diff mbox

[v10,14/18] OMAP2,3: DSS2: VENC: create platform_driver, move init,exit to driver

Message ID 1295850125-21405-15-git-send-email-sumit.semwal@ti.com (mailing list archive)
State Accepted
Delegated to: Tomi Valkeinen
Headers show

Commit Message

Sumit Semwal Jan. 24, 2011, 6:22 a.m. UTC
None
diff mbox

Patch

diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index d00f356..e0d13ae 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -308,7 +308,7 @@  static struct omap_dss_board_info sdp3430_dss_data = {
 };
 
 static struct regulator_consumer_supply sdp3430_vdda_dac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 static struct omap_board_config_kernel sdp3430_config[] __initdata = {
 };
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index 1c36ec8..2e9265e 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -488,7 +488,7 @@  static struct regulator_consumer_supply cm_t35_vsim_supply = {
 };
 
 static struct regulator_consumer_supply cm_t35_vdac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 static struct regulator_consumer_supply cm_t35_vdvi_supply =
 	REGULATOR_SUPPLY("vdvi", "omap_display");
diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c
index 6a2eb49..331b94e 100644
--- a/arch/arm/mach-omap2/board-devkit8000.c
+++ b/arch/arm/mach-omap2/board-devkit8000.c
@@ -199,7 +199,7 @@  static struct omap_dss_board_info devkit8000_dss_data = {
 };
 
 static struct regulator_consumer_supply devkit8000_vdda_dac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 static uint32_t board_keymap[] = {
 	KEY(0, 0, KEY_1),
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index c0a5066..4dd1475 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -229,7 +229,7 @@  static struct omap_dss_board_info beagle_dss_data = {
 };
 
 static struct regulator_consumer_supply beagle_vdac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 static struct regulator_consumer_supply beagle_vdvi_supply =
 	REGULATOR_SUPPLY("vdds_dsi", "omap_display");
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 5f156fe..ec45575 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -493,7 +493,7 @@  static struct twl4030_codec_data omap3evm_codec_data = {
 };
 
 static struct regulator_consumer_supply omap3_evm_vdda_dac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 /* VDAC for DSS driving S-Video */
 static struct regulator_init_data omap3_evm_vdac = {
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 613ab58..b44e604 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -342,7 +342,7 @@  static struct regulator_consumer_supply pandora_vmmc3_supply =
 	REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.2");
 
 static struct regulator_consumer_supply pandora_vdda_dac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 static struct regulator_consumer_supply pandora_vdds_supplies[] = {
 	REGULATOR_SUPPLY("vdds_sdi", "omap_display"),
diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c
index 7671218..ab98a64 100644
--- a/arch/arm/mach-omap2/board-omap3stalker.c
+++ b/arch/arm/mach-omap2/board-omap3stalker.c
@@ -441,7 +441,7 @@  static struct twl4030_codec_data omap3stalker_codec_data = {
 };
 
 static struct regulator_consumer_supply omap3_stalker_vdda_dac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 /* VDAC for DSS driving S-Video */
 static struct regulator_init_data omap3_stalker_vdac = {
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index 7aedafd..b783854 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -364,7 +364,7 @@  static struct regulator_consumer_supply rx51_vaux1_consumers[] = {
 };
 
 static struct regulator_consumer_supply rx51_vdac_supply[] = {
-	REGULATOR_SUPPLY("vdda_dac", "omap_display"),
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc"),
 };
 
 static struct regulator_init_data rx51_vaux1 = {
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index d52fc7b..3bb5c7c 100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -230,7 +230,7 @@  static struct regulator_consumer_supply zoom_vpll2_supply =
 	REGULATOR_SUPPLY("vdds_dsi", "omap_display");
 
 static struct regulator_consumer_supply zoom_vdda_dac_supply =
-	REGULATOR_SUPPLY("vdda_dac", "omap_display");
+	REGULATOR_SUPPLY("vdda_dac", "omap_venc");
 
 static struct regulator_init_data zoom_vpll2 = {
 	.constraints = {
diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c
index 5acb5e6..9852a70 100644
--- a/drivers/video/omap2/dss/core.c
+++ b/drivers/video/omap2/dss/core.c
@@ -43,7 +43,6 @@  static struct {
 
 	struct regulator *vdds_dsi_reg;
 	struct regulator *vdds_sdi_reg;
-	struct regulator *vdda_dac_reg;
 } core;
 
 static char *def_disp_name;
@@ -85,20 +84,6 @@  struct regulator *dss_get_vdds_sdi(void)
 	return reg;
 }
 
