Commit 1adb3c23 authored by Mike Rapoport's avatar Mike Rapoport Committed by Greg Kroah-Hartman
Browse files

staging: sm750fb: change definition of CRT_HORIZONTAL_SYNC fields 



Use stratight-forward definition of CRT_HORIZONTAL_SYNC register fields
and use open-coded implementation for register manipulation

Signed-off-by: default avatarMike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 32849f85

drivers/staging/sm750fb/ddk750_mode.c

+5 −2
Original line number Diff line number Diff line
@@ -90,8 +90,11 @@ static int programModeRegisters(mode_parameter_t *pModeParam, pll_value_t *pll) 
				CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK));



		POKE32(CRT_HORIZONTAL_SYNC,

		FIELD_VALUE(0, CRT_HORIZONTAL_SYNC, WIDTH, pModeParam->horizontal_sync_width)

		| FIELD_VALUE(0, CRT_HORIZONTAL_SYNC, START, pModeParam->horizontal_sync_start - 1));

			((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,

		FIELD_VALUE(0, CRT_VERTICAL_TOTAL, TOTAL, pModeParam->vertical_total - 1)

drivers/staging/sm750fb/ddk750_reg.h

+3 −2
Original line number Diff line number Diff line
@@ -1382,8 +1382,9 @@ 
#define CRT_HORIZONTAL_TOTAL_DISPLAY_END_MASK         0xfff



#define CRT_HORIZONTAL_SYNC                           0x080210

#define CRT_HORIZONTAL_SYNC_WIDTH                     23:16

#define CRT_HORIZONTAL_SYNC_START                     11:0

#define CRT_HORIZONTAL_SYNC_WIDTH_SHIFT               16

#define CRT_HORIZONTAL_SYNC_WIDTH_MASK                (0xff << 16)

#define CRT_HORIZONTAL_SYNC_START_MASK                0xfff



#define CRT_VERTICAL_TOTAL                            0x080214

#define CRT_VERTICAL_TOTAL_TOTAL                      26:16

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