On Sat, Apr 10, 2021 at 01:56:24PM +0200, Julia Lawall wrote:
> 
> 
> On Sat, 10 Apr 2021, Mitali Borkar wrote:
> 
> > On Fri, Apr 09, 2021 at 10:12:12PM +0200, Julia Lawall wrote:
> > >
> > >
> > > On Sat, 10 Apr 2021, Mitali Borkar wrote:
> > >
> > > > Removed comments from the same line and added them to new line above the
> > > > blocks, aligned everything properly by using tabs to make code neater
> > > > and improve readability.
> > > >
> > > > Signed-off-by: Mitali Borkar <mitaliborkar...@gmail.com>
> > > > ---
> > > >  drivers/staging/media/zoran/zr36057.h | 293 ++++++++++++++------------
> > > >  1 file changed, 162 insertions(+), 131 deletions(-)
> > > >
> > > > diff --git a/drivers/staging/media/zoran/zr36057.h 
> > > > b/drivers/staging/media/zoran/zr36057.h
> > > > index 93075459f910..198d344a8879 100644
> > > > --- a/drivers/staging/media/zoran/zr36057.h
> > > > +++ b/drivers/staging/media/zoran/zr36057.h
> > > > @@ -12,145 +12,176 @@
> > > >
> > > >  /* Zoran ZR36057 registers */
> > > >
> > > > -#define ZR36057_VFEHCR          0x000  /* Video Front End, Horizontal 
> > > > Configuration Register */
> > > > -#define ZR36057_VFEHCR_HS_POL             BIT(30)
> > > > -#define ZR36057_VFEHCR_H_START           10
> > > > +/* Video Front End, Horizontal Configuration Register */
> > > > +#define ZR36057_VFEHCR                 0x000
> > > > +#define ZR36057_VFEHCR_HS_POL                  BIT(30)
> > >
> > > It looks like the alignment didn't work out here?  Check that the use of
> > > tabs is the same as on the nearby lines.
> > >
> > Do I need to align BIT(30), 10, 0x000 and rest in same column or should I
> > align them separately?
> 
> If there are a bunch of #defines with no blank line between them and
> similar names (these all start with ZR36057_VFEHCR), then it can be nice
> to line them all up.
> 
> >
> > > > +#define ZR36057_VFEHCR_H_START         10
> > > >  #define ZR36057_VFEHCR_H_END           0
> > > >  #define ZR36057_VFEHCR_HMASK           0x3ff
> > > >
> > > > -#define ZR36057_VFEVCR          0x004  /* Video Front End, Vertical 
> > > > Configuration Register */
> > > > -#define ZR36057_VFEVCR_VS_POL             BIT(30)
> > > > -#define ZR36057_VFEVCR_V_START           10
> > > > +/* Video Front End, Vertical Configuration Register */
> > > > +#define ZR36057_VFEVCR                 0x004
> > > > +#define ZR36057_VFEVCR_VS_POL                  BIT(30)
> > > > +#define ZR36057_VFEVCR_V_START         10
> > > >  #define ZR36057_VFEVCR_V_END           0
> > > >  #define ZR36057_VFEVCR_VMASK           0x3ff
> > > >
> > > > -#define ZR36057_VFESPFR         0x008  /* Video Front End, Scaler and 
> > > > Pixel Format Register */
> > > > -#define ZR36057_VFESPFR_EXT_FL            BIT(26)
> > > > -#define ZR36057_VFESPFR_TOP_FIELD         BIT(25)
> > > > -#define ZR36057_VFESPFR_VCLK_POL          BIT(24)
> > > > -#define ZR36057_VFESPFR_H_FILTER         21
> > > > -#define ZR36057_VFESPFR_HOR_DCM          14
> > > > -#define ZR36057_VFESPFR_VER_DCM          8
> > > > -#define ZR36057_VFESPFR_DISP_MODE        6
> > > > -#define ZR36057_VFESPFR_YUV422          (0 << 3)
> > > > -#define ZR36057_VFESPFR_RGB888          BIT(3)
> > > > -#define ZR36057_VFESPFR_RGB565          (2 << 3)
> > > > -#define ZR36057_VFESPFR_RGB555          (3 << 3)
> > > > -#define ZR36057_VFESPFR_ERR_DIF          BIT(2)
> > > > -#define ZR36057_VFESPFR_PACK24          BIT(1)
