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Commit 97cb7f6e authored by Chunming Zhou's avatar Chunming Zhou Committed by Alex Deucher
Browse files

drm/amdgpu: Implement the pciconfig callbacks for CGS 



This implements the pciconfig register accessors.

Reviewed-by: default avatarJammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: default avatarChunming Zhou <David1.Zhou@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent aba684d8

drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c

+28 −12
Original line number Original line Diff line number Diff line
@@ -21,6 +21,7 @@ 
 *

 *

 *

 *

 */

 */

#include <linux/pci.h>

#include "amdgpu.h"

#include "amdgpu.h"

#include "cgs_linux.h"

#include "cgs_linux.h"
@@ -163,42 +164,57 @@ static void amdgpu_cgs_write_ind_register(void *cgs_device, 




static uint8_t amdgpu_cgs_read_pci_config_byte(void *cgs_device, unsigned addr)

static uint8_t amdgpu_cgs_read_pci_config_byte(void *cgs_device, unsigned addr)

{

{

	/* TODO */

	CGS_FUNC_ADEV;

	uint8_t val;

	int ret = pci_read_config_byte(adev->pdev, addr, &val);

	if (WARN(ret, "pci_read_config_byte error"))

		return 0;

		return 0;

	return val;

}

}





static uint16_t amdgpu_cgs_read_pci_config_word(void *cgs_device, unsigned addr)

static uint16_t amdgpu_cgs_read_pci_config_word(void *cgs_device, unsigned addr)

{

{

	/* TODO */

	CGS_FUNC_ADEV;

	uint16_t val;

	int ret = pci_read_config_word(adev->pdev, addr, &val);

	if (WARN(ret, "pci_read_config_word error"))

		return 0;

		return 0;

	return val;

}

}





static uint32_t amdgpu_cgs_read_pci_config_dword(void *cgs_device,

static uint32_t amdgpu_cgs_read_pci_config_dword(void *cgs_device,

						 unsigned addr)

						 unsigned addr)

{

{

	/* TODO */

	CGS_FUNC_ADEV;

	uint32_t val;

	int ret = pci_read_config_dword(adev->pdev, addr, &val);

	if (WARN(ret, "pci_read_config_dword error"))

		return 0;

		return 0;

	return val;

}

}





static void amdgpu_cgs_write_pci_config_byte(void *cgs_device, unsigned addr,

static void amdgpu_cgs_write_pci_config_byte(void *cgs_device, unsigned addr,

					     uint8_t value)

					     uint8_t value)

{

{

	/* TODO */

	CGS_FUNC_ADEV;

	return;

	int ret = pci_write_config_byte(adev->pdev, addr, value);

	WARN(ret, "pci_write_config_byte error");

}

}





static void amdgpu_cgs_write_pci_config_word(void *cgs_device, unsigned addr,

static void amdgpu_cgs_write_pci_config_word(void *cgs_device, unsigned addr,

					     uint16_t value)

					     uint16_t value)

{

{

	/* TODO */

	CGS_FUNC_ADEV;

	return;

	int ret = pci_write_config_word(adev->pdev, addr, value);

	WARN(ret, "pci_write_config_word error");

}

}





static void amdgpu_cgs_write_pci_config_dword(void *cgs_device, unsigned addr,

static void amdgpu_cgs_write_pci_config_dword(void *cgs_device, unsigned addr,

					      uint32_t value)

					      uint32_t value)

{

{

	/* TODO */

	CGS_FUNC_ADEV;

	return;

	int ret = pci_write_config_dword(adev->pdev, addr, value);

	WARN(ret, "pci_write_config_dword error");

}

}





static const void *amdgpu_cgs_atom_get_data_table(void *cgs_device,

static const void *amdgpu_cgs_atom_get_data_table(void *cgs_device,