[PATCH] drm/amdgpu/psp: upper_32_bits/lower_32_bits for address setup

Alex Deucher alexdeucher at gmail.com
Thu Jun 22 22:28:38 UTC 2017


Rather than casting and shifting.  Fixes sparse case warnings.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c |  4 ++--
 drivers/gpu/drm/amd/amdgpu/psp_v10_0.c  | 12 ++++++------
 drivers/gpu/drm/amd/amdgpu/psp_v3_1.c   | 12 ++++++------
 3 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index c224c5c..0b5f533 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -152,8 +152,8 @@ static void psp_prep_tmr_cmd_buf(struct psp_gfx_cmd_resp *cmd,
 				 uint64_t tmr_mc, uint32_t size)
 {
 	cmd->cmd_id = GFX_CMD_ID_SETUP_TMR;
-	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = (uint32_t)tmr_mc;
-	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = (uint32_t)(tmr_mc >> 32);
+	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc);
+	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc);
 	cmd->cmd.cmd_setup_tmr.buf_size = size;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
index 20c1e53..2258323 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
@@ -96,8 +96,8 @@ int psp_v10_0_prep_cmd_buf(struct amdgpu_firmware_info *ucode, struct psp_gfx_cm
 	header = (struct common_firmware_header *)ucode->fw;
 
 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
-	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = (uint32_t)fw_mem_mc_addr;
-	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = (uint32_t)((uint64_t)fw_mem_mc_addr >> 32);
+	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
+	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
 	cmd->cmd.cmd_load_ip_fw.fw_size = le32_to_cpu(header->ucode_size_bytes);
 
 	ret = psp_v10_0_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
@@ -172,10 +172,10 @@ int psp_v10_0_cmd_submit(struct psp_context *psp,
 		write_frame = ring->ring_mem + (psp_write_ptr_reg / (sizeof(struct psp_gfx_rb_frame) / 4));
 
 	/* Update KM RB frame */
-	write_frame->cmd_buf_addr_hi = (unsigned int)(cmd_buf_mc_addr >> 32);
-	write_frame->cmd_buf_addr_lo = (unsigned int)(cmd_buf_mc_addr);
-	write_frame->fence_addr_hi = (unsigned int)(fence_mc_addr >> 32);
-	write_frame->fence_addr_lo = (unsigned int)(fence_mc_addr);
+	write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
+	write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
+	write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
+	write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
 	write_frame->fence_value = index;
 
 	/* Update the write Pointer in DWORDs */
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
index 6e5c6ed..c98d77d 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
@@ -254,8 +254,8 @@ int psp_v3_1_prep_cmd_buf(struct amdgpu_firmware_info *ucode, struct psp_gfx_cmd
 	memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
 
 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
-	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = (uint32_t)fw_mem_mc_addr;
-	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = (uint32_t)((uint64_t)fw_mem_mc_addr >> 32);
+	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
+	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
 	cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
 
 	ret = psp_v3_1_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
@@ -375,10 +375,10 @@ int psp_v3_1_cmd_submit(struct psp_context *psp,
 	memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
 
 	/* Update KM RB frame */
-	write_frame->cmd_buf_addr_hi = (unsigned int)(cmd_buf_mc_addr >> 32);
-	write_frame->cmd_buf_addr_lo = (unsigned int)(cmd_buf_mc_addr);
-	write_frame->fence_addr_hi = (unsigned int)(fence_mc_addr >> 32);
-	write_frame->fence_addr_lo = (unsigned int)(fence_mc_addr);
+	write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
+	write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
+	write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
+	write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
 	write_frame->fence_value = index;
 
 	/* Update the write Pointer in DWORDs */
-- 
2.5.5



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