Re: [PATCH v4 2/2] can: m_can: add Bosch M_CAN controller support

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On 07/15/2014 08:56 AM, Varka Bhadram wrote:
> On 07/15/2014 11:57 AM, Dong Aisheng wrote:
>> On Mon, Jul 14, 2014 at 06:17:17PM +0530, Varka Bhadram wrote:
>>>
>>> +/* Test Register (TEST) */
>>> +#define TEST_LBCK    BIT(4)
>>> +
>>> +/* CC Control Register(CCCR) */
>>> +#define CCCR_TEST    BIT(7)
>>> +#define CCCR_MON    BIT(5)
>>> +#define CCCR_CCE    BIT(1)
>>> +#define CCCR_INIT    BIT(0)
>>> +
>>> +/* Bit Timing & Prescaler Register (BTP) */
>>> +#define BTR_BRP_MASK        0x3ff
>>> +#define BTR_BRP_SHIFT        16
>>> +#define BTR_TSEG1_SHIFT        8
>>> +#define BTR_TSEG1_MASK        (0x3f << BTR_TSEG1_SHIFT)
>>> +#define BTR_TSEG2_SHIFT        4
>>> +#define BTR_TSEG2_MASK        (0xf << BTR_TSEG2_SHIFT)
>>> +#define BTR_SJW_SHIFT        0
>>> +#define BTR_SJW_MASK        0xf
>>> +
>>> +/* Error Counter Register(ECR) */
>>> +#define ECR_RP            BIT(15)
>>> +#define ECR_REC_SHIFT        8
>>> +#define ECR_REC_MASK        (0x7f << ECR_REC_SHIFT)
>>> +#define ECR_TEC_SHIFT        0
>>> +#define ECR_TEC_MASK        0xff
>>> +
>>> +/* Protocol Status Register(PSR) */
>>> +#define PSR_BO        BIT(7)
>>> +#define PSR_EW        BIT(6)
>>> +#define PSR_EP        BIT(5)
>>> +#define PSR_LEC_MASK    0x7
>>> +
>>> +/* Interrupt Register(IR) */
>>> +#define IR_ALL_INT    0xffffffff
>>> +#define IR_STE        BIT(31)
>>> +#define IR_FOE        BIT(30)
>>> +#define IR_ACKE        BIT(29)
>>> +#define IR_BE        BIT(28)
>>> +#define IR_CRCE        BIT(27)
>>> +#define IR_WDI        BIT(26)
>>> +#define IR_BO        BIT(25)
>>> +#define IR_EW        BIT(24)
>>> +#define IR_EP        BIT(23)
>>> +#define IR_ELO        BIT(22)
>>> +#define IR_BEU        BIT(21)
>>> +#define IR_BEC        BIT(20)
>>> +#define IR_DRX        BIT(19)
>>> +#define IR_TOO        BIT(18)
>>> +#define IR_MRAF        BIT(17)
>>> +#define IR_TSW        BIT(16)
>>> +#define IR_TEFL        BIT(15)
>>> +#define IR_TEFF        BIT(14)
>>> +#define IR_TEFW        BIT(13)
>>> +#define IR_TEFN        BIT(12)
>>> +#define IR_TFE        BIT(11)
>>> +#define IR_TCF        BIT(10)
>>> +#define IR_TC        BIT(9)
>>> +#define IR_HPM        BIT(8)
>>> +#define IR_RF1L        BIT(7)
>>> +#define IR_RF1F        BIT(6)
>>> +#define IR_RF1W        BIT(5)
>>> +#define IR_RF1N        BIT(4)
>>> +#define IR_RF0L        BIT(3)
>>> +#define IR_RF0F        BIT(2)
>>> +#define IR_RF0W        BIT(1)
>>> +#define IR_RF0N        BIT(0)
>>> +#define IR_ERR_STATE    (IR_BO | IR_EW | IR_EP)
>>> +#define IR_ERR_LEC    (IR_STE    | IR_FOE | IR_ACKE | IR_BE | IR_CRCE)
>>> +#define IR_ERR_BUS    (IR_ERR_LEC | IR_WDI | IR_ELO | IR_BEU | IR_BEC \
>>> +            | IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | IR_RF1L \
>>> +            | IR_RF0L)
>>> +#define IR_ERR_ALL    (IR_ERR_STATE | IR_ERR_BUS)
>>> +
>>> +/* Interrupt Line Select (ILS) */
>>> +#define ILS_ALL_INT0    0x0
>>> +#define ILS_ALL_INT1    0xFFFFFFFF
>>> +
>>> +/* Interrupt Line Enable (ILE) */
>>> +#define ILE_EINT0    BIT(0)
>>> +#define ILE_EINT1    BIT(1)
>>> +
>>> +/* Rx FIFO 0/1 Configuration (RXF0C/RXF1C) */
>>> +#define RXFC_FWM_OFF    24
>>> +#define RXFC_FWM_MASK    0x7f
>>> +#define RXFC_FWM_1    (1 << RXFC_FWM_OFF)
>>> +#define RXFC_FS_OFF    16
>>> +#define RXFC_FS_MASK    0x7f
>>> +
>>> +/* Rx FIFO 0/1 Status (RXF0S/RXF1S) */
>>> +#define RXFS_RFL    BIT(25)
>>> +#define RXFS_FF        BIT(24)
>>> +#define RXFS_FPI_OFF    16
>>> +#define RXFS_FPI_MASK    0x3f0000
>>> +#define RXFS_FGI_OFF    8
>>> +#define RXFS_FGI_MASK    0x3f00
>>> +#define RXFS_FFL_MASK    0x7f
>>> +
>>> +/* Tx Buffer Configuration(TXBC) */
>>> +#define TXBC_NDTB_OFF    16
>>> +#define TXBC_NDTB_MASK    0x3f
>>> +
>>> +/* Tx Buffer Element Size Configuration(TXESC) */
>>> +#define TXESC_TBDS_8BYTES    0x0
>>> +/* Tx Buffer Element */
>>> +#define TX_BUF_XTD    BIT(30)
>>> +#define TX_BUF_RTR    BIT(29)
>>> +
>>> +/* Rx Buffer Element Size Configuration(TXESC) */
>>> +#define M_CAN_RXESC_8BYTES    0x0
>>> +/* Tx Buffer Element */
>>> +#define RX_BUF_ESI    BIT(31)
>>> +#define RX_BUF_XTD    BIT(30)
>>> +#define RX_BUF_RTR    BIT(29)
>>> +
>>> +/* Tx Event FIFO Con.guration (TXEFC) */
>>> +#define TXEFC_EFS_OFF    16
>>> +#define TXEFC_EFS_MASK    0x3f
>>> +
>>> +/* Message RAM Configuration (in bytes) */
>>> +#define SIDF_ELEMENT_SIZE    4
>>> +#define XIDF_ELEMENT_SIZE    8
>>> +#define RXF0_ELEMENT_SIZE    16
>>> +#define RXF1_ELEMENT_SIZE    16
>>> +#define RXB_ELEMENT_SIZE    16
>>> +#define TXE_ELEMENT_SIZE    8
>>> +#define TXB_ELEMENT_SIZE    16
>>> Alignment for all the includes
>>>
>> What do you mean?
>>
> I mean all the #define from top not aligned.
> It would be looks good if aligned properly.
> 
> Give common tab spaces for all the #defines...

As I argumented in my other mail, I prefer one space, so no alignment.

Marc

-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
Industrial Linux Solutions        | Phone: +49-231-2826-924     |
Vertretung West/Dortmund          | Fax:   +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686  | http://www.pengutronix.de   |

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