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TCM825x: Include invertation of image mirroring in configuration

PATCH In review Sakari Ailus 4 participants 17 messages May 13, 2008 – May 16, 2008

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#0 lore raw

PATCH 1/3 TCM825x: Include invertation of image mirroring in configuration

Add invertation of image mirroring register bits to default configuration.

This is useful when the camera module is e.g. mounted upside down.

---
 drivers/media/video/tcm825x.c |    6 ++++++
 drivers/media/video/tcm825x.h |    1 +
 2 files changed, 7 insertions(+), 0 deletions(-)
drivers/media/video/tcm825x.c +6 -0
index e57a646..216638e 100644
@@ -523,6 +523,9 @@ static int ioctl_g_ctrl(struct v4l2_int_device *s,
 	if (val < 0)
 		return val;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();
+
 	vc->value = val;
 	return 0;
 }
@@ -556,6 +559,9 @@ static int ioctl_s_ctrl(struct v4l2_int_device *s,
 	if (lvc == NULL)
 		return -EINVAL;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();
+
 	val = val << lvc->start_bit;
 	if (tcm825x_write_reg_mask(client, lvc->reg, val))
 		return -EIO;
drivers/media/video/tcm825x.h +1 -0
index 966765b..770ebac 100644
@@ -182,6 +182,7 @@ struct tcm825x_platform_data {
 	int (*needs_reset)(struct v4l2_int_device *s, void *buf,
 			   struct v4l2_pix_format *fmt);
 	int (*ifparm)(struct v4l2_ifparm *p);
+	int (*is_upside_down)(void);
 };
 
 /* Array of image sizes supported by TCM825X.  These must be ordered from
Signature · 1 line
1.5.0.6
#1 lore raw

PATCH 2/3 N810: Don't export camera orientation

On Nokia N810 the camera module is mounted upside down. This affects the mirroring controls. This patch inverts the controls for N810.

---
 arch/arm/mach-omap2/board-n800-camera.c |   65 +++++++++++++++++++++++++++---
 1 files changed, 58 insertions(+), 7 deletions(-)
arch/arm/mach-omap2/board-n800-camera.c +58 -7
index 19be30d..9c2bead 100644
@@ -28,6 +28,8 @@
 
 #include <media/v4l2-int-device.h>
 
+#include <asm/mach-types.h>
+
 #include <asm/arch/menelaus.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/board.h>
@@ -71,7 +73,8 @@ static int frames_after_reset;
 static int saturated_count;
 #endif
 
-const static struct tcm825x_reg tcm825x_default_regs_[] = {
+#ifdef CONFIG_MACH_NOKIA_N800
+const static struct tcm825x_reg tcm825x_regs_n800[] = {
 	/* initial settings for 2.5 V */
 	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
 	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
@@ -103,6 +106,42 @@ const static struct tcm825x_reg tcm825x_default_regs_[] = {
 	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
 	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
 };
+#endif
+
+#ifdef CONFIG_MACH_NOKIA_N810
+const static struct tcm825x_reg tcm825x_regs_n810[] = {
+	/* initial settings for 2.5 V */
+	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
+	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
+
+	/* main settings */
+	{0x00, 0x00}, {0x30, 0x01}, {0x0e, 0x02}, /* initial */
+	{0xcf, 0x04}, {0x02, 0x05}, {0x0d, 0x06}, {0xc0, 0x07},
+	{0x38, 0x08}, {0x50, 0x09}, {0x80, 0x0a}, {0x40, 0x0b},
+	{0x40, 0x0c}, {0x00, 0x0d}, {0x04, 0x0e}, {0x04, 0x0f},
+	{0x22, 0x10}, {0x96, 0x11}, {0xf0, 0x12}, {0x08, 0x13},
+	{0x08, 0x14}, {0x30, 0x15}, {0x30, 0x16}, {0x01, 0x17},
+	{0x40, 0x18}, {0x87, 0x19}, {0x2b, 0x1a}, {0x84, 0x1b},
+	{0x52, 0x1c}, {0x44, 0x1d}, {0x68, 0x1e}, {0x00, 0x1f},
+	{0x00, 0x20}, {0x01, 0x21}, {0x27, 0x22}, {0x40, 0x23},
+	{0x27, 0x24}, {0x5f, 0x25}, {0x00, 0x26}, {0x16, 0x27},
+	{0x23, 0x28}, /* initial */ /* initial */ /* initial */
+	/* initial */ /* initial */ {0x00, 0x2e}, {0x00, 0x2f},
+	{0x00, 0x30}, {0x00, 0x31}, {0x00, 0x32}, {0x00, 0x33},
+	{0x00, 0x34}, {0x00, 0x35}, {0x00, 0x36}, {0x00, 0x37},
+	{0x00, 0x38}, {0x8c, 0x39}, {0xc8, 0x3A}, {0x80, 0x3b},
+	{0x00, 0x3c}, {0x17, 0x3d}, {0x85, 0x3e}, /* initial */
+	{0xa0, 0x40}, {0x00, 0x41}, {0x00, 0x42}, {0x00, 0x43},
+	{0x08, 0x44}, {0x12, 0x45}, {0x00, 0x46}, {0x20, 0x47},
+	{0x30, 0x48}, {0x18, 0x49}, {0x20, 0x4a}, {0x4d, 0x4b},
+	{0x0c, 0x4c}, {0xe0, 0x4d}, {0x20, 0x4e}, {0x89, 0x4f},
+	{0x21, 0x50}, {0x80, 0x51}, {0x02, 0x52}, {0x00, 0x53},
+	{0x30, 0x54}, {0x90, 0x55}, {0x40, 0x56}, {0x06, 0x57},
+	{0x0f, 0x58}, {0x23, 0x59}, {0x08, 0x5A}, {0x04, 0x5b},
+	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
+	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
+};
+#endif
 
