[PATCH 17/20] drm/radeon/evergreend: Move 'evergreen_*' and 'sumo_*' prototypes out to shared location

[Lee Jones]

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/radeon/evergreen.c:1281:6: warning: no previous prototype for ‘evergreen_fix_pci_max_read_req_size’ [-Wmissing-prototypes]
 1281 | void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:2664:6: warning: no previous prototype for ‘evergreen_mc_stop’ [-Wmissing-prototypes]
 2664 | void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save)
 | ^~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:2762:6: warning: no previous prototype for ‘evergreen_mc_resume’ [-Wmissing-prototypes]
 2762 | void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save)
 | ^~~~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:2850:6: warning: no previous prototype for ‘evergreen_mc_program’ [-Wmissing-prototypes]
 2850 | void evergreen_mc_program(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:3710:5: warning: no previous prototype for ‘evergreen_mc_init’ [-Wmissing-prototypes]
 3710 | int evergreen_mc_init(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:3769:6: warning: no previous prototype for ‘evergreen_print_gpu_status_regs’ [-Wmissing-prototypes]
 3769 | void evergreen_print_gpu_status_regs(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:3797:6: warning: no previous prototype for ‘evergreen_is_display_hung’ [-Wmissing-prototypes]
 3797 | bool evergreen_is_display_hung(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:4009:6: warning: no previous prototype for ‘evergreen_gpu_pci_config_reset’ [-Wmissing-prototypes]
 4009 | void evergreen_gpu_pci_config_reset(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:4110:6: warning: no previous prototype for ‘sumo_rlc_fini’ [-Wmissing-prototypes]
 4110 | void sumo_rlc_fini(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:4153:5: warning: no previous prototype for ‘sumo_rlc_init’ [-Wmissing-prototypes]
 4153 | int sumo_rlc_init(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:4381:5: warning: no previous prototype for ‘evergreen_rlc_resume’ [-Wmissing-prototypes]
 4381 | int evergreen_rlc_resume(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~
 drivers/gpu/drm/radeon/evergreen.c:4670:6: warning: no previous prototype for ‘evergreen_irq_suspend’ [-Wmissing-prototypes]
 4670 | void evergreen_irq_suspend(struct radeon_device *rdev)
 | ^~~~~~~~~~~~~~~~~~~~~

NB: Lots more of these - snipped for brevity

Cc: Alex Deucher <alexander.deucher at amd.com>
Cc: "Christian König" <christian.koenig at amd.com>
Cc: David Airlie <airlied at linux.ie>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: amd-gfx at lists.freedesktop.org
Cc: dri-devel at lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones at linaro.org>
---
 drivers/gpu/drm/radeon/ni.c     | 16 ----------------
 drivers/gpu/drm/radeon/radeon.h | 23 +++++++++++++++++++++++
 drivers/gpu/drm/radeon/si.c     |  6 ------
 3 files changed, 23 insertions(+), 22 deletions(-)

diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 02feb0801fd30..91bba473f2703 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -38,7 +38,6 @@
 #include "radeon_asic.h"
 #include "radeon_audio.h"
 #include "radeon_ucode.h"
-
 /*
  * Indirect registers accessor
  */
@@ -190,21 +189,6 @@ static const u32 tn_rlc_save_restore_register_list[] =
 	0x802c,
 };
 
-extern bool evergreen_is_display_hung(struct radeon_device *rdev);
-extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
-extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
-extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
-extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
-extern void evergreen_mc_program(struct radeon_device *rdev);
-extern void evergreen_irq_suspend(struct radeon_device *rdev);
-extern int evergreen_mc_init(struct radeon_device *rdev);
-extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
-extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
-extern void evergreen_program_aspm(struct radeon_device *rdev);
-extern void sumo_rlc_fini(struct radeon_device *rdev);
-extern int sumo_rlc_init(struct radeon_device *rdev);
-extern void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
-
 /* Firmware Names */
 MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
 MODULE_FIRMWARE("radeon/BARTS_me.bin");
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 1cbbaff7cede2..3e53a9493ae92 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -2951,6 +2951,29 @@ extern u32 r6xx_remap_render_backend(struct radeon_device *rdev,
 extern int ni_init_microcode(struct radeon_device *rdev);
 extern int ni_mc_load_microcode(struct radeon_device *rdev);
 
+/*
+ * evergreen functions used by ni.c and si.c
+ */
+
+struct evergreen_mc_save;
+
+bool evergreen_is_display_hung(struct radeon_device *rdev);
+void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
+void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
+void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
+int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
+void evergreen_mc_program(struct radeon_device *rdev);
+void evergreen_irq_suspend(struct radeon_device *rdev);
+int evergreen_mc_init(struct radeon_device *rdev);
+void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
+void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
+void evergreen_program_aspm(struct radeon_device *rdev);
+void sumo_rlc_fini(struct radeon_device *rdev);
+int sumo_rlc_init(struct radeon_device *rdev);
+void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
+u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev);
+void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
+
 /* radeon_acpi.c */
 #if defined(CONFIG_ACPI)
 extern int radeon_acpi_init(struct radeon_device *rdev);
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 93dcab548a835..8b80884990aee 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -129,12 +129,6 @@ extern void sumo_rlc_fini(struct radeon_device *rdev);
 extern int sumo_rlc_init(struct radeon_device *rdev);
 extern int r600_ih_ring_alloc(struct radeon_device *rdev);
 extern void r600_ih_ring_fini(struct radeon_device *rdev);
-extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
-extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
-extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
-extern u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev);
-extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
-extern bool evergreen_is_display_hung(struct radeon_device *rdev);
 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
 					 bool enable);
 static void si_init_pg(struct radeon_device *rdev);
-- 
2.25.1