Commit 3bcfd0e7 authored by Gabriela Bittencourt's avatar Gabriela Bittencourt Committed by Greg Kroah-Hartman

staging: sm750fb: format description of parameters in accel.c

Formatting comments in file drivers/staging/sm750fb/sm750_accel.c.
Signed-off-by: default avatarGabriela Bittencourt <gabrielabittencourt00@gmail.com>

Link: https://lore.kernel.org/r/20191023163016.30217-2-gabrielabittencourt00@gmail.comSigned-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 25c42086
......@@ -130,20 +130,28 @@ int sm750_hw_fillrect(struct lynx_accel *accel,
return 0;
}
int sm750_hw_copyarea(
struct lynx_accel *accel,
unsigned int sBase, /* Address of source: offset in frame buffer */
unsigned int sPitch, /* Pitch value of source surface in BYTE */
unsigned int sx,
unsigned int sy, /* Starting coordinate of source surface */
unsigned int dBase, /* Address of destination: offset in frame buffer */
unsigned int dPitch, /* Pitch value of destination surface in BYTE */
unsigned int Bpp, /* Color depth of destination surface */
unsigned int dx,
unsigned int dy, /* Starting coordinate of destination surface */
unsigned int width,
unsigned int height, /* width and height of rectangle in pixel value */
unsigned int rop2) /* ROP value */
/**
* sm750_hm_copyarea
* @sBase: Address of source: offset in frame buffer
* @sPitch: Pitch value of source surface in BYTE
* @sx: Starting x coordinate of source surface
* @sy: Starting y coordinate of source surface
* @dBase: Address of destination: offset in frame buffer
* @dPitch: Pitch value of destination surface in BYTE
* @Bpp: Color depth of destination surface
* @dx: Starting x coordinate of destination surface
* @dy: Starting y coordinate of destination surface
* @width: width of rectangle in pixel value
* @height: height of rectangle in pixel value
* @rop2: ROP value
*/
int sm750_hw_copyarea(struct lynx_accel *accel,
unsigned int sBase, unsigned int sPitch,
unsigned int sx, unsigned int sy,
unsigned int dBase, unsigned int dPitch,
unsigned int Bpp, unsigned int dx, unsigned int dy,
unsigned int width, unsigned int height,
unsigned int rop2)
{
unsigned int nDirection, de_ctrl;
......@@ -288,20 +296,28 @@ static unsigned int deGetTransparency(struct lynx_accel *accel)
return de_ctrl;
}
int sm750_hw_imageblit(struct lynx_accel *accel,
const char *pSrcbuf, /* pointer to start of source buffer in system memory */
u32 srcDelta, /* Pitch value (in bytes) of the source buffer, +ive means top down and -ive mean button up */
u32 startBit, /* Mono data can start at any bit in a byte, this value should be 0 to 7 */
u32 dBase, /* Address of destination: offset in frame buffer */
u32 dPitch, /* Pitch value of destination surface in BYTE */
u32 bytePerPixel, /* Color depth of destination surface */
u32 dx,
u32 dy, /* Starting coordinate of destination surface */
u32 width,
u32 height, /* width and height of rectangle in pixel value */
u32 fColor, /* Foreground color (corresponding to a 1 in the monochrome data */
u32 bColor, /* Background color (corresponding to a 0 in the monochrome data */
u32 rop2) /* ROP value */
/**
* sm750_hw_imageblit
* @pSrcbuf: pointer to start of source buffer in system memory
* @srcDelta: Pitch value (in bytes) of the source buffer, +ive means top down
* and -ive mean button up
* @startBit: Mono data can start at any bit in a byte, this value should be
* 0 to 7
* @dBase: Address of destination: offset in frame buffer
* @dPitch: Pitch value of destination surface in BYTE
* @bytePerPixel: Color depth of destination surface
* @dx: Starting x coordinate of destination surface
* @dy: Starting y coordinate of destination surface
* @width: width of rectangle in pixel value
* @height: height of rectangle in pixel value
* @fColor: Foreground color (corresponding to a 1 in the monochrome data
* @bColor: Background color (corresponding to a 0 in the monochrome data
* @rop2: ROP value
*/
int sm750_hw_imageblit(struct lynx_accel *accel, const char *pSrcbuf,
u32 srcDelta, u32 startBit, u32 dBase, u32 dPitch,
u32 bytePerPixel, u32 dx, u32 dy, u32 width,
u32 height, u32 fColor, u32 bColor, u32 rop2)
{
unsigned int ulBytesPerScan;
unsigned int ul4BytesPerScan;
......
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