* [PATCH] Staging: olpc_dcon: fixed some coding style issues
@ 2011-02-13 17:14 Timo von Holtz
2011-02-13 17:45 ` Andres Salomon
0 siblings, 1 reply; 6+ messages in thread
From: Timo von Holtz @ 2011-02-13 17:14 UTC (permalink / raw
To: gregkh
Cc: dilinger, akpm, devel, linux-kernel, cjb, jon.nettleton,
Timo von Holtz
Fixed all coding style issues in the files
drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
Signed-off-by: Timo von Holtz <tvh@informatik.uni-kiel.de>
---
drivers/staging/olpc_dcon/olpc_dcon_xo_1.c | 2 +-
drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c | 51 +++++++++++++-------------
2 files changed, 26 insertions(+), 27 deletions(-)
diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
index 043198d..fab7643 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
@@ -152,7 +152,7 @@ static void dcon_wiggle_xo_1(void)
* According to the cs5536 spec, to set GPIO14 to SMB_CLK we must
* simultaneously set AUX1 IN/OUT to GPIO14; ditto for SMB_DATA and
* GPIO15.
- */
+ */
cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL);
cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_VAL);
cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_ENABLE);
diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
index 4f56098..368b838 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
@@ -9,10 +9,10 @@
#include <linux/acpi.h>
/* Hardware setup on the XO 1.5:
- * DCONLOAD connects to
+ * DCONLOAD connects to
* VX855_GPO12 (not nCR_PWOFF) (rev A)
* VX855_GPIO1 (not SMBCK2) (rev B)
- * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in driver
+ * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in driver
* DCONSTAT0 connects to VX855_GPI10 (not SSPISDI)
* DCONSTAT1 connects to VX855_GPI11 (not nSSPISS)
* DCONIRQ connects to VX855_GPIO12 (on B3. on B2, it goes to
@@ -21,11 +21,11 @@
* DCONSMBCLK connects to VX855 graphics CRTSPCLK
*/
-#define TEST_B2 0 // define to test B3 paths on a modded B2 board
+#define TEST_B2 0 /* define to test B3 paths on a modded B2 board */
-#define VX855_GENL_PURPOSE_OUTPUT 0x44c // PMIO_Rx4c-4f
-#define VX855_GPI_STATUS_CHG 0x450 // PMIO_Rx50
-#define VX855_GPI_SCI_SMI 0x452 // PMIO_Rx52
+#define VX855_GENL_PURPOSE_OUTPUT 0x44c /* PMIO_Rx4c-4f */
+#define VX855_GPI_STATUS_CHG 0x450 /* PMIO_Rx50 */
+#define VX855_GPI_SCI_SMI 0x452 /* PMIO_Rx52 */
#define BIT_GPIO12 0x40
#define PREFIX "OLPC DCON:"
@@ -44,7 +44,7 @@ static struct dcon_platform_data dcon_pdata_xo_1_5;
static void dcon_clear_irq(void)
{
if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // irq status will appear in PMIO_Rx50[6] (RW1C) on gpio12
+ /* irq status will appear in PMIO_Rx50[6] (RW1C) on gpio12 */
outb(BIT_GPIO12, VX855_GPI_STATUS_CHG);
}
}
@@ -54,7 +54,7 @@ static int dcon_was_irq(void)
u_int8_t tmp;
if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // irq status will appear in PMIO_Rx50[6] on gpio12
+ /* irq status will appear in PMIO_Rx50[6] on gpio12 */
tmp = inb(VX855_GPI_STATUS_CHG);
return !!(tmp & BIT_GPIO12);
}
@@ -67,8 +67,8 @@ static int dcon_init_xo_1_5(void)
unsigned int irq;
u_int8_t tmp;
struct pci_dev *pdev;
-
-
+
+
pdev = pci_get_device(PCI_VENDOR_ID_VIA,
PCI_DEVICE_ID_VIA_VX855, NULL);
if (!pdev) {
@@ -94,8 +94,8 @@ static int dcon_init_xo_1_5(void)
pci_write_config_byte(pdev, 0xe4, tmp|0x08);
if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // clear PMU_RxE1[6] to select SCI on GPIO12
- // clear PMU_RxE0[6] to choose falling edge
+ /* clear PMU_RxE1[6] to select SCI on GPIO12 */
+ /* clear PMU_RxE0[6] to choose falling edge */
pci_read_config_byte(pdev, 0xe1, &tmp);
pci_write_config_byte(pdev, 0xe1, tmp & ~BIT_GPIO12);
pci_read_config_byte(pdev, 0xe0, &tmp);
@@ -103,18 +103,18 @@ static int dcon_init_xo_1_5(void)
dcon_clear_irq();
- // set PMIO_Rx52[6] to enable SCI/SMI on gpio12
+ /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
}
/* Determine the current state of DCONLOAD, likely set by firmware */
if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1))) {
- // GPIO1
+ /* GPIO1 */
dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x1000) ?