 static int tcm825x_is_okay(void)
 {
@@ -182,7 +221,10 @@ static int tcm825x_power_set(int power)
 
 static const struct tcm825x_reg *tcm825x_default_regs(void)
 {
-	return tcm825x_default_regs_;
+	if (machine_is_nokia_n810())
+		return tcm825x_regs_n810;
+
+	return tcm825x_regs_n800;
 }
 
 #ifdef OMAP24XX_CAMERA_JAM_HACK
@@ -298,12 +340,21 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
 	return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+	if (machine_is_nokia_n810())
+		return 1;
+
+	return 0;
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-	.is_okay      = tcm825x_is_okay,
-	.power_set    = tcm825x_power_set,
-	.default_regs = tcm825x_default_regs,
-	.needs_reset  = tcm825x_needs_reset,
-	.ifparm	      = tcm825x_ifparm,
+	.is_okay	= tcm825x_is_okay,
+	.power_set	= tcm825x_power_set,
+	.default_regs	= tcm825x_default_regs,
+	.needs_reset	= tcm825x_needs_reset,
+	.ifparm		= tcm825x_ifparm,
+	.is_upside_down	= tcm825x_is_upside_down,
 };
 
 void __init n800_cam_init(void)
Signature · 1 line
1.5.0.6
#2 lore raw

PATCH 3/3 N800: Select tcm825x only if wanted

Don't enable automatically TCM825x on N800 unless
VIDEO_HELPER_CHIPS_AUTO is selected.

---
 arch/arm/mach-omap2/Kconfig |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
arch/arm/mach-omap2/Kconfig +1 -1
index 5c229cc..94beff0 100644
@@ -35,7 +35,7 @@ config MACH_OMAP_GENERIC
 config MACH_NOKIA_N800
 	bool "Nokia N800"
 	depends on ARCH_OMAP2420
-	select VIDEO_TCM825X if VIDEO_OMAP2
+	select VIDEO_TCM825X if VIDEO_OMAP2 && VIDEO_HELPER_CHIPS_AUTO
 	select CBUS if VIDEO_TCM825X
 	select CBUS_RETU if VIDEO_TCM825X
 	select MENELAUS if VIDEO_TCM825X
Signature · 1 line
1.5.0.6
#3 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

In reply to Sakari Ailus
Quoted 103 lines · Sakari Ailus

On Nokia N810 the camera module is mounted upside down. This affects the mirroring controls. This patch inverts the controls for N810.

---
 arch/arm/mach-omap2/board-n800-camera.c |   65
+++++++++++++++++++++++++++---
 1 files changed, 58 insertions(+), 7 deletions(-)
arch/arm/mach-omap2/board-n800-camera.c +40 -1
index 19be30d..9c2bead 100644
@@ -28,6 +28,8 @@
 
 #include <media/v4l2-int-device.h>
 
+#include <asm/mach-types.h>
+
 #include <asm/arch/menelaus.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/board.h>
@@ -71,7 +73,8 @@ static int frames_after_reset;
 static int saturated_count;
 #endif
 
-const static struct tcm825x_reg tcm825x_default_regs_[] = {
+#ifdef CONFIG_MACH_NOKIA_N800
+const static struct tcm825x_reg tcm825x_regs_n800[] = {
 	/* initial settings for 2.5 V */
 	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
 	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
@@ -103,6 +106,42 @@ const static struct tcm825x_reg
 tcm825x_default_regs_[] = {
 	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
 	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
 };
+#endif
+
+#ifdef CONFIG_MACH_NOKIA_N810
+const static struct tcm825x_reg tcm825x_regs_n810[] = {
+	/* initial settings for 2.5 V */
+	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
+	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
+
+	/* main settings */
+	{0x00, 0x00}, {0x30, 0x01}, {0x0e, 0x02}, /* initial */
+	{0xcf, 0x04}, {0x02, 0x05}, {0x0d, 0x06}, {0xc0, 0x07},
+	{0x38, 0x08}, {0x50, 0x09}, {0x80, 0x0a}, {0x40, 0x0b},
+	{0x40, 0x0c}, {0x00, 0x0d}, {0x04, 0x0e}, {0x04, 0x0f},
+	{0x22, 0x10}, {0x96, 0x11}, {0xf0, 0x12}, {0x08, 0x13},
+	{0x08, 0x14}, {0x30, 0x15}, {0x30, 0x16}, {0x01, 0x17},
+	{0x40, 0x18}, {0x87, 0x19}, {0x2b, 0x1a}, {0x84, 0x1b},
+	{0x52, 0x1c}, {0x44, 0x1d}, {0x68, 0x1e}, {0x00, 0x1f},
+	{0x00, 0x20}, {0x01, 0x21}, {0x27, 0x22}, {0x40, 0x23},
+	{0x27, 0x24}, {0x5f, 0x25}, {0x00, 0x26}, {0x16, 0x27},
+	{0x23, 0x28}, /* initial */ /* initial */ /* initial */
+	/* initial */ /* initial */ {0x00, 0x2e}, {0x00, 0x2f},
+	{0x00, 0x30}, {0x00, 0x31}, {0x00, 0x32}, {0x00, 0x33},
+	{0x00, 0x34}, {0x00, 0x35}, {0x00, 0x36}, {0x00, 0x37},
+	{0x00, 0x38}, {0x8c, 0x39}, {0xc8, 0x3A}, {0x80, 0x3b},
+	{0x00, 0x3c}, {0x17, 0x3d}, {0x85, 0x3e}, /* initial */
+	{0xa0, 0x40}, {0x00, 0x41}, {0x00, 0x42}, {0x00, 0x43},
+	{0x08, 0x44}, {0x12, 0x45}, {0x00, 0x46}, {0x20, 0x47},
+	{0x30, 0x48}, {0x18, 0x49}, {0x20, 0x4a}, {0x4d, 0x4b},
+	{0x0c, 0x4c}, {0xe0, 0x4d}, {0x20, 0x4e}, {0x89, 0x4f},
+	{0x21, 0x50}, {0x80, 0x51}, {0x02, 0x52}, {0x00, 0x53},
+	{0x30, 0x54}, {0x90, 0x55}, {0x40, 0x56}, {0x06, 0x57},
+	{0x0f, 0x58}, {0x23, 0x59}, {0x08, 0x5A}, {0x04, 0x5b},
+	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
+	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
+};
+#endif
 
