buildroot

From 54b230e26a1889c08507e791ab043f8a4b4ff771 Mon Sep 17 00:00:00 2001

From: Romain Perier <romain.perier@free-electrons.com>

Date: Thu, 7 Jul 2016 14:40:53 +0200

Subject: [PATCH] Add support for Linux 4.4

​

It fixes various things like the use of seq_printf because its API

changed. It also replaces the call to mtrr_add and mtrr_del by

arch_phys_wc_add and arch_phys_wc_del because these symbols are

no longer exported for Linux >= 4.3.x.

​

Signed-off-by: Romain Perier <romain.perier@free-electrons.com>

---

 common/lib/modules/fglrx/build_mod/firegl_public.c | 21 +++++++++++++++++++++

 1 file changed, 21 insertions(+)

​

diff --git a/common/lib/modules/fglrx/build_mod/firegl_public.c b/common/lib/modules/fglrx/build_mod/firegl_public.c

index bb67bba..b4b2d30 100755

--- a/common/lib/modules/fglrx/build_mod/firegl_public.c

+++ b/common/lib/modules/fglrx/build_mod/firegl_public.c

@@ -636,9 +636,16 @@ static int firegl_major_proc_read(struct seq_file *m, void* data)

     len = snprintf(buf, request, "%d\n", major);

 #else

+

+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)

+    seq_printf(m, "%d\n", major);

+    len = 0;

+#else

     len = seq_printf(m, "%d\n", major);

 #endif

+#endif

+

     KCL_DEBUG1(FN_FIREGL_PROC, "return len=%i\n",len);

     return len;

@@ -3432,7 +3439,11 @@ int ATI_API_CALL KCL_MEM_MTRR_Support(void)

 int ATI_API_CALL KCL_MEM_MTRR_AddRegionWc(unsigned long base, unsigned long size)

 {

 #ifdef CONFIG_MTRR

+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)

+    return arch_phys_wc_add(base, size);

+#else

     return mtrr_add(base, size, MTRR_TYPE_WRCOMB, 1);

+#endif

 #else /* !CONFIG_MTRR */

     return -EPERM;

 #endif /* !CONFIG_MTRR */

@@ -3441,7 +3452,12 @@ int ATI_API_CALL KCL_MEM_MTRR_AddRegionWc(unsigned long base, unsigned long size

 int ATI_API_CALL KCL_MEM_MTRR_DeleteRegion(int reg, unsigned long base, unsigned long size)

 {

 #ifdef CONFIG_MTRR

+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)

+    arch_phys_wc_del(reg);

+    return 0;

+#else

     return mtrr_del(reg, base, size);

+#endif

 #else /* !CONFIG_MTRR */

     return -EPERM;

 #endif /* !CONFIG_MTRR */

@@ -6505,8 +6521,13 @@ static int KCL_fpu_save_init(struct task_struct *tsk)

       if (!(fpu->state->xsave.xsave_hdr.xstate_bv & XSTATE_FP))