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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

drivers/staging/sm750fb/ddk750_mode.c

+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)