DCON_SOURCE_CPU : DCON_SOURCE_DCON;
} else {
- // GPO12
+ /* GPO12 */
dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x04000000) ?
DCON_SOURCE_CPU : DCON_SOURCE_DCON;
}
@@ -124,7 +124,8 @@ static int dcon_init_xo_1_5(void)
/* we're sharing the IRQ with ACPI */
irq = acpi_gbl_FADT.sci_interrupt;
- if (request_irq(irq, &dcon_interrupt, IRQF_SHARED, "DCON", &dcon_driver)) {
+ if (request_irq(irq, &dcon_interrupt, IRQF_SHARED,
+ "DCON", &dcon_driver)) {
printk(KERN_ERR PREFIX "DCON (IRQ%d) allocation failed\n", irq);
return 1;
}
@@ -169,7 +170,7 @@ static void dcon_wiggle_xo_1_5(void)
* state machine to reset to a (sane) initial state. Mitch Bradley
* did some testing and discovered that holding for 16 SMB_CLK cycles
* worked a lot more reliably, so that's what we do here.
- */
+ */
set_i2c_line(1, 1);
for (x = 0; x < 16; x++) {
@@ -180,31 +181,29 @@ static void dcon_wiggle_xo_1_5(void)
}
udelay(5);
- if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // set PMIO_Rx52[6] to enable SCI/SMI on gpio12
+ if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3)))
+ /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
- }
}
static void dcon_set_dconload_xo_1_5(int val)
{
- if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1))) {
+ if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1)))
gpio_set_value(VX855_GPIO(1), val);
- } else {
+ else
gpio_set_value(VX855_GPO(12), val);
- }
}
static u8 dcon_read_status_xo_1_5(void)
{
u8 status;
-
+
if (!dcon_was_irq())
return -1;
- // i believe this is the same as "inb(0x44b) & 3"
+ /* i believe this is the same as "inb(0x44b) & 3" */
status = gpio_get_value(VX855_GPI(10));
- status |= gpio_get_value(VX855_GPI(11)) << 1;
+ status |= gpio_get_value(VX855_GPI(11)) << 1;
dcon_clear_irq();
--
1.7.4.1
^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH] Staging: olpc_dcon: fixed some coding style issues
2011-02-13 17:14 [PATCH] Staging: olpc_dcon: fixed some coding style issues Timo von Holtz
@ 2011-02-13 17:45 ` Andres Salomon
0 siblings, 0 replies; 6+ messages in thread
From: Andres Salomon @ 2011-02-13 17:45 UTC (permalink / raw
To: Timo von Holtz; +Cc: gregkh, akpm, devel, linux-kernel, cjb, jon.nettleton
Sorry, Nack. This conflicts with patches that have been sent to Greg
already. Please send against those, once they've been merged.
http://article.gmane.org/gmane.linux.drivers.driver-project.devel/12152/
On Sun, 13 Feb 2011 18:14:58 +0100
Timo von Holtz <tvh@informatik.uni-kiel.de> wrote:
> Fixed all coding style issues in the files
> drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
>
> Signed-off-by: Timo von Holtz <tvh@informatik.uni-kiel.de>
> ---
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH] Staging: olpc_dcon: fixed some coding style issues
@ 2011-02-21 13:52 Timo von Holtz
2011-02-21 18:20 ` Andres Salomon
0 siblings, 1 reply; 6+ messages in thread
From: Timo von Holtz @ 2011-02-21 13:52 UTC (permalink / raw
To: gregkh; +Cc: dilinger, akpm, devel, linux-kernel, Timo von Holtz
Fixed all coding style issues in the files
drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
Signed-off-by: Timo von Holtz <tvh@informatik.uni-kiel.de>
---
drivers/staging/olpc_dcon/olpc_dcon_xo_1.c | 2 +-
drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c | 51 +++++++++++++-------------
2 files changed, 26 insertions(+), 27 deletions(-)
diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
index 043198d..fab7643 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
@@ -152,7 +152,7 @@ static void dcon_wiggle_xo_1(void)
* According to the cs5536 spec, to set GPIO14 to SMB_CLK we must
* simultaneously set AUX1 IN/OUT to GPIO14; ditto for SMB_DATA and
* GPIO15.
