[PATCH HID v2 06/16] HID: bpf: add defines for HID-BPF SEC in in-tree bpf fixes

Benjamin Tissoires
2024-06-07T15:28:46Z

We are going to switch over struct_ops, so instead of having to manually
replace all fields one by one, let's have a common place to change it.

Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>

---

no changes in v2
---
drivers/hid/bpf/progs/FR-TEC__Raptor-Mach-2.bpf.c | 4 ++--
drivers/hid/bpf/progs/HP__Elite-Presenter.bpf.c | 2 +-
drivers/hid/bpf/progs/Huion__Kamvas-Pro-19.bpf.c | 4 ++--
drivers/hid/bpf/progs/IOGEAR__Kaliber-MMOmentum.bpf.c | 2 +-
drivers/hid/bpf/progs/Microsoft__XBox-Elite-2.bpf.c | 2 +-
drivers/hid/bpf/progs/Wacom__ArtPen.bpf.c | 2 +-
drivers/hid/bpf/progs/XPPen__Artist24.bpf.c | 4 ++--
drivers/hid/bpf/progs/XPPen__ArtistPro16Gen2.bpf.c | 6 +++---
drivers/hid/bpf/progs/hid_bpf.h | 3 +++
9 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/drivers/hid/bpf/progs/FR-TEC__Raptor-Mach-2.bpf.c b/drivers/hid/bpf/progs/FR-TEC__Raptor-Mach-2.bpf.c
index dc26a7677d36..2c2c1637ade8 100644
--- a/drivers/hid/bpf/progs/FR-TEC__Raptor-Mach-2.bpf.c
+++ b/drivers/hid/bpf/progs/FR-TEC__Raptor-Mach-2.bpf.c
@@ -133,7 +133,7 @@ HID_BPF_CONFIG(
* integer. We thus divide it by 30 to match what other joysticks are
* doing
*/
-SEC("fmod_ret/hid_bpf_rdesc_fixup")
+SEC(HID_BPF_RDESC_FIXUP)
int BPF_PROG(hid_fix_rdesc_raptor_mach_2, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, HID_MAX_DESCRIPTOR_SIZE /* size */);
@@ -152,7 +152,7 @@ int BPF_PROG(hid_fix_rdesc_raptor_mach_2, struct hid_bpf_ctx *hctx)
* divide it by 30.
* Byte 34 is always null, so it is ignored.
*/
-SEC("fmod_ret/hid_bpf_device_event")
+SEC(HID_BPF_DEVICE_EVENT)
int BPF_PROG(raptor_mach_2_fix_hat_switch, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 64 /* size */);
diff --git a/drivers/hid/bpf/progs/HP__Elite-Presenter.bpf.c b/drivers/hid/bpf/progs/HP__Elite-Presenter.bpf.c
index 3d14bbb6f276..17fc55f6f02c 100644
--- a/drivers/hid/bpf/progs/HP__Elite-Presenter.bpf.c
+++ b/drivers/hid/bpf/progs/HP__Elite-Presenter.bpf.c
@@ -30,7 +30,7 @@ HID_BPF_CONFIG(
* pointer.
*/

-SEC("fmod_ret/hid_bpf_rdesc_fixup")
+SEC(HID_BPF_RDESC_FIXUP)
int BPF_PROG(hid_fix_rdesc, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 4096 /* size */);
diff --git a/drivers/hid/bpf/progs/Huion__Kamvas-Pro-19.bpf.c b/drivers/hid/bpf/progs/Huion__Kamvas-Pro-19.bpf.c
index ff759f2276f9..24b8a5aa05f3 100644
--- a/drivers/hid/bpf/progs/Huion__Kamvas-Pro-19.bpf.c
+++ b/drivers/hid/bpf/progs/Huion__Kamvas-Pro-19.bpf.c
@@ -191,7 +191,7 @@ static const __u8 fixed_rdesc[] = {
0xc0, // End Collection 327
};

-SEC("fmod_ret/hid_bpf_rdesc_fixup")
+SEC(HID_BPF_RDESC_FIXUP)
int BPF_PROG(hid_fix_rdesc_huion_kamvas_pro_19, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, HID_MAX_DESCRIPTOR_SIZE /* size */);
@@ -215,7 +215,7 @@ int BPF_PROG(hid_fix_rdesc_huion_kamvas_pro_19, struct hid_bpf_ctx *hctx)
* - if there was this out-of-proximity event, we are entering
* eraser mode, and we will until the next out-of-proximity.
*/
-SEC("fmod_ret/hid_bpf_device_event")
+SEC(HID_BPF_DEVICE_EVENT)
int BPF_PROG(kamvas_pro_19_fix_3rd_button, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 10 /* size */);
diff --git a/drivers/hid/bpf/progs/IOGEAR__Kaliber-MMOmentum.bpf.c b/drivers/hid/bpf/progs/IOGEAR__Kaliber-MMOmentum.bpf.c
index 225cbefdbf0e..bee37872ee8c 100644
--- a/drivers/hid/bpf/progs/IOGEAR__Kaliber-MMOmentum.bpf.c
+++ b/drivers/hid/bpf/progs/IOGEAR__Kaliber-MMOmentum.bpf.c
@@ -21,7 +21,7 @@ HID_BPF_CONFIG(
* We just fix the report descriptor to enable those missing 7 buttons.
*/

