Am 11.07.2013 21:53, schrieb j.glisse at gmail.com:
> From: Jerome Glisse <jglisse at redhat.com>
>
> 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.
>
> Signed-off-by: Jerome Glisse <jglisse at redhat.com>
Thanks, also had that on my todo list since I wrote the UVD code.
Patchset is: Reviewed-by: Christian K?nig <christian.koenig at amd.com>
> ---
> drivers/gpu/drm/radeon/cik.c | 25 +++++++------------------
> drivers/gpu/drm/radeon/ni.c | 21 +++++----------------
> drivers/gpu/drm/radeon/r100.c | 11 +----------
> drivers/gpu/drm/radeon/r600.c | 19 ++++---------------
> drivers/gpu/drm/radeon/radeon_uvd.c | 13 +------------
> drivers/gpu/drm/radeon/si.c | 23 ++++++-----------------
> 6 files changed, 24 insertions(+), 88 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
> index db507a4..b893165 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
> diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
> index f30127c..465b17e 100644
> --- a/drivers/gpu/drm/radeon/ni.c
> +++ b/drivers/gpu/drm/radeon/ni.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 <drm/drmP.h>
> @@ -684,7 +683,6 @@ int ni_mc_load_microcode(struct radeon_device *rdev)
>
> int ni_init_microcode(struct radeon_device *rdev)
> {
> - struct platform_device *pdev;
> const char *chip_name;
> const char *rlc_chip_name;
> size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
> @@ -694,13 +692,6 @@ int ni_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_BARTS:
> chip_name = "BARTS";
> @@ -753,7 +744,7 @@ int ni_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) {
> @@ -765,7 +756,7 @@ int ni_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) {
> @@ -776,7 +767,7 @@ int ni_init_microcode(struct radeon_device *rdev)
> }
>
> snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_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) {
> @@ -789,7 +780,7 @@ int ni_init_microcode(struct radeon_device *rdev)
> /* no MC ucode on TN */
> 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) {
> @@ -802,7 +793,7 @@ int ni_init_microcode(struct radeon_device *rdev)
>
> if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
> snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin",
> chip_name);
> - err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev);
> + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
> if (err)
> goto out;
> if (rdev->smc_fw->size != smc_req_size) {
> @@ -814,8 +805,6 @@ int ni_init_microcode(struct radeon_device *rdev)
> }
>
> out:
> - platform_device_unregister(pdev);
> -
> if (err) {
> if (err != -EINVAL)
> printk(KERN_ERR
> diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
> index d0314ec..d5a4541 100644
> --- a/drivers/gpu/drm/radeon/r100.c
> +++ b/drivers/gpu/drm/radeon/r100.c
> @@ -39,7 +39,6 @@
> #include "atom.h"
>
> #include <linux/firmware.h>
> -#include <linux/platform_device.h>
> #include <linux/module.h>
>
> #include "r100_reg_safe.h"
> @@ -989,18 +988,11 @@ void r100_ring_start(struct radeon_device *rdev, struct
> radeon_ring *ring)
> /* Load the microcode for the CP */
> static int r100_cp_init_microcode(struct radeon_device *rdev)
> {
> - struct platform_device *pdev;
> const char *fw_name = NULL;
> int err;
>
> DRM_DEBUG_KMS("\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;
> - }
> if ((rdev->family == CHIP_R100) || (rdev->family == CHIP_RV100) ||
> (rdev->family == CHIP_RV200) || (rdev->family == CHIP_RS100) ||
> (rdev->family == CHIP_RS200)) {
> @@ -1042,8 +1034,7 @@ static int r100_cp_init_microcode(struct radeon_device
> *rdev)
> fw_name = FIRMWARE_R520;
> }
>
> - err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
> - platform_device_unregister(pdev);
> + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
> if (err) {
> printk(KERN_ERR "radeon_cp: Failed to load firmware \"%s\"\n",
> fw_name);
> diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
> index dcac7fd..05a30ba 100644
> --- a/drivers/gpu/drm/radeon/r600.c
> +++ b/drivers/gpu/drm/radeon/r600.c
> @@ -28,7 +28,6 @@
> #include <linux/slab.h>
> #include <linux/seq_file.h>
> #include <linux/firmware.h>
> -#include <linux/platform_device.h>
> #include <linux/module.h>
> #include <drm/drmP.h>
> #include <drm/radeon_drm.h>
> @@ -2144,7 +2143,6 @@ void r600_cp_stop(struct radeon_device *rdev)
>
> int r600_init_microcode(struct radeon_device *rdev)
> {
> - struct platform_device *pdev;