- */
+ */
cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL);
cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_VAL);
cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_ENABLE);
diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
index 4f56098..368b838 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
@@ -9,10 +9,10 @@
#include <linux/acpi.h>
/* Hardware setup on the XO 1.5:
- * DCONLOAD connects to
+ * DCONLOAD connects to
* VX855_GPO12 (not nCR_PWOFF) (rev A)
* VX855_GPIO1 (not SMBCK2) (rev B)
- * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in driver
+ * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in driver
* DCONSTAT0 connects to VX855_GPI10 (not SSPISDI)
* DCONSTAT1 connects to VX855_GPI11 (not nSSPISS)
* DCONIRQ connects to VX855_GPIO12 (on B3. on B2, it goes to
@@ -21,11 +21,11 @@
* DCONSMBCLK connects to VX855 graphics CRTSPCLK
*/
-#define TEST_B2 0 // define to test B3 paths on a modded B2 board
+#define TEST_B2 0 /* define to test B3 paths on a modded B2 board */
-#define VX855_GENL_PURPOSE_OUTPUT 0x44c // PMIO_Rx4c-4f
-#define VX855_GPI_STATUS_CHG 0x450 // PMIO_Rx50
-#define VX855_GPI_SCI_SMI 0x452 // PMIO_Rx52
+#define VX855_GENL_PURPOSE_OUTPUT 0x44c /* PMIO_Rx4c-4f */
+#define VX855_GPI_STATUS_CHG 0x450 /* PMIO_Rx50 */
+#define VX855_GPI_SCI_SMI 0x452 /* PMIO_Rx52 */
#define BIT_GPIO12 0x40
#define PREFIX "OLPC DCON:"
@@ -44,7 +44,7 @@ static struct dcon_platform_data dcon_pdata_xo_1_5;
static void dcon_clear_irq(void)
{
if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // irq status will appear in PMIO_Rx50[6] (RW1C) on gpio12
+ /* irq status will appear in PMIO_Rx50[6] (RW1C) on gpio12 */
outb(BIT_GPIO12, VX855_GPI_STATUS_CHG);
}
}
@@ -54,7 +54,7 @@ static int dcon_was_irq(void)
u_int8_t tmp;
if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // irq status will appear in PMIO_Rx50[6] on gpio12
+ /* irq status will appear in PMIO_Rx50[6] on gpio12 */
tmp = inb(VX855_GPI_STATUS_CHG);
return !!(tmp & BIT_GPIO12);
}
@@ -67,8 +67,8 @@ static int dcon_init_xo_1_5(void)
unsigned int irq;
u_int8_t tmp;
struct pci_dev *pdev;
-
-
+
+
pdev = pci_get_device(PCI_VENDOR_ID_VIA,
PCI_DEVICE_ID_VIA_VX855, NULL);
if (!pdev) {
@@ -94,8 +94,8 @@ static int dcon_init_xo_1_5(void)
pci_write_config_byte(pdev, 0xe4, tmp|0x08);
if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // clear PMU_RxE1[6] to select SCI on GPIO12
- // clear PMU_RxE0[6] to choose falling edge
+ /* clear PMU_RxE1[6] to select SCI on GPIO12 */
+ /* clear PMU_RxE0[6] to choose falling edge */
pci_read_config_byte(pdev, 0xe1, &tmp);
pci_write_config_byte(pdev, 0xe1, tmp & ~BIT_GPIO12);
pci_read_config_byte(pdev, 0xe0, &tmp);
@@ -103,18 +103,18 @@ static int dcon_init_xo_1_5(void)
dcon_clear_irq();
- // set PMIO_Rx52[6] to enable SCI/SMI on gpio12
+ /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
}
/* Determine the current state of DCONLOAD, likely set by firmware */
if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1))) {
- // GPIO1
+ /* GPIO1 */
dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x1000) ?