 static int tcm825x_is_okay(void)

{

arch/arm/mach-omap2/board-n800-camera.c +12 -2
@@ -182,7 +221,10 @@ static int tcm825x_power_set(int power)
 
 static const struct tcm825x_reg *tcm825x_default_regs(void)
 {
-	return tcm825x_default_regs_;
+	if (machine_is_nokia_n810())
+		return tcm825x_regs_n810;
+
+	return tcm825x_regs_n800;
 }
 
 #ifdef OMAP24XX_CAMERA_JAM_HACK
@@ -298,12 +340,21 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
 	return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+	if (machine_is_nokia_n810())
+		return 1;
+
+	return 0;
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-	.is_okay      = tcm825x_is_okay,

arch/arm/mach-omap2/board-n800-camera.c static int tcm825x_ifparm(struct v4l2_ifparm *p) · line 357

Quoted 10 lines
arch/arm/mach-omap2/board-n800-camera.c +6 -4
-	.power_set    = tcm825x_power_set,
-	.default_regs = tcm825x_default_regs,
-	.needs_reset  = tcm825x_needs_reset,
-	.ifparm	      = tcm825x_ifparm,
+	.is_okay	= tcm825x_is_okay,
+	.power_set	= tcm825x_power_set,
+	.default_regs	= tcm825x_default_regs,
+	.needs_reset	= tcm825x_needs_reset,
+	.ifparm		= tcm825x_ifparm,
+	.is_upside_down	= tcm825x_is_upside_down,

ok, now i got your point but this could be:
.is_upside_down = machine_is_nokia_n810() ? 1 : 0,

Quoted 10 lines
arch/arm/mach-omap2/board-n800-camera.c +0 -1
 };
 
 void __init n800_cam_init(void)
--

1.5.0.6

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Signature · 5 lines
Best Regards,

Felipe Balbi
http://felipebalbi.com
[email protected]
#4 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

ext Felipe Balbi wrote:

Hello Felipe, and thanks for reviewing the patch! :)

Quoted 21 lines
Quoted 19 lines · Sakari Ailus
arch/arm/mach-omap2/board-n800-camera.c +9 -5
@@ -298,12 +340,21 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
 	return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+	if (machine_is_nokia_n810())
+		return 1;
+
+	return 0;
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-	.is_okay      = tcm825x_is_okay,
-	.power_set    = tcm825x_power_set,
-	.default_regs = tcm825x_default_regs,
-	.needs_reset  = tcm825x_needs_reset,
-	.ifparm	      = tcm825x_ifparm,
+	.is_okay	= tcm825x_is_okay,
Quoted 8 lines

arch/arm/mach-omap2/board-n800-camera.c static int tcm825x_ifparm(struct v4l2_ifparm *p) · line 357

Quoted 5 lines
arch/arm/mach-omap2/board-n800-camera.c +5 -0
+	.power_set	= tcm825x_power_set,
+	.default_regs	= tcm825x_default_regs,
+	.needs_reset	= tcm825x_needs_reset,
+	.ifparm		= tcm825x_ifparm,
+	.is_upside_down	= tcm825x_is_upside_down,

ok, now i got your point but this could be:
.is_upside_down = machine_is_nokia_n810() ? 1 : 0,

This doesn't work because machine_is_nokia_n810() is not constant.

Anyway, tcm825x_is_upside_down can be made more simple as it could just return machine_is_nokia_n810().

I'll send new patches.

Signature · 2 lines
Sakari Ailus
[email protected]
#5 lore raw

PATCH 1/3 TCM825x: Include invertation of image mirroring in configuration

Add invertation of image mirroring register bits to default configuration.

This is useful when the camera module is e.g. mounted upside down.

