On Tue, Sep 26, 2017 at 09:15:13PM +0100, [email protected] wrote:
> From: Girish Pathak <[email protected]>
> 
> This change adds some STATIC and CONST qualifiers (mainly to arguments
> of  functions) in PL111 and HdLcd modules.
> 
> It doesn't add or modify any functionality.

If you delete the line above:
Reviewed-by: Leif Lindholm <[email protected]>

(These changes are highly likely to affect code generation, so I still
consider it a functional change - if not an algorithmic one.)

/
    Leif

> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Girish Pathak <[email protected]>
> Signed-off-by: Evan Lloyd <[email protected]>
> ---
>  ArmPlatformPkg/ArmVExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c 
>       | 34 ++++++++++----------
>  
> ArmPlatformPkg/ArmVExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
>  | 34 ++++++++++----------
>  ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/HdLcd.c                          
>       |  4 +--
>  ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/PL111Lcd.c                       
>       |  4 +--
>  4 files changed, 38 insertions(+), 38 deletions(-)
> 
> diff --git 
> a/ArmPlatformPkg/ArmVExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c
>  
> b/ArmPlatformPkg/ArmVExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c
> index 
> cfe3259d3c737de240350e8c3eab867b80c40948..b9859a56988f7e5be0adbaa49048a683fe586bfe
>  100644
> --- 
> a/ArmPlatformPkg/ArmVExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c
> +++ 
> b/ArmPlatformPkg/ArmVExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c
> @@ -46,7 +46,7 @@ typedef struct {
>  
>  /** The display modes supported by the platform.
>  **/
> -LCD_RESOLUTION mResolutions[] = {
> +STATIC CONST LCD_RESOLUTION mResolutions[] = {
>    { // Mode 0 : VGA : 640 x 480 x 24 bpp
>      VGA, VGA_H_RES_PIXELS, VGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24,
>      VGA_OSC_FREQUENCY,
> @@ -144,8 +144,8 @@ LcdPlatformInitializeDisplay (
>  **/
>  EFI_STATUS
>  LcdPlatformGetVram (
> -  OUT EFI_PHYSICAL_ADDRESS*  VramBaseAddress,
> -  OUT UINTN*                 VramSize
> +  OUT EFI_PHYSICAL_ADDRESS * CONST  VramBaseAddress,
> +  OUT UINTN * CONST                 VramSize
>    )
>  {
>    EFI_STATUS              Status;
> @@ -209,7 +209,7 @@ LcdPlatformGetMaxMode(VOID)
>  **/
>  EFI_STATUS
>  LcdPlatformSetMode (
> -  IN UINT32                         ModeNumber
> +  IN CONST UINT32                         ModeNumber
>    )
>  {
>    EFI_STATUS            Status;
> @@ -267,8 +267,8 @@ LcdPlatformSetMode (
>  **/
>  EFI_STATUS
>  LcdPlatformQueryMode (
> -  IN  UINT32                                ModeNumber,
> -  OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION  *Info
> +  IN CONST UINT32                                   ModeNumber,
> +  OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION * CONST  Info
>    )
>  {
>    if (ModeNumber >= LcdPlatformGetMaxMode ()) {
> @@ -322,15 +322,15 @@ LcdPlatformQueryMode (
>  **/
>  EFI_STATUS
>  LcdPlatformGetTimings (
> -  IN  UINT32                              ModeNumber,
> -  OUT UINT32*                             HRes,
> -  OUT UINT32*                             HSync,
> -  OUT UINT32*                             HBackPorch,
> -  OUT UINT32*                             HFrontPorch,
> -  OUT UINT32*                             VRes,
> -  OUT UINT32*                             VSync,
> -  OUT UINT32*                             VBackPorch,
> -  OUT UINT32*                             VFrontPorch
> +  IN  CONST UINT32                              ModeNumber,
> +  OUT UINT32 * CONST                            HRes,
> +  OUT UINT32 * CONST                            HSync,
> +  OUT UINT32 * CONST                            HBackPorch,
> +  OUT UINT32 * CONST                            HFrontPorch,
> +  OUT UINT32 * CONST                            VRes,
> +  OUT UINT32 * CONST                            VSync,
> +  OUT UINT32 * CONST                            VBackPorch,
> +  OUT UINT32 * CONST                            VFrontPorch
>    )
>  {
>    if (ModeNumber >= LcdPlatformGetMaxMode ()) {
> @@ -359,8 +359,8 @@ LcdPlatformGetTimings (
>  **/
>  EFI_STATUS
>  LcdPlatformGetBpp (
> -  IN  UINT32                              ModeNumber,
> -  OUT LCD_BPP  *                          Bpp
> +  IN CONST UINT32                        ModeNumber,
> +  OUT LCD_BPP * CONST                    Bpp
>    )
>  {
>    if (ModeNumber >= LcdPlatformGetMaxMode ()) {
> diff --git 
> a/ArmPlatformPkg/ArmVExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
>  
> b/ArmPlatformPkg/ArmVExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
> index 
> 84880e5fd1dfe6f824b27e53926f9bb32ff6cdf7..6ae13f06d8b396ea1c67f0bcd735a9d70f476400