DCON_SOURCE_CPU : DCON_SOURCE_DCON;
} else {
- // GPO12
+ /* GPO12 */
dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x04000000) ?
DCON_SOURCE_CPU : DCON_SOURCE_DCON;
}
@@ -124,7 +124,8 @@ static int dcon_init_xo_1_5(void)
/* we're sharing the IRQ with ACPI */
irq = acpi_gbl_FADT.sci_interrupt;
- if (request_irq(irq, &dcon_interrupt, IRQF_SHARED, "DCON", &dcon_driver)) {
+ if (request_irq(irq, &dcon_interrupt, IRQF_SHARED,
+ "DCON", &dcon_driver)) {
printk(KERN_ERR PREFIX "DCON (IRQ%d) allocation failed\n", irq);
return 1;
}
@@ -169,7 +170,7 @@ static void dcon_wiggle_xo_1_5(void)
* state machine to reset to a (sane) initial state. Mitch Bradley
* did some testing and discovered that holding for 16 SMB_CLK cycles
* worked a lot more reliably, so that's what we do here.
- */
+ */
set_i2c_line(1, 1);
for (x = 0; x < 16; x++) {
@@ -180,31 +181,29 @@ static void dcon_wiggle_xo_1_5(void)
}
udelay(5);
- if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
- // set PMIO_Rx52[6] to enable SCI/SMI on gpio12
+ if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3)))
+ /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
- }
}
static void dcon_set_dconload_xo_1_5(int val)
{
- if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1))) {
+ if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1)))
gpio_set_value(VX855_GPIO(1), val);
- } else {
+ else
gpio_set_value(VX855_GPO(12), val);
- }
}
static u8 dcon_read_status_xo_1_5(void)
{
u8 status;
-
+
if (!dcon_was_irq())
return -1;
- // i believe this is the same as "inb(0x44b) & 3"
+ /* i believe this is the same as "inb(0x44b) & 3" */
status = gpio_get_value(VX855_GPI(10));
- status |= gpio_get_value(VX855_GPI(11)) << 1;
+ status |= gpio_get_value(VX855_GPI(11)) << 1;
dcon_clear_irq();
--
1.7.4.1
^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH] Staging: olpc_dcon: fixed some coding style issues
2011-02-21 13:52 Timo von Holtz
@ 2011-02-21 18:20 ` Andres Salomon
0 siblings, 0 replies; 6+ messages in thread
From: Andres Salomon @ 2011-02-21 18:20 UTC (permalink / raw
To: Timo von Holtz; +Cc: gregkh, akpm, devel, linux-kernel
Hi,
This is still out of date. This should be based on gregkh's staging
tree, or today's next tree. A lot of the stuff that your patch fixes
up has already been removed.
On Mon, 21 Feb 2011 14:52:48 +0100
Timo von Holtz <tvh@informatik.uni-kiel.de> wrote:
> Fixed all coding style issues in the files
> drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
>
> Signed-off-by: Timo von Holtz <tvh@informatik.uni-kiel.de>
> ---
> drivers/staging/olpc_dcon/olpc_dcon_xo_1.c | 2 +-
> drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c | 51
> +++++++++++++------------- 2 files changed, 26 insertions(+), 27
> deletions(-)
>
> diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c index 043198d..fab7643
> 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> @@ -152,7 +152,7 @@ static void dcon_wiggle_xo_1(void)
> * According to the cs5536 spec, to set GPIO14 to SMB_CLK we
> must
> * simultaneously set AUX1 IN/OUT to GPIO14; ditto for
> SMB_DATA and
> * GPIO15.