---
 drivers/media/video/tcm825x.c |    6 ++++++
 drivers/media/video/tcm825x.h |    1 +
 2 files changed, 7 insertions(+), 0 deletions(-)
drivers/media/video/tcm825x.c +6 -0
index e57a646..216638e 100644
@@ -523,6 +523,9 @@ static int ioctl_g_ctrl(struct v4l2_int_device *s,
 	if (val < 0)
 		return val;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();
+
 	vc->value = val;
 	return 0;
 }
@@ -556,6 +559,9 @@ static int ioctl_s_ctrl(struct v4l2_int_device *s,
 	if (lvc == NULL)
 		return -EINVAL;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();
+
 	val = val << lvc->start_bit;
 	if (tcm825x_write_reg_mask(client, lvc->reg, val))
 		return -EIO;
drivers/media/video/tcm825x.h +1 -0
index 966765b..770ebac 100644
@@ -182,6 +182,7 @@ struct tcm825x_platform_data {
 	int (*needs_reset)(struct v4l2_int_device *s, void *buf,
 			   struct v4l2_pix_format *fmt);
 	int (*ifparm)(struct v4l2_ifparm *p);
+	int (*is_upside_down)(void);
 };
 
 /* Array of image sizes supported by TCM825X.  These must be ordered from
Signature · 1 line
1.5.0.6
#6 lore raw

PATCH 2/3 N810: Don't export camera orientation

On Nokia N810 the camera module is mounted upside down. This affects the mirroring controls. This patch inverts the controls for N810.

---
 arch/arm/mach-omap2/board-n800-camera.c |   62 +++++++++++++++++++++++++++---
 1 files changed, 55 insertions(+), 7 deletions(-)
arch/arm/mach-omap2/board-n800-camera.c +55 -7
index 19be30d..b525125 100644
@@ -28,6 +28,8 @@
 
 #include <media/v4l2-int-device.h>
 
+#include <asm/mach-types.h>
+
 #include <asm/arch/menelaus.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/board.h>
@@ -71,7 +73,8 @@ static int frames_after_reset;
 static int saturated_count;
 #endif
 
-const static struct tcm825x_reg tcm825x_default_regs_[] = {
+#ifdef CONFIG_MACH_NOKIA_N800
+const static struct tcm825x_reg tcm825x_regs_n800[] = {
 	/* initial settings for 2.5 V */
 	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
 	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
@@ -103,6 +106,42 @@ const static struct tcm825x_reg tcm825x_default_regs_[] = {
 	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
 	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
 };
+#endif
+
+#ifdef CONFIG_MACH_NOKIA_N810
+const static struct tcm825x_reg tcm825x_regs_n810[] = {
+	/* initial settings for 2.5 V */
+	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
+	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
+
+	/* main settings */
+	{0x00, 0x00}, {0x30, 0x01}, {0x0e, 0x02}, /* initial */
+	{0xcf, 0x04}, {0x02, 0x05}, {0x0d, 0x06}, {0xc0, 0x07},
+	{0x38, 0x08}, {0x50, 0x09}, {0x80, 0x0a}, {0x40, 0x0b},
+	{0x40, 0x0c}, {0x00, 0x0d}, {0x04, 0x0e}, {0x04, 0x0f},
+	{0x22, 0x10}, {0x96, 0x11}, {0xf0, 0x12}, {0x08, 0x13},
+	{0x08, 0x14}, {0x30, 0x15}, {0x30, 0x16}, {0x01, 0x17},
+	{0x40, 0x18}, {0x87, 0x19}, {0x2b, 0x1a}, {0x84, 0x1b},
+	{0x52, 0x1c}, {0x44, 0x1d}, {0x68, 0x1e}, {0x00, 0x1f},
+	{0x00, 0x20}, {0x01, 0x21}, {0x27, 0x22}, {0x40, 0x23},
+	{0x27, 0x24}, {0x5f, 0x25}, {0x00, 0x26}, {0x16, 0x27},
+	{0x23, 0x28}, /* initial */ /* initial */ /* initial */
+	/* initial */ /* initial */ {0x00, 0x2e}, {0x00, 0x2f},
+	{0x00, 0x30}, {0x00, 0x31}, {0x00, 0x32}, {0x00, 0x33},
+	{0x00, 0x34}, {0x00, 0x35}, {0x00, 0x36}, {0x00, 0x37},
+	{0x00, 0x38}, {0x8c, 0x39}, {0xc8, 0x3A}, {0x80, 0x3b},
+	{0x00, 0x3c}, {0x17, 0x3d}, {0x85, 0x3e}, /* initial */
+	{0xa0, 0x40}, {0x00, 0x41}, {0x00, 0x42}, {0x00, 0x43},
+	{0x08, 0x44}, {0x12, 0x45}, {0x00, 0x46}, {0x20, 0x47},
+	{0x30, 0x48}, {0x18, 0x49}, {0x20, 0x4a}, {0x4d, 0x4b},
+	{0x0c, 0x4c}, {0xe0, 0x4d}, {0x20, 0x4e}, {0x89, 0x4f},
+	{0x21, 0x50}, {0x80, 0x51}, {0x02, 0x52}, {0x00, 0x53},
+	{0x30, 0x54}, {0x90, 0x55}, {0x40, 0x56}, {0x06, 0x57},
+	{0x0f, 0x58}, {0x23, 0x59}, {0x08, 0x5A}, {0x04, 0x5b},
+	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
+	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
+};
+#endif
 
 static int tcm825x_is_okay(void)
 {
@@ -182,7 +221,10 @@ static int tcm825x_power_set(int power)
 
 static const struct tcm825x_reg *tcm825x_default_regs(void)
 {
-	return tcm825x_default_regs_;
+	if (machine_is_nokia_n810())
+		return tcm825x_regs_n810;
+
+	return tcm825x_regs_n800;
 }
 
