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net: sparx5: use FDMA library symbols

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Include and use the new FDMA header, which now provides the required
masks and bit offsets for operating on the DCB's and DB's.

Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Reviewed-by: Jens Emil Schulz Østergaard <jensemil.schulzostergaard@microchip.com>
Reviewed-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Machon 2024-09-02 16:54:07 +02:00 committed by David S. Miller
parent 30e48a75df
commit 947a72f40f
3 changed files with 3 additions and 44 deletions
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1
drivers/net/ethernet/microchip/sparx5/Makefile
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@ -18,3 +18,4 @@ sparx5-switch-$(CONFIG_DEBUG_FS) += sparx5_vcap_debugfs.o
# Provide include files
ccflags-y += -I$(srctree)/drivers/net/ethernet/microchip/vcap
ccflags-y += -I$(srctree)/drivers/net/ethernet/microchip/fdma

44
drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c
View File

@ -21,53 +21,9 @@
#define FDMA_XTR_CHANNEL 6
#define FDMA_INJ_CHANNEL 0
#define FDMA_DCB_INFO_DATAL(x) ((x) & GENMASK(15, 0))
#define FDMA_DCB_INFO_TOKEN BIT(17)
#define FDMA_DCB_INFO_INTR BIT(18)
#define FDMA_DCB_INFO_SW(x) (((x) << 24) & GENMASK(31, 24))
#define FDMA_DCB_STATUS_BLOCKL(x) ((x) & GENMASK(15, 0))
#define FDMA_DCB_STATUS_SOF BIT(16)
#define FDMA_DCB_STATUS_EOF BIT(17)
#define FDMA_DCB_STATUS_INTR BIT(18)
#define FDMA_DCB_STATUS_DONE BIT(19)
#define FDMA_DCB_STATUS_BLOCKO(x) (((x) << 20) & GENMASK(31, 20))
#define FDMA_DCB_INVALID_DATA 0x1
#define FDMA_XTR_BUFFER_SIZE 2048
#define FDMA_WEIGHT 4
/* Frame DMA DCB format
*
* +---------------------------+
* | Next Ptr |
* +---------------------------+
* | Reserved | Info |
* +---------------------------+
* | Data0 Ptr |
* +---------------------------+
* | Reserved | Status0 |
* +---------------------------+
* | Data1 Ptr |
* +---------------------------+
* | Reserved | Status1 |
* +---------------------------+
* | Data2 Ptr |
* +---------------------------+
* | Reserved | Status2 |
* |-------------|-------------|
* | |
* | |
* | |
* | |
* | |
* |---------------------------|
* | Data14 Ptr |
* +-------------|-------------+
* | Reserved | Status14 |
* +-------------|-------------+
*/
/* For each hardware DB there is an entry in this list and when the HW DB
* entry is used, this SW DB entry is moved to the back of the list
*/

2
drivers/net/ethernet/microchip/sparx5/sparx5_main.h
View File

@ -20,6 +20,8 @@
#include <linux/debugfs.h>
#include <net/flow_offload.h>
#include <fdma_api.h>
#include "sparx5_main_regs.h"
/* Target chip type */