staging: sm750fb: setDisplayControl: rename local vairables

Remove HungarianCamelCase notation.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mike Rapoport 2016-02-10 18:34:03 +02:00 committed by Greg Kroah-Hartman
parent c436e6ba7e
commit 7755265a99

View file

@ -9,25 +9,25 @@
static void setDisplayControl(int ctrl, int disp_state)
{
/* state != 0 means turn on both timing & plane en_bit */
unsigned long ulDisplayCtrlReg, ulReservedBits;
unsigned long reg, reserved;
int cnt;
cnt = 0;
/* Set the primary display control */
if (!ctrl) {
ulDisplayCtrlReg = PEEK32(PANEL_DISPLAY_CTRL);
reg = PEEK32(PANEL_DISPLAY_CTRL);
/* Turn on/off the Panel display control */
if (disp_state) {
/* Timing should be enabled first before enabling the plane
* because changing at the same time does not guarantee that
* the plane will also enabled or disabled.
*/
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
PANEL_DISPLAY_CTRL, TIMING, ENABLE);
POKE32(PANEL_DISPLAY_CTRL, ulDisplayCtrlReg);
POKE32(PANEL_DISPLAY_CTRL, reg);
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
PANEL_DISPLAY_CTRL, PLANE, ENABLE);
/* Added some masks to mask out the reserved bits.
@ -35,7 +35,7 @@ static void setDisplayControl(int ctrl, int disp_state)
* writing to the PRIMARY_DISPLAY_CTRL, therefore, the register
* reserved bits are needed to be masked out.
*/
ulReservedBits = FIELD_SET(0, PANEL_DISPLAY_CTRL, RESERVED_1_MASK, ENABLE) |
reserved = FIELD_SET(0, PANEL_DISPLAY_CTRL, RESERVED_1_MASK, ENABLE) |
FIELD_SET(0, PANEL_DISPLAY_CTRL, RESERVED_2_MASK, ENABLE) |
FIELD_SET(0, PANEL_DISPLAY_CTRL, RESERVED_3_MASK, ENABLE);
@ -45,9 +45,9 @@ static void setDisplayControl(int ctrl, int disp_state)
*/
do {
cnt++;
POKE32(PANEL_DISPLAY_CTRL, ulDisplayCtrlReg);
} while ((PEEK32(PANEL_DISPLAY_CTRL) & ~ulReservedBits) !=
(ulDisplayCtrlReg & ~ulReservedBits));
POKE32(PANEL_DISPLAY_CTRL, reg);
} while ((PEEK32(PANEL_DISPLAY_CTRL) & ~reserved) !=
(reg & ~reserved));
printk("Set Panel Plane enbit:after tried %d times\n", cnt);
} else {
/* When turning off, there is no rule on the programming
@ -57,28 +57,28 @@ static void setDisplayControl(int ctrl, int disp_state)
* next vertical sync. Need to find out if it is necessary to
* wait for 1 vsync before modifying the timing enable bit.
* */
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
PANEL_DISPLAY_CTRL, PLANE, DISABLE);
POKE32(PANEL_DISPLAY_CTRL, ulDisplayCtrlReg);
POKE32(PANEL_DISPLAY_CTRL, reg);
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
PANEL_DISPLAY_CTRL, TIMING, DISABLE);
POKE32(PANEL_DISPLAY_CTRL, ulDisplayCtrlReg);
POKE32(PANEL_DISPLAY_CTRL, reg);
}
} else {
/* Set the secondary display control */
ulDisplayCtrlReg = PEEK32(CRT_DISPLAY_CTRL);
reg = PEEK32(CRT_DISPLAY_CTRL);
if (disp_state) {
/* Timing should be enabled first before enabling the plane because changing at the
same time does not guarantee that the plane will also enabled or disabled.
*/
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
CRT_DISPLAY_CTRL, TIMING, ENABLE);
POKE32(CRT_DISPLAY_CTRL, ulDisplayCtrlReg);
POKE32(CRT_DISPLAY_CTRL, reg);
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
CRT_DISPLAY_CTRL, PLANE, ENABLE);
/* Added some masks to mask out the reserved bits.
@ -87,16 +87,16 @@ static void setDisplayControl(int ctrl, int disp_state)
* reserved bits are needed to be masked out.
*/
ulReservedBits = FIELD_SET(0, CRT_DISPLAY_CTRL, RESERVED_1_MASK, ENABLE) |
reserved = FIELD_SET(0, CRT_DISPLAY_CTRL, RESERVED_1_MASK, ENABLE) |
FIELD_SET(0, CRT_DISPLAY_CTRL, RESERVED_2_MASK, ENABLE) |
FIELD_SET(0, CRT_DISPLAY_CTRL, RESERVED_3_MASK, ENABLE) |
FIELD_SET(0, CRT_DISPLAY_CTRL, RESERVED_4_MASK, ENABLE);
do {
cnt++;
POKE32(CRT_DISPLAY_CTRL, ulDisplayCtrlReg);
} while ((PEEK32(CRT_DISPLAY_CTRL) & ~ulReservedBits) !=
(ulDisplayCtrlReg & ~ulReservedBits));
POKE32(CRT_DISPLAY_CTRL, reg);
} while ((PEEK32(CRT_DISPLAY_CTRL) & ~reserved) !=
(reg & ~reserved));
printk("Set Crt Plane enbit:after tried %d times\n", cnt);
} else {
/* When turning off, there is no rule on the programming
@ -106,13 +106,13 @@ static void setDisplayControl(int ctrl, int disp_state)
* vertical sync. Need to find out if it is necessary to
* wait for 1 vsync before modifying the timing enable bit.
*/
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
CRT_DISPLAY_CTRL, PLANE, DISABLE);
POKE32(CRT_DISPLAY_CTRL, ulDisplayCtrlReg);
POKE32(CRT_DISPLAY_CTRL, reg);
ulDisplayCtrlReg = FIELD_SET(ulDisplayCtrlReg,
reg = FIELD_SET(reg,
CRT_DISPLAY_CTRL, TIMING, DISABLE);
POKE32(CRT_DISPLAY_CTRL, ulDisplayCtrlReg);
POKE32(CRT_DISPLAY_CTRL, reg);
}
}
}