- build fix for kernel 4.15 from Debian

[packages/xorg-driver-video-nvidia-legacy-304xx.git] / kernel-4.15.patch

diff --git a/kernel-4.15.patch b/kernel-4.15.patch
new file mode 100644 (file)
index 0000000..e195bed
--- /dev/null
+++ b/kernel-4.15.patch
@@ -0,0 +1,60 @@
+Author: Luca Boccassi <bluca@debian.org>
+Description: Fix timer API calls for kernel >= 4.15
+ From kernel 4.15 and newer (commit 7eeb6b893bd28c) the init_timer APIs have
+ been retired and replaced by new timer_list APIs.
+--- a/kernel/nv.c
++++ b/kernel/nv.c
+@@ -17,6 +17,8 @@
+ #include "rmil.h"
+ #include "nv-pat.h"
+ 
++#include <linux/version.h>
++
+ #if defined(MODULE_LICENSE)
+ MODULE_LICENSE("NVIDIA");
+ #endif
+@@ -301,7 +303,11 @@
+ #else
+ irqreturn_t   nv_kern_isr(int, void *);
+ #endif
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
+ void          nv_kern_rc_timer(unsigned long);
++#else
++void          nv_kern_rc_timer(struct timer_list *);
++#endif
+ #if defined(NV_PM_SUPPORT_OLD_STYLE_APM)
+ static int    nv_kern_apm_event(struct pm_dev *, pm_request_t, void *);
+ #endif
+@@ -2075,10 +2081,18 @@
+ }
+ 
+ void nv_kern_rc_timer(
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
+     unsigned long data
++#else
++    struct timer_list *t_list
++#endif
+ )
+ {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
+     nv_linux_state_t *nvl = (nv_linux_state_t *) data;
++#else
++    nv_linux_state_t *nvl = from_timer(nvl, t_list, rc_timer);
++#endif
+     nv_state_t *nv = NV_STATE_PTR(nvl);
+ 
+     NV_CHECK_PCI_CONFIG_SPACE(nvl->timer_sp, nv, TRUE, TRUE, FALSE);
+@@ -3029,9 +3043,13 @@
+         return -1;
+ 
+     nv_printf(NV_DBG_INFO, "NVRM: initializing rc timer\n");
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 15, 0)
+     init_timer(&nvl->rc_timer);
+     nvl->rc_timer.function = nv_kern_rc_timer;
+     nvl->rc_timer.data = (unsigned long) nv;
++#else
++    timer_setup(&nvl->rc_timer, nv_kern_rc_timer, 0);
++#endif
+     nv->rc_timer_enabled = 1;
+     mod_timer(&nvl->rc_timer, jiffies + HZ); /* set our timeout for 1 second */
+     nv_printf(NV_DBG_INFO, "NVRM: rc timer initialized\n");