drm/amd: make a type-safe cgs_device struct. (v2)

This is just a type-safety things to avoid everyone taking void *,
it doesn't change anything.

v2: agd5f: split out the dal changes into a separate patch.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2 files changed, 42 insertions, 40 deletions

diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h
index ab84d4947247..ca1e22917e84 100644
--- a/drivers/gpu/drm/amd/include/cgs_common.h
+++ b/drivers/gpu/drm/amd/include/cgs_common.h
@@ -26,6 +26,8 @@
 
 #include "amd_shared.h"
 
+struct cgs_device;
+
 /**
  * enum cgs_gpu_mem_type - GPU memory types
  */
@@ -223,7 +225,7 @@ struct cgs_acpi_method_info {
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_gpu_mem_info_t)(void *cgs_device, enum cgs_gpu_mem_type type,
+typedef int (*cgs_gpu_mem_info_t)(struct cgs_device *cgs_device, enum cgs_gpu_mem_type type,
                                   uint64_t *mc_start, uint64_t *mc_size,
                                   uint64_t *mem_size);
 
@@ -239,7 +241,7 @@ typedef int (*cgs_gpu_mem_info_t)(void *cgs_device, enum cgs_gpu_mem_type type,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_gmap_kmem_t)(void *cgs_device, void *kmem, uint64_t size,
+typedef int (*cgs_gmap_kmem_t)(struct cgs_device *cgs_device, void *kmem, uint64_t size,
                                uint64_t min_offset, uint64_t max_offset,
                                cgs_handle_t *kmem_handle, uint64_t *mcaddr);
 
@@ -250,7 +252,7 @@ typedef int (*cgs_gmap_kmem_t)(void *cgs_device, void *kmem, uint64_t size,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_gunmap_kmem_t)(void *cgs_device, cgs_handle_t kmem_handle);
+typedef int (*cgs_gunmap_kmem_t)(struct cgs_device *cgs_device, cgs_handle_t kmem_handle);
 
 /**
  * cgs_alloc_gpu_mem() - Allocate GPU memory
@@ -279,7 +281,7 @@ typedef int (*cgs_gunmap_kmem_t)(void *cgs_device, cgs_handle_t kmem_handle);
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_alloc_gpu_mem_t)(void *cgs_device, enum cgs_gpu_mem_type type,
+typedef int (*cgs_alloc_gpu_mem_t)(struct cgs_device *cgs_device, enum cgs_gpu_mem_type type,
                                    uint64_t size, uint64_t align,
                                    uint64_t min_offset, uint64_t max_offset,
                                    cgs_handle_t *handle);
@@ -291,7 +293,7 @@ typedef int (*cgs_alloc_gpu_mem_t)(void *cgs_device, enum cgs_gpu_mem_type type,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_free_gpu_mem_t)(void *cgs_device, cgs_handle_t handle);
+typedef int (*cgs_free_gpu_mem_t)(struct cgs_device *cgs_device, cgs_handle_t handle);
 
 /**
  * cgs_gmap_gpu_mem() - GPU-map GPU memory
@@ -303,7 +305,7 @@ typedef int (*cgs_free_gpu_mem_t)(void *cgs_device, cgs_handle_t handle);
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_gmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle,
+typedef int (*cgs_gmap_gpu_mem_t)(struct cgs_device *cgs_device, cgs_handle_t handle,
                                   uint64_t *mcaddr);
 
 /**
@@ -315,7 +317,7 @@ typedef int (*cgs_gmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_gunmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle);
+typedef int (*cgs_gunmap_gpu_mem_t)(struct cgs_device *cgs_device, cgs_handle_t handle);
 
 /**
  * cgs_kmap_gpu_mem() - Kernel-map GPU memory
@@ -326,7 +328,7 @@ typedef int (*cgs_gunmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle);
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_kmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle,
+typedef int (*cgs_kmap_gpu_mem_t)(struct cgs_device *cgs_device, cgs_handle_t handle,
                                   void **map);
 
 /**
@@ -336,7 +338,7 @@ typedef int (*cgs_kmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_kunmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle);
+typedef int (*cgs_kunmap_gpu_mem_t)(struct cgs_device *cgs_device, cgs_handle_t handle);
 
