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Commit 7369e062 authored by Arushi Singhal's avatar Arushi Singhal Committed by Greg Kroah-Hartman
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staging:sm750fb: Code readability is improved.



New variables are added to make the code more readable.

Signed-off-by: default avatarArushi Singhal <arushisinghal19971997@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 50d94eac
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+30 −25
Original line number Original line Diff line number Diff line
@@ -81,33 +81,38 @@ static int programModeRegisters(mode_parameter_t *pModeParam, struct pll_value *
	if (pll->clockType == SECONDARY_PLL) {
	if (pll->clockType == SECONDARY_PLL) {
		/* programe secondary pixel clock */
		/* programe secondary pixel clock */
		poke32(CRT_PLL_CTRL, sm750_format_pll_reg(pll));
		poke32(CRT_PLL_CTRL, sm750_format_pll_reg(pll));
		poke32(CRT_HORIZONTAL_TOTAL,

		       (((pModeParam->horizontal_total - 1) <<
		tmp = ((pModeParam->horizontal_total - 1) <<
		       CRT_HORIZONTAL_TOTAL_TOTAL_SHIFT) &
		       CRT_HORIZONTAL_TOTAL_TOTAL_SHIFT) &
			CRT_HORIZONTAL_TOTAL_TOTAL_MASK) |
		     CRT_HORIZONTAL_TOTAL_TOTAL_MASK;
		       ((pModeParam->horizontal_display_end - 1) &
		tmp |= (pModeParam->horizontal_display_end - 1) &
			CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK));
		      CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK;


		poke32(CRT_HORIZONTAL_SYNC,
		poke32(CRT_HORIZONTAL_TOTAL, tmp);
		       ((pModeParam->horizontal_sync_width <<

		tmp = (pModeParam->horizontal_sync_width <<
		       CRT_HORIZONTAL_SYNC_WIDTH_SHIFT) &
		       CRT_HORIZONTAL_SYNC_WIDTH_SHIFT) &
			CRT_HORIZONTAL_SYNC_WIDTH_MASK) |
		     CRT_HORIZONTAL_SYNC_WIDTH_MASK;
		       ((pModeParam->horizontal_sync_start - 1) &
		tmp |= (pModeParam->horizontal_sync_start - 1) &
			CRT_HORIZONTAL_SYNC_START_MASK));
		      CRT_HORIZONTAL_SYNC_START_MASK;


		poke32(CRT_VERTICAL_TOTAL,
		poke32(CRT_HORIZONTAL_SYNC, tmp);
		       (((pModeParam->vertical_total - 1) <<

		tmp = ((pModeParam->vertical_total - 1) <<
		       CRT_VERTICAL_TOTAL_TOTAL_SHIFT) &
		       CRT_VERTICAL_TOTAL_TOTAL_SHIFT) &
			CRT_VERTICAL_TOTAL_TOTAL_MASK) |
		     CRT_VERTICAL_TOTAL_TOTAL_MASK;
		       ((pModeParam->vertical_display_end - 1) &
		tmp |= (pModeParam->vertical_display_end - 1) &
			CRT_VERTICAL_TOTAL_DISPLAY_END_MASK));
		      CRT_VERTICAL_TOTAL_DISPLAY_END_MASK;


		poke32(CRT_VERTICAL_SYNC,
		poke32(CRT_VERTICAL_TOTAL, tmp);
		       ((pModeParam->vertical_sync_height <<

			 CRT_VERTICAL_SYNC_HEIGHT_SHIFT) &
		tmp = ((pModeParam->vertical_sync_height <<
			CRT_VERTICAL_SYNC_HEIGHT_MASK) |
		       CRT_VERTICAL_SYNC_HEIGHT_SHIFT)) &
		       ((pModeParam->vertical_sync_start - 1) &
		     CRT_VERTICAL_SYNC_HEIGHT_MASK;
			CRT_VERTICAL_SYNC_START_MASK));
		tmp |= (pModeParam->vertical_sync_start - 1) &
		      CRT_VERTICAL_SYNC_START_MASK;

		poke32(CRT_VERTICAL_SYNC, tmp);


		tmp = DISPLAY_CTRL_TIMING | DISPLAY_CTRL_PLANE;
		tmp = DISPLAY_CTRL_TIMING | DISPLAY_CTRL_PLANE;
		if (pModeParam->vertical_sync_polarity)
		if (pModeParam->vertical_sync_polarity)