crt.o \
 	  intel_lvds.o \
 	  intel_dsi.o \
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 122f87155b8e..3b729ee4de79 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10850,134 +10850,6 @@ static void intel_init_display(struct drm_device *dev)
 	intel_panel_init_backlight_funcs(dev);
 }
 
-/*
- * Some BIOSes insist on assuming the GPU's pipe A is enabled at suspend,
- * resume, or other times.  This quirk makes sure that's the case for
- * affected systems.
- */
-static void quirk_pipea_force(struct drm_device *dev)
-{
-	struct drm_i915_private *dev_priv = dev->dev_private;
-
-	dev_priv->quirks |= QUIRK_PIPEA_FORCE;
-	DRM_INFO("applying pipe a force quirk\n");
-}
-
-/*
- * Some machines (Lenovo U160) do not work with SSC on LVDS for some reason
- */
-static void quirk_ssc_force_disable(struct drm_device *dev)
-{
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	dev_priv->quirks |= QUIRK_LVDS_SSC_DISABLE;
-	DRM_INFO("applying lvds SSC disable quirk\n");
-}
-
-/*
- * A machine (e.g. Acer Aspire 5734Z) may need to invert the panel backlight
- * brightness value
- */
-static void quirk_invert_brightness(struct drm_device *dev)
-{
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	dev_priv->quirks |= QUIRK_INVERT_BRIGHTNESS;
-	DRM_INFO("applying inverted panel brightness quirk\n");
-}
-
-struct intel_quirk {
-	int device;
-	int subsystem_vendor;
-	int subsystem_device;
-	void (*hook)(struct drm_device *dev);
-};
-
-/* For systems that don't have a meaningful PCI subdevice/subvendor ID */
-struct intel_dmi_quirk {
-	void (*hook)(struct drm_device *dev);
-	const struct dmi_system_id (*dmi_id_list)[];
-};
-
-static int intel_dmi_reverse_brightness(const struct dmi_system_id *id)
-{
-	DRM_INFO("Backlight polarity reversed on %s\n", id->ident);
-	return 1;
-}
-
-static const struct intel_dmi_quirk intel_dmi_quirks[] = {
-	{
-		.dmi_id_list = &(const struct dmi_system_id[]) {
-			{
-				.callback = intel_dmi_reverse_brightness,
-				.ident = "NCR Corporation",
-				.matches = {DMI_MATCH(DMI_SYS_VENDOR, "NCR Corporation"),
-					    DMI_MATCH(DMI_PRODUCT_NAME, ""),
-				},
-			},
-			{ }  /* terminating entry */
-		},
-		.hook = quirk_invert_brightness,
-	},
-};
-
-static struct intel_quirk intel_quirks[] = {
-	/* HP Mini needs pipe A force quirk (LP: #322104) */
-	{ 0x27ae, 0x103c, 0x361a, quirk_pipea_force },
-
-	/* Toshiba Protege R-205, S-209 needs pipe A force quirk */
-	{ 0x2592, 0x1179, 0x0001, quirk_pipea_force },
-
-	/* ThinkPad T60 needs pipe A force quirk (bug #16494) */
-	{ 0x2782, 0x17aa, 0x201a, quirk_pipea_force },
-
-	/* 830 needs to leave pipe A & dpll A up */
-	{ 0x3577, PCI_ANY_ID, PCI_ANY_ID, quirk_pipea_force },
-
-	/* Lenovo U160 cannot use SSC on LVDS */
-	{ 0x0046, 0x17aa, 0x3920, quirk_ssc_force_disable },
-
-	/* Sony Vaio Y cannot use SSC on LVDS */
-	{ 0x0046, 0x104d, 0x9076, quirk_ssc_force_disable },
-
-	/* Acer Aspire 5734Z must invert backlight brightness */
-	{ 0x2a42, 0x1025, 0x0459, quirk_invert_brightness },
-
-	/* Acer/eMachines G725 */
-	{ 0x2a42, 0x1025, 0x0210, quirk_invert_brightness },
-
-	/* Acer/eMachines e725 */
-	{ 0x2a42, 0x1025, 0x0212, quirk_invert_brightness },
-
-	/* Acer/Packard Bell NCL20 */
-	{ 0x2a42, 0x1025, 0x034b, quirk_invert_brightness },
-
-	/* Acer Aspire 4736Z */
-	{ 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },
-
-	/* Acer Aspire 5336 */
-	{ 0x2a42, 0x1025, 0x048a, quirk_invert_brightness },
-};
-
-static void intel_init_quirks(struct drm_device *dev)
-{
-	struct pci_dev *d = dev->pdev;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(intel_quirks); i++) {
-		struct intel_quirk *q = &intel_quirks[i];
-
-		if (d->device == q->device &&
-		    (d->subsystem_vendor == q->subsystem_vendor ||
-		     q->subsystem_vendor == PCI_ANY_ID) &&
-		    (d->subsystem_device == q->subsystem_device ||
-		     q->subsystem_device == PCI_ANY_ID))
-			q->hook(dev);
-	}
-	for (i = 0; i < ARRAY_SIZE(intel_dmi_quirks); i++) {
-		if (dmi_check_system(*intel_dmi_quirks[i].dmi_id_list) != 0)
-			intel_dmi_quirks[i].hook(dev);
-	}
-}
-
 /* Disable the VGA plane that we never use */
 static void i915_disable_vga(struct drm_device *dev)
 {
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 44067bce5e04..64c54b3442e4 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -728,6 +728,11 @@ void hsw_disable_ips(struct intel_crtc *crtc);
 void intel_display_set_init_power(struct drm_device *dev, bool enable);
 int valleyview_get_vco(struct drm_i915_private *dev_priv);
 