 /**
  * cgs_read_register() - Read an MMIO register
@@ -345,7 +347,7 @@ typedef int (*cgs_kunmap_gpu_mem_t)(void *cgs_device, cgs_handle_t handle);
  *
  * Return:  register value
  */
-typedef uint32_t (*cgs_read_register_t)(void *cgs_device, unsigned offset);
+typedef uint32_t (*cgs_read_register_t)(struct cgs_device *cgs_device, unsigned offset);
 
 /**
  * cgs_write_register() - Write an MMIO register
@@ -353,7 +355,7 @@ typedef uint32_t (*cgs_read_register_t)(void *cgs_device, unsigned offset);
  * @offset:     register offset
  * @value:      register value
  */
-typedef void (*cgs_write_register_t)(void *cgs_device, unsigned offset,
+typedef void (*cgs_write_register_t)(struct cgs_device *cgs_device, unsigned offset,
                                      uint32_t value);
 
 /**
@@ -363,7 +365,7 @@ typedef void (*cgs_write_register_t)(void *cgs_device, unsigned offset,
  *
  * Return:  register value
  */
-typedef uint32_t (*cgs_read_ind_register_t)(void *cgs_device, enum cgs_ind_reg space,
+typedef uint32_t (*cgs_read_ind_register_t)(struct cgs_device *cgs_device, enum cgs_ind_reg space,
                                             unsigned index);
 
 /**
@@ -372,7 +374,7 @@ typedef uint32_t (*cgs_read_ind_register_t)(void *cgs_device, enum cgs_ind_reg s
  * @offset:     register offset
  * @value:      register value
  */
-typedef void (*cgs_write_ind_register_t)(void *cgs_device, enum cgs_ind_reg space,
+typedef void (*cgs_write_ind_register_t)(struct cgs_device *cgs_device, enum cgs_ind_reg space,
                                          unsigned index, uint32_t value);
 
 /**
@@ -382,7 +384,7 @@ typedef void (*cgs_write_ind_register_t)(void *cgs_device, enum cgs_ind_reg spac
  *
  * Return:  Value read
  */
-typedef uint8_t (*cgs_read_pci_config_byte_t)(void *cgs_device, unsigned addr);
+typedef uint8_t (*cgs_read_pci_config_byte_t)(struct cgs_device *cgs_device, unsigned addr);
 
 /**
  * cgs_read_pci_config_word() - Read word from PCI configuration space
@@ -391,7 +393,7 @@ typedef uint8_t (*cgs_read_pci_config_byte_t)(void *cgs_device, unsigned addr);
  *
  * Return:  Value read
  */
-typedef uint16_t (*cgs_read_pci_config_word_t)(void *cgs_device, unsigned addr);
+typedef uint16_t (*cgs_read_pci_config_word_t)(struct cgs_device *cgs_device, unsigned addr);
 
 /**
  * cgs_read_pci_config_dword() - Read dword from PCI configuration space
@@ -400,7 +402,7 @@ typedef uint16_t (*cgs_read_pci_config_word_t)(void *cgs_device, unsigned addr);
  *
  * Return:  Value read
  */
-typedef uint32_t (*cgs_read_pci_config_dword_t)(void *cgs_device,
+typedef uint32_t (*cgs_read_pci_config_dword_t)(struct cgs_device *cgs_device,
                                                 unsigned addr);
 
 /**
@@ -409,7 +411,7 @@ typedef uint32_t (*cgs_read_pci_config_dword_t)(void *cgs_device,
  * @addr:       address
  * @value:      value to write
  */
-typedef void (*cgs_write_pci_config_byte_t)(void *cgs_device, unsigned addr,
+typedef void (*cgs_write_pci_config_byte_t)(struct cgs_device *cgs_device, unsigned addr,
                                             uint8_t value);
 
 /**
@@ -418,7 +420,7 @@ typedef void (*cgs_write_pci_config_byte_t)(void *cgs_device, unsigned addr,
  * @addr:       address, must be word-aligned
  * @value:      value to write
  */
-typedef void (*cgs_write_pci_config_word_t)(void *cgs_device, unsigned addr,
+typedef void (*cgs_write_pci_config_word_t)(struct cgs_device *cgs_device, unsigned addr,
                                             uint16_t value);
 
 /**
@@ -427,7 +429,7 @@ typedef void (*cgs_write_pci_config_word_t)(void *cgs_device, unsigned addr,
  * @addr:       address, must be dword-aligned
  * @value:      value to write
  */
-typedef void (*cgs_write_pci_config_dword_t)(void *cgs_device, unsigned addr,
+typedef void (*cgs_write_pci_config_dword_t)(struct cgs_device *cgs_device, unsigned addr,
                                              uint32_t value);
 