> - */
> + */
> cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL);
> cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_VAL);
> cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_ENABLE);
> diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
> b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c index 4f56098..368b838
> 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
> +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
> @@ -9,10 +9,10 @@
> #include <linux/acpi.h>
>
> /* Hardware setup on the XO 1.5:
> - * DCONLOAD connects to
> + * DCONLOAD connects to
> * VX855_GPO12 (not nCR_PWOFF) (rev A)
> * VX855_GPIO1 (not SMBCK2) (rev B)
> - * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused
> in driver
> + * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in
> driver
> * DCONSTAT0 connects to VX855_GPI10 (not SSPISDI)
> * DCONSTAT1 connects to VX855_GPI11 (not nSSPISS)
> * DCONIRQ connects to VX855_GPIO12 (on B3. on B2, it goes to
> @@ -21,11 +21,11 @@
> * DCONSMBCLK connects to VX855 graphics CRTSPCLK
> */
>
> -#define TEST_B2 0 // define to test B3 paths on a modded B2 board
> +#define TEST_B2 0 /* define to test B3 paths on a modded B2 board
> */
> -#define VX855_GENL_PURPOSE_OUTPUT 0x44c // PMIO_Rx4c-4f
> -#define VX855_GPI_STATUS_CHG 0x450 // PMIO_Rx50
> -#define VX855_GPI_SCI_SMI 0x452 // PMIO_Rx52
> +#define VX855_GENL_PURPOSE_OUTPUT 0x44c /* PMIO_Rx4c-4f */
> +#define VX855_GPI_STATUS_CHG 0x450 /* PMIO_Rx50 */
> +#define VX855_GPI_SCI_SMI 0x452 /* PMIO_Rx52 */
> #define BIT_GPIO12 0x40
>
> #define PREFIX "OLPC DCON:"
> @@ -44,7 +44,7 @@ static struct dcon_platform_data dcon_pdata_xo_1_5;
> static void dcon_clear_irq(void)
> {
> if (TEST_B2 ||
> olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
> - // irq status will appear in PMIO_Rx50[6] (RW1C) on
> gpio12
> + /* irq status will appear in PMIO_Rx50[6] (RW1C) on
> gpio12 */ outb(BIT_GPIO12, VX855_GPI_STATUS_CHG);
> }
> }
> @@ -54,7 +54,7 @@ static int dcon_was_irq(void)
> u_int8_t tmp;
>
> if (TEST_B2 ||
> olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
> - // irq status will appear in PMIO_Rx50[6] on gpio12
> + /* irq status will appear in PMIO_Rx50[6] on gpio12
> */ tmp = inb(VX855_GPI_STATUS_CHG);
> return !!(tmp & BIT_GPIO12);
> }
> @@ -67,8 +67,8 @@ static int dcon_init_xo_1_5(void)
> unsigned int irq;
> u_int8_t tmp;
> struct pci_dev *pdev;
> -
> -
> +
> +
> pdev = pci_get_device(PCI_VENDOR_ID_VIA,
> PCI_DEVICE_ID_VIA_VX855, NULL);
> if (!pdev) {
> @@ -94,8 +94,8 @@ static int dcon_init_xo_1_5(void)
> pci_write_config_byte(pdev, 0xe4, tmp|0x08);
>
> if (TEST_B2 ||
> olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
> - // clear PMU_RxE1[6] to select SCI on GPIO12
> - // clear PMU_RxE0[6] to choose falling edge
> + /* clear PMU_RxE1[6] to select SCI on GPIO12 */
> + /* clear PMU_RxE0[6] to choose falling edge */
> pci_read_config_byte(pdev, 0xe1, &tmp);
> pci_write_config_byte(pdev, 0xe1, tmp & ~BIT_GPIO12);
> pci_read_config_byte(pdev, 0xe0, &tmp);
> @@ -103,18 +103,18 @@ static int dcon_init_xo_1_5(void)
>
> dcon_clear_irq();
>
> - // set PMIO_Rx52[6] to enable SCI/SMI on gpio12
> + /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
> outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12,
> VX855_GPI_SCI_SMI);
> }
>
> /* Determine the current state of DCONLOAD, likely set by
> firmware */ if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1))) {
> - // GPIO1
> + /* GPIO1 */
> dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) &
> 0x1000) ? DCON_SOURCE_CPU : DCON_SOURCE_DCON;
> } else {
> - // GPO12
> + /* GPO12 */
> dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) &
> 0x04000000) ? DCON_SOURCE_CPU : DCON_SOURCE_DCON;
> }
> @@ -124,7 +124,8 @@ static int dcon_init_xo_1_5(void)
>
> /* we're sharing the IRQ with ACPI */
> irq = acpi_gbl_FADT.sci_interrupt;
> - if (request_irq(irq, &dcon_interrupt, IRQF_SHARED, "DCON",
> &dcon_driver)) {
> + if (request_irq(irq, &dcon_interrupt, IRQF_SHARED,
> + "DCON", &dcon_driver)) {
> printk(KERN_ERR PREFIX "DCON (IRQ%d) allocation
> failed\n", irq); return 1;
> }
> @@ -169,7 +170,7 @@ static void dcon_wiggle_xo_1_5(void)
> * state machine to reset to a (sane) initial state. Mitch
> Bradley
> * did some testing and discovered that holding for 16
> SMB_CLK cycles
> * worked a lot more reliably, so that's what we do here.