 #ifdef OMAP24XX_CAMERA_JAM_HACK
@@ -298,12 +340,18 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
 	return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+	return machine_is_nokia_n810();
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-	.is_okay      = tcm825x_is_okay,
-	.power_set    = tcm825x_power_set,
-	.default_regs = tcm825x_default_regs,
-	.needs_reset  = tcm825x_needs_reset,
-	.ifparm	      = tcm825x_ifparm,
+	.is_okay	= tcm825x_is_okay,
+	.power_set	= tcm825x_power_set,
+	.default_regs	= tcm825x_default_regs,
+	.needs_reset	= tcm825x_needs_reset,
+	.ifparm		= tcm825x_ifparm,
+	.is_upside_down	= tcm825x_is_upside_down,
 };
 
 void __init n800_cam_init(void)
Signature · 1 line
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#7 lore raw

PATCH 3/3 N800: Select tcm825x only if wanted

Don't enable automatically TCM825x on N800 unless
VIDEO_HELPER_CHIPS_AUTO is selected.

---
 arch/arm/mach-omap2/Kconfig |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
arch/arm/mach-omap2/Kconfig +1 -1
index 5c229cc..94beff0 100644
@@ -35,7 +35,7 @@ config MACH_OMAP_GENERIC
 config MACH_NOKIA_N800
 	bool "Nokia N800"
 	depends on ARCH_OMAP2420
-	select VIDEO_TCM825X if VIDEO_OMAP2
+	select VIDEO_TCM825X if VIDEO_OMAP2 && VIDEO_HELPER_CHIPS_AUTO
 	select CBUS if VIDEO_TCM825X
 	select CBUS_RETU if VIDEO_TCM825X
 	select MENELAUS if VIDEO_TCM825X
Signature · 1 line
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maintainer
#8 lore raw

Re: [PATCH 3/3] N800: Select tcm825x only if wanted

Quoted 2 lines · Sakari Ailus

Don't enable automatically TCM825x on N800 unless
VIDEO_HELPER_CHIPS_AUTO is selected.

Pushing.

Tony

Quoted 25 lines
---
 arch/arm/mach-omap2/Kconfig |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
arch/arm/mach-omap2/Kconfig +1 -1
index 5c229cc..94beff0 100644
@@ -35,7 +35,7 @@ config MACH_OMAP_GENERIC
 config MACH_NOKIA_N800
 	bool "Nokia N800"
 	depends on ARCH_OMAP2420
-	select VIDEO_TCM825X if VIDEO_OMAP2
+	select VIDEO_TCM825X if VIDEO_OMAP2 && VIDEO_HELPER_CHIPS_AUTO
 	select CBUS if VIDEO_TCM825X
 	select CBUS_RETU if VIDEO_TCM825X
 	select MENELAUS if VIDEO_TCM825X
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#9 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

In reply to Sakari Ailus
Quoted 2 lines · Sakari Ailus

On Nokia N810 the camera module is mounted upside down. This affects the mirroring controls. This patch inverts the controls for N810.

Pushing.

Tony

Quoted 115 lines
---
 arch/arm/mach-omap2/board-n800-camera.c |   62 +++++++++++++++++++++++++++---
 1 files changed, 55 insertions(+), 7 deletions(-)
arch/arm/mach-omap2/board-n800-camera.c +55 -7
index 19be30d..b525125 100644
@@ -28,6 +28,8 @@
 
 #include <media/v4l2-int-device.h>
 
+#include <asm/mach-types.h>
+
 #include <asm/arch/menelaus.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/board.h>
@@ -71,7 +73,8 @@ static int frames_after_reset;
 static int saturated_count;
 #endif
 
