Message ID | 1479725000-22513-1-git-send-email-alexander.stein@systec-electronic.com |
---|---|
State | Accepted |
Headers | show |
On 21.11.2016 12:43, Alexander Stein wrote: > Use a common place for default functionality bits for both platform > and pci driver. > > Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> > --- > This patch requires commit c3ae106050b9 ("i2c: designware: Implement support > for SMBus block read and write") which is included in current i2c/for-next > branch. > BTW: Do merrifield and medfield actually not support 10bit addressing? > Andy, do you know? > drivers/i2c/busses/i2c-designware-core.h | 8 ++++++++ > drivers/i2c/busses/i2c-designware-pcidrv.c | 9 +-------- > drivers/i2c/busses/i2c-designware-platdrv.c | 9 +-------- > 3 files changed, 10 insertions(+), 16 deletions(-) > Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com> -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Wed, 2016-11-23 at 16:16 +0200, Jarkko Nikula wrote: > On 21.11.2016 12:43, Alexander Stein wrote: > > Use a common place for default functionality bits for both platform > > and pci driver. > > > > Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.co > > m> > > --- > > This patch requires commit c3ae106050b9 ("i2c: designware: Implement > > support > > for SMBus block read and write") which is included in current > > i2c/for-next > > branch. > > BTW: Do merrifield and medfield actually not support 10bit > > addressing? > > > > Andy, do you know? Merrifield TRM: "Both 7-bit and 10-bit addressing modes are supported." Same in Medfield TRM. So, feel free to use this reference to apply a corresponding change. I will Ack it.
On Mon, Nov 21, 2016 at 11:43:20AM +0100, Alexander Stein wrote: > Use a common place for default functionality bits for both platform > and pci driver. > > Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> Applied to for-next, thanks! For the other change discussed, an incremental patch needs to be send now.
diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h index 0d44d2a..26250b4 100644 --- a/drivers/i2c/busses/i2c-designware-core.h +++ b/drivers/i2c/busses/i2c-designware-core.h @@ -22,6 +22,14 @@ * */ +#include <linux/i2c.h> + +#define DW_IC_DEFAULT_FUNCTIONALITY (I2C_FUNC_I2C | \ + I2C_FUNC_SMBUS_BYTE | \ + I2C_FUNC_SMBUS_BYTE_DATA | \ + I2C_FUNC_SMBUS_WORD_DATA | \ + I2C_FUNC_SMBUS_BLOCK_DATA | \ + I2C_FUNC_SMBUS_I2C_BLOCK) #define DW_IC_CON_MASTER 0x1 #define DW_IC_CON_SPEED_STD 0x2 diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c index 8ffe2da..300802e7 100644 --- a/drivers/i2c/busses/i2c-designware-pcidrv.c +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c @@ -71,13 +71,6 @@ struct dw_pci_controller { DW_IC_CON_SLAVE_DISABLE | \ DW_IC_CON_RESTART_EN) -#define DW_DEFAULT_FUNCTIONALITY (I2C_FUNC_I2C | \ - I2C_FUNC_SMBUS_BYTE | \ - I2C_FUNC_SMBUS_BYTE_DATA | \ - I2C_FUNC_SMBUS_WORD_DATA | \ - I2C_FUNC_SMBUS_BLOCK_DATA | \ - I2C_FUNC_SMBUS_I2C_BLOCK) - /* Merrifield HCNT/LCNT/SDA hold time */ static struct dw_scl_sda_cfg mrfld_config = { .ss_hcnt = 0x2f8, @@ -250,7 +243,7 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev, } dev->functionality = controller->functionality | - DW_DEFAULT_FUNCTIONALITY; + DW_IC_DEFAULT_FUNCTIONALITY; dev->master_cfg = controller->bus_cfg; if (controller->scl_sda_cfg) { diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 7429dfa..08153ea 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -219,14 +219,7 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) if (r) return r; - dev->functionality = - I2C_FUNC_I2C | - I2C_FUNC_10BIT_ADDR | - I2C_FUNC_SMBUS_BYTE | - I2C_FUNC_SMBUS_BYTE_DATA | - I2C_FUNC_SMBUS_WORD_DATA | - I2C_FUNC_SMBUS_BLOCK_DATA | - I2C_FUNC_SMBUS_I2C_BLOCK; + dev->functionality = I2C_FUNC_10BIT_ADDR | DW_IC_DEFAULT_FUNCTIONALITY; dev->master_cfg = DW_IC_CON_MASTER | DW_IC_CON_SLAVE_DISABLE | DW_IC_CON_RESTART_EN;
Use a common place for default functionality bits for both platform and pci driver. Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> --- This patch requires commit c3ae106050b9 ("i2c: designware: Implement support for SMBus block read and write") which is included in current i2c/for-next branch. BTW: Do merrifield and medfield actually not support 10bit addressing? drivers/i2c/busses/i2c-designware-core.h | 8 ++++++++ drivers/i2c/busses/i2c-designware-pcidrv.c | 9 +-------- drivers/i2c/busses/i2c-designware-platdrv.c | 9 +-------- 3 files changed, 10 insertions(+), 16 deletions(-)