 
@@ -441,7 +443,7 @@ typedef void (*cgs_write_pci_config_dword_t)(void *cgs_device, unsigned addr,
  *
  * Return: 0 on success, -errno otherwise
  */
-typedef int (*cgs_get_pci_resource_t)(void *cgs_device,
+typedef int (*cgs_get_pci_resource_t)(struct cgs_device *cgs_device,
                                       enum cgs_resource_type resource_type,
                                       uint64_t size,
                                       uint64_t offset,
@@ -458,7 +460,7 @@ typedef int (*cgs_get_pci_resource_t)(void *cgs_device,
  * Return: Pointer to start of the table, or NULL on failure
  */
 typedef const void *(*cgs_atom_get_data_table_t)(
-        void *cgs_device, unsigned table,
+        struct cgs_device *cgs_device, unsigned table,
         uint16_t *size, uint8_t *frev, uint8_t *crev);
 
 /**
@@ -470,7 +472,7 @@ typedef const void *(*cgs_atom_get_data_table_t)(
  *
  * Return: 0 on success, -errno otherwise
  */
-typedef int (*cgs_atom_get_cmd_table_revs_t)(void *cgs_device, unsigned table,
+typedef int (*cgs_atom_get_cmd_table_revs_t)(struct cgs_device *cgs_device, unsigned table,
                                              uint8_t *frev, uint8_t *crev);
 
 /**
@@ -481,7 +483,7 @@ typedef int (*cgs_atom_get_cmd_table_revs_t)(void *cgs_device, unsigned table,
  *
  * Return: 0 on success, -errno otherwise
  */
-typedef int (*cgs_atom_exec_cmd_table_t)(void *cgs_device,
+typedef int (*cgs_atom_exec_cmd_table_t)(struct cgs_device *cgs_device,
                                          unsigned table, void *args);
 
 /**
@@ -491,7 +493,7 @@ typedef int (*cgs_atom_exec_cmd_table_t)(void *cgs_device,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_create_pm_request_t)(void *cgs_device, cgs_handle_t *request);
+typedef int (*cgs_create_pm_request_t)(struct cgs_device *cgs_device, cgs_handle_t *request);
 
 /**
  * cgs_destroy_pm_request() - Destroy a power management request
@@ -500,7 +502,7 @@ typedef int (*cgs_create_pm_request_t)(void *cgs_device, cgs_handle_t *request);
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_destroy_pm_request_t)(void *cgs_device, cgs_handle_t request);
+typedef int (*cgs_destroy_pm_request_t)(struct cgs_device *cgs_device, cgs_handle_t request);
 
 /**
  * cgs_set_pm_request() - Activate or deactiveate a PM request
@@ -516,7 +518,7 @@ typedef int (*cgs_destroy_pm_request_t)(void *cgs_device, cgs_handle_t request);
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_set_pm_request_t)(void *cgs_device, cgs_handle_t request,
+typedef int (*cgs_set_pm_request_t)(struct cgs_device *cgs_device, cgs_handle_t request,
                                     int active);
 
 /**
@@ -528,7 +530,7 @@ typedef int (*cgs_set_pm_request_t)(void *cgs_device, cgs_handle_t request,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_pm_request_clock_t)(void *cgs_device, cgs_handle_t request,
+typedef int (*cgs_pm_request_clock_t)(struct cgs_device *cgs_device, cgs_handle_t request,
                                       enum cgs_clock clock, unsigned freq);
 
 /**
@@ -540,7 +542,7 @@ typedef int (*cgs_pm_request_clock_t)(void *cgs_device, cgs_handle_t request,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_pm_request_engine_t)(void *cgs_device, cgs_handle_t request,
+typedef int (*cgs_pm_request_engine_t)(struct cgs_device *cgs_device, cgs_handle_t request,
                                        enum cgs_engine engine, int powered);
 
 /**
@@ -551,7 +553,7 @@ typedef int (*cgs_pm_request_engine_t)(void *cgs_device, cgs_handle_t request,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_pm_query_clock_limits_t)(void *cgs_device,
+typedef int (*cgs_pm_query_clock_limits_t)(struct cgs_device *cgs_device,
                                            enum cgs_clock clock,
                                            struct cgs_clock_limits *limits);
 