-const static struct tcm825x_reg tcm825x_default_regs_[] = {
+#ifdef CONFIG_MACH_NOKIA_N800
+const static struct tcm825x_reg tcm825x_regs_n800[] = {
 	/* initial settings for 2.5 V */
 	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
 	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
@@ -103,6 +106,42 @@ const static struct tcm825x_reg tcm825x_default_regs_[] = {
 	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
 	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
 };
+#endif
+
+#ifdef CONFIG_MACH_NOKIA_N810
+const static struct tcm825x_reg tcm825x_regs_n810[] = {
+	/* initial settings for 2.5 V */
+	{0x00, 0x03}, {0x03, 0x29}, {0xaa, 0x2a}, {0xc0, 0x2b},
+	{0x10, 0x2c}, {0x4c, 0x2d}, {0x9c, 0x3f},
+
+	/* main settings */
+	{0x00, 0x00}, {0x30, 0x01}, {0x0e, 0x02}, /* initial */
+	{0xcf, 0x04}, {0x02, 0x05}, {0x0d, 0x06}, {0xc0, 0x07},
+	{0x38, 0x08}, {0x50, 0x09}, {0x80, 0x0a}, {0x40, 0x0b},
+	{0x40, 0x0c}, {0x00, 0x0d}, {0x04, 0x0e}, {0x04, 0x0f},
+	{0x22, 0x10}, {0x96, 0x11}, {0xf0, 0x12}, {0x08, 0x13},
+	{0x08, 0x14}, {0x30, 0x15}, {0x30, 0x16}, {0x01, 0x17},
+	{0x40, 0x18}, {0x87, 0x19}, {0x2b, 0x1a}, {0x84, 0x1b},
+	{0x52, 0x1c}, {0x44, 0x1d}, {0x68, 0x1e}, {0x00, 0x1f},
+	{0x00, 0x20}, {0x01, 0x21}, {0x27, 0x22}, {0x40, 0x23},
+	{0x27, 0x24}, {0x5f, 0x25}, {0x00, 0x26}, {0x16, 0x27},
+	{0x23, 0x28}, /* initial */ /* initial */ /* initial */
+	/* initial */ /* initial */ {0x00, 0x2e}, {0x00, 0x2f},
+	{0x00, 0x30}, {0x00, 0x31}, {0x00, 0x32}, {0x00, 0x33},
+	{0x00, 0x34}, {0x00, 0x35}, {0x00, 0x36}, {0x00, 0x37},
+	{0x00, 0x38}, {0x8c, 0x39}, {0xc8, 0x3A}, {0x80, 0x3b},
+	{0x00, 0x3c}, {0x17, 0x3d}, {0x85, 0x3e}, /* initial */
+	{0xa0, 0x40}, {0x00, 0x41}, {0x00, 0x42}, {0x00, 0x43},
+	{0x08, 0x44}, {0x12, 0x45}, {0x00, 0x46}, {0x20, 0x47},
+	{0x30, 0x48}, {0x18, 0x49}, {0x20, 0x4a}, {0x4d, 0x4b},
+	{0x0c, 0x4c}, {0xe0, 0x4d}, {0x20, 0x4e}, {0x89, 0x4f},
+	{0x21, 0x50}, {0x80, 0x51}, {0x02, 0x52}, {0x00, 0x53},
+	{0x30, 0x54}, {0x90, 0x55}, {0x40, 0x56}, {0x06, 0x57},
+	{0x0f, 0x58}, {0x23, 0x59}, {0x08, 0x5A}, {0x04, 0x5b},
+	{0x08, 0x5c}, {0x08, 0x5d}, {0x08, 0x5e}, {0x08, 0x5f},
+	{TCM825X_VAL_TERM, TCM825X_REG_TERM}
+};
+#endif
 
 static int tcm825x_is_okay(void)
 {
@@ -182,7 +221,10 @@ static int tcm825x_power_set(int power)
 
 static const struct tcm825x_reg *tcm825x_default_regs(void)
 {
-	return tcm825x_default_regs_;
+	if (machine_is_nokia_n810())
+		return tcm825x_regs_n810;
+
+	return tcm825x_regs_n800;
 }
 
 #ifdef OMAP24XX_CAMERA_JAM_HACK
@@ -298,12 +340,18 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
 	return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+	return machine_is_nokia_n810();
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-	.is_okay      = tcm825x_is_okay,
-	.power_set    = tcm825x_power_set,
-	.default_regs = tcm825x_default_regs,
-	.needs_reset  = tcm825x_needs_reset,
-	.ifparm	      = tcm825x_ifparm,
+	.is_okay	= tcm825x_is_okay,
+	.power_set	= tcm825x_power_set,
+	.default_regs	= tcm825x_default_regs,
+	.needs_reset	= tcm825x_needs_reset,
+	.ifparm		= tcm825x_ifparm,
+	.is_upside_down	= tcm825x_is_upside_down,
 };
 
 void __init n800_cam_init(void)
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#10 lore raw
In reply to Sakari Ailus
Quoted 4 lines · Sakari Ailus

Add invertation of image mirroring register bits to default configuration.

This is useful when the camera module is e.g. mounted upside down.

Pushing today.

Tony

Quoted 49 lines
---
 drivers/media/video/tcm825x.c |    6 ++++++
 drivers/media/video/tcm825x.h |    1 +
 2 files changed, 7 insertions(+), 0 deletions(-)
drivers/media/video/tcm825x.c +6 -0
index e57a646..216638e 100644
@@ -523,6 +523,9 @@ static int ioctl_g_ctrl(struct v4l2_int_device *s,
 	if (val < 0)
 		return val;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();
+
 	vc->value = val;
 	return 0;
 }
@@ -556,6 +559,9 @@ static int ioctl_s_ctrl(struct v4l2_int_device *s,
 	if (lvc == NULL)
 		return -EINVAL;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();
+
 	val = val << lvc->start_bit;
 	if (tcm825x_write_reg_mask(client, lvc->reg, val))
 		return -EIO;
drivers/media/video/tcm825x.h +1 -0
index 966765b..770ebac 100644
@@ -182,6 +182,7 @@ struct tcm825x_platform_data {
 	int (*needs_reset)(struct v4l2_int_device *s, void *buf,
 			   struct v4l2_pix_format *fmt);
 	int (*ifparm)(struct v4l2_ifparm *p);
+	int (*is_upside_down)(void);
 };
 
 /* Array of image sizes supported by TCM825X.  These must be ordered from
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#11 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

In reply to Sakari Ailus
Quoted 34 lines · Sakari Ailus

ext Felipe Balbi wrote:

Hello Felipe, and thanks for reviewing the patch! :)

