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authorMatthew Garrett <mjg@redhat.com>2010-12-16 15:37:54 -0500
committerMatthew Garrett <mjg@redhat.com>2010-12-16 15:37:54 -0500
commit0988eed04e7237fdab524413e9c69bbf54cdf400 (patch)
treee1569adddcfa427a763349941643e770d67f6341 /efifb_update.patch
parentc6781123e5747130611e984918856076200f6395 (diff)
downloadkernel-0988eed04e7237fdab524413e9c69bbf54cdf400.tar.gz
kernel-0988eed04e7237fdab524413e9c69bbf54cdf400.tar.xz
kernel-0988eed04e7237fdab524413e9c69bbf54cdf400.zip
- applesmc_update.patch: Make the driver more generic. Should help Apples.
- apple_backlight.patch: Make sure that this loads on all hardware. - efifb_update.patch: Fixes for the 11 inch Macbook Air - acpi_reboot.patch: Should make reboot work better on most hardware - efi_default_physical.patch: Some machines dislike EFI virtual mode
Diffstat (limited to 'efifb_update.patch')
-rw-r--r--efifb_update.patch217
1 files changed, 217 insertions, 0 deletions
diff --git a/efifb_update.patch b/efifb_update.patch
new file mode 100644
index 000000000..7058ba610
--- /dev/null
+++ b/efifb_update.patch
@@ -0,0 +1,217 @@
+Fix up efifb so it works properly on the 11" Macbook Air. Upstream in .38?
+
+diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
+index 70477c2..476ffb1 100644
+--- a/drivers/video/efifb.c
++++ b/drivers/video/efifb.c
+@@ -53,6 +53,7 @@ enum {
+ M_MB_7_1, /* MacBook, 7th rev. */
+ M_MB_SR, /* MacBook, 2nd gen, (Santa Rosa) */
+ M_MBA, /* MacBook Air */
++ M_MBA_3, /* Macbook Air, 3rd rev */
+ M_MBP, /* MacBook Pro */
+ M_MBP_2, /* MacBook Pro 2nd gen */
+ M_MBP_2_2, /* MacBook Pro 2,2nd gen */
+@@ -67,40 +68,49 @@ enum {
+ M_UNKNOWN /* placeholder */
+ };
+
++#define OVERRIDE_NONE 0x0
++#define OVERRIDE_BASE 0x1
++#define OVERRIDE_STRIDE 0x2
++#define OVERRIDE_HEIGHT 0x4
++#define OVERRIDE_WIDTH 0x8
++
+ static struct efifb_dmi_info {
+ char *optname;
+ unsigned long base;
+ int stride;
+ int width;
+ int height;
++ int flags;
+ } dmi_list[] __initdata = {
+- [M_I17] = { "i17", 0x80010000, 1472 * 4, 1440, 900 },
+- [M_I20] = { "i20", 0x80010000, 1728 * 4, 1680, 1050 }, /* guess */
+- [M_I20_SR] = { "imac7", 0x40010000, 1728 * 4, 1680, 1050 },
+- [M_I24] = { "i24", 0x80010000, 2048 * 4, 1920, 1200 }, /* guess */
+- [M_I24_8_1] = { "imac8", 0xc0060000, 2048 * 4, 1920, 1200 },
+- [M_I24_10_1] = { "imac10", 0xc0010000, 2048 * 4, 1920, 1080 },
+- [M_I27_11_1] = { "imac11", 0xc0010000, 2560 * 4, 2560, 1440 },
+- [M_MINI]= { "mini", 0x80000000, 2048 * 4, 1024, 768 },
+- [M_MINI_3_1] = { "mini31", 0x40010000, 1024 * 4, 1024, 768 },
+- [M_MINI_4_1] = { "mini41", 0xc0010000, 2048 * 4, 1920, 1200 },
+- [M_MB] = { "macbook", 0x80000000, 2048 * 4, 1280, 800 },
+- [M_MB_5_1] = { "macbook51", 0x80010000, 2048 * 4, 1280, 800 },
+- [M_MB_6_1] = { "macbook61", 0x80010000, 2048 * 4, 1280, 800 },
+- [M_MB_7_1] = { "macbook71", 0x80010000, 2048 * 4, 1280, 800 },
+- [M_MBA] = { "mba", 0x80000000, 2048 * 4, 1280, 800 },
+- [M_MBP] = { "mbp", 0x80010000, 1472 * 4, 1440, 900 },
+- [M_MBP_2] = { "mbp2", 0, 0, 0, 0 }, /* placeholder */
+- [M_MBP_2_2] = { "mbp22", 0x80010000, 1472 * 4, 1440, 900 },
+- [M_MBP_SR] = { "mbp3", 0x80030000, 2048 * 4, 1440, 900 },
+- [M_MBP_4] = { "mbp4", 0xc0060000, 2048 * 4, 1920, 1200 },
+- [M_MBP_5_1] = { "mbp51", 0xc0010000, 2048 * 4, 1440, 900 },