@@ -563,7 +565,7 @@ typedef int (*cgs_pm_query_clock_limits_t)(void *cgs_device,
  *
  * Return: 0 on success, -errno otherwise
  */
-typedef int (*cgs_set_camera_voltages_t)(void *cgs_device, uint32_t mask,
+typedef int (*cgs_set_camera_voltages_t)(struct cgs_device *cgs_device, uint32_t mask,
                                          const uint32_t *voltages);
 /**
  * cgs_get_firmware_info - Get the firmware information from core driver
@@ -573,25 +575,25 @@ typedef int (*cgs_set_camera_voltages_t)(void *cgs_device, uint32_t mask,
  *
  * Return: 0 on success, -errno otherwise
  */
-typedef int (*cgs_get_firmware_info)(void *cgs_device,
+typedef int (*cgs_get_firmware_info)(struct cgs_device *cgs_device,
                                      enum cgs_ucode_id type,
                                      struct cgs_firmware_info *info);
 
-typedef int(*cgs_set_powergating_state)(void *cgs_device,
+typedef int(*cgs_set_powergating_state)(struct cgs_device *cgs_device,
                                   enum amd_ip_block_type block_type,
                                   enum amd_powergating_state state);
 
-typedef int(*cgs_set_clockgating_state)(void *cgs_device,
+typedef int(*cgs_set_clockgating_state)(struct cgs_device *cgs_device,
                                   enum amd_ip_block_type block_type,
                                   enum amd_clockgating_state state);
 
 typedef int(*cgs_get_active_displays_info)(
-                                        void *cgs_device,
+                                        struct cgs_device *cgs_device,
                                         struct cgs_display_info *info);
 
-typedef int (*cgs_notify_dpm_enabled)(void *cgs_device, bool enabled);
+typedef int (*cgs_notify_dpm_enabled)(struct cgs_device *cgs_device, bool enabled);
 
-typedef int (*cgs_call_acpi_method)(void *cgs_device,
+typedef int (*cgs_call_acpi_method)(struct cgs_device *cgs_device,
                                         uint32_t acpi_method,
                                         uint32_t acpi_function,
                                         void *pinput, void *poutput,
@@ -599,7 +601,7 @@ typedef int (*cgs_call_acpi_method)(void *cgs_device,
                                         uint32_t input_size,
                                         uint32_t output_size);
 
-typedef int (*cgs_query_system_info)(void *cgs_device,
+typedef int (*cgs_query_system_info)(struct cgs_device *cgs_device,
                                 struct cgs_system_info *sys_info);
 
 struct cgs_ops {
diff --git a/drivers/gpu/drm/amd/include/cgs_linux.h b/drivers/gpu/drm/amd/include/cgs_linux.h
index 3b47ae313e36..ca4f6007a9b3 100644
--- a/drivers/gpu/drm/amd/include/cgs_linux.h
+++ b/drivers/gpu/drm/amd/include/cgs_linux.h
@@ -66,7 +66,7 @@ typedef int (*cgs_irq_handler_func_t)(void *private_data,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_add_irq_source_t)(void *cgs_device, unsigned src_id,
+typedef int (*cgs_add_irq_source_t)(struct cgs_device *cgs_device, unsigned src_id,
                                     unsigned num_types,
                                     cgs_irq_source_set_func_t set,
                                     cgs_irq_handler_func_t handler,
@@ -83,7 +83,7 @@ typedef int (*cgs_add_irq_source_t)(void *cgs_device, unsigned src_id,
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_irq_get_t)(void *cgs_device, unsigned src_id, unsigned type);
+typedef int (*cgs_irq_get_t)(struct cgs_device *cgs_device, unsigned src_id, unsigned type);
 
 /**
  * cgs_irq_put() - Indicate IRQ source is no longer needed
@@ -98,7 +98,7 @@ typedef int (*cgs_irq_get_t)(void *cgs_device, unsigned src_id, unsigned type);
  *
  * Return:  0 on success, -errno otherwise
  */
-typedef int (*cgs_irq_put_t)(void *cgs_device, unsigned src_id, unsigned type);
+typedef int (*cgs_irq_put_t)(struct cgs_device *cgs_device, unsigned src_id, unsigned type);
 
 struct cgs_os_ops {
         /* IRQ handling */