> > > > -#define ZR36057_VFESPFR_LITTLE_ENDIAN    BIT(0)
> > > > -
> > > > -#define ZR36057_VDTR            0x00c  /* Video Display "Top" Register 
> > > > */
> > > > -
> > > > -#define ZR36057_VDBR            0x010  /* Video Display "Bottom" 
> > > > Register */
> > > > -
> > > > -#define ZR36057_VSSFGR          0x014  /* Video Stride, Status, and 
> > > > Frame Grab Register */
> > > > -#define ZR36057_VSSFGR_DISP_STRIDE       16
> > > > -#define ZR36057_VSSFGR_VID_OVF            BIT(8)
> > > > -#define ZR36057_VSSFGR_SNAP_SHOT          BIT(1)
> > > > -#define ZR36057_VSSFGR_FRAME_GRAB         BIT(0)
> > > > -
> > > > -#define ZR36057_VDCR            0x018  /* Video Display Configuration 
> > > > Register */
> > > > -#define ZR36057_VDCR_VID_EN               BIT(31)
> > > > -#define ZR36057_VDCR_MIN_PIX             24
> > > > -#define ZR36057_VDCR_TRITON              BIT(24)
> > > > -#define ZR36057_VDCR_VID_WIN_HT           12
> > > > -#define ZR36057_VDCR_VID_WIN_WID          0
> > > > -
> > > > -#define ZR36057_MMTR            0x01c  /* Masking Map "Top" Register */
> > > > -
> > > > -#define ZR36057_MMBR            0x020  /* Masking Map "Bottom" 
> > > > Register */
> > > > -
> > > > -#define ZR36057_OCR             0x024  /* Overlay Control Register */
> > > > -#define ZR36057_OCR_OVL_ENABLE            BIT(15)
> > > > -#define ZR36057_OCR_MASK_STRIDE          0
> > > > -
> > > > -#define ZR36057_SPGPPCR         0x028  /* System, PCI, and General 
> > > > Purpose Pins Control Register */
> > > > -#define ZR36057_SPGPPCR_SOFT_RESET      BIT(24)
> > > > -
> > > > -#define ZR36057_GPPGCR1         0x02c  /* General Purpose Pins and 
> > > > GuestBus Control Register (1) */
> > > > -
> > > > -#define ZR36057_MCSAR           0x030  /* MPEG Code Source Address 
> > > > Register */
> > > > -
> > > > -#define ZR36057_MCTCR           0x034  /* MPEG Code Transfer Control 
> > > > Register */
> > > > -#define ZR36057_MCTCR_COD_TIME            BIT(30)
> > > > -#define ZR36057_MCTCR_C_EMPTY             BIT(29)
> > > > -#define ZR36057_MCTCR_C_FLUSH             BIT(28)
> > > > +/* Video Front End, Scaler and Pixel Format Register */
> > > > +#define ZR36057_VFESPFR                        0x008
> > > > +#define ZR36057_VFESPFR_EXT_FL                 BIT(26)
> > > > +#define ZR36057_VFESPFR_TOP_FIELD              BIT(25)
> > > > +#define ZR36057_VFESPFR_VCLK_POL               BIT(24)
> > > > +#define ZR36057_VFESPFR_H_FILTER       21
> > > > +#define ZR36057_VFESPFR_HOR_DCM                14
> > > > +#define ZR36057_VFESPFR_VER_DCM                8
> > > > +#define ZR36057_VFESPFR_DISP_MODE      6
> > >
> > > The above four lines also look odd.
> > >
> > > > +#define ZR36057_VFESPFR_YUV422                 (0 << 3)
> > > > +#define ZR36057_VFESPFR_RGB888                 BIT(3)
> > >
> > > Was there really a BIT in the original code, or is this a patch against
> > > your previous patch?
> > >
> > No, I added BIT(3), originally it was (1<<3).
> 
> OK, I don't think it is good to have just one BIT when there is a clear
> pattern for the others that the BIT is hiding.  So you should do the
> alignment patch against the original code, and not the code with this
> change.
>
Mam, my new patch is ready but I am not sure how to send, the v1/2 is
not on top, I have not made changes in it because it was not required. Now,  
how to
send these two mails as a patchset, since in between these two git
commits, I have another commits too.