> const char *chip_name;
> const char *rlc_chip_name;
> const char *smc_chip_name = "RV770";
> @@ -2154,13 +2152,6 @@ int r600_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_R600:
> chip_name = "R600";
> @@ -2272,7 +2263,7 @@ int r600_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) {
> @@ -2284,7 +2275,7 @@ int r600_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) {
> @@ -2295,7 +2286,7 @@ int r600_init_microcode(struct radeon_device *rdev)
> }
>
> snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_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) {
> @@ -2307,7 +2298,7 @@ int r600_init_microcode(struct radeon_device *rdev)
>
> if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_HEMLOCK)) {
> snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin",
> smc_chip_name);
> - err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev);
> + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
> if (err)
> goto out;
> if (rdev->smc_fw->size != smc_req_size) {
> @@ -2319,8 +2310,6 @@ int r600_init_microcode(struct radeon_device *rdev)
> }
>
> out:
> - platform_device_unregister(pdev);
> -
> if (err) {
> if (err != -EINVAL)
> printk(KERN_ERR
> diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c
> b/drivers/gpu/drm/radeon/radeon_uvd.c
> index ce5a10c..a7690d2 100644
> --- a/drivers/gpu/drm/radeon/radeon_uvd.c
> +++ b/drivers/gpu/drm/radeon/radeon_uvd.c
> @@ -56,20 +56,12 @@ static void radeon_uvd_idle_work_handler(struct
> work_struct *work);
>
> int radeon_uvd_init(struct radeon_device *rdev)
> {
> - struct platform_device *pdev;
> unsigned long bo_size;
> const char *fw_name;
> int i, r;
>
> INIT_DELAYED_WORK(&rdev->uvd.idle_work, radeon_uvd_idle_work_handler);
>
> - pdev = platform_device_register_simple("radeon_uvd", 0, NULL, 0);
> - r = IS_ERR(pdev);
> - if (r) {
> - dev_err(rdev->dev, "radeon_uvd: Failed to register firmware\n");
> - return -EINVAL;
> - }
> -
> switch (rdev->family) {
> case CHIP_RV710:
> case CHIP_RV730:
> @@ -112,16 +104,13 @@ int radeon_uvd_init(struct radeon_device *rdev)
> return -EINVAL;
> }
>
> - r = request_firmware(&rdev->uvd_fw, fw_name, &pdev->dev);
> + r = request_firmware(&rdev->uvd_fw, fw_name, rdev->dev);
> if (r) {
> dev_err(rdev->dev, "radeon_uvd: Can't load firmware \"%s\"\n",
> fw_name);
> - platform_device_unregister(pdev);
> return r;
> }
>
> - platform_device_unregister(pdev);
> -
> bo_size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 8) +
> RADEON_UVD_STACK_SIZE + RADEON_UVD_HEAP_SIZE;
> r = radeon_bo_create(rdev, bo_size, PAGE_SIZE, true,
> diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
> index 99160d8..5988eeb 100644
> --- a/drivers/gpu/drm/radeon/si.c
> +++ b/drivers/gpu/drm/radeon/si.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 <drm/drmP.h>
> @@ -1541,7 +1540,6 @@ static int si_mc_load_microcode(struct radeon_device
> *rdev)
>
> static int si_init_microcode(struct radeon_device *rdev)
> {
> - struct platform_device *pdev;
> const char *chip_name;
> const char *rlc_chip_name;
> size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size,
> mc_req_size;
> @@ -1551,13 +1549,6 @@ static int si_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_TAHITI:
> chip_name = "TAHITI";
> @@ -1615,7 +1606,7 @@ static int si_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) {
> @@ -1627,7 +1618,7 @@ static int si_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) {
> @@ -1638,7 +1629,7 @@ static int si_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) {
> @@ -1649,7 +1640,7 @@ static int si_init_microcode(struct radeon_device *rdev)
> }
>
> snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_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) {
> @@ -1660,7 +1651,7 @@ static int si_init_microcode(struct radeon_device *rdev)
> }
>
> 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) {
> @@ -1671,7 +1662,7 @@ static int si_init_microcode(struct radeon_device *rdev)
> }
>
> snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
> - err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev);
> + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
> if (err)
> goto out;
> if (rdev->smc_fw->size != smc_req_size) {
> @@ -1682,8 +1673,6 @@ static int si_init_microcode(struct radeon_device *rdev)
> }
>
> out:
> - platform_device_unregister(pdev);
> -
> if (err) {
> if (err != -EINVAL)
> printk(KERN_ERR