+- [M_MBP_5_2] = { "mbp52", 0xc0010000, 2048 * 4, 1920, 1200 },
+- [M_MBP_5_3] = { "mbp53", 0xd0010000, 2048 * 4, 1440, 900 },
+- [M_MBP_6_1] = { "mbp61", 0x90030000, 2048 * 4, 1920, 1200 },
+- [M_MBP_6_2] = { "mbp62", 0x90030000, 2048 * 4, 1680, 1050 },
+- [M_MBP_7_1] = { "mbp71", 0xc0010000, 2048 * 4, 1280, 800 },
+- [M_UNKNOWN] = { NULL, 0, 0, 0, 0 }
++ [M_I17] = { "i17", 0x80010000, 1472 * 4, 1440, 900, OVERRIDE_NONE },
++ [M_I20] = { "i20", 0x80010000, 1728 * 4, 1680, 1050, OVERRIDE_NONE }, /* guess */
++ [M_I20_SR] = { "imac7", 0x40010000, 1728 * 4, 1680, 1050, OVERRIDE_NONE },
++ [M_I24] = { "i24", 0x80010000, 2048 * 4, 1920, 1200, OVERRIDE_NONE }, /* guess */
++ [M_I24_8_1] = { "imac8", 0xc0060000, 2048 * 4, 1920, 1200, OVERRIDE_NONE },
++ [M_I24_10_1] = { "imac10", 0xc0010000, 2048 * 4, 1920, 1080, OVERRIDE_NONE },
++ [M_I27_11_1] = { "imac11", 0xc0010000, 2560 * 4, 2560, 1440, OVERRIDE_NONE },
++ [M_MINI]= { "mini", 0x80000000, 2048 * 4, 1024, 768, OVERRIDE_NONE },
++ [M_MINI_3_1] = { "mini31", 0x40010000, 1024 * 4, 1024, 768, OVERRIDE_NONE },
++ [M_MINI_4_1] = { "mini41", 0xc0010000, 2048 * 4, 1920, 1200, OVERRIDE_NONE },
++ [M_MB] = { "macbook", 0x80000000, 2048 * 4, 1280, 800, OVERRIDE_NONE },
++ [M_MB_5_1] = { "macbook51", 0x80010000, 2048 * 4, 1280, 800, OVERRIDE_NONE },
++ [M_MB_6_1] = { "macbook61", 0x80010000, 2048 * 4, 1280, 800, OVERRIDE_NONE },
++ [M_MB_7_1] = { "macbook71", 0x80010000, 2048 * 4, 1280, 800, OVERRIDE_NONE },
++ [M_MBA] = { "mba", 0x80000000, 2048 * 4, 1280, 800, OVERRIDE_NONE },
++ /* 11" Macbook Air 3,1 passes the wrong stride */
++ [M_MBA_3] = { "mba3", 0, 2048 * 4, 0, 0, OVERRIDE_STRIDE },
++ [M_MBP] = { "mbp", 0x80010000, 1472 * 4, 1440, 900, OVERRIDE_NONE },
++ [M_MBP_2] = { "mbp2", 0, 0, 0, 0, OVERRIDE_NONE }, /* placeholder */
++ [M_MBP_2_2] = { "mbp22", 0x80010000, 1472 * 4, 1440, 900, OVERRIDE_NONE },
++ [M_MBP_SR] = { "mbp3", 0x80030000, 2048 * 4, 1440, 900, OVERRIDE_NONE },
++ [M_MBP_4] = { "mbp4", 0xc0060000, 2048 * 4, 1920, 1200, OVERRIDE_NONE },
++ [M_MBP_5_1] = { "mbp51", 0xc0010000, 2048 * 4, 1440, 900, OVERRIDE_NONE },
++ [M_MBP_5_2] = { "mbp52", 0xc0010000, 2048 * 4, 1920, 1200, OVERRIDE_NONE },
++ [M_MBP_5_3] = { "mbp53", 0xd0010000, 2048 * 4, 1440, 900, OVERRIDE_NONE },
++ [M_MBP_6_1] = { "mbp61", 0x90030000, 2048 * 4, 1920, 1200, OVERRIDE_NONE },
++ [M_MBP_6_2] = { "mbp62", 0x90030000, 2048 * 4, 1680, 1050, OVERRIDE_NONE },
++ [M_MBP_7_1] = { "mbp71", 0xc0010000, 2048 * 4, 1280, 800, OVERRIDE_NONE },
++ [M_UNKNOWN] = { NULL, 0, 0, 0, 0, OVERRIDE_NONE }
+ };
+
+ static int set_system(const struct dmi_system_id *id);
+@@ -138,6 +148,7 @@ static const struct dmi_system_id dmi_system_table[] __initconst = {
+ EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook6,1", M_MB_6_1),
+ EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook7,1", M_MB_7_1),
+ EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookAir1,1", M_MBA),
++ EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookAir3,1", M_MBA_3),
+ EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro1,1", M_MBP),
+ EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,1", M_MBP_2),
+ EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,2", M_MBP_2_2),
+@@ -154,16 +165,22 @@ static const struct dmi_system_id dmi_system_table[] __initconst = {