Quoted 21 lines
Quoted 19 lines · Sakari Ailus
arch/arm/mach-omap2/board-n800-camera.c +9 -5
@@ -298,12 +340,21 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
 	return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+	if (machine_is_nokia_n810())
+		return 1;
+
+	return 0;
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-	.is_okay      = tcm825x_is_okay,
-	.power_set    = tcm825x_power_set,
-	.default_regs = tcm825x_default_regs,
-	.needs_reset  = tcm825x_needs_reset,
-	.ifparm	      = tcm825x_ifparm,
+	.is_okay	= tcm825x_is_okay,
Quoted 8 lines

arch/arm/mach-omap2/board-n800-camera.c static int tcm825x_ifparm(struct v4l2_ifparm *p) · line 357

Quoted 5 lines
arch/arm/mach-omap2/board-n800-camera.c +5 -0
+	.power_set	= tcm825x_power_set,
+	.default_regs	= tcm825x_default_regs,
+	.needs_reset	= tcm825x_needs_reset,
+	.ifparm		= tcm825x_ifparm,
+	.is_upside_down	= tcm825x_is_upside_down,

ok, now i got your point but this could be:
.is_upside_down = machine_is_nokia_n810() ? 1 : 0,

Quoted 6 lines

This doesn't work because machine_is_nokia_n810() is not constant.

Anyway, tcm825x_is_upside_down can be made more simple as it could just return machine_is_nokia_n810().

I'll send new patches.

Didn't quite get, machine_is_nokia_n810() will always be true when running in n810. Could you clarify a bit :-p

Signature · 5 lines
Best Regards,

Felipe Balbi
[email protected]
http://blog.felipebalbi.com
#12 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

Quoted 37 lines · Felipe Balbi
Quoted 36 lines · Sakari Ailus

ext Felipe Balbi wrote:

Hello Felipe, and thanks for reviewing the patch! :)

Quoted 21 lines
Quoted 19 lines · Sakari Ailus
arch/arm/mach-omap2/board-n800-camera.c +9 -5
@@ -298,12 +340,21 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
    return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+   if (machine_is_nokia_n810())
+           return 1;
+
+   return 0;
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-   .is_okay      = tcm825x_is_okay,
-   .power_set    = tcm825x_power_set,
-   .default_regs = tcm825x_default_regs,
-   .needs_reset  = tcm825x_needs_reset,
-   .ifparm       = tcm825x_ifparm,
+   .is_okay        = tcm825x_is_okay,
Quoted 8 lines

arch/arm/mach-omap2/board-n800-camera.c static int tcm825x_ifparm(struct v4l2_ifparm *p) · line 357

Quoted 5 lines
arch/arm/mach-omap2/board-n800-camera.c +5 -0
+   .power_set      = tcm825x_power_set,
+   .default_regs   = tcm825x_default_regs,
+   .needs_reset    = tcm825x_needs_reset,
+   .ifparm         = tcm825x_ifparm,
+   .is_upside_down = tcm825x_is_upside_down,

ok, now i got your point but this could be:
.is_upside_down = machine_is_nokia_n810() ? 1 : 0,

This doesn't work because machine_is_nokia_n810() is not constant.

Quoted 7 lines
Quoted 4 lines

Anyway, tcm825x_is_upside_down can be made more simple as it could just return machine_is_nokia_n810().

I'll send new patches.

Didn't quite get, machine_is_nokia_n810() will always be true when running in n810. Could you clarify a bit :-p

It'll *return* true, but C initialisers must be constants. It simply wouldn't compile.

Cheers

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#13 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

Quoted 41 lines · andrzej zaborowski
Quoted 40 lines · Felipe Balbi
Quoted 39 lines · Sakari Ailus

ext Felipe Balbi wrote:

Hello Felipe, and thanks for reviewing the patch! :)

Quoted 21 lines
Quoted 19 lines · Sakari Ailus
arch/arm/mach-omap2/board-n800-camera.c +9 -5
@@ -298,12 +340,21 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
    return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+   if (machine_is_nokia_n810())
+           return 1;
+
+   return 0;
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-   .is_okay      = tcm825x_is_okay,
-   .power_set    = tcm825x_power_set,
-   .default_regs = tcm825x_default_regs,
-   .needs_reset  = tcm825x_needs_reset,
-   .ifparm       = tcm825x_ifparm,
+   .is_okay        = tcm825x_is_okay,
Quoted 8 lines

arch/arm/mach-omap2/board-n800-camera.c static int tcm825x_ifparm(struct v4l2_ifparm *p) · line 357

Quoted 5 lines
arch/arm/mach-omap2/board-n800-camera.c +5 -0
+   .power_set      = tcm825x_power_set,
+   .default_regs   = tcm825x_default_regs,
+   .needs_reset    = tcm825x_needs_reset,
+   .ifparm         = tcm825x_ifparm,
+   .is_upside_down = tcm825x_is_upside_down,

ok, now i got your point but this could be:
.is_upside_down = machine_is_nokia_n810() ? 1 : 0,

This doesn't work because machine_is_nokia_n810() is not constant.

Anyway, tcm825x_is_upside_down can be made more simple as it could just return machine_is_nokia_n810().

Quoted 7 lines
Quoted 4 lines
Quoted 1 line

I'll send new patches.