> julia
> 
> > > > +#define ZR36057_VFESPFR_RGB565                 (2 << 3)
> > > > +#define ZR36057_VFESPFR_RGB555                 (3 << 3)
> > > > +#define ZR36057_VFESPFR_ERR_DIF                        BIT(2)
> > > > +#define ZR36057_VFESPFR_PACK24                 BIT(1)
> > > > +#define ZR36057_VFESPFR_LITTLE_ENDIAN          BIT(0)
> > > > +
> > > > +/* Video Display "Top" Register */
> > > > +#define ZR36057_VDTR                   0x00c
> > > > +
> > > > +/* Video Display "Bottom" Register */
> > > > +#define ZR36057_VDBR                   0x010
> > > > +
> > > > +/* Video Stride, Status, and Frame Grab Register */
> > > > +#define ZR36057_VSSFGR                 0x014
> > > > +#define ZR36057_VSSFGR_DISP_STRIDE     16
> > > > +#define ZR36057_VSSFGR_VID_OVF                 BIT(8)
> > > > +#define ZR36057_VSSFGR_SNAP_SHOT               BIT(1)
> > > > +#define ZR36057_VSSFGR_FRAME_GRAB              BIT(0)
> > > > +
> > > > +/* Video Display Configuration Register */
> > > > +#define ZR36057_VDCR                   0x018
> > > > +#define ZR36057_VDCR_VID_EN                    BIT(31)
> > > > +#define ZR36057_VDCR_MIN_PIX           24
> > > > +#define ZR36057_VDCR_TRITON                    BIT(24)
> > > > +#define ZR36057_VDCR_VID_WIN_HT                12
> > >
> > > These don't look well aligned either.
> > >
> > > Please check on the rest.
> > >
> > Yes Ma'am, I am rechecking this.
> >
> > > julia
> > >
> > >
> > > > +#define ZR36057_VDCR_VID_WIN_WID       0
> > > > +
> > > > +/* Masking Map "Top" Register */
> > > > +#define ZR36057_MMTR                   0x01c
> > > > +
> > > > +/* Masking Map "Bottom" Register */
> > > > +#define ZR36057_MMBR                   0x020
> > > > +
> > > > +/* Overlay Control Register */
> > > > +#define ZR36057_OCR                    0x024
> > > > +#define ZR36057_OCR_OVL_ENABLE                 BIT(15)
> > > > +#define ZR36057_OCR_MASK_STRIDE                0
> > > > +
> > > > +/* System, PCI, and General Purpose Pins Control Register */
> > > > +#define ZR36057_SPGPPCR                        0x028
> > > > +#define ZR36057_SPGPPCR_SOFT_RESET             BIT(24)
> > > > +
> > > > +/* General Purpose Pins and GuestBus Control Register (1) */
> > > > +#define ZR36057_GPPGCR1                        0x02c
> > > > +
> > > > +/* MPEG Code Source Address Register */
> > > > +#define ZR36057_MCSAR                  0x030
> > > > +
> > > > +/* MPEG Code Transfer Control Register */
> > > > +#define ZR36057_MCTCR                  0x034
> > > > +#define ZR36057_MCTCR_COD_TIME                 BIT(30)
> > > > +#define ZR36057_MCTCR_C_EMPTY                  BIT(29)
> > > > +#define ZR36057_MCTCR_C_FLUSH                  BIT(28)
> > > >  #define ZR36057_MCTCR_COD_GUEST_ID     20
> > > >  #define ZR36057_MCTCR_COD_GUEST_REG    16
> > > >
> > > > -#define ZR36057_MCMPR           0x038  /* MPEG Code Memory Pointer 
> > > > Register */
> > > > -
> > > > -#define ZR36057_ISR             0x03c  /* Interrupt Status Register */
> > > > -#define ZR36057_ISR_GIRQ1                BIT(30)
> > > > -#define ZR36057_ISR_GIRQ0                BIT(29)
> > > > -#define ZR36057_ISR_COD_REP_IRQ            BIT(28)
> > > > -#define ZR36057_ISR_JPEG_REP_IRQ           BIT(27)
> > > > -
> > > > -#define ZR36057_ICR             0x040  /* Interrupt Control Register */
> > > > -#define ZR36057_ICR_GIRQ1                BIT(30)
> > > > -#define ZR36057_ICR_GIRQ0                BIT(29)
> > > > -#define ZR36057_ICR_COD_REP_IRQ            BIT(28)
> > > > -#define ZR36057_ICR_JPEG_REP_IRQ           BIT(27)
> > > > -#define ZR36057_ICR_INT_PIN_EN             BIT(24)
> > > > -