> - */
> + */
> set_i2c_line(1, 1);
>
> for (x = 0; x < 16; x++) {
> @@ -180,31 +181,29 @@ static void dcon_wiggle_xo_1_5(void)
> }
> udelay(5);
>
> - if (TEST_B2 ||
> olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
> - // set PMIO_Rx52[6] to enable SCI/SMI on gpio12
> + if (TEST_B2 ||
> olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3)))
> + /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
> outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12,
> VX855_GPI_SCI_SMI);
> - }
> }
>
> static void dcon_set_dconload_xo_1_5(int val)
> {
> - if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1))) {
> + if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1)))
> gpio_set_value(VX855_GPIO(1), val);
> - } else {
> + else
> gpio_set_value(VX855_GPO(12), val);
> - }
> }
>
> static u8 dcon_read_status_xo_1_5(void)
> {
> u8 status;
> -
> +
> if (!dcon_was_irq())
> return -1;
>
> - // i believe this is the same as "inb(0x44b) & 3"
> + /* i believe this is the same as "inb(0x44b) & 3" */
> status = gpio_get_value(VX855_GPI(10));
> - status |= gpio_get_value(VX855_GPI(11)) << 1;
> + status |= gpio_get_value(VX855_GPI(11)) << 1;
>
> dcon_clear_irq();
>
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH] Staging: olpc_dcon: fixed some coding style issues
@ 2011-02-21 19:13 Timo von Holtz
2011-02-21 19:32 ` Andres Salomon
0 siblings, 1 reply; 6+ messages in thread
From: Timo von Holtz @ 2011-02-21 19:13 UTC (permalink / raw
To: gregkh; +Cc: dilinger, akpm, devel, linux-kernel, Timo von Holtz
Fixed all coding style issues in the files
drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
Signed-off-by: Timo von Holtz <tvh@informatik.uni-kiel.de>
---
drivers/staging/olpc_dcon/olpc_dcon_xo_1.c | 2 +-
drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c | 84 ++++++++++++++++----------
2 files changed, 53 insertions(+), 33 deletions(-)
diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
index b154be7..ccde215 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
@@ -152,7 +152,7 @@ static void dcon_wiggle_xo_1(void)
* According to the cs5536 spec, to set GPIO14 to SMB_CLK we must
* simultaneously set AUX1 IN/OUT to GPIO14; ditto for SMB_DATA and
* GPIO15.
- */
+ */
cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL);
cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_VAL);
cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_ENABLE);
diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
index e213b63..6381119 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
@@ -23,9 +23,10 @@
#include "olpc_dcon.h"
/* Hardware setup on the XO 1.5:
- * DCONLOAD connects to
- * VX855_GPIO1 (not SMBCK2)
- * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in driver
+ * DCONLOAD connects to
+ * VX855_GPO12 (not nCR_PWOFF) (rev A)
+ * VX855_GPIO1 (not SMBCK2) (rev B)
+ * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in driver
* DCONSTAT0 connects to VX855_GPI10 (not SSPISDI)
* DCONSTAT1 connects to VX855_GPI11 (not nSSPISS)
* DCONIRQ connects to VX855_GPIO12
@@ -33,26 +34,32 @@
* DCONSMBCLK connects to VX855 graphics CRTSPCLK
*/
-#define VX855_GENL_PURPOSE_OUTPUT 0x44c // PMIO_Rx4c-4f
-#define VX855_GPI_STATUS_CHG 0x450 // PMIO_Rx50
-#define VX855_GPI_SCI_SMI 0x452 // PMIO_Rx52
+#define TEST_B2 0 /* define to test B3 paths on a modded B2 board */
+