-struct regulator *dss_get_vdda_dac(void)
-{
-	struct regulator *reg;
-
-	if (core.vdda_dac_reg != NULL)
-		return core.vdda_dac_reg;
-
-	reg = regulator_get(&core.pdev->dev, "vdda_dac");
-	if (!IS_ERR(reg))
-		core.vdda_dac_reg = reg;
-
-	return reg;
-}
-
 #if defined(CONFIG_DEBUG_FS) && defined(CONFIG_OMAP2_DSS_DEBUG_SUPPORT)
 static int dss_debug_show(struct seq_file *s, void *unused)
 {
@@ -219,9 +204,9 @@  static int omap_dss_probe(struct platform_device *pdev)
 		goto err_dispc;
 	}
 
-	r = venc_init(pdev);
+	r = venc_init_platform_driver();
 	if (r) {
-		DSSERR("Failed to initialize venc\n");
+		DSSERR("Failed to initialize venc platform driver\n");
 		goto err_venc;
 	}
 
@@ -279,7 +264,7 @@  err_dsi:
 	if (cpu_is_omap34xx())
 		sdi_exit();
 err_sdi:
-	venc_exit();
+	venc_uninit_platform_driver();
 err_venc:
 	dispc_uninit_platform_driver();
 err_dispc:
@@ -300,7 +285,7 @@  static int omap_dss_remove(struct platform_device *pdev)
 
 	dss_uninitialize_debugfs();
 
-	venc_exit();
+	venc_uninit_platform_driver();
 	dispc_uninit_platform_driver();
 	dpi_exit();
 	rfbi_uninit_platform_driver();
@@ -597,11 +582,6 @@  static void __exit omap_dss_exit(void)
 		core.vdds_sdi_reg = NULL;
 	}
 
-	if (core.vdda_dac_reg != NULL) {
-		regulator_put(core.vdda_dac_reg);
-		core.vdda_dac_reg = NULL;
-	}
-
 	platform_driver_unregister(&omap_dss_driver);
 
 	omap_dss_bus_unregister();
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index f4835c8..9313851 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -172,7 +172,6 @@  struct platform_device;
 struct bus_type *dss_get_bus(void);
 struct regulator *dss_get_vdds_dsi(void);
 struct regulator *dss_get_vdds_sdi(void);
-struct regulator *dss_get_vdda_dac(void);
 
 /* display */
 int dss_suspend_all_devices(void);
@@ -412,16 +411,16 @@  int dispc_get_clock_div(enum omap_channel channel,
 
 /* VENC */
 #ifdef CONFIG_OMAP2_DSS_VENC
-int venc_init(struct platform_device *pdev);
-void venc_exit(void);
+int venc_init_platform_driver(void);
+void venc_uninit_platform_driver(void);
 void venc_dump_regs(struct seq_file *s);
 int venc_init_display(struct omap_dss_device *display);
 #else
-static inline int venc_init(struct platform_device *pdev)
+static inline int venc_init_platform_driver(void)
 {
 	return 0;
 }
-static inline void venc_exit(void)
+static inline void venc_uninit_platform_driver(void)
 {
 }
 #endif
diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c
index eff3505..935ae8e 100644
--- a/drivers/video/omap2/dss/venc.c
+++ b/drivers/video/omap2/dss/venc.c
@@ -289,6 +289,7 @@  const struct omap_video_timings omap_dss_ntsc_timings = {
 EXPORT_SYMBOL(omap_dss_ntsc_timings);
 
 static struct {
+	struct platform_device *pdev;
 	void __iomem *base;
 	struct mutex venc_lock;
 	u32 wss_data;
@@ -306,6 +307,17 @@  static inline u32 venc_read_reg(int idx)
 	return l;
 }
 