-SEC("fmod_ret/hid_bpf_rdesc_fixup")
+SEC(HID_BPF_RDESC_FIXUP)
int BPF_PROG(hid_fix_rdesc, struct hid_bpf_ctx *hctx)
{
const u8 offsets[] = {84, 112, 140};
diff --git a/drivers/hid/bpf/progs/Microsoft__XBox-Elite-2.bpf.c b/drivers/hid/bpf/progs/Microsoft__XBox-Elite-2.bpf.c
index c04abecab8ee..f9ad33f4a373 100644
--- a/drivers/hid/bpf/progs/Microsoft__XBox-Elite-2.bpf.c
+++ b/drivers/hid/bpf/progs/Microsoft__XBox-Elite-2.bpf.c
@@ -93,7 +93,7 @@ _Static_assert(sizeof(rdesc_assign_selection) == sizeof(fixed_rdesc_assign_selec
_Static_assert(sizeof(rdesc_assign_selection) + OFFSET_ASSIGN_SELECTION < ORIGINAL_RDESC_SIZE,
"Rdesc at given offset is too big");

-SEC("fmod_ret/hid_bpf_rdesc_fixup")
+SEC(HID_BPF_RDESC_FIXUP)
int BPF_PROG(hid_fix_rdesc, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 4096 /* size */);
diff --git a/drivers/hid/bpf/progs/Wacom__ArtPen.bpf.c b/drivers/hid/bpf/progs/Wacom__ArtPen.bpf.c
index dc05aa48faa7..39d77c5e9172 100644
--- a/drivers/hid/bpf/progs/Wacom__ArtPen.bpf.c
+++ b/drivers/hid/bpf/progs/Wacom__ArtPen.bpf.c
@@ -101,7 +101,7 @@ static inline __u8 *get_u8(__u8 *data, unsigned int offset)
return (__u8 *)get_bits(data, offset);
}

-SEC("fmod_ret/hid_bpf_device_event")
+SEC(HID_BPF_DEVICE_EVENT)
int BPF_PROG(artpen_pressure_interpolate, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, PEN_REPORT_LEN /* size */);
diff --git a/drivers/hid/bpf/progs/XPPen__Artist24.bpf.c b/drivers/hid/bpf/progs/XPPen__Artist24.bpf.c
index e1be6a12bb75..c938808bd589 100644
--- a/drivers/hid/bpf/progs/XPPen__Artist24.bpf.c
+++ b/drivers/hid/bpf/progs/XPPen__Artist24.bpf.c
@@ -91,7 +91,7 @@ static const __u8 fixed_rdesc[] = {

#define U16(index) (data[index] | (data[index + 1] << 8))

-SEC("fmod_ret/hid_bpf_rdesc_fixup")
+SEC(HID_BPF_RDESC_FIXUP)
int BPF_PROG(hid_fix_rdesc_xppen_artist24, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 4096 /* size */);
@@ -152,7 +152,7 @@ static __u8 prev_state = 0;
* E: TipSwitch InRange
*
*/
-SEC("fmod_ret/hid_bpf_device_event")
+SEC(HID_BPF_DEVICE_EVENT)
int BPF_PROG(xppen_24_fix_eraser, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 10 /* size */);
diff --git a/drivers/hid/bpf/progs/XPPen__ArtistPro16Gen2.bpf.c b/drivers/hid/bpf/progs/XPPen__ArtistPro16Gen2.bpf.c
index 65ef10036126..77ef8b95d52e 100644
--- a/drivers/hid/bpf/progs/XPPen__ArtistPro16Gen2.bpf.c
+++ b/drivers/hid/bpf/progs/XPPen__ArtistPro16Gen2.bpf.c
@@ -82,7 +82,7 @@ static const __u8 fixed_rdesc[] = {
0xc0, // End Collection 112
};

-SEC("fmod_ret/hid_bpf_rdesc_fixup")
+SEC(HID_BPF_RDESC_FIXUP)
int BPF_PROG(hid_fix_rdesc_xppen_artistpro16gen2, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 4096 /* size */);
@@ -105,7 +105,7 @@ int BPF_PROG(hid_fix_rdesc_xppen_artistpro16gen2, struct hid_bpf_ctx *hctx)
return sizeof(fixed_rdesc);
}

-SEC("fmod_ret/hid_bpf_device_event")
+SEC(HID_BPF_DEVICE_EVENT)
int BPF_PROG(xppen_16_fix_eraser, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 10 /* size */);
@@ -207,7 +207,7 @@ static void compensate_coordinates_by_tilt(__u8 *data, const __u8 idx,
data[idx+1] = coords >> 8;
}

-SEC("fmod_ret/hid_bpf_device_event")
+SEC(HID_BPF_DEVICE_EVENT)
int BPF_PROG(xppen_16_fix_angle_offset, struct hid_bpf_ctx *hctx)
{
__u8 *data = hid_bpf_get_data(hctx, 0 /* offset */, 10 /* size */);
diff --git a/drivers/hid/bpf/progs/hid_bpf.h b/drivers/hid/bpf/progs/hid_bpf.h
index 7ee371cac2e1..1970faf84310 100644
--- a/drivers/hid/bpf/progs/hid_bpf.h
+++ b/drivers/hid/bpf/progs/hid_bpf.h
@@ -5,6 +5,9 @@
#ifndef ____HID_BPF__H
#define ____HID_BPF__H

+#define HID_BPF_DEVICE_EVENT "fmod_ret/hid_bpf_device_event"
+#define HID_BPF_RDESC_FIXUP "fmod_ret/hid_bpf_rdesc_fixup"
+
struct hid_bpf_probe_args {
unsigned int hid;
unsigned int rdesc_size;

--
2.44.0