drm/radeon: use radeon device for request firmware

Avoid creating temporary platform device that will lead to issue
when several radeon gpu are in same computer. Instead directly use
the radeon device for requesting firmware.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 7 insertions, 18 deletions

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index ed1d91025928..27891d87c1d3 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -22,7 +22,6 @@
  * Authors: Alex Deucher
  */
 #include <linux/firmware.h>
-#include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/module.h>
 #include "drmP.h"
@@ -742,7 +741,6 @@ static int ci_mc_load_microcode(struct radeon_device *rdev)
  */
 static int cik_init_microcode(struct radeon_device *rdev)
 {
-	struct platform_device *pdev;
 	const char *chip_name;
 	size_t pfp_req_size, me_req_size, ce_req_size,
 		mec_req_size, rlc_req_size, mc_req_size,
@@ -752,13 +750,6 @@ static int cik_init_microcode(struct radeon_device *rdev)
 
 	DRM_DEBUG("\n");
 
-	pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
-	err = IS_ERR(pdev);
-	if (err) {
-		printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
-		return -EINVAL;
-	}
-
 	switch (rdev->family) {
 	case CHIP_BONAIRE:
 		chip_name = "BONAIRE";
@@ -794,7 +785,7 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	DRM_INFO("Loading %s Microcode\n", chip_name);
 
 	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
-	err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
+	err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
 	if (err)
 		goto out;
 	if (rdev->pfp_fw->size != pfp_req_size) {
@@ -806,7 +797,7 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
-	err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
+	err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
 	if (err)
 		goto out;
 	if (rdev->me_fw->size != me_req_size) {
@@ -817,7 +808,7 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name);
-	err = request_firmware(&rdev->ce_fw, fw_name, &pdev->dev);
+	err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev);
 	if (err)
 		goto out;
 	if (rdev->ce_fw->size != ce_req_size) {
@@ -828,7 +819,7 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "radeon/%s_mec.bin", chip_name);
-	err = request_firmware(&rdev->mec_fw, fw_name, &pdev->dev);
+	err = request_firmware(&rdev->mec_fw, fw_name, rdev->dev);
 	if (err)
 		goto out;
 	if (rdev->mec_fw->size != mec_req_size) {
@@ -839,7 +830,7 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", chip_name);
-	err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
+	err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
 	if (err)
 		goto out;
 	if (rdev->rlc_fw->size != rlc_req_size) {
@@ -850,7 +841,7 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "radeon/%s_sdma.bin", chip_name);
-	err = request_firmware(&rdev->sdma_fw, fw_name, &pdev->dev);
+	err = request_firmware(&rdev->sdma_fw, fw_name, rdev->dev);
 	if (err)
 		goto out;
 	if (rdev->sdma_fw->size != sdma_req_size) {
@@ -863,7 +854,7 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	/* No MC ucode on APUs */
 	if (!(rdev->flags & RADEON_IS_IGP)) {
 		snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
-		err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev);
+		err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
 		if (err)
 			goto out;
 		if (rdev->mc_fw->size != mc_req_size) {
@@ -875,8 +866,6 @@ static int cik_init_microcode(struct radeon_device *rdev)
 	}
 
 out:
-	platform_device_unregister(pdev);
-
 	if (err) {
 		if (err != -EINVAL)
 			printk(KERN_ERR