+static struct regulator *venc_get_vdda_dac(void)
+{
+	struct regulator *reg;
+
+	reg = regulator_get(&venc.pdev->dev, "vdda_dac");
+	if (!IS_ERR(reg))
+		venc.vdda_dac_reg = reg;
+
+	return reg;
+}
+
 static void venc_write_config(const struct venc_config *config)
 {
 	DSSDBG("write venc conf\n");
@@ -641,46 +653,6 @@  static struct omap_dss_driver venc_driver = {
 };
 /* driver end */
 
-
-
-int venc_init(struct platform_device *pdev)
-{
-	u8 rev_id;
-
-	mutex_init(&venc.venc_lock);
-
-	venc.wss_data = 0;
-
-	venc.base = ioremap(VENC_BASE, SZ_1K);
-	if (!venc.base) {
-		DSSERR("can't ioremap VENC\n");
-		return -ENOMEM;
-	}
-
-	venc.vdda_dac_reg = dss_get_vdda_dac();
-	if (IS_ERR(venc.vdda_dac_reg)) {
-		iounmap(venc.base);
-		DSSERR("can't get VDDA_DAC regulator\n");
-		return PTR_ERR(venc.vdda_dac_reg);
-	}
-
-	venc_enable_clocks(1);
-
-	rev_id = (u8)(venc_read_reg(VENC_REV_ID) & 0xff);
-	printk(KERN_INFO "OMAP VENC rev %d\n", rev_id);
-
-	venc_enable_clocks(0);
-
-	return omap_dss_register_driver(&venc_driver);
-}
-
-void venc_exit(void)
-{
-	omap_dss_unregister_driver(&venc_driver);
-
-	iounmap(venc.base);
-}
-
 int venc_init_display(struct omap_dss_device *dssdev)
 {
 	DSSDBG("init_display\n");
@@ -740,3 +712,67 @@  void venc_dump_regs(struct seq_file *s)
 
 #undef DUMPREG
 }
+
+/* VENC HW IP initialisation */
+static int omap_venchw_probe(struct platform_device *pdev)
+{
+	u8 rev_id;
+	venc.pdev = pdev;
+
+	mutex_init(&venc.venc_lock);
+
+	venc.wss_data = 0;
+
+	venc.base = ioremap(VENC_BASE, SZ_1K);
+	if (!venc.base) {
+		DSSERR("can't ioremap VENC\n");
+		return -ENOMEM;
+	}
+
+	venc.vdda_dac_reg = venc_get_vdda_dac();
+	if (IS_ERR(venc.vdda_dac_reg)) {
+		iounmap(venc.base);
+		DSSERR("can't get VDDA_DAC regulator\n");
+		return PTR_ERR(venc.vdda_dac_reg);
+	}
+
+	venc_enable_clocks(1);
+
+	rev_id = (u8)(venc_read_reg(VENC_REV_ID) & 0xff);
+	printk(KERN_INFO "OMAP VENC rev %d\n", rev_id);
+
+	venc_enable_clocks(0);
+
+	return omap_dss_register_driver(&venc_driver);
+}
+
+static int omap_venchw_remove(struct platform_device *pdev)
+{
+	if (venc.vdda_dac_reg != NULL) {
+		regulator_put(venc.vdda_dac_reg);
+		venc.vdda_dac_reg = NULL;
+	}
+	omap_dss_unregister_driver(&venc_driver);
+
+	iounmap(venc.base);
+	return 0;
+}
+
+static struct platform_driver omap_venchw_driver = {
+	.probe          = omap_venchw_probe,
+	.remove         = omap_venchw_remove,
+	.driver         = {
+		.name   = "omap_venc",
+		.owner  = THIS_MODULE,
+	},
+};
+
+int venc_init_platform_driver(void)
+{
+	return platform_driver_register(&omap_venchw_driver);
+}
+
+void venc_uninit_platform_driver(void)
+{
+	return platform_driver_unregister(&omap_venchw_driver);
+}