+
+/* intel_quirks.c */
+void intel_init_quirks(struct drm_device *dev);
+
+
 /* intel_dp.c */
 void intel_dp_init(struct drm_device *dev, int output_reg, enum port port);
 bool intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
diff --git a/drivers/gpu/drm/i915/intel_quirks.c b/drivers/gpu/drm/i915/intel_quirks.c
new file mode 100644
index 000000000000..25399c39dad8
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_quirks.c
@@ -0,0 +1,155 @@
+/*
+ * Copyright © 2014 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <linux/kernel.h>
+#include <linux/dmi.h>
+#include <drm/drmP.h>
+#include "intel_drv.h"
+
+/*
+ * Some BIOSes insist on assuming the GPU's pipe A is enabled at suspend,
+ * resume, or other times.  This quirk makes sure that's the case for
+ * affected systems.
+ */
+static void quirk_pipea_force(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	dev_priv->quirks |= QUIRK_PIPEA_FORCE;
+	DRM_INFO("applying pipe a force quirk\n");
+}
+
+/*
+ * Some machines (Lenovo U160) do not work with SSC on LVDS for some reason
+ */
+static void quirk_ssc_force_disable(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	dev_priv->quirks |= QUIRK_LVDS_SSC_DISABLE;
+	DRM_INFO("applying lvds SSC disable quirk\n");
+}
+
+/*
+ * A machine (e.g. Acer Aspire 5734Z) may need to invert the panel backlight
+ * brightness value
+ */
+static void quirk_invert_brightness(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	dev_priv->quirks |= QUIRK_INVERT_BRIGHTNESS;
+	DRM_INFO("applying inverted panel brightness quirk\n");
+}
+
+struct intel_quirk {
+	int device;
+	int subsystem_vendor;
+	int subsystem_device;
+	void (*hook)(struct drm_device *dev);
+};
+
+static struct intel_quirk intel_quirks[] = {
+	/* HP Mini needs pipe A force quirk (LP: #322104) */
+	{ 0x27ae, 0x103c, 0x361a, quirk_pipea_force },
+
+	/* Toshiba Protege R-205, S-209 needs pipe A force quirk */
+	{ 0x2592, 0x1179, 0x0001, quirk_pipea_force },
+
+	/* ThinkPad T60 needs pipe A force quirk (bug #16494) */
+	{ 0x2782, 0x17aa, 0x201a, quirk_pipea_force },
+
+	/* 830 needs to leave pipe A & dpll A up */
+	{ 0x3577, PCI_ANY_ID, PCI_ANY_ID, quirk_pipea_force },
+
+	/* Lenovo U160 cannot use SSC on LVDS */
+	{ 0x0046, 0x17aa, 0x3920, quirk_ssc_force_disable },
+
+	/* Sony Vaio Y cannot use SSC on LVDS */
+	{ 0x0046, 0x104d, 0x9076, quirk_ssc_force_disable },
+
+	/* Acer Aspire 5734Z must invert backlight brightness */
+	{ 0x2a42, 0x1025, 0x0459, quirk_invert_brightness },
+
+	/* Acer/eMachines G725 */
+	{ 0x2a42, 0x1025, 0x0210, quirk_invert_brightness },
+
+	/* Acer/eMachines e725 */
+	{ 0x2a42, 0x1025, 0x0212, quirk_invert_brightness },
+
+	/* Acer/Packard Bell NCL20 */
+	{ 0x2a42, 0x1025, 0x034b, quirk_invert_brightness },
+
+	/* Acer Aspire 4736Z */
+	{ 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },
+
+	/* Acer Aspire 5336 */
+	{ 0x2a42, 0x1025, 0x048a, quirk_invert_brightness },
+};
+
+/* For systems that don't have a meaningful PCI subdevice/subvendor ID */
+struct intel_dmi_quirk {
+	void (*hook)(struct drm_device *dev);
+	const struct dmi_system_id (*dmi_id_list)[];
+};
+
+static int intel_dmi_reverse_brightness(const struct dmi_system_id *id)
+{
+	DRM_INFO("Backlight polarity reversed on %s\n", id->ident);
+	return 1;
+}
+
+static const struct intel_dmi_quirk intel_dmi_quirks[] = {
+	{
+		.dmi_id_list = &(const struct dmi_system_id[]) {
+			{
+				.callback = intel_dmi_reverse_brightness,
+				.ident = "NCR Corporation",
+				.matches = {DMI_MATCH(DMI_SYS_VENDOR, "NCR Corporation"),
+					    DMI_MATCH(DMI_PRODUCT_NAME, ""),
+				},
+			},
+			{ }  /* terminating entry */
+		},
+		.hook = quirk_invert_brightness,
+	},
+};
+
+void intel_init_quirks(struct drm_device *dev)
+{
+	struct pci_dev *d = dev->pdev;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(intel_quirks); i++) {
+		struct intel_quirk *q = &intel_quirks[i];
+
+		if (d->device == q->device &&
+		    (d->subsystem_vendor == q->subsystem_vendor ||
+		     q->subsystem_vendor == PCI_ANY_ID) &&
+		    (d->subsystem_device == q->subsystem_device ||
+		     q->subsystem_device == PCI_ANY_ID))
+			q->hook(dev);
+	}
+	for (i = 0; i < ARRAY_SIZE(intel_dmi_quirks); i++) {
+		if (dmi_check_system(*intel_dmi_quirks[i].dmi_id_list) != 0)
+			intel_dmi_quirks[i].hook(dev);
+	}
+}
-- 
1.7.9.5

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