> > > > -#define ZR36057_I2CBR           0x044  /* I2C Bus Register */
> > > > -#define ZR36057_I2CBR_SDA               BIT(1)
> > > > -#define ZR36057_I2CBR_SCL               BIT(0)
> > > > -
> > > > -#define ZR36057_JMC             0x100  /* JPEG Mode and Control */
> > > > -#define ZR36057_JMC_JPG                  BIT(31)
> > > > -#define ZR36057_JMC_JPG_EXP_MODE          (0 << 29)
> > > > -#define ZR36057_JMC_JPG_CMP_MODE           BIT(29)
> > > > -#define ZR36057_JMC_MJPG_EXP_MODE         (2 << 29)
> > > > -#define ZR36057_JMC_MJPG_CMP_MODE         (3 << 29)
> > > > -#define ZR36057_JMC_RTBUSY_FB            BIT(6)
> > > > -#define ZR36057_JMC_GO_EN                BIT(5)
> > > > -#define ZR36057_JMC_SYNC_MSTR             BIT(4)
> > > > -#define ZR36057_JMC_FLD_PER_BUFF         BIT(3)
> > > > -#define ZR36057_JMC_VFIFO_FB             BIT(2)
> > > > -#define ZR36057_JMC_CFIFO_FB             BIT(1)
> > > > -#define ZR36057_JMC_STLL_LIT_ENDIAN       BIT(0)
> > > > -
> > > > -#define ZR36057_JPC             0x104  /* JPEG Process Control */
> > > > -#define ZR36057_JPC_P_RESET              BIT(7)
> > > > -#define ZR36057_JPC_COD_TRNS_EN            BIT(5)
> > > > -#define ZR36057_JPC_ACTIVE               BIT(0)
> > > > -
> > > > -#define ZR36057_VSP             0x108  /* Vertical Sync Parameters */
> > > > -#define ZR36057_VSP_VSYNC_SIZE           16
> > > > -#define ZR36057_VSP_FRM_TOT              0
> > > > -
> > > > -#define ZR36057_HSP             0x10c  /* Horizontal Sync Parameters */
> > > > -#define ZR36057_HSP_HSYNC_START          16
> > > > -#define ZR36057_HSP_LINE_TOT             0
> > > > -
> > > > -#define ZR36057_FHAP            0x110  /* Field Horizontal Active 
> > > > Portion */
> > > > -#define ZR36057_FHAP_NAX                16
> > > > -#define ZR36057_FHAP_PAX                0
> > > > -
> > > > -#define ZR36057_FVAP            0x114  /* Field Vertical Active 
> > > > Portion */
> > > > -#define ZR36057_FVAP_NAY                16
> > > > -#define ZR36057_FVAP_PAY                0
> > > > -
> > > > -#define ZR36057_FPP             0x118  /* Field Process Parameters */
> > > > -#define ZR36057_FPP_ODD_EVEN             BIT(0)
> > > > -
> > > > -#define ZR36057_JCBA            0x11c  /* JPEG Code Base Address */
> > > > -
> > > > -#define ZR36057_JCFT            0x120  /* JPEG Code FIFO Threshold */
> > > > -
> > > > -#define ZR36057_JCGI            0x124  /* JPEG Codec Guest ID */
> > > > -#define ZR36057_JCGI_JPE_GUEST_ID         4
> > > > -#define ZR36057_JCGI_JPE_GUEST_REG        0
> > > > -
> > > > -#define ZR36057_GCR2            0x12c  /* GuestBus Control Register 
> > > > (2) */
> > > > -
> > > > -#define ZR36057_POR             0x200  /* Post Office Register */
> > > > -#define ZR36057_POR_PO_PEN                BIT(25)
> > > > -#define ZR36057_POR_PO_TIME               BIT(24)
> > > > -#define ZR36057_POR_PO_DIR                BIT(23)
> > > > -
> > > > -#define ZR36057_STR             0x300  /* "Still" Transfer Register */
> > > > +/* MPEG Code Memory Pointer Register */
> > > > +#define ZR36057_MCMPR                  0x038
> > > > +
> > > > +/* Interrupt Status Register */
> > > > +#define ZR36057_ISR                    0x03c
> > > > +#define ZR36057_ISR_GIRQ1                      BIT(30)
> > > > +#define ZR36057_ISR_GIRQ0                      BIT(29)
> > > > +#define ZR36057_ISR_COD_REP_IRQ                        BIT(28)
> > > > +#define ZR36057_ISR_JPEG_REP_IRQ               BIT(27)
> > > > +
> > > > +/* Interrupt Control Register */
> > > > +#define ZR36057_ICR                    0x040
> > > > +#define ZR36057_ICR_GIRQ1                      BIT(30)
> > > > +#define ZR36057_ICR_GIRQ0                      BIT(29)