+#define VX855_GENL_PURPOSE_OUTPUT 0x44c /* PMIO_Rx4c-4f */
+#define VX855_GPI_STATUS_CHG 0x450 /* PMIO_Rx50 */
+#define VX855_GPI_SCI_SMI 0x452 /* PMIO_Rx52 */
#define BIT_GPIO12 0x40
#define PREFIX "OLPC DCON:"
static void dcon_clear_irq(void)
{
- /* irq status will appear in PMIO_Rx50[6] (RW1C) on gpio12 */
- outb(BIT_GPIO12, VX855_GPI_STATUS_CHG);
+ if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
+ /* irq status will appear in PMIO_Rx50[6] (RW1C) on gpio12 */
+ outb(BIT_GPIO12, VX855_GPI_STATUS_CHG);
+ }
}
static int dcon_was_irq(void)
{
u_int8_t tmp;
- /* irq status will appear in PMIO_Rx50[6] on gpio12 */
- tmp = inb(VX855_GPI_STATUS_CHG);
- return !!(tmp & BIT_GPIO12);
+ if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
+ /* irq status will appear in PMIO_Rx50[6] on gpio12 */
+ tmp = inb(VX855_GPI_STATUS_CHG);
+ return !!(tmp & BIT_GPIO12);
+ }
return 0;
}
@@ -62,8 +69,8 @@ static int dcon_init_xo_1_5(struct dcon_priv *dcon)
unsigned int irq;
u_int8_t tmp;
struct pci_dev *pdev;
-
-
+
+
pdev = pci_get_device(PCI_VENDOR_ID_VIA,
PCI_DEVICE_ID_VIA_VX855, NULL);
if (!pdev) {
@@ -82,21 +89,29 @@ static int dcon_init_xo_1_5(struct dcon_priv *dcon)
pci_read_config_byte(pdev, 0xe4, &tmp);
pci_write_config_byte(pdev, 0xe4, tmp|0x08);
- /* clear PMU_RxE1[6] to select SCI on GPIO12 */
- /* clear PMU_RxE0[6] to choose falling edge */
- pci_read_config_byte(pdev, 0xe1, &tmp);
- pci_write_config_byte(pdev, 0xe1, tmp & ~BIT_GPIO12);
- pci_read_config_byte(pdev, 0xe0, &tmp);
- pci_write_config_byte(pdev, 0xe0, tmp & ~BIT_GPIO12);
+ if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3))) {
+ /* clear PMU_RxE1[6] to select SCI on GPIO12 */
+ /* clear PMU_RxE0[6] to choose falling edge */
+ pci_read_config_byte(pdev, 0xe1, &tmp);
+ pci_write_config_byte(pdev, 0xe1, tmp & ~BIT_GPIO12);
+ pci_read_config_byte(pdev, 0xe0, &tmp);
+ pci_write_config_byte(pdev, 0xe0, tmp & ~BIT_GPIO12);
- dcon_clear_irq();
+ dcon_clear_irq();
- /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
- outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
+ /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
+ outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
+
+ }
/* Determine the current state of DCONLOAD, likely set by firmware */
- /* GPIO1 */
- dcon->curr_src = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x1000) ?
+ if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1))) {
+ /* GPIO1 */
+ dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x1000) ?
+ DCON_SOURCE_CPU : DCON_SOURCE_DCON;
+ } else {
+ /* GPO12 */
+ dcon_source = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x04000000) ?
DCON_SOURCE_CPU : DCON_SOURCE_DCON;
dcon->pending_src = dcon->curr_src;
@@ -104,7 +119,8 @@ static int dcon_init_xo_1_5(struct dcon_priv *dcon)
/* we're sharing the IRQ with ACPI */
irq = acpi_gbl_FADT.sci_interrupt;
- if (request_irq(irq, &dcon_interrupt, IRQF_SHARED, "DCON", dcon)) {
+ if (request_irq(irq, &dcon_interrupt, IRQF_SHARED,
+ "DCON", &dcon_driver)) {
printk(KERN_ERR PREFIX "DCON (IRQ%d) allocation failed\n", irq);
return 1;
}
@@ -148,7 +164,7 @@ static void dcon_wiggle_xo_1_5(void)
* state machine to reset to a (sane) initial state. Mitch Bradley
* did some testing and discovered that holding for 16 SMB_CLK cycles
* worked a lot more reliably, so that's what we do here.
