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This commit is contained in:
Bernhard Stoeckner
2025-01-27 19:36:56 +01:00
parent 9d0b0414a5
commit 54d69484da
1166 changed files with 318863 additions and 182687 deletions
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40
kernel-open/nvidia-modeset/nvidia-modeset-linux.c
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@@ -89,6 +89,9 @@ module_param_named(opportunistic_display_sync, opportunistic_display_sync, bool,
static enum NvKmsDebugForceColorSpace debug_force_color_space = NVKMS_DEBUG_FORCE_COLOR_SPACE_NONE;
module_param_named(debug_force_color_space, debug_force_color_space, uint, 0400);
static bool enable_overlay_layers = true;
module_param_named(enable_overlay_layers, enable_overlay_layers, bool, 0400);
/* These parameters are used for fault injection tests. Normally the defaults
* should be used. */
MODULE_PARM_DESC(fail_malloc, "Fail the Nth call to nvkms_alloc");
@@ -99,19 +102,40 @@ MODULE_PARM_DESC(malloc_verbose, "Report information about malloc calls on modul
static bool malloc_verbose = false;
module_param_named(malloc_verbose, malloc_verbose, bool, 0400);
/* Fail allocating the RM core channel for NVKMS using the i-th method (see
* FailAllocCoreChannelMethod). Failures not using the i-th method are ignored. */
MODULE_PARM_DESC(fail_alloc_core_channel, "Control testing for hardware core channel allocation failure");
static int fail_alloc_core_channel_method = -1;
module_param_named(fail_alloc_core_channel, fail_alloc_core_channel_method, int, 0400);
#if NVKMS_CONFIG_FILE_SUPPORTED
/* This parameter is used to find the dpy override conf file */
#define NVKMS_CONF_FILE_SPECIFIED (nvkms_conf != NULL)
MODULE_PARM_DESC(config_file,
"Path to the nvidia-modeset configuration file "
"(default: disabled)");
"Path to the nvidia-modeset configuration file (default: disabled)");
static char *nvkms_conf = NULL;
module_param_named(config_file, nvkms_conf, charp, 0400);
#endif
static atomic_t nvkms_alloc_called_count;
NvBool nvkms_test_fail_alloc_core_channel(
enum FailAllocCoreChannelMethod method
)
{
if (method != fail_alloc_core_channel_method) {
// don't fail if it's not the currently specified method
return NV_FALSE;
}
printk(KERN_INFO NVKMS_LOG_PREFIX
"Failing core channel allocation using method %d",
fail_alloc_core_channel_method);
return NV_TRUE;
}
NvBool nvkms_output_rounding_fix(void)
{
return output_rounding_fix;
@@ -150,6 +174,11 @@ enum NvKmsDebugForceColorSpace nvkms_debug_force_color_space(void)
return debug_force_color_space;
}
NvBool nvkms_enable_overlay_layers(void)
{
return enable_overlay_layers;
}
NvBool nvkms_kernel_supports_syncpts(void)
{
/*
@@ -1463,6 +1492,8 @@ static size_t nvkms_config_file_open
loff_t pos = 0;
#endif
*buff = NULL;
if (!nvkms_fs_mounted()) {
printk(KERN_ERR NVKMS_LOG_PREFIX "ERROR: Filesystems not mounted\n");
return 0;
@@ -1486,6 +1517,11 @@ static size_t nvkms_config_file_open
goto done;
}
// Do not alloc a 0 sized buffer
if (file_size == 0) {
goto done;
}
*buff = nvkms_alloc(file_size, NV_FALSE);
if (*buff == NULL) {
printk(KERN_WARNING NVKMS_LOG_PREFIX "WARNING: Out of memory\n");