> > > > +#define ZR36057_ICR_COD_REP_IRQ                        BIT(28)
> > > > +#define ZR36057_ICR_JPEG_REP_IRQ               BIT(27)
> > > > +#define ZR36057_ICR_INT_PIN_EN                 BIT(24)
> > > > +
> > > > +/* I2C Bus Register */
> > > > +#define ZR36057_I2CBR                  0x044
> > > > +#define ZR36057_I2CBR_SDA                      BIT(1)
> > > > +#define ZR36057_I2CBR_SCL                      BIT(0)
> > > > +
> > > > +/* JPEG Mode and Control */
> > > > +#define ZR36057_JMC                    0x100
> > > > +#define ZR36057_JMC_JPG                                BIT(31)
> > > > +#define ZR36057_JMC_JPG_EXP_MODE               (0 << 29)
> > > > +#define ZR36057_JMC_JPG_CMP_MODE               BIT(29)
> > > > +#define ZR36057_JMC_MJPG_EXP_MODE              (2 << 29)
> > > > +#define ZR36057_JMC_MJPG_CMP_MODE              (3 << 29)
> > > > +#define ZR36057_JMC_RTBUSY_FB                  BIT(6)
> > > > +#define ZR36057_JMC_GO_EN                      BIT(5)
> > > > +#define ZR36057_JMC_SYNC_MSTR                  BIT(4)
> > > > +#define ZR36057_JMC_FLD_PER_BUFF               BIT(3)
> > > > +#define ZR36057_JMC_VFIFO_FB                   BIT(2)
> > > > +#define ZR36057_JMC_CFIFO_FB                   BIT(1)
> > > > +#define ZR36057_JMC_STLL_LIT_ENDIAN            BIT(0)
> > > > +
> > > > +/* JPEG Process Control */
> > > > +#define ZR36057_JPC                    0x104
> > > > +#define ZR36057_JPC_P_RESET                    BIT(7)
> > > > +#define ZR36057_JPC_COD_TRNS_EN                        BIT(5)
> > > > +#define ZR36057_JPC_ACTIVE                     BIT(0)
> > > > +
> > > > +/* Vertical Sync Parameters */
> > > > +#define ZR36057_VSP                    0x108
> > > > +#define ZR36057_VSP_VSYNC_SIZE         16
> > > > +#define ZR36057_VSP_FRM_TOT            0
> > > > +
> > > > +/* Horizontal Sync Parameters */
> > > > +#define ZR36057_HSP                    0x10c
> > > > +#define ZR36057_HSP_HSYNC_START                16
> > > > +#define ZR36057_HSP_LINE_TOT           0
> > > > +
> > > > +/* Field Horizontal Active Portion */
> > > > +#define ZR36057_FHAP                   0x110
> > > > +#define ZR36057_FHAP_NAX               16
> > > > +#define ZR36057_FHAP_PAX               0
> > > > +
> > > > +/* Field Vertical Active Portion */
> > > > +#define ZR36057_FVAP                   0x114
> > > > +#define ZR36057_FVAP_NAY               16
> > > > +#define ZR36057_FVAP_PAY               0
> > > > +
> > > > +/* Field Process Parameters */
> > > > +#define ZR36057_FPP                    0x118
> > > > +#define ZR36057_FPP_ODD_EVEN                   BIT(0)
> > > > +
> > > > +/* JPEG Code Base Address */
> > > > +#define ZR36057_JCBA                   0x11c
> > > > +
> > > > +/* JPEG Code FIFO Threshold */
> > > > +#define ZR36057_JCFT                   0x120
> > > > +
> > > > +/* JPEG Codec Guest ID */
> > > > +#define ZR36057_JCGI                   0x124
> > > > +#define ZR36057_JCGI_JPE_GUEST_ID      4
> > > > +#define ZR36057_JCGI_JPE_GUEST_REG     0
> > > > +
> > > > +/* GuestBus Control Register (2) */
> > > > +#define ZR36057_GCR2                   0x12c
> > > > +
> > > > +/* Post Office Register */
> > > > +#define ZR36057_POR                    0x200
> > > > +#define ZR36057_POR_PO_PEN                     BIT(25)
> > > > +#define ZR36057_POR_PO_TIME                    BIT(24)
> > > > +#define ZR36057_POR_PO_DIR                     BIT(23)
> > > > +
> > > > +/* "Still" Transfer Register */
> > > > +#define ZR36057_STR                    0x300
> > > >
> > > >  #endif
> > > > --
> > > > 2.30.2
> > > >
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