On Tue, Mar 14, 2017 at 02:36:26PM +0530, Arushi Singhal wrote:
> New variables are added to make the code more readable.
>
> Signed-off-by: Arushi Singhal <arushisinghal19971997@xxxxxxxxx>
> ---
> changes in v3
> - improve the patch to make code much more readable.
>
> drivers/staging/sm750fb/ddk750_mode.c | 115 ++++++++++++++++++----------------
> 1 file changed, 61 insertions(+), 54 deletions(-)
>
> diff --git a/drivers/staging/sm750fb/ddk750_mode.c b/drivers/staging/sm750fb/ddk750_mode.c
> index 25da678179f7..150e5ed0d8ea 100644
> --- a/drivers/staging/sm750fb/ddk750_mode.c
> +++ b/drivers/staging/sm750fb/ddk750_mode.c
> @@ -81,33 +81,34 @@ static int programModeRegisters(struct _mode_parameter_t *pModeParam, struct pll
> if (pll->clockType == SECONDARY_PLL) {
> /* programe secondary pixel clock */
> poke32(CRT_PLL_CTRL, sm750_format_pll_reg(pll));
> - poke32(CRT_HORIZONTAL_TOTAL,
> - (((pModeParam->horizontal_total - 1) <<
> - CRT_HORIZONTAL_TOTAL_TOTAL_SHIFT) &
> - CRT_HORIZONTAL_TOTAL_TOTAL_MASK) |
> - ((pModeParam->horizontal_display_end - 1) &
> - CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK));
> -
> - poke32(CRT_HORIZONTAL_SYNC,
> - ((pModeParam->horizontal_sync_width <<
> - CRT_HORIZONTAL_SYNC_WIDTH_SHIFT) &
> - CRT_HORIZONTAL_SYNC_WIDTH_MASK) |
> - ((pModeParam->horizontal_sync_start - 1) &
> - CRT_HORIZONTAL_SYNC_START_MASK));
> -
> - poke32(CRT_VERTICAL_TOTAL,
> - (((pModeParam->vertical_total - 1) <<
> - CRT_VERTICAL_TOTAL_TOTAL_SHIFT) &
> - CRT_VERTICAL_TOTAL_TOTAL_MASK) |
> - ((pModeParam->vertical_display_end - 1) &
> - CRT_VERTICAL_TOTAL_DISPLAY_END_MASK));
> -
> - poke32(CRT_VERTICAL_SYNC,
> - ((pModeParam->vertical_sync_height <<
> - CRT_VERTICAL_SYNC_HEIGHT_SHIFT) &
> - CRT_VERTICAL_SYNC_HEIGHT_MASK) |
> - ((pModeParam->vertical_sync_start - 1) &
> - CRT_VERTICAL_SYNC_START_MASK));
> +
> + unsigned int cht = CRT_HORIZONTAL_TOTAL;
> + unsigned int chttm = CRT_HORIZONTAL_TOTAL_TOTAL_MASK;
> + unsigned int phde = pModeParam->horizontal_display_end - 1;
> + unsigned int chtdem = CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK;
> +
> + poke32(cht, (((pModeParam->horizontal_total - 1) << CRT_HORIZONTAL_TOTAL_TOTAL_SHIFT) & chttm) | (phde & chtdem));
> +
> + unsigned int chs = CRT_HORIZONTAL_SYNC;
> + unsigned int chswm = CRT_HORIZONTAL_SYNC_WIDTH_MASK;
> + unsigned int phss = pModeParam->horizontal_sync_start - 1;
> + unsigned int chssm = CRT_HORIZONTAL_SYNC_START_MASK;
> +
> + poke32(chs, ((pModeParam->horizontal_sync_width << CRT_HORIZONTAL_SYNC_WIDTH_SHIFT) & chswm) | (phss & chssm));
{sigh}
Ok, please, ALWAYS do the following for your patches:
- run checkpatch.pl and do not introduce new issues
- test build your code and do not add new build warnings.
Don't get sloppy here, you know better than this :)
thanks,
greg k-h
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