+ {},
+ };
+
++#define choose_value(dmivalue, fwvalue, field, flags) ({ \
++ typeof(fwvalue) _ret_ = fwvalue; \
++ if ((flags) & (field)) \
++ _ret_ = dmivalue; \
++ else if ((fwvalue) == 0) \
++ _ret_ = dmivalue; \
++ _ret_; \
++ })
++
+ static int set_system(const struct dmi_system_id *id)
+ {
+ struct efifb_dmi_info *info = id->driver_data;
+- if (info->base == 0)
+- return 0;
+
+- printk(KERN_INFO "efifb: dmi detected %s - framebuffer at %p "
+- "(%dx%d, stride %d)\n", id->ident,
+- (void *)info->base, info->width, info->height,
+- info->stride);
++ if (info->base == 0 && info->height == 0 && info->width == 0
++ && info->stride == 0)
++ return 0;
+
+ /* Trust the bootloader over the DMI tables */
+ if (screen_info.lfb_base == 0) {
+@@ -171,40 +188,47 @@ static int set_system(const struct dmi_system_id *id)
+ struct pci_dev *dev = NULL;
+ int found_bar = 0;
+ #endif
+- screen_info.lfb_base = info->base;
++ if (info->base) {
++ screen_info.lfb_base = choose_value(info->base,
++ screen_info.lfb_base, OVERRIDE_BASE,
++ info->flags);
+
+ #if defined(CONFIG_PCI)
+- /* make sure that the address in the table is actually on a
+- * VGA device's PCI BAR */
+-
+- for_each_pci_dev(dev) {
+- int i;
+- if ((dev->class >> 8) != PCI_CLASS_DISPLAY_VGA)
+- continue;
+- for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
+- resource_size_t start, end;
+-
+- start = pci_resource_start(dev, i);
+- if (start == 0)
+- break;
+- end = pci_resource_end(dev, i);
+- if (screen_info.lfb_base >= start &&
+- screen_info.lfb_base < end) {
+- found_bar = 1;
++ /* make sure that the address in the table is actually
++ * on a VGA device's PCI BAR */
++
++ for_each_pci_dev(dev) {
++ int i;
++ if ((dev->class >> 8) != PCI_CLASS_DISPLAY_VGA)
++ continue;
++ for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
++ resource_size_t start, end;
++
++ start = pci_resource_start(dev, i);
++ if (start == 0)
++ break;
++ end = pci_resource_end(dev, i);
++ if (screen_info.lfb_base >= start &&
++ screen_info.lfb_base < end) {
++ found_bar = 1;
++ }
+ }
+ }
+- }
+- if (!found_bar)
+- screen_info.lfb_base = 0;
++ if (!found_bar)
++ screen_info.lfb_base = 0;
+ #endif
++ }
+ }
+ if (screen_info.lfb_base) {
+- if (screen_info.lfb_linelength == 0)
+- screen_info.lfb_linelength = info->stride;
+- if (screen_info.lfb_width == 0)
+- screen_info.lfb_width = info->width;
+- if (screen_info.lfb_height == 0)
+- screen_info.lfb_height = info->height;
++ screen_info.lfb_linelength = choose_value(info->stride,
++ screen_info.lfb_linelength, OVERRIDE_STRIDE,
++ info->flags);
++ screen_info.lfb_width = choose_value(info->width,
++ screen_info.lfb_width, OVERRIDE_WIDTH,
++ info->flags);
++ screen_info.lfb_height = choose_value(info->height,
++ screen_info.lfb_height, OVERRIDE_HEIGHT,
++ info->flags);
+ if (screen_info.orig_video_isVGA == 0)
+ screen_info.orig_video_isVGA = VIDEO_TYPE_EFI;
+ } else {
+@@ -214,6 +238,13 @@ static int set_system(const struct dmi_system_id *id)
+ screen_info.orig_video_isVGA = 0;
+ return 0;
+ }
++
++ printk(KERN_INFO "efifb: dmi detected %s - framebuffer at %p "
++ "(%dx%d, stride %d)\n", id->ident,
++ (void *)screen_info.lfb_base, screen_info.lfb_width,
++ screen_info.lfb_height, screen_info.lfb_linelength);
++
++
+ return 1;
+ }
+