Didn't quite get, machine_is_nokia_n810() will always be true when running in n810. Could you clarify a bit :-p

It'll *return* true, but C initialisers must be constants. It simply wouldn't compile.

and that's why i was using ?:

machine_is_nokia_n810 ? 1 : 0

the same as:

if (machine_is_nokia_n810)

	return 1;
else
	return 0;
Quoted 5 lines

Cheers

Signature · 2 lines
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environmental awareness.
Signature · 5 lines
Best Regards,

Felipe Balbi
[email protected]
http://blog.felipebalbi.com
#14 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

Quoted 47 lines · Felipe Balbi
Quoted 46 lines · andrzej zaborowski
Quoted 44 lines · Felipe Balbi
Quoted 34 lines · Sakari Ailus

ext Felipe Balbi wrote:

Hello Felipe, and thanks for reviewing the patch! :)

Quoted 21 lines
Quoted 19 lines · Sakari Ailus
arch/arm/mach-omap2/board-n800-camera.c +9 -5
@@ -298,12 +340,21 @@ static int tcm825x_ifparm(struct v4l2_ifparm *p)
    return 0;
 }
 
+static int tcm825x_is_upside_down(void)
+{
+   if (machine_is_nokia_n810())
+           return 1;
+
+   return 0;
+}
+
 const struct tcm825x_platform_data n800_tcm825x_platform_data = {
-   .is_okay      = tcm825x_is_okay,
-   .power_set    = tcm825x_power_set,
-   .default_regs = tcm825x_default_regs,
-   .needs_reset  = tcm825x_needs_reset,
-   .ifparm       = tcm825x_ifparm,
+   .is_okay        = tcm825x_is_okay,
Quoted 8 lines

arch/arm/mach-omap2/board-n800-camera.c static int tcm825x_ifparm(struct v4l2_ifparm *p) · line 357

Quoted 5 lines
arch/arm/mach-omap2/board-n800-camera.c +5 -0
+   .power_set      = tcm825x_power_set,
+   .default_regs   = tcm825x_default_regs,
+   .needs_reset    = tcm825x_needs_reset,
+   .ifparm         = tcm825x_ifparm,
+   .is_upside_down = tcm825x_is_upside_down,

ok, now i got your point but this could be:
.is_upside_down = machine_is_nokia_n810() ? 1 : 0,

Quoted 6 lines

This doesn't work because machine_is_nokia_n810() is not constant.

Anyway, tcm825x_is_upside_down can be made more simple as it could just return machine_is_nokia_n810().

I'll send new patches.

Didn't quite get, machine_is_nokia_n810() will always be true when running in n810. Could you clarify a bit :-p

Quoted 8 lines
Quoted 2 lines

It'll *return* true, but C initialisers must be constants. It simply wouldn't compile.

and that's why i was using ?:

machine_is_nokia_n810 ? 1 : 0

This doesn't change anything - since machine_is_... is not constant, the whole expression is not constant and is a syntax error. The compiler needs to know at compile time whether to store a 0 or a 1 in the initialiser.

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#15 lore raw

Re: [PATCH 2/3] N810: Don't export camera orientation

Quoted 4 lines · andrzej zaborowski

This doesn't change anything - since machine_is_... is not constant, the whole expression is not constant and is a syntax error. The compiler needs to know at compile time whether to store a 0 or a 1 in the initialiser.

ugh, that's true :-p
forget about it.

Signature · 5 lines
Best Regards,

Felipe Balbi
[email protected]
http://blog.felipebalbi.com
#16 lore raw
In reply to Sakari Ailus
Quoted 5 lines · Sakari Ailus

Add invertation of image mirroring register bits to default configuration.

This is useful when the camera module is e.g. mounted upside down.

Review

Quoted 7 lines
---
 drivers/media/video/tcm825x.c |    6 ++++++
 drivers/media/video/tcm825x.h |    1 +
 2 files changed, 7 insertions(+), 0 deletions(-)
(quoted diff) +0 -0

b/drivers/media/video/tcm825x.c

drivers/media/video/tcm825x.c static int ioctl_g_ctrl(struct v4l2_int_device *s, · line 527

Quoted 9 lines

index e57a646..216638e 100644

drivers/media/video/tcm825x.c +2 -0
@@ -523,6 +523,9 @@ static int ioctl_g_ctrl(struct v4l2_int_device *s,
 	if (val < 0)
 		return val;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();

you didnt put any implementation of this function, but i was wondering if bit field would be enough?

Review

Quoted 15 lines
drivers/media/video/tcm825x.c +4 -0
+
 	vc->value = val;
 	return 0;
 }
@@ -556,6 +559,9 @@ static int ioctl_s_ctrl(struct v4l2_int_device *s,
 	if (lvc == NULL)
 		return -EINVAL;
 
+	if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
+		val ^= sensor->platform_data->is_upside_down();
+
 	val = val << lvc->start_bit;
 	if (tcm825x_write_reg_mask(client, lvc->reg, val))
 		return -EIO;
(quoted diff) +0 -0

b/drivers/media/video/tcm825x.h

drivers/media/video/tcm825x.h struct tcm825x_platform_data { · line 188

Quoted 11 lines

index 966765b..770ebac 100644

drivers/media/video/tcm825x.h +1 -0
@@ -182,6 +182,7 @@ struct tcm825x_platform_data {
 	int (*needs_reset)(struct v4l2_int_device *s, void *buf,
 			   struct v4l2_pix_format *fmt);
 	int (*ifparm)(struct v4l2_ifparm *p);
+	int (*is_upside_down)(void);
 };
 
 /* Array of image sizes supported by TCM825X.  These must be ordered

from

Quoted 7 lines

--
1.5.0.6

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Signature · 5 lines
Best Regards,

Felipe Balbi
http://felipebalbi.com
[email protected]