>  100644
> --- 
> a/ArmPlatformPkg/ArmVExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
> +++ 
> b/ArmPlatformPkg/ArmVExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
> @@ -43,7 +43,7 @@ typedef struct {
>  
>  /** The display modes supported by the platform.
>  **/
> -LCD_RESOLUTION mResolutions[] = {
> +STATIC CONST LCD_RESOLUTION mResolutions[] = {
>    {   // Mode 0 : VGA : 640 x 480 x 24 bpp
>        VGA, VGA_H_RES_PIXELS, VGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24,
>        VGA_OSC_FREQUENCY,
> @@ -195,8 +195,8 @@ LcdPlatformInitializeDisplay (
>  **/
>  EFI_STATUS
>  LcdPlatformGetVram (
> -  OUT EFI_PHYSICAL_ADDRESS*  VramBaseAddress,
> -  OUT UINTN*                 VramSize
> +  OUT EFI_PHYSICAL_ADDRESS * CONST VramBaseAddress,
> +  OUT UINTN * CONST                VramSize
>    )
>  {
>    EFI_STATUS              Status;
> @@ -283,7 +283,7 @@ LcdPlatformGetMaxMode(VOID)
>  **/
>  EFI_STATUS
>  LcdPlatformSetMode (
> -  IN UINT32                         ModeNumber
> +  IN CONST UINT32                         ModeNumber
>    )
>  {
>    EFI_STATUS            Status;
> @@ -363,8 +363,8 @@ LcdPlatformSetMode (
>  **/
>  EFI_STATUS
>  LcdPlatformQueryMode (
> -  IN  UINT32                                ModeNumber,
> -  OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION  *Info
> +  IN CONST UINT32                                  ModeNumber,
> +  OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION * CONST Info
>    )
>  {
>    if (ModeNumber >= LcdPlatformGetMaxMode ()) {
> @@ -418,15 +418,15 @@ LcdPlatformQueryMode (
>  **/
>  EFI_STATUS
>  LcdPlatformGetTimings (
> -  IN  UINT32                              ModeNumber,
> -  OUT UINT32*                             HRes,
> -  OUT UINT32*                             HSync,
> -  OUT UINT32*                             HBackPorch,
> -  OUT UINT32*                             HFrontPorch,
> -  OUT UINT32*                             VRes,
> -  OUT UINT32*                             VSync,
> -  OUT UINT32*                             VBackPorch,
> -  OUT UINT32*                             VFrontPorch
> +  IN  CONST UINT32                        ModeNumber,
> +  OUT UINT32 * CONST                      HRes,
> +  OUT UINT32 * CONST                      HSync,
> +  OUT UINT32 * CONST                      HBackPorch,
> +  OUT UINT32 * CONST                      HFrontPorch,
> +  OUT UINT32 * CONST                      VRes,
> +  OUT UINT32 * CONST                      VSync,
> +  OUT UINT32 * CONST                      VBackPorch,
> +  OUT UINT32 * CONST                      VFrontPorch
>    )
>  {
>    if (ModeNumber >= LcdPlatformGetMaxMode ()) {
> @@ -455,8 +455,8 @@ LcdPlatformGetTimings (
>  **/
>  EFI_STATUS
>  LcdPlatformGetBpp (
> -  IN  UINT32                              ModeNumber,
> -  OUT LCD_BPP  *                          Bpp
> +  IN  CONST UINT32                        ModeNumber,
> +  OUT LCD_BPP * CONST                     Bpp
>    )
>  {
>    if (ModeNumber >= LcdPlatformGetMaxMode ()) {
> diff --git a/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/HdLcd.c 
> b/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/HdLcd.c
> index 
> 744dd3d556b5071defc6bcad5a9a30881bcb4b6f..5f950579720fb69e0a481f697a5cc4038158b409
>  100644
> --- a/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/HdLcd.c
> +++ b/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/HdLcd.c
> @@ -37,7 +37,7 @@
>  **/
>  EFI_STATUS
>  LcdInitialize (
> -  IN EFI_PHYSICAL_ADDRESS   VramBaseAddress
> +  IN CONST EFI_PHYSICAL_ADDRESS   VramBaseAddress
>    )
>  {
>    // Disable the controller
> @@ -81,7 +81,7 @@ LcdInitialize (
>  **/
>  EFI_STATUS
>  LcdSetMode (
> -  IN UINT32  ModeNumber
> +  IN CONST UINT32  ModeNumber
>    )
>  {
>    EFI_STATUS        Status;
> diff --git a/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/PL111Lcd.c 
> b/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/PL111Lcd.c
> index 
> f8a3c1f8266c0a11f111c3747688defc0d49877c..386e6140a69b045f77ee7fa60c4587d8bf4e7d54
>  100644
> --- a/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/PL111Lcd.c
> +++ b/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/PL111Lcd.c
> @@ -62,7 +62,7 @@ LcdIdentify (
>  **/
>  EFI_STATUS
>  LcdInitialize (
> -  IN EFI_PHYSICAL_ADDRESS   VramBaseAddress
> +  IN CONST EFI_PHYSICAL_ADDRESS   VramBaseAddress
>    )
>  {
>    // Define start of the VRAM. This never changes for any graphics mode
> @@ -83,7 +83,7 @@ LcdInitialize (
>  **/
>  EFI_STATUS
>  LcdSetMode (
> -  IN UINT32  ModeNumber
> +  IN CONST UINT32  ModeNumber
>    )
>  {
>    EFI_STATUS        Status;
> -- 
> Guid("CE165669-3EF3-493F-B85D-6190EE5B9759")
> 
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