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Subject[PATCH 03/25] efi/gop: Convert GOP structures to typedef and cleanup some types
Date
From: Arvind Sankar <nivedita@alum.mit.edu>

Use typedef for the GOP structures, in anticipation of unifying
32/64-bit code. Also use more appropriate types in the non-bitness
specific structures for the framebuffer address and pointers.

Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
---
drivers/firmware/efi/libstub/gop.c | 26 ++++++++---------
include/linux/efi.h | 46 +++++++++++++++---------------
2 files changed, 36 insertions(+), 36 deletions(-)

diff --git a/drivers/firmware/efi/libstub/gop.c b/drivers/firmware/efi/libstub/gop.c
index b7bf1e993b8b..a0c1ef64d445 100644
--- a/drivers/firmware/efi/libstub/gop.c
+++ b/drivers/firmware/efi/libstub/gop.c
@@ -35,7 +35,7 @@ static void find_bits(unsigned long mask, u8 *pos, u8 *size)

static void
setup_pixel_info(struct screen_info *si, u32 pixels_per_scan_line,
- struct efi_pixel_bitmask pixel_info, int pixel_format)
+ efi_pixel_bitmask_t pixel_info, int pixel_format)
{
if (pixel_format == PIXEL_RGB_RESERVED_8BIT_PER_COLOR) {
si->lfb_depth = 32;
@@ -87,13 +87,13 @@ static efi_status_t
setup_gop32(efi_system_table_t *sys_table_arg, struct screen_info *si,
efi_guid_t *proto, unsigned long size, void **gop_handle)
{
- struct efi_graphics_output_protocol_32 *gop32, *first_gop;
+ efi_graphics_output_protocol_32_t *gop32, *first_gop;
unsigned long nr_gops;
u16 width, height;
u32 pixels_per_scan_line;
u32 ext_lfb_base;
- u64 fb_base;
- struct efi_pixel_bitmask pixel_info;
+ efi_physical_addr_t fb_base;
+ efi_pixel_bitmask_t pixel_info;
int pixel_format;
efi_status_t status;
u32 *handles = (u32 *)(unsigned long)gop_handle;
@@ -104,13 +104,13 @@ setup_gop32(efi_system_table_t *sys_table_arg, struct screen_info *si,

nr_gops = size / sizeof(u32);
for (i = 0; i < nr_gops; i++) {
- struct efi_graphics_output_protocol_mode_32 *mode;
- struct efi_graphics_output_mode_info *info = NULL;
+ efi_graphics_output_protocol_mode_32_t *mode;
+ efi_graphics_output_mode_info_t *info = NULL;
efi_guid_t conout_proto = EFI_CONSOLE_OUT_DEVICE_GUID;
bool conout_found = false;
void *dummy = NULL;
efi_handle_t h = (efi_handle_t)(unsigned long)handles[i];
- u64 current_fb_base;
+ efi_physical_addr_t current_fb_base;

status = efi_call_early(handle_protocol, h,
proto, (void **)&gop32);
@@ -184,13 +184,13 @@ static efi_status_t
setup_gop64(efi_system_table_t *sys_table_arg, struct screen_info *si,
efi_guid_t *proto, unsigned long size, void **gop_handle)
{
- struct efi_graphics_output_protocol_64 *gop64, *first_gop;
+ efi_graphics_output_protocol_64_t *gop64, *first_gop;
unsigned long nr_gops;
u16 width, height;
u32 pixels_per_scan_line;
u32 ext_lfb_base;
- u64 fb_base;
- struct efi_pixel_bitmask pixel_info;
+ efi_physical_addr_t fb_base;
+ efi_pixel_bitmask_t pixel_info;
int pixel_format;
efi_status_t status;
u64 *handles = (u64 *)(unsigned long)gop_handle;
@@ -201,13 +201,13 @@ setup_gop64(efi_system_table_t *sys_table_arg, struct screen_info *si,

nr_gops = size / sizeof(u64);
for (i = 0; i < nr_gops; i++) {
- struct efi_graphics_output_protocol_mode_64 *mode;
- struct efi_graphics_output_mode_info *info = NULL;
+ efi_graphics_output_protocol_mode_64_t *mode;
+ efi_graphics_output_mode_info_t *info = NULL;
efi_guid_t conout_proto = EFI_CONSOLE_OUT_DEVICE_GUID;
bool conout_found = false;
void *dummy = NULL;
efi_handle_t h = (efi_handle_t)(unsigned long)handles[i];
- u64 current_fb_base;
+ efi_physical_addr_t current_fb_base;

status = efi_call_early(handle_protocol, h,
proto, (void **)&gop64);
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 9ea81cfe1576..561db9deedae 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -1415,69 +1415,69 @@ struct efi_simple_text_output_protocol {
#define PIXEL_BLT_ONLY 3
#define PIXEL_FORMAT_MAX 4

-struct efi_pixel_bitmask {
+typedef struct {
u32 red_mask;
u32 green_mask;
u32 blue_mask;
u32 reserved_mask;
-};
+} efi_pixel_bitmask_t;

-struct efi_graphics_output_mode_info {
+typedef struct {
u32 version;
u32 horizontal_resolution;
u32 vertical_resolution;
int pixel_format;
- struct efi_pixel_bitmask pixel_information;
+ efi_pixel_bitmask_t pixel_information;
u32 pixels_per_scan_line;
-};
+} efi_graphics_output_mode_info_t;

-struct efi_graphics_output_protocol_mode_32 {
+typedef struct {
u32 max_mode;
u32 mode;
u32 info;
u32 size_of_info;
u64 frame_buffer_base;
u32 frame_buffer_size;
-};
+} efi_graphics_output_protocol_mode_32_t;

-struct efi_graphics_output_protocol_mode_64 {
+typedef struct {
u32 max_mode;
u32 mode;
u64 info;
u64 size_of_info;
u64 frame_buffer_base;
u64 frame_buffer_size;
-};
+} efi_graphics_output_protocol_mode_64_t;

-struct efi_graphics_output_protocol_mode {
+typedef struct {
u32 max_mode;
u32 mode;
- unsigned long info;
+ efi_graphics_output_mode_info_t *info;
unsigned long size_of_info;
- u64 frame_buffer_base;
+ efi_physical_addr_t frame_buffer_base;
unsigned long frame_buffer_size;
-};
+} efi_graphics_output_protocol_mode_t;

-struct efi_graphics_output_protocol_32 {
+typedef struct {
u32 query_mode;
u32 set_mode;
u32 blt;
u32 mode;
-};
+} efi_graphics_output_protocol_32_t;

-struct efi_graphics_output_protocol_64 {
+typedef struct {
u64 query_mode;
u64 set_mode;
u64 blt;
u64 mode;
-};
+} efi_graphics_output_protocol_64_t;

-struct efi_graphics_output_protocol {
- unsigned long query_mode;
- unsigned long set_mode;
- unsigned long blt;
- struct efi_graphics_output_protocol_mode *mode;
-};
+typedef struct {
+ void *query_mode;
+ void *set_mode;
+ void *blt;
+ efi_graphics_output_protocol_mode_t *mode;
+} efi_graphics_output_protocol_t;

extern struct list_head efivar_sysfs_list;

--
2.20.1
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