- */
+ */
set_i2c_line(1, 1);
for (x = 0; x < 16; x++) {
@@ -159,25 +175,29 @@ static void dcon_wiggle_xo_1_5(void)
}
udelay(5);
- /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
- outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
+ if (TEST_B2 || olpc_board_at_least(olpc_board(BOARD_XO_1_5_B3)))
+ /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */
+ outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI);
}
static void dcon_set_dconload_xo_1_5(int val)
{
- gpio_set_value(VX855_GPIO(1), val);
+ if (olpc_board_at_least(olpc_board(BOARD_XO_1_5_B1)))
+ gpio_set_value(VX855_GPIO(1), val);
+ else
+ gpio_set_value(VX855_GPO(12), val);
}
static u8 dcon_read_status_xo_1_5(void)
{
u8 status;
-
+
if (!dcon_was_irq())
return -1;
- // i believe this is the same as "inb(0x44b) & 3"
+ /* i believe this is the same as "inb(0x44b) & 3" */
status = gpio_get_value(VX855_GPI(10));
- status |= gpio_get_value(VX855_GPI(11)) << 1;
+ status |= gpio_get_value(VX855_GPI(11)) << 1;
dcon_clear_irq();
--
1.7.4.1
^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH] Staging: olpc_dcon: fixed some coding style issues
2011-02-21 19:13 Timo von Holtz
@ 2011-02-21 19:32 ` Andres Salomon
0 siblings, 0 replies; 6+ messages in thread
From: Andres Salomon @ 2011-02-21 19:32 UTC (permalink / raw
To: Timo von Holtz; +Cc: gregkh, akpm, devel, linux-kernel
On Mon, 21 Feb 2011 20:13:11 +0100
Timo von Holtz <tvh@informatik.uni-kiel.de> wrote:
> Fixed all coding style issues in the files
> drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
>
> Signed-off-by: Timo von Holtz <tvh@informatik.uni-kiel.de>
> ---
> drivers/staging/olpc_dcon/olpc_dcon_xo_1.c | 2 +-
> drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c | 84
> ++++++++++++++++---------- 2 files changed, 53 insertions(+), 33
> deletions(-)
>
> diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c index b154be7..ccde215
> 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c
> @@ -152,7 +152,7 @@ static void dcon_wiggle_xo_1(void)
> * According to the cs5536 spec, to set GPIO14 to SMB_CLK we
> must
> * simultaneously set AUX1 IN/OUT to GPIO14; ditto for
> SMB_DATA and
> * GPIO15.
> - */
> + */
> cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL);
> cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_VAL);
> cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_ENABLE);
> diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
> b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c index e213b63..6381119
> 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
> +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c
> @@ -23,9 +23,10 @@
> #include "olpc_dcon.h"
>
> /* Hardware setup on the XO 1.5:
> - * DCONLOAD connects to
> - * VX855_GPIO1 (not SMBCK2)
> - * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused
> in driver
> + * DCONLOAD connects to
> + * VX855_GPO12 (not nCR_PWOFF) (rev A)
> + * VX855_GPIO1 (not SMBCK2) (rev B)
> + * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in
> driver
> * DCONSTAT0 connects to VX855_GPI10 (not SSPISDI)
> * DCONSTAT1 connects to VX855_GPI11 (not nSSPISS)
> * DCONIRQ connects to VX855_GPIO12
> @@ -33,26 +34,32 @@
> * DCONSMBCLK connects to VX855 graphics CRTSPCLK
> */
>
> -#define VX855_GENL_PURPOSE_OUTPUT 0x44c // PMIO_Rx4c-4f
> -#define VX855_GPI_STATUS_CHG 0x450 // PMIO_Rx50
> -#define VX855_GPI_SCI_SMI 0x452 // PMIO_Rx52
> +#define TEST_B2 0 /* define to test B3 paths on a modded B2 board
> */ +
Nack. Why are you re-adding TEST_B2 (as well as other stuff that was
removed)?
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2011-02-21 19:32 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
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2011-02-13 17:14 [PATCH] Staging: olpc_dcon: fixed some coding style issues Timo von Holtz
2011-02-13 17:45 ` Andres Salomon
-- strict thread matches above, loose matches on Subject: below --
2011-02-21 13:52 Timo von Holtz
2011-02-21 18:20 ` Andres Salomon
2011-02-21 19:13 Timo von Holtz
2011-02-21 19:32 ` Andres Salomon
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